Implement ast dumping and start treewalker

This commit is contained in:
0x4261756D 2023-10-08 21:40:44 +02:00
parent b00a99ab6a
commit cdfa8d3f90
6 changed files with 641 additions and 345 deletions

View File

@ -33,6 +33,9 @@ pub fn build(b: *std.Build) void {
exe.addModule("parser", b.addModule("parser", .{
.source_file = .{ .path = "src/parser.zig" },
}));
exe.addModule("treewalker", b.addModule("treewalker", .{
.source_file = .{ .path = "src/treewalker.zig" },
}));
// This declares intent for the executable to be installed into the
// standard location when the user invokes the "install" step (the default

View File

@ -1,6 +1,7 @@
const std = @import("std");
const tokenize = @import("tokenizer.zig").tokenize;
const parse = @import("parser.zig").parse;
const treewalk = @import("treewalker.zig").interpret;
pub fn main() !void
{
@ -35,5 +36,5 @@ pub fn main() !void
var parserAllocator = std.heap.ArenaAllocator.init(std.heap.page_allocator);
defer parserAllocator.deinit();
const root = try parse(tokens, &parserAllocator);
root.dump(0);
try treewalk(root, allocator);
}

View File

@ -2,14 +2,17 @@ const Token = @import("tokenizer.zig").Token;
const TokenType = @import("tokenizer.zig").TokenType;
const std = @import("std");
const types = @import("types.zig");
const CodeRegion = @import("types.zig").CodeRegion;
pub const ChunkNode = struct
{
block: BlockNode,
startRegion: CodeRegion,
endRegion: CodeRegion,
pub fn dump(self: *const ChunkNode, indent: usize) void
{
std.debug.print("ChunkNode:\n", .{});
std.debug.print("ChunkNode ({} - {}):\n", .{self.startRegion, self.endRegion});
for (0..indent) |_|
{
std.debug.print("\t", .{});
@ -33,6 +36,8 @@ pub const BlockNode = struct
{
stats: std.ArrayList(StatNode),
retstat: ?RetstatNode,
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const BlockNode, indent: usize) void
{
@ -85,9 +90,12 @@ pub const BlockNode = struct
std.debug.print("}}\n", .{});
}
};
const RetstatNode = struct
pub const RetstatNode = struct
{
values: ?ExplistNode,
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const RetstatNode, indent: usize) void
{
std.debug.print("Retstat Node:\n", .{});
@ -117,7 +125,7 @@ const RetstatNode = struct
}
};
const StatNode = union(enum)
pub const StatNode = union(enum)
{
Semicolon,
Assignment: AssignmentNode,
@ -157,9 +165,12 @@ fn dumpStatNode(stat: StatNode, indent: usize) void
}
}
const AssignmentNode = struct
pub const AssignmentNode = struct
{
lhs: VarlistNode, rhs: ExplistNode,
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const AssignmentNode, indent: usize) void
{
std.debug.print("Assignment Node:\n", .{});
@ -187,10 +198,13 @@ const AssignmentNode = struct
std.debug.print("}}\n", .{});
}
};
const WhileNode = struct
pub const WhileNode = struct
{
condition: ExpNode,
body: BlockNode,
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const WhileNode, indent: usize) void
{
std.debug.print("While Node:\n", .{});
@ -218,10 +232,13 @@ const WhileNode = struct
std.debug.print("}}\n", .{});
}
};
const RepeatNode = struct
pub const RepeatNode = struct
{
condition: ExpNode,
body: BlockNode,
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const RepeatNode, indent: usize) void
{
std.debug.print("Repeat Node:\n", .{});
@ -249,12 +266,15 @@ const RepeatNode = struct
std.debug.print("}}\n", .{});
}
};
const IfNode = struct
pub const IfNode = struct
{
condition: ExpNode,
body: BlockNode,
elseifs: std.ArrayList(ElseifNode),
else_: ?BlockNode,
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const IfNode, indent: usize) void
{
std.debug.print("If Node:\n", .{});
@ -318,13 +338,16 @@ const IfNode = struct
std.debug.print("}}\n", .{});
}
};
const ForNumericalNode = struct
pub const ForNumericalNode = struct
{
variable: []u8,
start: ExpNode,
end: ExpNode,
change: ?ExpNode,
body: BlockNode,
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const ForNumericalNode, indent: usize) void
{
std.debug.print("For Numerical Node:\n", .{});
@ -376,11 +399,14 @@ const ForNumericalNode = struct
std.debug.print("}}\n", .{});
}
};
const ForGenericNode = struct
pub const ForGenericNode = struct
{
vars: std.ArrayList([]u8),
exps: ExplistNode,
body: BlockNode,
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const ForGenericNode, indent: usize) void
{
std.debug.print("For Generic Node:\n", .{});
@ -427,10 +453,13 @@ const ForGenericNode = struct
std.debug.print("}}\n", .{});
}
};
const FunctionNode = struct
pub const FunctionNode = struct
{
name: FuncnameNode,
body: FuncbodyNode,
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const FunctionNode, indent: usize) void
{
std.debug.print("Function Node:\n", .{});
@ -458,10 +487,13 @@ const FunctionNode = struct
std.debug.print("}}\n", .{});
}
};
const LocalFunctionNode = struct
pub const LocalFunctionNode = struct
{
name: []u8,
body: FuncbodyNode,
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const LocalFunctionNode, indent: usize) void
{
std.debug.print("Local Function Node:\n", .{});
@ -489,10 +521,13 @@ const LocalFunctionNode = struct
}
};
const LocalNode = struct
pub const LocalNode = struct
{
attnames: AttnamelistNode,
values: ?ExplistNode,
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const LocalNode, indent: usize) void
{
std.debug.print("Local Node:\n", .{});
@ -527,11 +562,14 @@ const LocalNode = struct
std.debug.print("}}\n", .{});
}
};
const FunctioncallNode = struct
pub const FunctioncallNode = struct
{
function: SuffixexpNode,
objectArg: ?[]u8,
args: ArgsNode,
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const FunctioncallNode, indent: usize) void
{
std.debug.print("Functioncall Node:\n", .{});
@ -572,9 +610,12 @@ const FunctioncallNode = struct
std.debug.print("}}\n", .{});
}
};
const VarlistNode = struct
pub const VarlistNode = struct
{
vars: std.ArrayList(VarNode),
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const VarlistNode, indent: usize) void
{
std.debug.print("Varlist Node:\n", .{});
@ -613,9 +654,12 @@ const VarlistNode = struct
std.debug.print("}}\n", .{});
}
};
const ExplistNode = struct
pub const ExplistNode = struct
{
exps: std.ArrayList(ExpNode),
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const ExplistNode, indent: usize) void
{
std.debug.print("Explist Node:\n", .{});
@ -654,7 +698,7 @@ const ExplistNode = struct
std.debug.print("}}\n", .{});
}
};
const ExpNode = union(enum)
pub const ExpNode = union(enum)
{
Nil,
False,
@ -685,10 +729,13 @@ fn dumpExpNode(expNode: ExpNode, indent: usize) void
.Binop => |*node| node.*.dump(indent),
}
}
const UnopNode = struct
pub const UnopNode = struct
{
unopType: UnopType,
exp: *ExpNode,
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const UnopNode, indent: usize) void
{
std.debug.print("Unop Node:\n", .{});
@ -715,11 +762,14 @@ const UnopNode = struct
std.debug.print("}}\n", .{});
}
};
const BinopNode = struct
pub const BinopNode = struct
{
lhs: ExpNode,
op: BinopType,
rhs: ExpNode,
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const BinopNode, indent: usize) void
{
std.debug.print("Binop Node:\n", .{});
@ -752,10 +802,13 @@ const BinopNode = struct
std.debug.print("}}\n", .{});
}
};
const ElseifNode = struct
pub const ElseifNode = struct
{
condition: ExpNode,
body: BlockNode,
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const ElseifNode, indent: usize) void
{
std.debug.print("Elseif Node:\n", .{});
@ -783,11 +836,14 @@ const ElseifNode = struct
std.debug.print("}}\n", .{});
}
};
const FuncnameNode = struct
pub const FuncnameNode = struct
{
name: []u8,
dottedNames: std.ArrayList([]u8),
firstArg: ?[]u8,
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const FuncnameNode, indent: usize) void
{
std.debug.print("Funcname Node:\n", .{});
@ -845,10 +901,12 @@ const FuncnameNode = struct
}
};
const FuncbodyNode = struct
pub const FuncbodyNode = struct
{
pars: ?ParlistNode,
body: BlockNode,
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const FuncbodyNode, indent: usize) void
{
@ -883,9 +941,12 @@ const FuncbodyNode = struct
std.debug.print("}}\n", .{});
}
};
const AttnamelistNode = struct
pub const AttnamelistNode = struct
{
attnames: std.ArrayList(AttnameNode),
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const AttnamelistNode, indent: usize) void
{
std.debug.print("Attnamelist Node:\n", .{});
@ -924,10 +985,13 @@ const AttnamelistNode = struct
std.debug.print("}}\n", .{});
}
};
const AttnameNode = struct
pub const AttnameNode = struct
{
name: []u8,
attribute: ?[]u8,
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const AttnameNode, indent: usize) void
{
std.debug.print("Funcname Node:\n", .{});
@ -961,7 +1025,7 @@ const AttnameNode = struct
std.debug.print("}}\n", .{});
}
};
const SuffixexpNode = union(enum)
pub const SuffixexpNode = union(enum)
{
Normal: NormalSuffixNode,
Functioncall: *FunctioncallNode,
@ -974,7 +1038,7 @@ fn dumpSuffixExpNode(suffixexpNode: SuffixexpNode, indent: usize) void
.Functioncall => |*node| node.*.dump(indent),
}
}
const ArgsNode = union(enum)
pub const ArgsNode = union(enum)
{
Bracketed: ?ExplistNode,
Tableconstructor: TableconstructorNode,
@ -999,7 +1063,7 @@ fn dumpArgsNode(argsNode: ArgsNode, indent: usize) void
.Literal => |*string| std.debug.print("Literal: '{s}'\n", .{string}),
}
}
const VarNode = union(enum)
pub const VarNode = union(enum)
{
Name: []u8,
Indexed: IndexedVarNode,
@ -1014,10 +1078,13 @@ fn dumpVarNode(varNode: VarNode, indent: usize) void
.Member => |*node| node.dump(indent),
}
}
const IndexedVarNode = struct
pub const IndexedVarNode = struct
{
value: SuffixexpNode,
index: ExpNode,
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const IndexedVarNode, indent: usize) void
{
std.debug.print("Indexed Var Node:\n", .{});
@ -1045,10 +1112,13 @@ const IndexedVarNode = struct
std.debug.print("}}\n", .{});
}
};
const MemberVarNode = struct
pub const MemberVarNode = struct
{
value: SuffixexpNode,
name: []u8,
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const MemberVarNode, indent: usize) void
{
std.debug.print("Member Var Node:\n", .{});
@ -1076,9 +1146,12 @@ const MemberVarNode = struct
}
};
const TableconstructorNode = struct
pub const TableconstructorNode = struct
{
exps: ?FieldlistNode,
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const TableconstructorNode, indent: usize) void
{
std.debug.print("Tableconstructor Node:\n", .{});
@ -1107,11 +1180,11 @@ const TableconstructorNode = struct
std.debug.print("}}\n", .{});
}
};
const UnopType = enum
pub const UnopType = enum
{
Minus, LogicalNot, Length, BinaryNot,
};
const BinopType = enum
pub const BinopType = enum
{
LogicalOr,
LocicalAnd,
@ -1125,10 +1198,13 @@ const BinopType = enum
Mul, Div, IntDiv, Mod,
Exp,
};
const ParlistNode = struct
pub const ParlistNode = struct
{
names: std.ArrayList([]u8),
hasVarargs: bool,
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const ParlistNode, indent: usize) void
{
std.debug.print("Parlist Node:\n", .{});
@ -1172,10 +1248,13 @@ const ParlistNode = struct
std.debug.print("}}\n", .{});
}
};
const NormalSuffixNode = struct
pub const NormalSuffixNode = struct
{
firstPart: SuffixexpFirstPart,
suffixes: std.ArrayList(SuffixexpSuffix),
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const NormalSuffixNode, indent: usize) void
{
std.debug.print("Normal Suffix Node:\n", .{});
@ -1220,7 +1299,7 @@ const NormalSuffixNode = struct
std.debug.print("}}\n", .{});
}
};
const SuffixexpFirstPart = union(enum)
pub const SuffixexpFirstPart = union(enum)
{
Name: []u8,
BracketedExpr: ExpNode,
@ -1233,7 +1312,7 @@ fn dumpSuffixExpFirstPart(suffixexpFirstPart: SuffixexpFirstPart, indent: usize)
.BracketedExpr => |*node| dumpExpNode(node.*, indent),
}
}
const SuffixexpSuffix = union(enum)
pub const SuffixexpSuffix = union(enum)
{
Dot: []u8,
Indexed: ExpNode,
@ -1251,10 +1330,13 @@ fn dumpSuffixSuffix(suffixexpSuffix: SuffixexpSuffix, indent: usize) void
}
}
const ArgsFirstArgNode = struct
pub const ArgsFirstArgNode = struct
{
name: []u8,
rest: ArgsNode,
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const ArgsFirstArgNode, indent: usize) void
{
std.debug.print("Args First Arg Node:\n", .{});
@ -1282,9 +1364,12 @@ const ArgsFirstArgNode = struct
}
};
const FieldlistNode = struct
pub const FieldlistNode = struct
{
exps: std.ArrayList(FieldNode),
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const FieldlistNode, indent: usize) void
{
std.debug.print("Fieldlist Node:\n", .{});
@ -1323,16 +1408,19 @@ const FieldlistNode = struct
std.debug.print("}}\n", .{});
}
};
const FieldNode = union(enum)
pub const FieldNode = union(enum)
{
IndexedAssignment: IndexedAssignmentNode,
Assignment: FieldAssignmentNode,
Exp: ExpNode,
};
const FieldAssignmentNode = struct
pub const FieldAssignmentNode = struct
{
lhs: []u8,
rhs: ExpNode,
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const FieldAssignmentNode, indent: usize) void
{
std.debug.print("Field Assignment Node:\n", .{});
@ -1368,10 +1456,13 @@ fn dumpFieldNode(fieldNode: FieldNode, indent: usize) void
.Exp => |*node| dumpExpNode(node.*, indent),
}
}
const IndexedAssignmentNode = struct
pub const IndexedAssignmentNode = struct
{
index: ExpNode,
rhs: ExpNode,
startRegion: CodeRegion,
endRegion: CodeRegion,
fn dump(self: *const IndexedAssignmentNode, indent: usize) void
{
std.debug.print("Indexed Assignment Node:\n", .{});
@ -1405,7 +1496,7 @@ pub fn parse(tokens: []Token, allocator: *std.heap.ArenaAllocator) !ChunkNode
var i: usize = 0;
const maybeParsedChunk = parseChunk(tokens, &i, allocator) catch |err|
{
std.debug.print("{any}: data: {any}, type: {any}\n", .{tokens[i].location, tokens[i].tokenData, tokens[i].tokenType});
std.debug.print("{any}: data: {any}, type: {any}\n", .{tokens[i].region, tokens[i].tokenData, tokens[i].tokenType});
return err;
};
return maybeParsedChunk;
@ -1482,11 +1573,12 @@ const ParserError = error
fn parseChunk(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) !ChunkNode
{
return ChunkNode { .block = try parseBlock(tokens, i, allocator) };
const block = try parseBlock(tokens, i, allocator);
return ChunkNode { .block = block, .startRegion = block.startRegion, .endRegion = block.endRegion };
}
fn parseBlock(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) ParserError!BlockNode
{
var ret = BlockNode { .stats = std.ArrayList(StatNode).init(allocator.*.allocator()), .retstat = null };
var ret = BlockNode { .stats = std.ArrayList(StatNode).init(allocator.*.allocator()), .retstat = null, .startRegion = tokens[i.*].region, .endRegion = tokens[i.*].region };
while(i.* < tokens.len and
tokens[i.*].tokenType != TokenType.Return and
tokens[i.*].tokenType != TokenType.End and
@ -1500,6 +1592,7 @@ fn parseBlock(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) P
{
ret.retstat = try parseRetstat(tokens, i, allocator);
}
ret.endRegion = if(i.* - 1 < tokens.len) tokens[i.* - 1].region else tokens[tokens.len - 1].region;
return ret;
}
fn parseStat(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) !StatNode
@ -1529,7 +1622,9 @@ fn parseStat(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) !S
}
if(tokens[i.*].tokenType == TokenType.Name)
{
return StatNode { .Goto = tokens[i.*].tokenData.string };
const name = tokens[i.*].tokenData.string;
i.* += 1;
return StatNode { .Goto = name };
}
return error.ExpectedNameForGoto;
},
@ -1546,6 +1641,7 @@ fn parseStat(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) !S
},
TokenType.While =>
{
const startRegion = tokens[i.*].region;
i.* += 1;
const condition = try parseExp(tokens, i, allocator);
if(i.* >= tokens.len or tokens[i.*].tokenType != TokenType.Do)
@ -1557,22 +1653,26 @@ fn parseStat(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) !S
{
return error.MissingEndForWhileBody;
}
const endRegion = tokens[i.*].region;
i.* += 1;
return StatNode { .While = WhileNode { .body = body, .condition = condition } };
return StatNode { .While = WhileNode { .body = body, .condition = condition, .startRegion = startRegion, .endRegion = endRegion } };
},
TokenType.Repeat =>
{
const startRegion = tokens[i.*].region;
i.* += 1;
const body = try parseBlock(tokens, i, allocator);
if(i.* >= tokens.len or tokens[i.*].tokenType != TokenType.Until)
{
return error.ExpectedUntilAfterRepeatBody;
}
const endRegion = tokens[i.*].region;
i.* += 1;
return StatNode { .Repeat = RepeatNode { .body = body, .condition = try parseExp(tokens, i, allocator) } };
return StatNode { .Repeat = RepeatNode { .body = body, .condition = try parseExp(tokens, i, allocator), .startRegion = startRegion, .endRegion = endRegion } };
},
TokenType.If =>
{
const startRegion = tokens[i.*].region;
i.* += 1;
const condition = try parseExp(tokens, i, allocator);
if(i.* >= tokens.len or tokens[i.*].tokenType != TokenType.Then)
@ -1585,7 +1685,7 @@ fn parseStat(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) !S
{
return error.ReachedEOFAfterIfBody;
}
var ifNode = IfNode { .body = body, .condition = condition, .elseifs = std.ArrayList(ElseifNode).init(allocator.*.allocator()), .else_ = null};
var ifNode = IfNode { .body = body, .condition = condition, .elseifs = std.ArrayList(ElseifNode).init(allocator.*.allocator()), .else_ = null, .startRegion = startRegion, .endRegion = startRegion };
while(tokens[i.*].tokenType == TokenType.Elseif)
{
i.* += 1;
@ -1594,8 +1694,9 @@ fn parseStat(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) !S
{
return error.ExpectedThenAfterElseifCondition;
}
const endRegion = tokens[i.*].region;
i.* += 1;
try ifNode.elseifs.append(ElseifNode { .body = try parseBlock(tokens, i, allocator), .condition = elseifCondition });
try ifNode.elseifs.append(ElseifNode { .body = try parseBlock(tokens, i, allocator), .condition = elseifCondition, .startRegion = startRegion, .endRegion = endRegion });
}
if(i.* >= tokens.len)
{
@ -1610,11 +1711,13 @@ fn parseStat(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) !S
{
return error.ExpectedEndClosingIf;
}
ifNode.endRegion = tokens[i.*].region;
i.* += 1;
return StatNode { .If = ifNode };
},
TokenType.For =>
{
const startRegion = tokens[i.*].region;
i.* += 1;
if(i.* >= tokens.len or tokens[i.*].tokenType != TokenType.Name)
{
@ -1654,8 +1757,9 @@ fn parseStat(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) !S
{
return error.ExpectedEndAfterForEqBody;
}
const endRegion = tokens[i.*].region;
i.* += 1;
return StatNode { .ForNumerical = ForNumericalNode { .variable = variable, .start = start, .end = end, .change = change, .body = body } };
return StatNode { .ForNumerical = ForNumericalNode { .variable = variable, .start = start, .end = end, .change = change, .body = body, .startRegion = startRegion, .endRegion = endRegion } };
},
TokenType.Comma =>
{
@ -1691,8 +1795,9 @@ fn parseStat(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) !S
{
return error.ExpectedEndAfterForInBody;
}
const endRegion = tokens[i.*].region;
i.* += 1;
return StatNode { .ForGeneric = ForGenericNode { .vars = names, .exps = exps, .body = body } };
return StatNode { .ForGeneric = ForGenericNode { .vars = names, .exps = exps, .body = body, .startRegion = startRegion, .endRegion = endRegion } };
},
TokenType.In =>
{
@ -1708,22 +1813,26 @@ fn parseStat(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) !S
{
return error.ExpectedEndAfterForInBody;
}
const endRegion = tokens[i.*].region;
i.* += 1;
var names = try std.ArrayList([]u8).initCapacity(allocator.allocator(), 1);
try names.insert(0, variable);
return StatNode { .ForGeneric = ForGenericNode { .vars = names, .exps = exps, .body = body } };
return StatNode { .ForGeneric = ForGenericNode { .vars = names, .exps = exps, .body = body, .startRegion = startRegion, .endRegion = endRegion } };
},
else => return error.UnexpectedTokenAfterFirstNameInFor,
}
},
TokenType.Function =>
{
const startRegion = tokens[i.*].region;
i.* += 1;
const name = try parseFuncname(tokens, i, allocator);
return StatNode { .Function = FunctionNode { .name = name, .body = try parseFuncbody(tokens, i, allocator) } };
const body = try parseFuncbody(tokens, i, allocator);
return StatNode { .Function = FunctionNode { .name = name, .body = body, .startRegion = startRegion, .endRegion = body.endRegion } };
},
TokenType.Local =>
{
const startRegion = tokens[i.*].region;
i.* += 1;
if(i.* >= tokens.len)
{
@ -1737,16 +1846,18 @@ fn parseStat(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) !S
return error.ExpectedLocalFunctionName;
}
const name = tokens[i.*].tokenData.string;
const endRegion = tokens[i.*].region;
i.* += 1;
return StatNode { .LocalFunction = LocalFunctionNode { .name = name, .body = try parseFuncbody(tokens, i, allocator) } };
return StatNode { .LocalFunction = LocalFunctionNode { .name = name, .body = try parseFuncbody(tokens, i, allocator), .startRegion = startRegion, .endRegion = endRegion } };
}
else
{
var ret = LocalNode { .attnames = try parseAttnamelist(tokens, i, allocator), .values = null };
var ret = LocalNode { .attnames = try parseAttnamelist(tokens, i, allocator), .values = null, .startRegion = startRegion, .endRegion = startRegion };
if(i.* < tokens.len and tokens[i.*].tokenType == TokenType.Equals)
{
i.* += 1;
ret.values = try parseExplist(tokens, i, allocator);
ret.endRegion = ret.values.?.endRegion;
}
return StatNode { .Local = ret };
}
@ -1769,6 +1880,7 @@ fn parseStat(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) !S
},
TokenType.Name, TokenType.RoundOpen =>
{
const startRegion = tokens[i.*].region;
const suffixExp = try parseSuffixExp(tokens, i, allocator);
if(i.* >= tokens.len)
{
@ -1784,15 +1896,17 @@ fn parseStat(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) !S
{
TokenType.Equals =>
{
const endRegion = tokens[i.*].region;
i.* += 1;
var lhs = std.ArrayList(VarNode).init(allocator.allocator());
try lhs.append(try suffixExpToVar(suffixExp));
return StatNode { .Assignment = AssignmentNode { .lhs = VarlistNode { .vars = lhs }, .rhs = try parseExplist(tokens, i, allocator) } };
try lhs.append(try suffixExpToVar(suffixExp, startRegion, endRegion));
const rhs = try parseExplist(tokens, i, allocator);
return StatNode { .Assignment = AssignmentNode { .lhs = VarlistNode { .vars = lhs, .startRegion = endRegion, .endRegion = tokens[@min(i.*, tokens.len) - 1].region }, .rhs = rhs, .startRegion = startRegion, .endRegion = rhs.endRegion } };
},
TokenType.Comma =>
{
var varlistNode = VarlistNode { .vars = std.ArrayList(VarNode).init(allocator.allocator()) };
try varlistNode.vars.append(try suffixExpToVar(suffixExp));
var varlistNode = VarlistNode { .vars = std.ArrayList(VarNode).init(allocator.allocator()), .startRegion = startRegion, .endRegion = startRegion };
try varlistNode.vars.append(try suffixExpToVar(suffixExp, startRegion, tokens[@min(i.*, tokens.len) - 1].region));
while(tokens[i.*].tokenType == TokenType.Comma)
{
i.* += 1;
@ -1802,8 +1916,10 @@ fn parseStat(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) !S
{
return error.ExpectedEqAfterAssignmentVarList;
}
varlistNode.endRegion = tokens[i.*].region;
i.* += 1;
return StatNode { .Assignment = AssignmentNode { .lhs = varlistNode, .rhs = try parseExplist(tokens, i, allocator) } };
const rhs = try parseExplist(tokens, i, allocator);
return StatNode { .Assignment = AssignmentNode { .lhs = varlistNode, .rhs = rhs, .startRegion = startRegion, .endRegion = rhs.endRegion } };
},
else =>
{
@ -1829,6 +1945,7 @@ fn parseRetstat(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator)
{
return error.ExpectedReturnStartingRetstat;
}
const startRegion = tokens[i.*].region;
i.* += 1;
if(i.* >= tokens.len or
tokens[i.*].tokenType == TokenType.Semicolon or tokens[i.*].tokenType == TokenType.Else or tokens[i.*].tokenType == TokenType.Elseif or tokens[i.*].tokenType == TokenType.End)
@ -1837,14 +1954,16 @@ fn parseRetstat(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator)
{
i.* += 1;
}
return RetstatNode { .values = null };
return RetstatNode { .values = null, .startRegion = startRegion, .endRegion = tokens[@min(i.*, tokens.len) - 1].region };
}
const ret = RetstatNode { .values = try parseExplist(tokens, i, allocator) };
const values = try parseExplist(tokens, i, allocator);
var endRegion = values.endRegion;
if(i.* < tokens.len and tokens[i.*].tokenType == TokenType.Semicolon)
{
endRegion = tokens[i.*].region;
i.* += 1;
}
return ret;
return RetstatNode { .values = values, .startRegion = startRegion, .endRegion = endRegion };
}
fn parseExp(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) ParserError!ExpNode
{
@ -1857,6 +1976,7 @@ fn parseExpPrimary(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocat
{
return error.ReachedEOFExpectedPrimaryExpression;
}
const startRegion = tokens[i.*].region;
switch(tokens[i.*].tokenType)
{
TokenType.Nil =>
@ -1902,28 +2022,32 @@ fn parseExpPrimary(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocat
i.* += 1;
const unop = try allocator.allocator().create(ExpNode);
unop.* = try parseExp(tokens, i, allocator);
return ExpNode { .Unop = UnopNode { .unopType = UnopType.Minus, .exp = unop } };
const endRegion = tokens[@min(i.*, tokens.len) - 1].region;
return ExpNode { .Unop = UnopNode { .unopType = UnopType.Minus, .exp = unop, .startRegion = startRegion, .endRegion = endRegion } };
},
TokenType.Hash =>
{
i.* += 1;
const unop = try allocator.allocator().create(ExpNode);
unop.* = try parseExp(tokens, i, allocator);
return ExpNode { .Unop = UnopNode { .unopType = UnopType.Length, .exp = unop } };
const endRegion = tokens[@min(i.*, tokens.len) - 1].region;
return ExpNode { .Unop = UnopNode { .unopType = UnopType.Length, .exp = unop, .startRegion = startRegion, .endRegion = endRegion } };
},
TokenType.Not =>
{
i.* += 1;
const unop = try allocator.allocator().create(ExpNode);
unop.* = try parseExp(tokens, i, allocator);
return ExpNode { .Unop = UnopNode { .unopType = UnopType.LogicalNot, .exp = unop } };
const endRegion = tokens[@min(i.*, tokens.len) - 1].region;
return ExpNode { .Unop = UnopNode { .unopType = UnopType.LogicalNot, .exp = unop, .startRegion = startRegion, .endRegion = endRegion } };
},
TokenType.Tilde =>
{
i.* += 1;
const unop = try allocator.allocator().create(ExpNode);
unop.* = try parseExp(tokens, i, allocator);
return ExpNode { .Unop = UnopNode { .unopType = UnopType.BinaryNot, .exp = unop } };
const endRegion = tokens[@min(i.*, tokens.len) - 1].region;
return ExpNode { .Unop = UnopNode { .unopType = UnopType.BinaryNot, .exp = unop, .startRegion = startRegion, .endRegion = endRegion } };
},
else =>
{
@ -1938,6 +2062,7 @@ fn parseExpPrecedence(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllo
var currentLhs = lhs;
while(i.* < tokens.len and isBinop(tokens[i.*]))
{
const startRegion = tokens[i.*].region;
const precedence = try getPrecedence(tokens[i.*]);
if(precedence < minPrecedence)
{
@ -1954,7 +2079,7 @@ fn parseExpPrecedence(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllo
rhs = try parseExpPrecedence(tokens, i, allocator, rhs, precedence + associativityBoost);
}
const binop = try allocator.allocator().create(BinopNode);
binop.* = BinopNode { .lhs = currentLhs, .op = op, .rhs = rhs };
binop.* = BinopNode { .lhs = currentLhs, .op = op, .rhs = rhs, .startRegion = startRegion, .endRegion = tokens[@min(i.*, tokens.len) - 1].region };
currentLhs = ExpNode { .Binop = binop };
}
return currentLhs;
@ -2022,13 +2147,15 @@ fn isBinop(token: Token) bool
}
fn parseExplist(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) !ExplistNode
{
var ret = ExplistNode { .exps = std.ArrayList(ExpNode).init(allocator.allocator()) };
const startRegion = tokens[@min(i.*, tokens.len) - 1].region;
var ret = ExplistNode { .exps = std.ArrayList(ExpNode).init(allocator.allocator()), .startRegion = startRegion, .endRegion = startRegion };
try ret.exps.append(try parseExp(tokens, i, allocator));
while(i.* < tokens.len and tokens[i.*].tokenType == TokenType.Comma)
{
i.* += 1;
try ret.exps.append(try parseExp(tokens, i, allocator));
}
ret.endRegion = tokens[@min(i.*, tokens.len) - 1].region;
return ret;
}
fn parseFuncname(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) !FuncnameNode
@ -2037,7 +2164,8 @@ fn parseFuncname(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator
{
return error.ExpectedFuncname;
}
var ret = FuncnameNode { .name = tokens[i.*].tokenData.string, .dottedNames = std.ArrayList([]u8).init(allocator.allocator()), .firstArg = null };
const startRange = tokens[i.*].region;
var ret = FuncnameNode { .name = tokens[i.*].tokenData.string, .dottedNames = std.ArrayList([]u8).init(allocator.allocator()), .firstArg = null, .startRegion = startRange, .endRegion = startRange };
i.* += 1;
while(i.* < tokens.len and tokens[i.*].tokenType == TokenType.Dot)
{
@ -2056,7 +2184,9 @@ fn parseFuncname(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator
return error.ExpectedNameOfFirstArgInFuncname;
}
ret.firstArg = tokens[i.*].tokenData.string;
i.* += 1;
}
ret.endRegion = tokens[@min(i.*, tokens.len) - 1].region;
return ret;
}
fn parseFuncbody(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) !FuncbodyNode
@ -2065,6 +2195,7 @@ fn parseFuncbody(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator
{
return error.ExpectedRoundOpenStartingFuncbody;
}
const startRegion = tokens[i.*].region;
i.* += 1;
if(i.* >= tokens.len)
{
@ -2084,7 +2215,7 @@ fn parseFuncbody(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator
}
i.* += 1;
}
const ret = FuncbodyNode { .body = try parseBlock(tokens, i, allocator), .pars = pars };
const ret = FuncbodyNode { .body = try parseBlock(tokens, i, allocator), .pars = pars, .startRegion = startRegion, .endRegion = tokens[i.*].region };
if(i.* >= tokens.len or tokens[i.*].tokenType != TokenType.End)
{
return error.ExpectedEndClosingFuncbody;
@ -2098,16 +2229,18 @@ fn parseParlist(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator)
{
return error.ReachedEOFInParlist;
}
const startRegion = tokens[i.*].region;
if(tokens[i.*].tokenType == TokenType.DotDotDot)
{
const endRegion = tokens[i.*].region;
i.* += 1;
return ParlistNode { .names = std.ArrayList([]u8).init(allocator.allocator()), .hasVarargs = true };
return ParlistNode { .names = std.ArrayList([]u8).init(allocator.allocator()), .hasVarargs = true, .startRegion = startRegion, .endRegion = endRegion };
}
if(tokens[i.*].tokenType != TokenType.Name)
{
return error.ExpectedNameStartingParlist;
}
var ret = ParlistNode { .names = std.ArrayList([]u8).init(allocator.allocator()), .hasVarargs = false };
var ret = ParlistNode { .names = std.ArrayList([]u8).init(allocator.allocator()), .hasVarargs = false, .startRegion = startRegion, .endRegion = startRegion };
try ret.names.append(tokens[i.*].tokenData.string);
i.* += 1;
while(i.* < tokens.len and tokens[i.*].tokenType == TokenType.Comma)
@ -2133,17 +2266,20 @@ fn parseParlist(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator)
else => return error.UnexpectedTokenInParlistNameList,
}
}
ret.endRegion = tokens[@min(i.*, tokens.len) - 1].region;
return ret;
}
fn parseAttnamelist(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) !AttnamelistNode
{
var ret = AttnamelistNode { .attnames = std.ArrayList(AttnameNode).init(allocator.allocator()) };
// TODO: What happens if this is reaches EOF?
var ret = AttnamelistNode { .attnames = std.ArrayList(AttnameNode).init(allocator.allocator()), .startRegion = tokens[i.*].region, .endRegion = tokens[i.*].region };
try ret.attnames.append(try parseAttname(tokens, i));
while(i.* < tokens.len and tokens[i.*].tokenType == TokenType.Comma)
{
i.* += 1;
try ret.attnames.append(try parseAttname(tokens, i));
}
ret.endRegion = tokens[@min(i.*, tokens.len) - 1].region;
return ret;
}
fn parseSuffixExp(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) !SuffixexpNode
@ -2153,6 +2289,7 @@ fn parseSuffixExp(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocato
{
return error.ReachedEOFInSuffixExp;
}
const startRegion = tokens[i.*].region;
const firstPart = try switch(tokens[i.*].tokenType)
{
TokenType.Name =>
@ -2202,14 +2339,16 @@ fn parseSuffixExp(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocato
},
TokenType.Colon =>
{
const argsFirstArgStartRegion = tokens[i.*].region;
i.* += 1;
if(i.* >= tokens.len or tokens[i.*].tokenType != TokenType.Name)
{
return error.ExpectedNameInArgsFirstArgSuffixExp;
}
const name = tokens[i.*].tokenData.string;
const argsFirstArgEndRegion = tokens[i.*].region;
i.* += 1;
try suffixes.append(SuffixexpSuffix { .ArgsFirstArg = ArgsFirstArgNode { .name = name, .rest = try parseArgs(tokens, i, allocator) } });
try suffixes.append(SuffixexpSuffix { .ArgsFirstArg = ArgsFirstArgNode { .name = name, .rest = try parseArgs(tokens, i, allocator), .startRegion = argsFirstArgStartRegion, .endRegion = argsFirstArgEndRegion } });
},
TokenType.RoundOpen, TokenType.CurlyOpen, TokenType.StringLiteral =>
{
@ -2218,6 +2357,7 @@ fn parseSuffixExp(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocato
else => break,
}
}
const endRegion = tokens[@min(i.*, tokens.len) - 1].region;
const last = suffixes.getLastOrNull();
if(last != null)
{
@ -2229,9 +2369,11 @@ fn parseSuffixExp(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocato
const functioncall = try allocator.allocator().create(FunctioncallNode);
functioncall.* = FunctioncallNode
{
.function = SuffixexpNode { .Normal = NormalSuffixNode { .firstPart = firstPart, .suffixes = suffixes } },
.function = SuffixexpNode { .Normal = NormalSuffixNode { .firstPart = firstPart, .suffixes = suffixes, .startRegion = startRegion, .endRegion = endRegion } },
.args = args.*,
.objectArg = null,
.startRegion = startRegion,
.endRegion = endRegion,
};
return SuffixexpNode
{
@ -2244,9 +2386,11 @@ fn parseSuffixExp(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocato
const functioncall = try allocator.allocator().create(FunctioncallNode);
functioncall.* = FunctioncallNode
{
.function = SuffixexpNode { .Normal = NormalSuffixNode { .firstPart = firstPart, .suffixes = suffixes } },
.function = SuffixexpNode { .Normal = NormalSuffixNode { .firstPart = firstPart, .suffixes = suffixes, .startRegion = startRegion, .endRegion = endRegion } },
.args = node.rest,
.objectArg = node.name,
.startRegion = startRegion,
.endRegion = endRegion,
};
return SuffixexpNode
{
@ -2256,11 +2400,12 @@ fn parseSuffixExp(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocato
else => {}
}
}
return SuffixexpNode { .Normal = NormalSuffixNode { .firstPart = firstPart, .suffixes = suffixes } };
return SuffixexpNode { .Normal = NormalSuffixNode { .firstPart = firstPart, .suffixes = suffixes, .startRegion = startRegion, .endRegion = endRegion } };
}
fn parseVar(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) !VarNode
{
return suffixExpToVar(try parseSuffixExp(tokens, i, allocator));
const startRegion = tokens[i.*].region;
return suffixExpToVar(try parseSuffixExp(tokens, i, allocator), startRegion, tokens[@min(i.*, tokens.len) - 1].region);
}
fn parseAttname(tokens: []Token, i: *usize) !AttnameNode
{
@ -2269,8 +2414,9 @@ fn parseAttname(tokens: []Token, i: *usize) !AttnameNode
return error.ExpectednameInAttribName;
}
const name = tokens[i.*].tokenData.string;
const startRegion = tokens[i.*].region;
i.* += 1;
var ret = AttnameNode { .name = name, .attribute = null };
var ret = AttnameNode { .name = name, .attribute = null, .startRegion = startRegion, .endRegion = startRegion };
if(i.* < tokens.len and tokens[i.*].tokenType == TokenType.Lt)
{
ret.attribute = tokens[i.*].tokenData.string;
@ -2279,6 +2425,7 @@ fn parseAttname(tokens: []Token, i: *usize) !AttnameNode
{
return error.ExpectedAttributeInAttrib;
}
ret.endRegion = tokens[i.*].region;
i.* += 1;
if(i.* >= tokens.len or tokens[i.*].tokenType != TokenType.Gt)
{
@ -2320,7 +2467,7 @@ fn parseArgs(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) !A
{
const value = tokens[i.*].tokenData.string;
i.* += 1;
return ArgsNode { .Literal = value};
return ArgsNode { .Literal = value };
},
else => return error.UnexpectedTokenInArgs,
}
@ -2331,23 +2478,27 @@ fn parseTableconstructor(tokens: []Token, i: *usize, allocator: *std.heap.ArenaA
{
return error.ExpectedCurlyOpenOpeningTableconstructor;
}
const startRegion = tokens[i.*].region;
i.* += 1;
if(i.* < tokens.len and tokens[i.*].tokenType == TokenType.CurlyClosed)
{
const endRegion = tokens[i.*].region;
i.* += 1;
return TableconstructorNode { .exps = null };
return TableconstructorNode { .exps = null, .startRegion = startRegion, .endRegion = endRegion };
}
const ret = TableconstructorNode { .exps = try parseFieldlist(tokens, i, allocator) };
var ret = TableconstructorNode { .exps = try parseFieldlist(tokens, i, allocator), .startRegion = startRegion, .endRegion = startRegion };
if(i.* >= tokens.len or tokens[i.*].tokenType != TokenType.CurlyClosed)
{
return error.ExpectedCurlyClosedClosingTableconstructor;
}
ret.endRegion = tokens[i.*].region;
i.* += 1;
return ret;
}
fn parseFieldlist(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) !FieldlistNode
{
var ret = FieldlistNode { .exps = std.ArrayList(FieldNode).init(allocator.allocator()) };
const startRegion = tokens[@min(i.*, tokens.len) - 1].region;
var ret = FieldlistNode { .exps = std.ArrayList(FieldNode).init(allocator.allocator()), .startRegion = startRegion, .endRegion = startRegion };
try ret.exps.append(try parseField(tokens, i, allocator));
while(i.* < tokens.len and isFieldsep(tokens[i.*]))
{
@ -2358,6 +2509,7 @@ fn parseFieldlist(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocato
{
i.* += 1;
}
ret.endRegion = tokens[@min(i.*, tokens.len) - 1].region;
return ret;
}
fn isFieldsep(token: Token) bool
@ -2370,6 +2522,7 @@ fn parseField(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) !
{
return error.ReachedEOFInField;
}
const startRegion = tokens[i.*].region;
switch(tokens[i.*].tokenType)
{
TokenType.SquareOpen =>
@ -2385,8 +2538,9 @@ fn parseField(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) !
{
return error.ExpectedEqualsInIndexedFieldExpression;
}
const endRegion = tokens[i.*].region;
i.* += 1;
return FieldNode { .IndexedAssignment = IndexedAssignmentNode { .index = index, .rhs = try parseExp(tokens, i, allocator) } };
return FieldNode { .IndexedAssignment = IndexedAssignmentNode { .index = index, .rhs = try parseExp(tokens, i, allocator), .startRegion = startRegion, .endRegion = endRegion } };
},
TokenType.Name =>
{
@ -2394,14 +2548,14 @@ fn parseField(tokens: []Token, i: *usize, allocator: *std.heap.ArenaAllocator) !
{
const name = tokens[i.*].tokenData.string;
i.* += 2;
return FieldNode { .Assignment = FieldAssignmentNode { .lhs = name, .rhs = try parseExp(tokens, i, allocator) } };
return FieldNode { .Assignment = FieldAssignmentNode { .lhs = name, .rhs = try parseExp(tokens, i, allocator), .startRegion = startRegion, .endRegion = tokens[i.* - 1].region } };
}
return FieldNode { .Exp = try parseExp(tokens, i, allocator) };
},
else => return FieldNode { .Exp = try parseExp(tokens, i, allocator) },
}
}
fn suffixExpToVar(suffixexp: SuffixexpNode) !VarNode
fn suffixExpToVar(suffixexp: SuffixexpNode, startRegion: CodeRegion, endRegion: CodeRegion) !VarNode
{
var exp = suffixexp.Normal;
if(exp.suffixes.items.len == 0)
@ -2411,8 +2565,8 @@ fn suffixExpToVar(suffixexp: SuffixexpNode) !VarNode
const last = exp.suffixes.pop();
return switch(last)
{
SuffixexpSuffix.Dot => |*name| VarNode { .Member = MemberVarNode { .name = name.*, .value = SuffixexpNode { .Normal = exp } } },
SuffixexpSuffix.Indexed => |*index| VarNode { .Indexed = IndexedVarNode { .index = index.*, .value = SuffixexpNode { .Normal = exp } } },
SuffixexpSuffix.Dot => |*name| VarNode { .Member = MemberVarNode { .name = name.*, .value = SuffixexpNode { .Normal = exp }, .startRegion = startRegion, .endRegion = endRegion } },
SuffixexpSuffix.Indexed => |*index| VarNode { .Indexed = IndexedVarNode { .index = index.*, .value = SuffixexpNode { .Normal = exp }, .startRegion = startRegion, .endRegion = endRegion } },
else => error.ExpectedDotOrIndexedSuffixWhenConvertingSuffixExpToVar,
};
}

View File

@ -1,5 +1,7 @@
const types = @import("types.zig");
const std = @import("std");
const CodeRegion = @import("types.zig").CodeRegion;
const CodeLocation = @import("types.zig").CodeLocation;
pub const TokenType = enum
{
@ -29,18 +31,7 @@ pub const Token = struct
{
tokenType: TokenType,
tokenData: TokenData,
location: Location,
};
pub const Location = struct
{
start: ?Point,
length: usize,
};
pub const Point = struct
{
line: usize,
col: usize,
region: CodeRegion,
};
const TokenizerState = enum
@ -72,38 +63,38 @@ const TokenizerState = enum
Function,
};
fn tokenizeUpdateIndexAndState(lastIndex: *?usize, index: ?usize, state: *TokenizerState, newState: TokenizerState, location: *Location) void
fn tokenizeUpdateIndexAndState(lastIndex: *?usize, index: ?usize, state: *TokenizerState, newState: TokenizerState, region: *CodeRegion) void
{
lastIndex.* = index;
state.* = newState;
if(index == null)
{
location.*.start = null;
location.*.length = 0;
region.*.start = null;
region.*.length = 0;
}
else
{
if(location.*.start == null)
if(region.*.start == null)
{
// TODO: There is no line/col info here and plumbing it to here would be pain.
location.*.start = Point { .col = 0, .line = 0 };
region.*.start = CodeLocation { .col = 0, .line = 0 };
}
location.*.length += 1;
region.*.length += 1;
}
}
fn tokenizeTerminalBase(lastIndex: *?usize, index: ?usize, tokenType: *?TokenType, state: *TokenizerState, newTokenType: ?TokenType, newState: TokenizerState, location: *Location) void
fn tokenizeTerminalBase(lastIndex: *?usize, index: ?usize, tokenType: *?TokenType, state: *TokenizerState, newTokenType: ?TokenType, newState: TokenizerState, region: *CodeRegion) void
{
tokenizeUpdateIndexAndState(lastIndex, index, state, newState, location);
tokenizeUpdateIndexAndState(lastIndex, index, state, newState, region);
tokenType.* = newTokenType;
}
fn tokenizeTerminalStr(lastIndex: *?usize, index: usize, tokenType: *?TokenType, state: *TokenizerState, newTokenType: ?TokenType, newState: TokenizerState, tokenStr: *std.ArrayList(u8), ch: u8, location: *Location) !void
fn tokenizeTerminalStr(lastIndex: *?usize, index: usize, tokenType: *?TokenType, state: *TokenizerState, newTokenType: ?TokenType, newState: TokenizerState, tokenStr: *std.ArrayList(u8), ch: u8, region: *CodeRegion) !void
{
tokenizeTerminalBase(lastIndex, index, tokenType, state, newTokenType, newState, location);
tokenizeTerminalBase(lastIndex, index, tokenType, state, newTokenType, newState, region);
try tokenStr.append(ch);
}
fn tokenizeTerminalIntNum(lastIndex: *?usize, index: usize, tokenType: *?TokenType, state: *TokenizerState, newTokenType: TokenType, newState: TokenizerState, tokenNumeral: *?types.Numeral, ch: u8, location: *Location) !void
fn tokenizeTerminalIntNum(lastIndex: *?usize, index: usize, tokenType: *?TokenType, state: *TokenizerState, newTokenType: TokenType, newState: TokenizerState, tokenNumeral: *?types.Numeral, ch: u8, region: *CodeRegion) !void
{
tokenizeTerminalBase(lastIndex, index, tokenType, state, newTokenType, newState, location);
tokenizeTerminalBase(lastIndex, index, tokenType, state, newTokenType, newState, region);
if(!std.ascii.isDigit(ch))
{
return error.NoDigit;
@ -122,16 +113,16 @@ fn tokenizeTerminalIntNum(lastIndex: *?usize, index: usize, tokenType: *?TokenTy
}
}
}
fn tokenizeTerminalNoToken(lastIndex: *?usize, index: usize, state: *TokenizerState, newState: TokenizerState, tokenStr: *std.ArrayList(u8), ch: u8, location: *Location) !void
fn tokenizeTerminalNoToken(lastIndex: *?usize, index: usize, state: *TokenizerState, newState: TokenizerState, tokenStr: *std.ArrayList(u8), ch: u8, region: *CodeRegion) !void
{
tokenizeUpdateIndexAndState(lastIndex, index, state, newState, location);
tokenizeUpdateIndexAndState(lastIndex, index, state, newState, region);
try tokenStr.*.append(ch);
}
fn tokenizeBacktrack(lastIndex: *?usize, index: *usize, tokens: *std.ArrayList(Token), tokenType: *?TokenType, tokenStr: *std.ArrayList(u8), tokenNumeral: *?types.Numeral, state: *TokenizerState, allocator: std.mem.Allocator, location: *Location) !void
fn tokenizeBacktrack(lastIndex: *?usize, index: *usize, tokens: *std.ArrayList(Token), tokenType: *?TokenType, tokenStr: *std.ArrayList(u8), tokenNumeral: *?types.Numeral, state: *TokenizerState, allocator: std.mem.Allocator, region: *CodeRegion) !void
{
try tokenizeBacktrackCustomToken(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, tokenType.*.?, allocator, location);
try tokenizeBacktrackCustomToken(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, tokenType.*.?, allocator, region);
}
fn tokenizeBacktrackCustomToken(lastIndex: *?usize, index: *usize, tokens: *std.ArrayList(Token), tokenType: *?TokenType, tokenStr: *std.ArrayList(u8), tokenNumeral: *?types.Numeral, state: *TokenizerState, newTokenType: TokenType, allocator: std.mem.Allocator, location: *Location) !void
fn tokenizeBacktrackCustomToken(lastIndex: *?usize, index: *usize, tokens: *std.ArrayList(Token), tokenType: *?TokenType, tokenStr: *std.ArrayList(u8), tokenNumeral: *?types.Numeral, state: *TokenizerState, newTokenType: TokenType, allocator: std.mem.Allocator, region: *CodeRegion) !void
{
if(lastIndex.* == null or tokenType.* == null)
{
@ -141,32 +132,32 @@ fn tokenizeBacktrackCustomToken(lastIndex: *?usize, index: *usize, tokens: *std.
{
const content = try allocator.alloc(u8, tokenStr.*.items.len);
@memcpy(content, tokenStr.*.items);
try tokens.append(Token { .tokenType = newTokenType, .tokenData = TokenData { .string = content }, .location = location.* });
try tokens.append(Token { .tokenType = newTokenType, .tokenData = TokenData { .string = content }, .region = region.* });
}
else
{
try tokens.append(Token { .tokenType = newTokenType, .location = location.*, .tokenData = if(tokenType.*.? == TokenType.Numeral) TokenData { .numeral = tokenNumeral.*.? }
try tokens.append(Token { .tokenType = newTokenType, .region = region.*, .tokenData = if(tokenType.*.? == TokenType.Numeral) TokenData { .numeral = tokenNumeral.*.? }
else TokenData.none
});
}
tokenNumeral.* = null;
index.* = lastIndex.*.?;
tokenStr.*.clearAndFree();
// location is reset in tokenizeTerminalBase since null is passed as index
tokenizeTerminalBase(lastIndex, null, tokenType, state, null, TokenizerState.Start, location);
// region is reset in tokenizeTerminalBase since null is passed as index
tokenizeTerminalBase(lastIndex, null, tokenType, state, null, TokenizerState.Start, region);
}
fn tokenizeAlphanumericNonstart(lastIndex: *?usize, index: *usize, tokens: *std.ArrayList(Token), tokenType: *?TokenType, tokenStr: *std.ArrayList(u8), tokenNumeral: *?types.Numeral, state: *TokenizerState, ch: u8, newTokenType: TokenType, allocator: std.mem.Allocator, location: *Location) !void
fn tokenizeAlphanumericNonstart(lastIndex: *?usize, index: *usize, tokens: *std.ArrayList(Token), tokenType: *?TokenType, tokenStr: *std.ArrayList(u8), tokenNumeral: *?types.Numeral, state: *TokenizerState, ch: u8, newTokenType: TokenType, allocator: std.mem.Allocator, region: *CodeRegion) !void
{
if(std.ascii.isAlphanumeric(ch) or ch == '_')
{
try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.Name, tokenStr, ch, location);
try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.Name, tokenStr, ch, region);
}
else
{
try tokenizeBacktrackCustomToken(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, newTokenType, allocator, location);
try tokenizeBacktrackCustomToken(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, newTokenType, allocator, region);
}
}
fn tokenizeChar(state: *TokenizerState, ch: u8, lastIndex: *?usize, index: *usize, tokenType: *?TokenType, tokenStr: *std.ArrayList(u8), tokenNumeral: *?types.Numeral, tokens: *std.ArrayList(Token), longBracketLevel: *u32, location: *Location, allocator: std.mem.Allocator) !void
fn tokenizeChar(state: *TokenizerState, ch: u8, lastIndex: *?usize, index: *usize, tokenType: *?TokenType, tokenStr: *std.ArrayList(u8), tokenNumeral: *?types.Numeral, tokens: *std.ArrayList(Token), longBracketLevel: *u32, region: *CodeRegion, allocator: std.mem.Allocator) !void
{
switch(state.*)
{
@ -174,44 +165,44 @@ fn tokenizeChar(state: *TokenizerState, ch: u8, lastIndex: *?usize, index: *usiz
{
switch(ch)
{
'-' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Minus, TokenizerState.Minus, location),
',' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Comma, TokenizerState.Comma, location),
'=' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Equals, TokenizerState.Equals, location),
'(' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.RoundOpen, TokenizerState.RoundOpen, location),
')' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.RoundClosed, TokenizerState.RoundClosed, location),
'.' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Dot, TokenizerState.Dot, location),
':' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Colon, TokenizerState.Colon, location),
'{' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.CurlyOpen, TokenizerState.CurlyOpen, location),
'}' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.CurlyClosed, TokenizerState.CurlyClosed, location),
'[' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.SquareOpen, TokenizerState.SquareOpen, location),
']' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.SquareClosed, TokenizerState.SquareClosed, location),
'+' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Plus, TokenizerState.Plus, location),
'~' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Tilde, TokenizerState.Tilde, location),
'>' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Gt, TokenizerState.Gt, location),
'<' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Lt, TokenizerState.Lt, location),
'#' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Hash, TokenizerState.Hash, location),
'|' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Pipe, TokenizerState.Pipe, location),
'&' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Ampersand, TokenizerState.Ampersand, location),
'%' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Percent, TokenizerState.Percent, location),
'*' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Star, TokenizerState.Star, location),
'/' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Slash, TokenizerState.Slash, location),
';' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Semicolon, TokenizerState.Semicolon, location),
'^' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Caret, TokenizerState.Caret, location),
'a' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.A, tokenStr, ch, location),
'b' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.B, tokenStr, ch, location),
'd' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.D, tokenStr, ch, location),
'e' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.E, tokenStr, ch, location),
'f' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.F, tokenStr, ch, location),
'i' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.I, tokenStr, ch, location),
'g' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.G, tokenStr, ch, location),
'l' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.L, tokenStr, ch, location),
'n' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.N, tokenStr, ch, location),
'o' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.O, tokenStr, ch, location),
'r' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.R, tokenStr, ch, location),
't' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.T, tokenStr, ch, location),
'u' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.U, tokenStr, ch, location),
'w' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.W, tokenStr, ch, location),
'0' => try tokenizeTerminalIntNum(lastIndex, index.*, tokenType, state, TokenType.Numeral, TokenizerState.Zero, tokenNumeral, ch, location),
'-' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Minus, TokenizerState.Minus, region),
',' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Comma, TokenizerState.Comma, region),
'=' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Equals, TokenizerState.Equals, region),
'(' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.RoundOpen, TokenizerState.RoundOpen, region),
')' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.RoundClosed, TokenizerState.RoundClosed, region),
'.' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Dot, TokenizerState.Dot, region),
':' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Colon, TokenizerState.Colon, region),
'{' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.CurlyOpen, TokenizerState.CurlyOpen, region),
'}' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.CurlyClosed, TokenizerState.CurlyClosed, region),
'[' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.SquareOpen, TokenizerState.SquareOpen, region),
']' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.SquareClosed, TokenizerState.SquareClosed, region),
'+' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Plus, TokenizerState.Plus, region),
'~' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Tilde, TokenizerState.Tilde, region),
'>' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Gt, TokenizerState.Gt, region),
'<' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Lt, TokenizerState.Lt, region),
'#' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Hash, TokenizerState.Hash, region),
'|' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Pipe, TokenizerState.Pipe, region),
'&' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Ampersand, TokenizerState.Ampersand, region),
'%' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Percent, TokenizerState.Percent, region),
'*' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Star, TokenizerState.Star, region),
'/' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Slash, TokenizerState.Slash, region),
';' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Semicolon, TokenizerState.Semicolon, region),
'^' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.Caret, TokenizerState.Caret, region),
'a' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.A, tokenStr, ch, region),
'b' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.B, tokenStr, ch, region),
'd' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.D, tokenStr, ch, region),
'e' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.E, tokenStr, ch, region),
'f' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.F, tokenStr, ch, region),
'i' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.I, tokenStr, ch, region),
'g' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.G, tokenStr, ch, region),
'l' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.L, tokenStr, ch, region),
'n' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.N, tokenStr, ch, region),
'o' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.O, tokenStr, ch, region),
'r' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.R, tokenStr, ch, region),
't' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.T, tokenStr, ch, region),
'u' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.U, tokenStr, ch, region),
'w' => try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.W, tokenStr, ch, region),
'0' => try tokenizeTerminalIntNum(lastIndex, index.*, tokenType, state, TokenType.Numeral, TokenizerState.Zero, tokenNumeral, ch, region),
'"' =>
{
tokenType.* = null;
@ -230,11 +221,11 @@ fn tokenizeChar(state: *TokenizerState, ch: u8, lastIndex: *?usize, index: *usiz
}
else if(std.ascii.isAlphabetic(ch) or ch == '_')
{
try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.Name, tokenStr, ch, location);
try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Name, TokenizerState.Name, tokenStr, ch, region);
}
else if(std.ascii.isDigit(ch))
{
try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Numeral, TokenizerState.Name, tokenStr, ch, location);
try tokenizeTerminalStr(lastIndex, index.*, tokenType, state, TokenType.Numeral, TokenizerState.Name, tokenStr, ch, region);
}
else
{
@ -249,7 +240,7 @@ fn tokenizeChar(state: *TokenizerState, ch: u8, lastIndex: *?usize, index: *usiz
switch(ch)
{
'\\' => state.* = TokenizerState.QuoteBackslash,
'"' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.StringLiteral, TokenizerState.String, location),
'"' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.StringLiteral, TokenizerState.String, region),
else => try tokenStr.*.append(ch),
}
},
@ -319,7 +310,7 @@ fn tokenizeChar(state: *TokenizerState, ch: u8, lastIndex: *?usize, index: *usiz
switch(ch)
{
'\\' => state.* = TokenizerState.QuoteBackslash,
'"' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.StringLiteral, TokenizerState.String, location),
'"' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.StringLiteral, TokenizerState.String, region),
else =>
{
if(!std.ascii.isWhitespace(ch))
@ -340,7 +331,7 @@ fn tokenizeChar(state: *TokenizerState, ch: u8, lastIndex: *?usize, index: *usiz
switch(ch)
{
'\\' => state.* = TokenizerState.SingleQuoteBackslash,
'\'' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.StringLiteral, TokenizerState.String, location),
'\'' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.StringLiteral, TokenizerState.String, region),
else => try tokenStr.append(ch),
}
},
@ -410,7 +401,7 @@ fn tokenizeChar(state: *TokenizerState, ch: u8, lastIndex: *?usize, index: *usiz
switch(ch)
{
'\\' => state.* = TokenizerState.SingleQuoteBackslash,
'\'' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.StringLiteral, TokenizerState.String, location),
'\'' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.StringLiteral, TokenizerState.String, region),
else =>
{
if(!std.ascii.isWhitespace(ch))
@ -426,8 +417,8 @@ fn tokenizeChar(state: *TokenizerState, ch: u8, lastIndex: *?usize, index: *usiz
}
}
},
TokenizerState.String => try tokenizeBacktrackCustomToken(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, TokenType.StringLiteral, allocator, location),
TokenizerState.Name => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
TokenizerState.String => try tokenizeBacktrackCustomToken(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, TokenType.StringLiteral, allocator, region),
TokenizerState.Name => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
TokenizerState.Zero =>
{
switch(ch)
@ -457,7 +448,7 @@ fn tokenizeChar(state: *TokenizerState, ch: u8, lastIndex: *?usize, index: *usiz
}
else
{
try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, location);
try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, region);
}
}
}
@ -479,7 +470,7 @@ fn tokenizeChar(state: *TokenizerState, ch: u8, lastIndex: *?usize, index: *usiz
}
else
{
try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, location);
try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, region);
}
},
TokenizerState.HexNumber =>
@ -509,7 +500,7 @@ fn tokenizeChar(state: *TokenizerState, ch: u8, lastIndex: *?usize, index: *usiz
}
else
{
try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, location);
try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, region);
}
}
}
@ -543,7 +534,7 @@ fn tokenizeChar(state: *TokenizerState, ch: u8, lastIndex: *?usize, index: *usiz
}
else
{
try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, location);
try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, region);
}
}
@ -556,79 +547,79 @@ fn tokenizeChar(state: *TokenizerState, ch: u8, lastIndex: *?usize, index: *usiz
TokenizerState.SquareClosed, TokenizerState.Pipe, TokenizerState.Ampersand,
TokenizerState.Percent, TokenizerState.Star, TokenizerState.Semicolon,
TokenizerState.Caret, TokenizerState.DotDotDot, TokenizerState.GtGt,
TokenizerState.LtLt, TokenizerState.SlashSlash => try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, location),
TokenizerState.LtLt, TokenizerState.SlashSlash => try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, region),
TokenizerState.Tilde =>
{
switch(ch)
{
'=' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.TildeEquals, TokenizerState.TildeEquals, location),
else => try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, location),
'=' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.TildeEquals, TokenizerState.TildeEquals, region),
else => try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, region),
}
},
TokenizerState.Gt =>
{
switch (ch)
{
'>' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.GtGt, TokenizerState.GtGt, location),
'=' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.GtEquals, TokenizerState.GtEquals, location),
else => try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, location),
'>' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.GtGt, TokenizerState.GtGt, region),
'=' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.GtEquals, TokenizerState.GtEquals, region),
else => try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, region),
}
},
TokenizerState.Lt =>
{
switch(ch)
{
'<' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.LtLt, TokenizerState.LtLt, location),
'=' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.LtEquals, TokenizerState.LtEquals, location),
else => try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, location),
'<' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.LtLt, TokenizerState.LtLt, region),
'=' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.LtEquals, TokenizerState.LtEquals, region),
else => try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, region),
}
},
TokenizerState.Slash =>
{
switch(ch)
{
'/' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.SlashSlash, TokenizerState.SlashSlash, location),
else => try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, location),
'/' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.SlashSlash, TokenizerState.SlashSlash, region),
else => try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, region),
}
},
TokenizerState.Dot =>
{
switch(ch)
{
'.' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.DotDot, TokenizerState.DotDot, location),
else => try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, location),
'.' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.DotDot, TokenizerState.DotDot, region),
else => try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, region),
}
},
TokenizerState.DotDot =>
{
switch(ch)
{
'.' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.DotDotDot, TokenizerState.DotDotDot, location),
else => try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, location),
'.' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.DotDotDot, TokenizerState.DotDotDot, region),
else => try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, region),
}
},
TokenizerState.Colon =>
{
switch(ch)
{
':' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.ColonColon, TokenizerState.ColonColon, location),
else => try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, location),
':' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.ColonColon, TokenizerState.ColonColon, region),
else => try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, region),
}
},
TokenizerState.Equals =>
{
switch(ch)
{
'=' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.EqualsEquals, TokenizerState.EqualsEquals, location),
else => try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, location),
'=' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, TokenType.EqualsEquals, TokenizerState.EqualsEquals, region),
else => try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, region),
}
},
TokenizerState.Minus =>
{
switch(ch)
{
'-' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, null, TokenizerState.SmallCommentStart, location),
else => try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, location),
'-' => tokenizeTerminalBase(lastIndex, index.*, tokenType, state, null, TokenizerState.SmallCommentStart, region),
else => try tokenizeBacktrack(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, allocator, region),
}
},
TokenizerState.SmallCommentStart =>
@ -716,486 +707,486 @@ fn tokenizeChar(state: *TokenizerState, ch: u8, lastIndex: *?usize, index: *usiz
{
switch(ch)
{
'n' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.An, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'n' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.An, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.An =>
{
switch(ch)
{
'd' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.And, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'd' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.And, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.And => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.And, allocator, location),
TokenizerState.And => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.And, allocator, region),
TokenizerState.W =>
{
switch(ch)
{
'h' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Wh, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'h' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Wh, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Wh =>
{
switch(ch)
{
'i' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Whi, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'i' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Whi, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Whi =>
{
switch(ch)
{
'l' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Whil, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'l' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Whil, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Whil =>
{
switch(ch)
{
'e' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.While, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'e' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.While, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.While => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.While, allocator, location),
TokenizerState.While => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.While, allocator, region),
TokenizerState.B =>
{
switch(ch)
{
'r' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Br, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'r' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Br, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Br =>
{
switch(ch)
{
'e' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Bre, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'e' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Bre, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Bre =>
{
switch(ch)
{
'a' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Brea, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'a' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Brea, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Brea =>
{
switch(ch)
{
'k' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Break, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'k' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Break, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Break => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Break, allocator, location),
TokenizerState.Break => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Break, allocator, region),
TokenizerState.G =>
{
switch(ch)
{
'o' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Go, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'o' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Go, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Go =>
{
switch(ch)
{
't' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Got, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
't' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Got, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Got =>
{
switch(ch)
{
'o' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Goto, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'o' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Goto, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Goto => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Goto, allocator, location),
TokenizerState.Goto => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Goto, allocator, region),
TokenizerState.R =>
{
switch(ch)
{
'e' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Re, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'e' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Re, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Re =>
{
switch(ch)
{
't' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Ret, tokenStr, ch, location),
'p' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Rep, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
't' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Ret, tokenStr, ch, region),
'p' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Rep, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Ret =>
{
switch(ch)
{
'u' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Retu, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'u' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Retu, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Retu =>
{
switch(ch)
{
'r' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Retur, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'r' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Retur, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Retur =>
{
switch(ch)
{
'n' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Return, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'n' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Return, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Return => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Return, allocator, location),
TokenizerState.Return => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Return, allocator, region),
TokenizerState.Rep =>
{
switch(ch)
{
'e' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Repe, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'e' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Repe, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Repe =>
{
switch(ch)
{
'a' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Repea, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'a' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Repea, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Repea =>
{
switch(ch)
{
't' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Repeat, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
't' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Repeat, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Repeat => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Repeat, allocator, location),
TokenizerState.Repeat => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Repeat, allocator, region),
TokenizerState.N =>
{
switch(ch)
{
'i' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Ni, tokenStr, ch, location),
'o' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.No, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'i' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Ni, tokenStr, ch, region),
'o' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.No, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.No =>
{
switch(ch)
{
't' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Not, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
't' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Not, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Not => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Not, allocator, location),
TokenizerState.Not => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Not, allocator, region),
TokenizerState.Ni =>
{
switch(ch)
{
'l' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Nil, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'l' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Nil, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Nil => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Nil, allocator, location),
TokenizerState.Nil => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Nil, allocator, region),
TokenizerState.T =>
{
switch(ch)
{
'h' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Th, tokenStr, ch, location),
'r' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Tr, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'h' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Th, tokenStr, ch, region),
'r' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Tr, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Th =>
{
switch(ch)
{
'e' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.The, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'e' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.The, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.The =>
{
switch(ch)
{
'n' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Then, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'n' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Then, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Then => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Then, allocator, location),
TokenizerState.Then => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Then, allocator, region),
TokenizerState.Tr =>
{
switch(ch)
{
'u' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Tru, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'u' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Tru, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Tru =>
{
switch(ch)
{
'e' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.True, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'e' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.True, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.True => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.True, allocator, location),
TokenizerState.True => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.True, allocator, region),
TokenizerState.E =>
{
switch(ch)
{
'l' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.El, tokenStr, ch, location),
'n' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.En, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'l' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.El, tokenStr, ch, region),
'n' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.En, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.En =>
{
switch(ch)
{
'd' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.End, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'd' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.End, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.End => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.End, allocator, location),
TokenizerState.End => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.End, allocator, region),
TokenizerState.El =>
{
switch(ch)
{
's' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Els, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
's' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Els, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Els =>
{
switch(ch)
{
'e' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Else, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'e' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Else, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Else =>
{
switch(ch)
{
'i' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Elsei, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Else, allocator, location),
'i' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Elsei, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Else, allocator, region),
}
},
TokenizerState.Elsei =>
{
switch(ch)
{
'f' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Elseif, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'f' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Elseif, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Elseif => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Elseif, allocator, location),
TokenizerState.Elseif => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Elseif, allocator, region),
TokenizerState.O =>
{
switch(ch)
{
'r' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Or, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'r' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Or, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Or => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Or, allocator, location),
TokenizerState.Or => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Or, allocator, region),
TokenizerState.D =>
{
switch(ch)
{
'o' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Do, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'o' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Do, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Do => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Do, allocator, location),
TokenizerState.Do => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Do, allocator, region),
TokenizerState.I =>
{
switch(ch)
{
'f' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.If, tokenStr, ch, location),
'n' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.In, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'f' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.If, tokenStr, ch, region),
'n' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.In, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.In => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.In, allocator, location),
TokenizerState.If => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.If, allocator, location),
TokenizerState.In => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.In, allocator, region),
TokenizerState.If => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.If, allocator, region),
TokenizerState.F =>
{
switch(ch)
{
'a' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Fa, tokenStr, ch, location),
'o' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Fo, tokenStr, ch, location),
'u' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Fu, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'a' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Fa, tokenStr, ch, region),
'o' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Fo, tokenStr, ch, region),
'u' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Fu, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Fu =>
{
switch(ch)
{
'n' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Fun, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'n' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Fun, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Fun =>
{
switch(ch)
{
'c' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Func, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'c' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Func, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Func =>
{
switch(ch)
{
't' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Funct, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
't' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Funct, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Funct =>
{
switch(ch)
{
'i' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Functi, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'i' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Functi, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Functi =>
{
switch(ch)
{
'o' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Functio, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'o' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Functio, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Functio =>
{
switch(ch)
{
'n' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Function, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'n' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Function, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Function => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Function, allocator, location),
TokenizerState.Function => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Function, allocator, region),
TokenizerState.Fa =>
{
switch(ch)
{
'l' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Fal, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'l' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Fal, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Fal =>
{
switch(ch)
{
's' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Fals, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
's' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Fals, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Fals =>
{
switch(ch)
{
'e' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.False, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'e' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.False, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.False => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.False, allocator, location),
TokenizerState.False => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.False, allocator, region),
TokenizerState.Fo =>
{
switch(ch)
{
'r' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.For, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'r' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.For, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.For => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.For, allocator, location),
TokenizerState.For => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.For, allocator, region),
TokenizerState.L =>
{
switch(ch)
{
'o' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Lo, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'o' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Lo, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Lo =>
{
switch(ch)
{
'c' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Loc, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'c' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Loc, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Loc =>
{
switch(ch)
{
'a' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Loca, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'a' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Loca, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Loca =>
{
switch(ch)
{
'l' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Local, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'l' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Local, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Local => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Local, allocator, location),
TokenizerState.Local => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Local, allocator, region),
TokenizerState.U =>
{
switch(ch)
{
'n' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Un, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'n' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Un, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Un =>
{
switch(ch)
{
't' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Unt, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
't' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Unt, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Unt =>
{
switch(ch)
{
'i' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Unti, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'i' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Unti, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Unti =>
{
switch(ch)
{
'l' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Until, tokenStr, ch, location),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, location),
'l' => try tokenizeTerminalNoToken(lastIndex, index.*, state, TokenizerState.Until, tokenStr, ch, region),
else => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Name, allocator, region),
}
},
TokenizerState.Until => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Until, allocator, location),
TokenizerState.Until => try tokenizeAlphanumericNonstart(lastIndex, index, tokens, tokenType, tokenStr, tokenNumeral, state, ch, TokenType.Until, allocator, region),
else =>
{
std.debug.print("{}\n", . {state.*});
@ -1215,24 +1206,24 @@ pub fn tokenize(fileContent: []u8, allocator: std.mem.Allocator) ![]Token
defer tokenStr.deinit();
var tokenNumeral: ?types.Numeral = null;
var longBracketLevel: u32 = 0;
var location = Location { .start = null, .length = 0 };
var region = CodeRegion { .start = null, .length = 0 };
while(index < fileContent.len)
{
const ch = fileContent[index];
try tokenizeChar(&state, ch, &lastIndex, &index, &tokenType, &tokenStr, &tokenNumeral, &tokens, &longBracketLevel, &location, allocator);
if(location.start != null and location.start.?.col == 0 and location.start.?.line == 0)
try tokenizeChar(&state, ch, &lastIndex, &index, &tokenType, &tokenStr, &tokenNumeral, &tokens, &longBracketLevel, &region, allocator);
if(region.start != null and region.start.?.col == 0 and region.start.?.line == 0)
{
location.start = calculatePoint(fileContent, index);
region.start = calculatePoint(fileContent, index);
}
index += 1;
}
return tokens.toOwnedSlice();
}
fn calculatePoint(fileContent: []u8, index: usize) Point
fn calculatePoint(fileContent: []u8, index: usize) CodeLocation
{
var ret = Point { .col = 1, .line = 1 };
var ret = CodeLocation { .col = 1, .line = 1 };
for(0..index) |i|
{
ret.col += 1;

111
src/treewalker.zig Normal file
View File

@ -0,0 +1,111 @@
const std = @import("std");
const parser = @import("parser.zig");
const types = @import("types.zig");
pub fn interpret(root: parser.ChunkNode, allocator: std.mem.Allocator) !void
{
var _ENV = types.Table { .items = std.AutoArrayHashMap(types.Value, types.Value).init(allocator) };
try walkChunk(root, &_ENV, allocator);
}
fn walkChunk(node: parser.ChunkNode, environment: *types.Table, allocator: std.mem.Allocator) !void
{
try walkBlock(node.block, environment, allocator);
}
fn walkBlock(node: parser.BlockNode, environment: *types.Table, allocator: std.mem.Allocator) !void
{
for(node.stats.items) |stat|
{
try walkStat(stat, environment, allocator);
}
if(node.retstat != null)
{
try walkRetstat(node.retstat.?, environment, allocator);
}
}
fn walkStat(node: parser.StatNode, environment: *types.Table, allocator: std.mem.Allocator) !void
{
switch(node)
{
.Assignment => |assignmentNode|
{
return try walkAssignmentNode(assignmentNode, environment, allocator);
},
else =>
{
std.debug.print("{any}\n", .{node});
return error.NotImplemented;
}
}
}
fn walkRetstat(node: parser.RetstatNode, environment: *types.Table, allocator: std.mem.Allocator) !void
{
_ = node;
_ = environment;
_ = allocator;
return error.NotImplemented;
}
fn walkAssignmentNode(node: parser.AssignmentNode, environment: *types.Table, allocator: std.mem.Allocator) !void
{
const results = try walkExplist(node.rhs, environment, allocator);
var i: usize = 0;
_ = results;
_ = i;
for(node.lhs.vars.items) |variable|
{
switch(variable)
{
.Indexed => |indexedNode|
{
_ = indexedNode;
return error.NotImplemented;
},
else => return error.NotImplemented,
}
}
}
fn walkExplist(node: parser.ExplistNode, environment: *types.Table, allocator: std.mem.Allocator) ![]types.Value
{
var results = std.ArrayList(types.Value).init(allocator);
for(node.exps.items) |exp|
{
try results.append(try walkExp(exp, environment, allocator));
}
return results.toOwnedSlice();
}
fn walkExp(node: parser.ExpNode, environment: *types.Table, allocator: std.mem.Allocator, isVariadicFunction: bool) !types.Value
{
switch(node)
{
.Nil => return types.Value.Nil,
.False => return types.Value { .Bool = false },
.True => return types.Value { .Bool = true },
.Numeral => |numeral| return types.Value { .Numeral = numeral },
.LiteralString => |string| return types.Value { .String = string },
.Varargs =>
{
if(isVariadicFunction)
{
return error.NotImplemented;
}
else
{
return error.UseVarargsOutsideVariadicFunction;
}
},
else =>
{
std.debug.print("{}\n", .{node});
return error.NotImplemented;
}
}
_ = environment;
_ = allocator;
return error.NotImplemented;
}

View File

@ -1,5 +1,41 @@
const std = @import("std");
pub const Numeral = union(enum)
{
Integer: i64,
Float: f64,
};
pub const Table = struct
{
items: std.AutoArrayHashMap(Value, Value),
pub fn insert(self: *const Table, key: Value, value: Value) !bool
{
self.items.put(key, value);
}
pub fn get(self: *const Table, key: Value) !Value
{
const value = self.items.get(key);
return if(value == null) Value.Nil else value.?;
}
};
pub const Value = union(enum)
{
Nil,
Bool: bool,
Numeral: Numeral,
String: []u8,
Table: *Table,
};
pub const CodeRegion = struct
{
start: ?CodeLocation,
length: usize,
};
pub const CodeLocation = struct
{
line: usize,
col: usize,
};