add also calls on classes and more tests for that

lib/ast/call_site_expression.rb

@@ -2,10 +2,12 @@ module Ast
   # assignment, like operators are really function calls
   
   class CallSiteExpression < Expression
-    attr_reader  :name, :args
-    def initialize name, args
-      @name , @args = name.to_sym , args
+    attr_reader  :name, :args , :receiver
+
+    def initialize name, args , receiver = Ast::NameExpression.new("self")
+      @name , @args , @receiver = name.to_sym , args , receiver
     end
+
     def compile context , into
       params = args.collect{ |a| a.compile(context, into) }
       #TOOD, this needs dynamic resolution
@@ -23,13 +25,13 @@ module Ast
 
     def inspect
       self.class.name + ".new(" + name.inspect + ", ["+ 
-        args.collect{|m| m.inspect }.join( ",") +"] )"  
+        args.collect{|m| m.inspect }.join( ",") + "] ," + receiver.inspect  + ")"  
     end
     def to_s
       "#{name}(" + args.join(",") + ")"
     end
     def attributes
-      [:name , :args]
+      [:name , :args , :receiver]
     end
   end
   

lib/parser/call_site.rb

@@ -9,7 +9,8 @@ module Parser
           space? >> right_parenthesis
     }
 
-    rule(:call_site) { (name.as(:receiver) >> str(".")).repeat(0,1) >> name.as(:call_site) >> argument_list >> comment.maybe}
+    rule(:call_site) { ((module_name|name).as(:receiver) >> str(".")).maybe >> #possibly qualified
+                          name.as(:call_site) >> argument_list >> comment.maybe}
 
     
   end

lib/parser/transform.rb

@@ -23,7 +23,11 @@ module Parser
 
     rule( :call_site => simple(:call_site), 
           :argument_list    => sequence(:argument_list)) do
-           Ast::CallSiteExpression.new(call_site.name, argument_list) 
+           Ast::CallSiteExpression.new(call_site.name, argument_list )
+    end
+    rule( :receiver => simple(:receiver) , :call_site => simple(:call_site), 
+          :argument_list    => sequence(:argument_list)) do
+           Ast::CallSiteExpression.new(call_site.name, argument_list , receiver) 
     end
 
     rule(:if => simple(:if), :conditional     => simple(:conditional),

test/parser/test_call_site.rb

@@ -12,6 +12,27 @@ class TestCallSite < MiniTest::Test
     @parser = @parser.call_site
   end
 
+  def test_single_self
+    @string_input = 'self.foo(42)'
+    @parse_output = {:receiver=>{:name=>"self"}, :call_site=>{:name=>"foo"}, :argument_list=>[{:argument=>{:integer=>"42"}}]}
+    @transform_output = Ast::CallSiteExpression.new 'foo', [Ast::IntegerExpression.new(42)]
+    @parser = @parser.call_site
+  end
+
+  def test_single_name
+    @string_input = 'my_my.foo(42)'
+    @parse_output = {:receiver=>{:name=>"my_my"}, :call_site=>{:name=>"foo"}, :argument_list=>[{:argument=>{:integer=>"42"}}]}
+    @transform_output = Ast::CallSiteExpression.new(:foo, [Ast::IntegerExpression.new(42)] ,Ast::NameExpression.new("my_my"))
+    @parser = @parser.call_site
+  end
+
+  def test_single_class
+    @string_input = 'Object.foo(42)'
+    @parse_output = {:receiver=>{:module_name=>"Object"}, :call_site=>{:name=>"foo"}, :argument_list=>[{:argument=>{:integer=>"42"}}]}
+    @transform_output = Ast::CallSiteExpression.new(:foo, [Ast::IntegerExpression.new(42)] ,Ast::ModuleName.new("Object"))
+    @parser = @parser.call_site
+  end
+
   def test_call_site_multi
     @string_input = 'baz(42, foo)'
     @parse_output = {:call_site => {:name => 'baz' },
@@ -52,4 +73,18 @@ class TestCallSite < MiniTest::Test
     @parser = @parser.call_site
   end
 
+  def test_call_chaining_name
+    @string_input    = 'puts(name.putint(4), a)'
+    @parse_output = {:call_site=>{:name=>"puts"}, :argument_list=>[{:argument=>{:receiver=>{:name=>"name"}, :call_site=>{:name=>"putint"}, :argument_list=>[{:argument=>{:integer=>"4"}}]}}, {:argument=>{:name=>"a"}}]}
+    @transform_output = Ast::CallSiteExpression.new(:puts, [Ast::CallSiteExpression.new(:putint, [Ast::IntegerExpression.new(4)] ,Ast::NameExpression.new("name")),Ast::NameExpression.new("a")] ,Ast::NameExpression.new("self"))
+    @parser = @parser.call_site
+  end
+
+  def test_call_chaining_class
+    @string_input    = 'Class.new(self.get(4))'
+    @parse_output = {:receiver=>{:module_name=>"Class"}, :call_site=>{:name=>"new"}, :argument_list=>[{:argument=>{:receiver=>{:name=>"self"}, :call_site=>{:name=>"get"}, :argument_list=>[{:argument=>{:integer=>"4"}}]}}]}
+    @transform_output = Ast::CallSiteExpression.new(:new, [Ast::CallSiteExpression.new(:get, [Ast::IntegerExpression.new(4)] ,Ast::NameExpression.new("self"))] ,Ast::ModuleName.new("Class"))
+    @parser = @parser.call_site
+  end
+
 end

test/parser/test_conditional.rb

@@ -20,12 +20,22 @@ else
 end
 HERE
     @string_input = "if #{cond} " + input.chop!
-    @parse_output = {:if=>"if", :conditional=>{:integer=>"0"}, 
-    :if_true=>{:expressions=>[{:integer=>"42"}], :else=>"else"}, 
-    :if_false=>{:expressions=>[{:integer=>"667"}], :end=>"end"}}
-    @transform_output = Ast::IfExpression.new(  Ast::IntegerExpression.new(0),
-                  [Ast::IntegerExpression.new(42)], [Ast::IntegerExpression.new(667)])
+    @parse_output = {:if=>"if", :conditional=>{:integer=>"0"}, :if_true=>{:expressions=>[{:integer=>"42"}], :else=>"else"}, :if_false=>{:expressions=>[{:integer=>"667"}], :end=>"end"}}
+    @transform_output = Ast::IfExpression.new(Ast::IntegerExpression.new(0), [Ast::IntegerExpression.new(42)],[Ast::IntegerExpression.new(667)] )
+    @parser = @parser.conditional
+  end
 
+  def test_conditional_with_calls
+    @string_input = <<HERE
+if(3 > var)
+  Object.initialize(3)
+else
+  var.new(33)
+end
+HERE
+    @string_input.chop!
+    @parse_output = {:if=>"if", :conditional=>{:l=>{:integer=>"3"}, :o=>"> ", :r=>{:name=>"var"}}, :if_true=>{:expressions=>[{:receiver=>{:module_name=>"Object"}, :call_site=>{:name=>"initialize"}, :argument_list=>[{:argument=>{:integer=>"3"}}]}], :else=>"else"}, :if_false=>{:expressions=>[{:receiver=>{:name=>"var"}, :call_site=>{:name=>"new"}, :argument_list=>[{:argument=>{:integer=>"33"}}]}], :end=>"end"}}
+    @transform_output = Ast::IfExpression.new(Ast::OperatorExpression.new(">", Ast::IntegerExpression.new(3),Ast::NameExpression.new("var")), [Ast::CallSiteExpression.new(:initialize, [Ast::IntegerExpression.new(3)] ,Ast::ModuleName.new("Object"))],[Ast::CallSiteExpression.new(:new, [Ast::IntegerExpression.new(33)] ,Ast::NameExpression.new("var"))] )
     @parser = @parser.conditional
   end
 end

test/parser/test_module.rb

@@ -70,6 +70,7 @@ HERE
     @transform_output = Ast::ModuleExpression.new(:Soho ,[Ast::CallSiteExpression.new(:ofthen, [Ast::OperatorExpression.new("+", Ast::IntegerExpression.new(3),Ast::IntegerExpression.new(4)),Ast::NameExpression.new("var")] ), Ast::FunctionExpression.new(:ofthen, [Ast::NameExpression.new("n"),Ast::NameExpression.new("m")] , [Ast::IntegerExpression.new(44)] )] )
     @parser = @parser.module_definition
   end
+
   def test_module_class
     @string_input    = <<HERE
 module Foo

test/parser/test_root.rb

@@ -102,6 +102,17 @@ HERE
     @transform_output = [Ast::ModuleExpression.new(:FooBo ,[Ast::ClassExpression.new(:Bar ,[Ast::OperatorExpression.new("=", Ast::NameExpression.new("a"),Ast::OperatorExpression.new("+", Ast::IntegerExpression.new(5),Ast::NameExpression.new("foo")))] )] )]
   end
 
+  def test_class_method
+    @string_input = <<HERE
+class FooBo
+  Bar.call(35)
+end
+
+HERE
+    @parse_output = [{:module_name=>"FooBo", :class_expressions=>[{:receiver=>{:module_name=>"Bar"}, :call_site=>{:name=>"call"}, :argument_list=>[{:argument=>{:integer=>"35"}}]}], :end=>"end"}]
+    @transform_output = [Ast::ClassExpression.new(:FooBo ,[Ast::CallSiteExpression.new(:call, [Ast::IntegerExpression.new(35)] ,Ast::ModuleName.new("Bar"))] )]
+  end
+
 end
 
 

test/parser/test_while.rb

@@ -12,15 +12,21 @@ while(1) do
 end
 HERE
     @string_input.chop!
-    @parse_output = {:while=>"while", 
-                    :while_cond=>{:integer=>"1"}, 
-                    :do=>"do", 
-                    :body=>{:expressions=>[{:l=>{:name=>"tmp"}, :o=>"= ", :r=>{:name=>"a"}}, 
-              {:call_site=>{:name=>"puts"}, :argument_list=>[{:argument=>{:name=>"b"}}]}], :end=>"end"}}
-    @transform_output = Ast::WhileExpression.new(
-            Ast::IntegerExpression.new(1), 
-            [Ast::OperatorExpression.new("=", Ast::NameExpression.new("tmp"),Ast::NameExpression.new("a")), 
-              Ast::CallSiteExpression.new("puts", [Ast::NameExpression.new("b")] )] )
+    @parse_output = {:while=>"while", :while_cond=>{:integer=>"1"}, :do=>"do", :body=>{:expressions=>[{:l=>{:name=>"tmp"}, :o=>"= ", :r=>{:name=>"a"}}, {:call_site=>{:name=>"puts"}, :argument_list=>[{:argument=>{:name=>"b"}}]}], :end=>"end"}}
+    @transform_output = Ast::WhileExpression.new(Ast::IntegerExpression.new(1), [Ast::OperatorExpression.new("=", Ast::NameExpression.new("tmp"),Ast::NameExpression.new("a")), Ast::CallSiteExpression.new(:puts, [Ast::NameExpression.new("b")] ,Ast::NameExpression.new("self"))] )
+    @parser = @parser.while_do
+  end
+
+  def test_while_method
+    @string_input = <<HERE
+while(1) do
+  tmp = String.new()
+  tmp.puts(i)
+end
+HERE
+    @string_input.chop!
+    @parse_output = {:while=>"while", :while_cond=>{:integer=>"1"}, :do=>"do", :body=>{:expressions=>[{:l=>{:name=>"tmp"}, :o=>"= ", :r=>{:receiver=>{:module_name=>"String"}, :call_site=>{:name=>"new"}, :argument_list=>[]}}, {:receiver=>{:name=>"tmp"}, :call_site=>{:name=>"puts"}, :argument_list=>[{:argument=>{:name=>"i"}}]}], :end=>"end"}}
+    @transform_output = Ast::WhileExpression.new(Ast::IntegerExpression.new(1), [Ast::OperatorExpression.new("=", Ast::NameExpression.new("tmp"),Ast::CallSiteExpression.new(:new, [] ,Ast::ModuleName.new("String"))), Ast::CallSiteExpression.new(:puts, [Ast::NameExpression.new("i")] ,Ast::NameExpression.new("tmp"))] )
     @parser = @parser.while_do
   end
 
@@ -35,23 +41,8 @@ while( n > 1) do
 end
 HERE
     @string_input.chop!
-    @parse_output = {:while=>"while", 
-      :while_cond=>{:l=>{:name=>"n"}, :o=>"> ", :r=>{:integer=>"1"}}, 
-      :do=>"do", 
-      :body=>{:expressions=>[{:l=>{:name=>"tmp"}, :o=>"= ", :r=>{:name=>"a"}}, 
-                {:l=>{:name=>"a"}, :o=>"= ", :r=>{:name=>"b"}}, 
-                {:l=>{:name=>"b"}, :o=>"= ", :r=>{:l=>{:name=>"tmp"}, :o=>"+ ", :r=>{:name=>"b"}}}, 
-                {:call_site=>{:name=>"puts"}, 
-                    :argument_list=>[{:argument=>{:name=>"b"}}]}, 
-                {:l=>{:name=>"n"}, :o=>"= ", :r=>{:l=>{:name=>"n"}, :o=>"- ", :r=>{:integer=>"1"}}}], 
-      :end=>"end"}}
-    @transform_output = Ast::WhileExpression.new(
-            Ast::OperatorExpression.new(">", Ast::NameExpression.new("n"),Ast::IntegerExpression.new(1)), 
-            [Ast::OperatorExpression.new("=", Ast::NameExpression.new("tmp"),Ast::NameExpression.new("a")), 
-             Ast::OperatorExpression.new("=", Ast::NameExpression.new("a"),Ast::NameExpression.new("b")), 
-             Ast::OperatorExpression.new("=", Ast::NameExpression.new("b"),Ast::OperatorExpression.new("+", Ast::NameExpression.new("tmp"),
-             Ast::NameExpression.new("b"))), Ast::CallSiteExpression.new("puts", [Ast::NameExpression.new("b")] ), 
-             Ast::OperatorExpression.new("=", Ast::NameExpression.new("n"),Ast::OperatorExpression.new("-", Ast::NameExpression.new("n"),Ast::IntegerExpression.new(1)))] )
+    @parse_output = {:while=>"while", :while_cond=>{:l=>{:name=>"n"}, :o=>"> ", :r=>{:integer=>"1"}}, :do=>"do", :body=>{:expressions=>[{:l=>{:name=>"tmp"}, :o=>"= ", :r=>{:name=>"a"}}, {:l=>{:name=>"a"}, :o=>"= ", :r=>{:name=>"b"}}, {:l=>{:name=>"b"}, :o=>"= ", :r=>{:l=>{:name=>"tmp"}, :o=>"+ ", :r=>{:name=>"b"}}}, {:call_site=>{:name=>"puts"}, :argument_list=>[{:argument=>{:name=>"b"}}]}, {:l=>{:name=>"n"}, :o=>"= ", :r=>{:l=>{:name=>"n"}, :o=>"- ", :r=>{:integer=>"1"}}}], :end=>"end"}}
+    @transform_output = Ast::WhileExpression.new(Ast::OperatorExpression.new(">", Ast::NameExpression.new("n"),Ast::IntegerExpression.new(1)), [Ast::OperatorExpression.new("=", Ast::NameExpression.new("tmp"),Ast::NameExpression.new("a")), Ast::OperatorExpression.new("=", Ast::NameExpression.new("a"),Ast::NameExpression.new("b")), Ast::OperatorExpression.new("=", Ast::NameExpression.new("b"),Ast::OperatorExpression.new("+", Ast::NameExpression.new("tmp"),Ast::NameExpression.new("b"))), Ast::CallSiteExpression.new(:puts, [Ast::NameExpression.new("b")] ,Ast::NameExpression.new("self")), Ast::OperatorExpression.new("=", Ast::NameExpression.new("n"),Ast::OperatorExpression.new("-", Ast::NameExpression.new("n"),Ast::IntegerExpression.new(1)))] )
     @parser = @parser.while_do
   end
 end