soml-parser/lib/ast/basic_expressions.rb

56 lines
944 B
Ruby

# collection of the simple ones, int and strings and such
module Ast
class IntegerExpression < Expression
attr_reader :value
def initialize val
@value = val
end
def inspect
self.class.name + ".new(" + value.to_s+ ")"
end
def to_s
value.to_s
end
def attributes
[:value]
end
end
class NameExpression < Expression
attr_reader :name
def initialize name
@name = name.to_sym
end
def inspect
"#{self.class.name}.new(#{name})"
end
def to_s
name.to_s
end
def attributes
[:name]
end
end
class ModuleName < NameExpression
end
class StringExpression < Expression
attr_reader :string
def initialize str
@string = str
end
def inspect
self.class.name + '.new("' + string + '")'
end
def to_s
'"' + string.to_s + '"'
end
def attributes
[:string]
end
end
end