Class: Stone::AST::BooleanLiteral

Inherits:
Expression show all
Defined in:
lib/stone/ast/boolean_literal.rb

Constant Summary collapse

TRUE = 
1
FALSE = 
0

Instance Attribute Summary collapse

Attributes inherited from Stone::AST

#children, #name

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(value) ⇒ BooleanLiteral 



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# File 'lib/stone/ast/boolean_literal.rb', line 21

def initialize(value)
  @name = :boolean_literal
  case value
  when "TRUE"
    @value = TRUE
  when "FALSE"
    @value = FALSE
  else
    fail "expected TRUE or FALSE"
  end
end

Instance Attribute Details

#value ⇒ Object (readonly)

Returns the value of attribute value.



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# File 'lib/stone/ast/boolean_literal.rb', line 19

def value
  @value
end

Class Method Details

.parse(text, location) ⇒ Object 



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# File 'lib/stone/ast/boolean_literal.rb', line 13

def self.parse(text, location)
  new(text)
rescue ex
  raise Stone::Error(ex.message, location) # TODO: Make a more specific error?
end

Instance Method Details

#to_llir(_builder, _mod, _scope = Stone::Scope.top_level) ⇒ Object 



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# File 'lib/stone/ast/boolean_literal.rb', line 33

def to_llir(_builder, _mod, _scope = Stone::Scope.top_level)
  @value == TRUE ? LLVM::TRUE : LLVM::FALSE
end

#type(_context = nil) ⇒ Object 



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# File 'lib/stone/ast/boolean_literal.rb', line 37

def type(_context = nil)
  Stone::Type::Bool
end