Class: RKelly::Visitors::ECMAVisitor
- Inherits:
-
Visitor
- Object
- Visitor
- RKelly::Visitors::ECMAVisitor
show all
- Defined in:
- lib/rkelly/visitors/ecma_visitor.rb
Constant Summary
Constants inherited
from Visitor
Visitor::ALL_NODES, Visitor::ARRAY_VALUE_NODES, Visitor::BINARY_NODES, Visitor::CONDITIONAL_NODES, Visitor::FUNC_CALL_NODES, Visitor::FUNC_DECL_NODES, Visitor::NAME_VALUE_NODES, Visitor::PREFIX_POSTFIX_NODES, Visitor::SINGLE_VALUE_NODES, Visitor::TERMINAL_NODES
Instance Method Summary
collapse
Methods inherited from Visitor
#accept
Constructor Details
Returns a new instance of ECMAVisitor.
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 4
def initialize
@indent = 0
end
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Instance Method Details
#visit_ArgumentsNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 72
def visit_ArgumentsNode(o)
o.value.map { |x| x.accept(self) }.join(', ')
end
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#visit_ArrayNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 139
def visit_ArrayNode(o)
"[#{o.value.map { |x| x ? x.accept(self) : '' }.join(', ')}]"
end
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#visit_AssignExprNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 24
def visit_AssignExprNode(o)
" = #{o.value.accept(self)}"
end
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#visit_BitwiseNotNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 131
def visit_BitwiseNotNode(o)
"~#{o.value.accept(self)}"
end
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#visit_BlockNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 55
def visit_BlockNode(o)
@indent += 1
"{\n#{o.value.accept(self)}\n#{@indent -=1; indent}}"
end
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#visit_BracketAccessorNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 302
def visit_BracketAccessorNode(o)
"#{o.value.accept(self)}[#{o.accessor.accept(self)}]"
end
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#visit_BreakNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 99
def visit_BreakNode(o)
"break" + (o.value ? " #{o.value}" : '') + ';'
end
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#visit_CaseBlockNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 225
def visit_CaseBlockNode(o)
@indent += 1
"{\n" + (o.value ? o.value.map { |x| x.accept(self) }.join('') : '') +
"#{@indent -=1; indent}}"
end
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#visit_CaseClauseNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 231
def visit_CaseClauseNode(o)
case_code = "#{indent}case #{o.left ? o.left.accept(self) : nil}:\n"
@indent += 1
case_code += "#{o.value.accept(self)}\n"
@indent -= 1
case_code
end
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#visit_CommaNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 277
def visit_CommaNode(o)
"#{o.left.accept(self)}, #{o.value.accept(self)}"
end
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#visit_ConditionalNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 286
def visit_ConditionalNode(o)
"#{o.conditions.accept(self)} ? #{o.value.accept(self)} : " +
"#{o.else.accept(self)}"
end
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#visit_ConstStatementNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 16
def visit_ConstStatementNode(o)
"const #{o.value.map { |x| x.accept(self) }.join(', ')};"
end
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#visit_ContinueNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 103
def visit_ContinueNode(o)
"continue" + (o.value ? " #{o.value}" : '') + ';'
end
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#visit_DeleteNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 135
def visit_DeleteNode(o)
"delete #{o.value.accept(self)}"
end
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#visit_DotAccessorNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 123
def visit_DotAccessorNode(o)
"#{o.value.accept(self)}.#{o.accessor}"
end
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#visit_DoWhileNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 239
def visit_DoWhileNode(o)
"do #{o.left.accept(self)} while(#{o.value.accept(self)});"
end
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#visit_ElementNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 143
def visit_ElementNode(o)
o.value.accept(self)
end
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#visit_EmptyStatementNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 115
def visit_EmptyStatementNode(o)
';'
end
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#visit_ExpressionStatementNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 60
def visit_ExpressionStatementNode(o)
"#{o.value.accept(self)};"
end
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#visit_FalseNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 111
def visit_FalseNode(o)
"false"
end
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#visit_ForInNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 291
def visit_ForInNode(o)
"for(#{o.left.accept(self)} in #{o.right.accept(self)}) " +
"#{o.value.accept(self)}"
end
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#visit_ForNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 32
def visit_ForNode(o)
init = o.init ? o.init.accept(self) : ';'
test = o.test ? o.test.accept(self) : ''
counter = o.counter ? o.counter.accept(self) : ''
"for(#{init} #{test}; #{counter}) #{o.value.accept(self)}"
end
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#visit_FunctionBodyNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 94
def visit_FunctionBodyNode(o)
@indent += 1
"{\n#{o.value.accept(self)}\n#{@indent -=1; indent}}"
end
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#visit_FunctionCallNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 68
def visit_FunctionCallNode(o)
"#{o.value.accept(self)}(#{o.arguments.accept(self)})"
end
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#visit_FunctionDeclNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 84
def visit_FunctionDeclNode(o)
"#{indent}function #{o.value}(" +
"#{o.arguments.map { |x| x.accept(self) }.join(', ')})" +
"#{o.function_body.accept(self)}"
end
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#visit_FunctionExprNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 272
def visit_FunctionExprNode(o)
"#{o.value}(#{o.arguments.map { |x| x.accept(self) }.join(', ')}) " +
"#{o.function_body.accept(self)}"
end
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#visit_GetterPropertyNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 264
def visit_GetterPropertyNode(o)
"get #{o.name}#{o.value.accept(self)}"
end
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#visit_IfNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 281
def visit_IfNode(o)
"if(#{o.conditions.accept(self)}) #{o.value.accept(self)}" +
(o.else ? " else #{o.else.accept(self)}" : '')
end
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#visit_LabelNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 247
def visit_LabelNode(o)
"#{o.name}: #{o.value.accept(self)}"
end
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#visit_LessNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 39
def visit_LessNode(o)
"#{o.left.accept(self)} < #{o.value.accept(self)}"
end
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#visit_LogicalNotNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 147
def visit_LogicalNotNode(o)
"!#{o.value.accept(self)}"
end
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#visit_NewExprNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 306
def visit_NewExprNode(o)
"new #{o.value.accept(self)}(#{o.arguments.accept(self)})"
end
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#visit_NullNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 80
def visit_NullNode(o)
"null"
end
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#visit_NumberNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 28
def visit_NumberNode(o)
o.value.to_s
end
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#visit_ObjectLiteralNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 251
def visit_ObjectLiteralNode(o)
@indent += 1
lit = "{" + (o.value.length > 0 ? "\n" : ' ') +
o.value.map { |x| "#{indent}#{x.accept(self)}" }.join(",\n") +
(o.value.length > 0 ? "\n" : '') + '}'
@indent -= 1
lit
end
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#visit_OpEqualNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 64
def visit_OpEqualNode(o)
"#{o.left.accept(self)} = #{o.value.accept(self)}"
end
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#visit_ParameterNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 90
def visit_ParameterNode(o)
o.value
end
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#visit_PostfixNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 47
def visit_PostfixNode(o)
"#{o.operand.accept(self)}#{o.value}"
end
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#visit_PrefixNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 51
def visit_PrefixNode(o)
"#{o.value}#{o.operand.accept(self)}"
end
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#visit_PropertyNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 260
def visit_PropertyNode(o)
"#{o.name}: #{o.value.accept(self)}"
end
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#visit_RegexpNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 119
def visit_RegexpNode(o)
o.value
end
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#visit_ResolveNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 43
def visit_ResolveNode(o)
o.value
end
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#visit_ReturnNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 159
def visit_ReturnNode(o)
"return" + (o.value ? " #{o.value.accept(self)}" : '') + ';'
end
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#visit_SetterPropertyNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 268
def visit_SetterPropertyNode(o)
"set #{o.name}#{o.value.accept(self)}"
end
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#visit_SourceElementsNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 8
def visit_SourceElementsNode(o)
o.value.map { |x| "#{indent}#{x.accept(self)}" }.join("\n")
end
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#visit_StringNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 76
def visit_StringNode(o)
o.value
end
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#visit_SwitchNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 221
def visit_SwitchNode(o)
"switch(#{o.left.accept(self)}) #{o.value.accept(self)}"
end
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#visit_ThisNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 127
def visit_ThisNode(o)
"this"
end
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#visit_ThrowNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 163
def visit_ThrowNode(o)
"throw #{o.value.accept(self)};"
end
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#visit_TrueNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 107
def visit_TrueNode(o)
"true"
end
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#visit_TryNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 296
def visit_TryNode(o)
"try #{o.value.accept(self)}" +
(o.catch_block ? " catch(#{o.catch_var}) #{o.catch_block.accept(self)}" : '') +
(o.finally_block ? " finally #{o.finally_block.accept(self)}" : '')
end
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#visit_TypeOfNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 167
def visit_TypeOfNode(o)
"typeof #{o.value.accept(self)}"
end
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#visit_UnaryMinusNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 151
def visit_UnaryMinusNode(o)
"-#{o.value.accept(self)}"
end
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#visit_UnaryPlusNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 155
def visit_UnaryPlusNode(o)
"+#{o.value.accept(self)}"
end
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#visit_VarDeclNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 20
def visit_VarDeclNode(o)
"#{o.name}#{o.value ? o.value.accept(self) : nil}"
end
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#visit_VarStatementNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 12
def visit_VarStatementNode(o)
"var #{o.value.map { |x| x.accept(self) }.join(', ')};"
end
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#visit_VoidNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 171
def visit_VoidNode(o)
"void(#{o.value.accept(self)})"
end
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#visit_WhileNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 217
def visit_WhileNode(o)
"while(#{o.left.accept(self)}) #{o.value.accept(self)}"
end
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#visit_WithNode(o) ⇒ Object
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# File 'lib/rkelly/visitors/ecma_visitor.rb', line 243
def visit_WithNode(o)
"with(#{o.left.accept(self)}) #{o.value.accept(self)}"
end
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