class Minjs::ECMA262::ExpCall
Class of the Call expression element.
@see www.ecma-international.org/ecma-262 ECMA262
11.2
Attributes
args[R]
name[R]
Public Class Methods
new(name, args)
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# File lib/minjs/ecma262/expression.rb, line 594 def initialize(name, args) @name = name @args = args end
Public Instance Methods
==(obj)
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compare object
# File lib/minjs/ecma262/expression.rb, line 637 def ==(obj) self.class == obj.class and @name == obj.name and @args == obj.args end
add_paren()
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add parenthesis if need
# File lib/minjs/ecma262/expression.rb, line 671 def add_paren if @name.priority > PRIORITY_LEFT_HAND_SIDE @name = ExpParen.new(@name) end if @args @args.map! do |arg| if arg.priority > PRIORITY_ASSIGNMENT ExpParen.new(arg) else arg end end end self end
deep_dup()
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duplicate object @see Base#deep_dup
# File lib/minjs/ecma262/expression.rb, line 606 def deep_dup self.class.new(@name.deep_dup, @args ? @args.collect{|x| x.deep_dup} : nil) end
left_hand_side_exp?()
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@return [Boolean] true if expression is kind of LeftHandSideExpression.
# File lib/minjs/ecma262/expression.rb, line 649 def left_hand_side_exp? true end
priority()
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@return [Fixnum] expression priority
# File lib/minjs/ecma262/expression.rb, line 600 def priority PRIORITY_LEFT_HAND_SIDE end
remove_paren()
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remove parenthesis if possible
# File lib/minjs/ecma262/expression.rb, line 654 def remove_paren if @name.kind_of? ExpParen and @name.val.priority <= PRIORITY_LEFT_HAND_SIDE @name = @name.val if @name.remove_paren? end if @args @args.map! do |arg| if arg.kind_of? ExpParen and arg.val.priority <= PRIORITY_ASSIGNMENT #AssignmentOperators arg.val if arg.remove_paren? else arg end end end self end
replace(from, to)
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Replaces children object. @see Base#replace
# File lib/minjs/ecma262/expression.rb, line 613 def replace(from, to) if @name .eql? from @name = to else @args.each_index do |i| arg = @args[i] if arg .eql? from @args[i] = to break end end end end
to_js(options = {})
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Returns a ECMAScript string containg the representation of element. @see Base#to_js
# File lib/minjs/ecma262/expression.rb, line 643 def to_js(options = {}) args = @args.collect{|x| x.to_js(options)}.join(",") "#{@name.to_js(options)}(#{args})" end
traverse(parent) { |parent, self| ... }
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Traverses this children and itself with given block.
# File lib/minjs/ecma262/expression.rb, line 628 def traverse(parent, &block) @name.traverse(self, &block) @args.each do |x| x.traverse(self, &block) end yield parent, self end