Class: Transpec::Syntax::Matcher

Inherits:
Transpec::Syntax show all
Includes:
AST::Sexp, SendNodeSyntax, Util
Defined in:
lib/transpec/syntax/matcher.rb

Instance Attribute Summary

Attributes inherited from Transpec::Syntax

#ancestor_nodes, #node, #report, #source_rewriter

Class Method Summary collapse

Instance Method Summary collapse

Methods included from SendNodeSyntax

#arg_node, #arg_nodes, #arg_range, #method_name, #parentheses_range, #range_after_arg, #range_in_between_receiver_and_selector, #range_in_between_selector_and_arg, #receiver_node, #receiver_range, #selector_range

Methods included from Util

const_name, here_document?, in_parentheses?, indentation_of_line, proc_literal?

Methods inherited from Transpec::Syntax

all, #context, #expression_range, inherited, #parent_node, snake_case_name

Constructor Details

#initialize(node, source_rewriter, report = Report.new) ⇒ Matcher

Returns a new instance of Matcher.



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# File 'lib/transpec/syntax/matcher.rb', line 16

def initialize(node, source_rewriter, report = Report.new)
  @node = node
  @source_rewriter = source_rewriter
  @report = report
end

Class Method Details

.target_node?(node) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/transpec/syntax/matcher.rb', line 12

def self.target_node?(node)
  false
end

Instance Method Details

#correct_operator!(parenthesize_arg = true) ⇒ Object 



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# File 'lib/transpec/syntax/matcher.rb', line 22

def correct_operator!(parenthesize_arg = true)
  case method_name
  when :==
    convert_to_eq!(parenthesize_arg)
  when :===, :<, :<=, :>, :>=
    convert_to_be_operator!
  when :=~
    convert_to_match!(parenthesize_arg)
  end
end

#parenthesize!(always = true) ⇒ Object 



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# File 'lib/transpec/syntax/matcher.rb', line 33

def parenthesize!(always = true)
  return if argument_is_here_document?

  left_of_arg_source = range_in_between_selector_and_arg.source

  if left_of_arg_source.match(/\A *\Z/)
    parenthesize_single_line!(always)
  elsif left_of_arg_source.match(/\n|\r/)
    parenthesize_multi_line!(Regexp.last_match(0))
  end
end