module Regexgen::Ast
Classes in the abstract syntax tree representation
Public Class Methods
parens(exp, parent)
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# File lib/regexgen/ast.rb, line 187 def parens(exp, parent) str = exp.to_s if exp.precedence < parent.precedence unless exp.respond_to?(:single_character?) && exp.single_character? return "(?:#{str})" unless exp.respond_to?(:single_codepoint?) && exp.single_codepoint? end end str end