зеркало из https://github.com/github/ruby.git
42 строки
1.0 KiB
Ruby
42 строки
1.0 KiB
Ruby
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#! /your/favourite/path/to/ruby
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# -*- mode: ruby; coding: utf-8; indent-tabs-mode: nil; ruby-indent-level: 2 -*-
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# -*- frozen_string_literal: true; -*-
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# -*- warn_indent: true; -*-
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#
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# Copyright (c) 2017 Urabe, Shyouhei. All rights reserved.
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#
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# This file is a part of the programming language Ruby. Permission is hereby
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# granted, to either redistribute and/or modify this file, provided that the
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# conditions mentioned in the file COPYING are met. Consult the file for
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# details.
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require_relative '../helpers/c_escape.rb'
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class RubyVM::CExpr
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include RubyVM::CEscape
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attr_reader :__FILE__, :__LINE__, :expr
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def initialize location:, expr:
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@__FILE__ = location[0]
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@__LINE__ = location[1]
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@expr = expr
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end
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# blank, in sense of C program.
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RE = %r'\A{\g<s>*}\z|\A(?<s>\s|/[*][^*]*[*]+([^*/][^*]*[*]+)*/)*\z'
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if RUBY_VERSION > '2.4' then
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def blank?
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RE.match? @expr
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end
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else
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def blank?
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RE =~ @expr
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end
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end
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def inspect
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sprintf "#<%s:%d %s>", @__FILE__, @__LINE__, @expr
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end
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end
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