зеркало из https://github.com/github/ruby.git
40 строки
1009 B
Ruby
40 строки
1009 B
Ruby
# -*- coding: us-ascii -*-
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# Used to expand Ruby template files by common.mk, uncommon.mk and
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# some Ruby extension libraries.
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require 'erb'
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require 'optparse'
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require_relative 'lib/output'
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out = Output.new
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source = false
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templates = []
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ARGV.options do |o|
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o.on('-i', '--input=PATH') {|v| template << v}
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o.on('-x', '--source') {source = true}
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out.def_options(o)
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o.order!(ARGV)
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templates << (ARGV.shift or abort o.to_s) if templates.empty?
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end
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# Used in prelude.c.tmpl and unicode_norm_gen.tmpl
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output = out.path
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vpath = out.vpath
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# A hack to prevent "unused variable" warnings
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output, vpath = output, vpath
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result = templates.map do |template|
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if ERB.instance_method(:initialize).parameters.assoc(:key) # Ruby 2.6+
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erb = ERB.new(File.read(template), trim_mode: '%-')
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else
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erb = ERB.new(File.read(template), nil, '%-')
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end
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erb.filename = template
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source ? erb.src : proc{erb.result(binding)}.call
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end
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result = result.size == 1 ? result[0] : result.join("")
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out.write(result)
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