41 lines
1.1 KiB
Ruby
41 lines
1.1 KiB
Ruby
require "erb"
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require "set"
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require_relative "imbecile/cli"
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require_relative "imbecile/code_point_range"
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require_relative "imbecile/grammar"
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require_relative "imbecile/regex"
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require_relative "imbecile/regex/fa"
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require_relative "imbecile/regex/fa/state"
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require_relative "imbecile/regex/fa/state/transition"
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require_relative "imbecile/regex/dfa"
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require_relative "imbecile/regex/nfa"
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require_relative "imbecile/regex/unit"
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require_relative "imbecile/version"
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module Imbecile
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class Error < RuntimeError
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end
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class << self
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def run(input_file, output_file)
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begin
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grammar = Grammar.new(File.read(input_file))
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rescue Error => e
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$stderr.puts e.message
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return 2
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end
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classname = grammar.classname || output_file.sub(%r{[^a-zA-Z0-9].*}, "").capitalize
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erb = ERB.new(File.read(File.join(File.dirname(File.expand_path(__FILE__)), "../assets/parser.d.erb")), nil, "<>")
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result = erb.result(binding.clone)
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File.open(output_file, "wb") do |fh|
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fh.write(result)
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end
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return 0
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end
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end
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end
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