43 lines
1.1 KiB
Ruby
43 lines
1.1 KiB
Ruby
require "pathname"
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module GitHubChangelogGenerator
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ParserError = Class.new(StandardError)
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class ParserFile
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FILENAME = ".github_changelog_generator"
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def initialize(options)
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@options = options
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end
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# Destructively change @options using data in configured options file.
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def parse!
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file.each_line { |line| parse_line!(line) } if file.exist?
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end
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private
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def file
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@file ||= Pathname(File.expand_path(@options[:params_file] || FILENAME))
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end
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def parse_line!(line)
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key_sym, value = extract_pair(line)
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value = true if value =~ /^(true|t|yes|y|1)$/i
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value = false if value =~ /^(false|f|no|n|0)$/i
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@options[key_sym] = value
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rescue
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raise ParserError, "Config file #{file} is incorrect in line \"#{line.gsub(/[\n\r]+/, '')}\""
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end
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# Returns a the setting as a symbol and its string value sans newlines.
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#
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# @param line [String] unparsed line from config file
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# @return [Array<Symbol, String>]
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def extract_pair(line)
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key, value = line.split("=", 2)
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[key.sub("-", "_").to_sym, value.gsub(/[\n\r]+/, "")]
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end
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end
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end
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