danmayer / coverband / 1881
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95.45
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# frozen_string_literal: true
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module Coverband |
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module Utils |
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class RelativeFileConverter |
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def self.instance |
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@instance ||= new(Coverband.configuration.all_root_paths) |
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end
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def self.reset |
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@instance = nil |
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end
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def self.convert(file) |
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instance.convert(file) |
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end
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def initialize(roots) |
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@cache = {}
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@roots = normalize(roots)
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end
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def convert(file) |
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@cache[file] ||= begin |
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relative_file = file |
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@roots.each do |root| |
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relative_file = file.gsub(/^#{root}/, ".") |
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break relative_file if relative_file.start_with?(".") |
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end
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relative_file |
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end
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end
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private |
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def normalize(paths) |
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paths.map { |root| File.expand_path(root) }
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end
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end
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end
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end
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