2024-02-25 12:15:55 -05:00
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# frozen_string_literal: true
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2023-10-15 07:08:28 -04:00
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# Diffy normally calls out to git diff, this makes it use libgit2 instead
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module DiffyNoSubprocess
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# https://github.com/samg/diffy/blob/85b18fa6b659f724937dea58ebbc0564f4475c8c/lib/diffy/diff.rb#L43-L77
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def diff
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@diff ||= Rugged::Patch.from_strings(@string1, @string2, context_lines: 10_000).to_s.force_encoding("UTF-8")
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end
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# https://github.com/samg/diffy/blob/85b18fa6b659f724937dea58ebbc0564f4475c8c/lib/diffy/diff.rb#L79-L100
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def each(&)
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# The first 5 lines are git diff header lines
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diff.lines.drop(5).each(&)
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end
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end
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