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LibDiff: Add Diff::write_unified_header

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This is used to write a unified patch header.
This commit is contained in:
Shannon Booth 2023-06-27 20:59:01 +12:00 • committed by Andrew Kaster
parent a4e50deeea
commit f528aedc85
2 changed files with 10 additions and 0 deletions
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8
Userland/Libraries/LibDiff/Format.cpp
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@ -24,6 +24,14 @@ DeprecatedString generate_only_additions(StringView text)
return builder.to_deprecated_string(); return builder.to_deprecated_string();
} }
ErrorOr<void> write_unified_header(StringView old_path, StringView new_path, Stream& stream)
{
TRY(stream.write_formatted("--- {}\n", old_path));
TRY(stream.write_formatted("+++ {}\n", new_path));
return {};
}
ErrorOr<void> write_unified(Hunk const& hunk, Stream& stream, ColorOutput color_output) ErrorOr<void> write_unified(Hunk const& hunk, Stream& stream, ColorOutput color_output)
{ {
TRY(stream.write_formatted("{}\n", hunk.location)); TRY(stream.write_formatted("{}\n", hunk.location));

2
Userland/Libraries/LibDiff/Format.h
View file

@ -21,6 +21,8 @@ enum class ColorOutput {
}; };
ErrorOr<void> write_unified(Hunk const& hunk, Stream& stream, ColorOutput color_output = ColorOutput::No); ErrorOr<void> write_unified(Hunk const& hunk, Stream& stream, ColorOutput color_output = ColorOutput::No);
ErrorOr<void> write_unified_header(StringView old_path, StringView new_path, Stream& stream);
ErrorOr<void> write_normal(Hunk const& hunk, Stream& stream, ColorOutput color_output = ColorOutput::No); ErrorOr<void> write_normal(Hunk const& hunk, Stream& stream, ColorOutput color_output = ColorOutput::No);
} }