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ls-tree: fix documentation of %x format placeholder
ls-tree --format expands %x followed by two hexadecimal digits to the character indicated by that hexadecimal number, e.g.: $ git ls-tree --format=%x41 HEAD | head -1 A It rejects % followed by a hexadecimal digit, e.g.: $ git ls-tree --format=%41 HEAD | head -1 fatal: bad ls-tree format: element '41' does not start with '(' This functionality is provided by strbuf_expand_literal_cb(), which has not been changed since it was factored out by fd2015b323 (strbuf: separate callback for strbuf_expand:ing literals, 2019-01-28). Adjust the documentation accordingly. Signed-off-by: René Scharfe <l.s.r@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
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@ -86,9 +86,9 @@ OPTIONS
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--format=<format>::
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A string that interpolates `%(fieldname)` from the result
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being shown. It also interpolates `%%` to `%`, and
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`%xx` where `xx` are hex digits interpolates to character
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with hex code `xx`; for example `%00` interpolates to
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`\0` (NUL), `%09` to `\t` (TAB) and `%0a` to `\n` (LF).
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`%xNN` where `NN` are hex digits interpolates to character
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with hex code `NN`; for example `%x00` interpolates to
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`\0` (NUL), `%x09` to `\t` (TAB) and `%x0a` to `\n` (LF).
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When specified, `--format` cannot be combined with other
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format-altering options, including `--long`, `--name-only`
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and `--object-only`.
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