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completion: match ctags symbol names in grep patterns
A common thing to grep for is the name of a symbol. This patch teaches the completion for "git grep" to look in a 'tags' file, if present, to complete a pattern. For example, in git.git: $ make tags $ git grep get_sha1<Tab><Tab> get_sha1 get_sha1_oneline get_sha1_1 get_sha1_with_context get_sha1_basic get_sha1_with_context_1 get_sha1_hex get_sha1_with_mode get_sha1_hex_segment get_sha1_with_mode_1 get_sha1_mb Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
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@ -1429,6 +1429,10 @@ _git_gitk ()
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_gitk
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}
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__git_match_ctag() {
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awk "/^${1////\\/}/ { print \$1 }" "$2"
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}
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_git_grep ()
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{
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__git_has_doubledash && return
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@ -1451,6 +1455,15 @@ _git_grep ()
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;;
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esac
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case "$cword,$prev" in
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2,*|*,-*)
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if test -r tags; then
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__gitcomp "$(__git_match_ctag "$cur" tags)"
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return
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fi
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;;
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esac
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__gitcomp "$(__git_refs)"
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}
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