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16 lines
555 B
Fish
16 lines
555 B
Fish
function git_ahead -a ahead behind diverged none
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git_is_repo; and begin
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test -z "$ahead"; and set ahead "+"
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test -z "behind"; and set behind "-"
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test -z "diverged"; and set diverged "±"
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test -z "none"; and set none ""
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command git rev-list --left-right "@{upstream}...HEAD" ^/dev/null \
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| awk "/>/ {a += 1} /</ {b += 1} \
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{if (a > 0) nextfile} END \
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{if (a > 0 && b > 0) print \"$diverged\"; \
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else if (a > 0) print \"$ahead\"; \
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else if (b > 0) print \"$behind\";
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else printf \"$none\"}"
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end
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end
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