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fix git command to find tags and default empty pattern

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This commit is contained in:
Tristan Sloughter 2017-11-17 09:59:23 -08:00
parent fb449e9e01
commit f1ecf12ad3
1 changed files with 7 additions and 3 deletions
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10
src/ec_git_vsn.erl
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@ -85,16 +85,20 @@ get_patch_count(RawRef) ->
os:cmd(Cmd). os:cmd(Cmd).
-spec parse_tags(t()) -> {string()|undefined, ec_semver:version_string()}. -spec parse_tags(t()) -> {string()|undefined, ec_semver:version_string()}.
parse_tags({}) ->
parse_tags("");
parse_tags(Pattern) -> parse_tags(Pattern) ->
Cmd = io_lib:format("git describe --abbrev=0 --match \"~s*\"", [Pattern]), Cmd = io_lib:format("git describe --abbrev=0 --tags --match \"~s*\"", [Pattern]),
Tag = os:cmd(Cmd), Tag = os:cmd(Cmd),
Vsn = slice(Tag, len(Pattern) + 1), Vsn = slice(Tag, len(Pattern) + 1),
Vsn1 = trim(Vsn, left, "v"), Vsn1 = trim(trim(Vsn, left, "v"), right, "\n"),
{Tag, Vsn1}. {Tag, Vsn1}.
-ifdef(unicode_str). -ifdef(unicode_str).
len(Str) -> string:length(Str). len(Str) -> string:length(Str).
trim(Str, Dir, Chars) -> string:trim(Str, Dir, Chars). trim(Str, right, Chars) -> string:trim(Str, trailing, Chars);
trim(Str, left, Chars) -> string:trim(Str, leading, Chars);
trim(Str, both, Chars) -> string:trim(Str, both, Chars).
slice(Str, Len) -> string:slice(Str, Len). slice(Str, Len) -> string:slice(Str, Len).
-else. -else.
len(Str) -> string:len(Str). len(Str) -> string:len(Str).