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Merge pull request #1559 from carlosmn/ref-shorthand

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Introduce git_reference_shorthand
This commit is contained in:
Vicent Martí 2013-05-31 03:09:38 -07:00
commit 9afc59710e
3 changed files with 59 additions and 0 deletions
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15
include/git2/refs.h
View File

@ -525,6 +525,21 @@ GIT_EXTERN(int) git_reference_peel(
*/
GIT_EXTERN(int) git_reference_is_valid_name(const char *refname);
/**
* Get the reference's short name
*
* This will transform the reference name into a name "human-readable"
* version. If no shortname is appropriate, it will return the full
* name.
*
* The memory is owned by the reference and must not be freed.
*
* @param ref a reference
* @return the human-readable version of the name
*/
GIT_EXTERN(const char *) git_reference_shorthand(git_reference *ref);
/** @} */
GIT_END_DECL
#endif

17
src/refs.c
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@ -1131,3 +1131,20 @@ int git_reference_is_valid_name(
refname,
GIT_REF_FORMAT_ALLOW_ONELEVEL);
}
const char *git_reference_shorthand(git_reference *ref)
{
const char *name = ref->name;
if (!git__prefixcmp(name, GIT_REFS_HEADS_DIR))
return name + strlen(GIT_REFS_HEADS_DIR);
else if (!git__prefixcmp(name, GIT_REFS_TAGS_DIR))
return name + strlen(GIT_REFS_TAGS_DIR);
else if (!git__prefixcmp(name, GIT_REFS_REMOTES_DIR))
return name + strlen(GIT_REFS_REMOTES_DIR);
else if (!git__prefixcmp(name, GIT_REFS_DIR))
return name + strlen(GIT_REFS_DIR);
/* No shorthands are avaiable, so just return the name */
return name;
}

27
tests-clar/refs/shorthand.c Normal file
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@ -0,0 +1,27 @@
#include "clar_libgit2.h"
#include "repository.h"
void assert_shorthand(git_repository *repo, const char *refname, const char *shorthand)
{
git_reference *ref;
cl_git_pass(git_reference_lookup(&ref, repo, refname));
cl_assert_equal_s(git_reference_shorthand(ref), shorthand);
git_reference_free(ref);
}
void test_refs_shorthand__0(void)
{
git_repository *repo;
cl_git_pass(git_repository_open(&repo, cl_fixture("testrepo.git")));
assert_shorthand(repo, "refs/heads/master", "master");
assert_shorthand(repo, "refs/tags/test", "test");
assert_shorthand(repo, "refs/remotes/test/master", "test/master");
assert_shorthand(repo, "refs/notes/fanout", "notes/fanout");
git_repository_free(repo);
}