diff options
| -rw-r--r-- | Documentation/config.txt | 19 | ||||
| -rw-r--r-- | config.c | 31 | ||||
| -rwxr-xr-x | t/t1305-config-include.sh | 39 |
3 files changed, 87 insertions, 2 deletions
diff --git a/Documentation/config.txt b/Documentation/config.txt index 7e2a6f61f5..e3f5bc3396 100644 --- a/Documentation/config.txt +++ b/Documentation/config.txt @@ -144,6 +144,20 @@ refer to linkgit:gitignore[5] for details. For convenience: This is the same as `gitdir` except that matching is done case-insensitively (e.g. on case-insensitive file sytems) +`onbranch`:: + The data that follows the keyword `onbranch:` is taken to be a + pattern with standard globbing wildcards and two additional + ones, `**/` and `/**`, that can match multiple path components. + If we are in a worktree where the name of the branch that is + currently checked out matches the pattern, the include condition + is met. ++ +If the pattern ends with `/`, `**` will be automatically added. For +example, the pattern `foo/` becomes `foo/**`. In other words, it matches +all branches that begin with `foo/`. This is useful if your branches are +organized hierarchically and you would like to apply a configuration to +all the branches in that hierarchy. + A few more notes on matching via `gitdir` and `gitdir/i`: * Symlinks in `$GIT_DIR` are not resolved before matching. @@ -206,6 +220,11 @@ Example [includeIf "gitdir:/path/to/group/"] path = foo.inc + ; include only if we are in a worktree where foo-branch is + ; currently checked out + [includeIf "onbranch:foo-branch"] + path = foo.inc + Values ~~~~~~ @@ -19,6 +19,7 @@ #include "utf8.h" #include "dir.h" #include "color.h" +#include "refs.h" struct config_source { struct config_source *prev; @@ -170,6 +171,12 @@ static int handle_path_include(const char *path, struct config_include_data *inc return ret; } +static void add_trailing_starstar_for_dir(struct strbuf *pat) +{ + if (pat->len && is_dir_sep(pat->buf[pat->len - 1])) + strbuf_addstr(pat, "**"); +} + static int prepare_include_condition_pattern(struct strbuf *pat) { struct strbuf path = STRBUF_INIT; @@ -199,8 +206,7 @@ static int prepare_include_condition_pattern(struct strbuf *pat) } else if (!is_absolute_path(pat->buf)) strbuf_insert(pat, 0, "**/", 3); - if (pat->len && is_dir_sep(pat->buf[pat->len - 1])) - strbuf_addstr(pat, "**"); + add_trailing_starstar_for_dir(pat); strbuf_release(&path); return prefix; @@ -264,6 +270,25 @@ done: return ret; } +static int include_by_branch(const char *cond, size_t cond_len) +{ + int flags; + int ret; + struct strbuf pattern = STRBUF_INIT; + const char *refname = resolve_ref_unsafe("HEAD", 0, NULL, &flags); + const char *shortname; + + if (!refname || !(flags & REF_ISSYMREF) || + !skip_prefix(refname, "refs/heads/", &shortname)) + return 0; + + strbuf_add(&pattern, cond, cond_len); + add_trailing_starstar_for_dir(&pattern); + ret = !wildmatch(pattern.buf, shortname, WM_PATHNAME); + strbuf_release(&pattern); + return ret; +} + static int include_condition_is_true(const struct config_options *opts, const char *cond, size_t cond_len) { @@ -272,6 +297,8 @@ static int include_condition_is_true(const struct config_options *opts, return include_by_gitdir(opts, cond, cond_len, 0); else if (skip_prefix_mem(cond, cond_len, "gitdir/i:", &cond, &cond_len)) return include_by_gitdir(opts, cond, cond_len, 1); + else if (skip_prefix_mem(cond, cond_len, "onbranch:", &cond, &cond_len)) + return include_by_branch(cond, cond_len); /* unknown conditionals are always false */ return 0; diff --git a/t/t1305-config-include.sh b/t/t1305-config-include.sh index 579a86b7f8..9571e366f8 100755 --- a/t/t1305-config-include.sh +++ b/t/t1305-config-include.sh @@ -309,6 +309,45 @@ test_expect_success SYMLINKS 'conditional include, gitdir matching symlink, icas ) ' +test_expect_success 'conditional include, onbranch' ' + echo "[includeIf \"onbranch:foo-branch\"]path=bar9" >>.git/config && + echo "[test]nine=9" >.git/bar9 && + git checkout -b master && + test_must_fail git config test.nine && + git checkout -b foo-branch && + echo 9 >expect && + git config test.nine >actual && + test_cmp expect actual +' + +test_expect_success 'conditional include, onbranch, wildcard' ' + echo "[includeIf \"onbranch:?oo-*/**\"]path=bar10" >>.git/config && + echo "[test]ten=10" >.git/bar10 && + git checkout -b not-foo-branch/a && + test_must_fail git config test.ten && + + echo 10 >expect && + git checkout -b foo-branch/a/b/c && + git config test.ten >actual && + test_cmp expect actual && + + git checkout -b moo-bar/a && + git config test.ten >actual && + test_cmp expect actual +' + +test_expect_success 'conditional include, onbranch, implicit /** for /' ' + echo "[includeIf \"onbranch:foo-dir/\"]path=bar11" >>.git/config && + echo "[test]eleven=11" >.git/bar11 && + git checkout -b not-foo-dir/a && + test_must_fail git config test.eleven && + + echo 11 >expect && + git checkout -b foo-dir/a/b/c && + git config test.eleven >actual && + test_cmp expect actual +' + test_expect_success 'include cycles are detected' ' cat >.gitconfig <<-\EOF && [test]value = gitconfig |