branch: teach --edit-description option
[gitweb.git] / builtin / branch.c
index 6695db4ade4e4d146b809b0da53458e618752683..fffa319e0e2e0ca86815e14641213a581634caf6 100644 (file)
@@ -19,7 +19,7 @@
 static const char * const builtin_branch_usage[] = {
        "git branch [options] [-r | -a] [--merged | --no-merged]",
        "git branch [options] [-l] [-f] <branchname> [<start-point>]",
-       "git branch [options] [-r] (-d | -D) <branchname>",
+       "git branch [options] [-r] (-d | -D) <branchname>...",
        "git branch [options] (-m | -M) [<oldbranch>] <newbranch>",
        NULL
 };
@@ -71,7 +71,7 @@ static int parse_branch_color_slot(const char *var, int ofs)
 static int git_branch_config(const char *var, const char *value, void *cb)
 {
        if (!strcmp(var, "color.branch")) {
-               branch_use_color = git_config_colorbool(var, value, -1);
+               branch_use_color = git_config_colorbool(var, value);
                return 0;
        }
        if (!prefixcmp(var, "color.branch.")) {
@@ -88,7 +88,7 @@ static int git_branch_config(const char *var, const char *value, void *cb)
 
 static const char *branch_get_color(enum color_branch ix)
 {
-       if (branch_use_color > 0)
+       if (want_color(branch_use_color))
                return branch_colors[ix];
        return "";
 }
@@ -134,7 +134,7 @@ static int branch_merged(int kind, const char *name,
            in_merge_bases(rev, &head_rev, 1) != merged) {
                if (merged)
                        warning(_("deleting branch '%s' that has been merged to\n"
-                               "         '%s', but it is not yet merged to HEAD."),
+                               "         '%s', but not yet merged to HEAD."),
                                name, reference_name);
                else
                        warning(_("not deleting branch '%s' that is not yet merged to\n"
@@ -157,7 +157,8 @@ static int delete_branches(int argc, const char **argv, int force, int kinds)
        switch (kinds) {
        case REF_REMOTE_BRANCH:
                fmt = "refs/remotes/%s";
-               remote = "remote ";
+               /* TRANSLATORS: This is "remote " in "remote branch '%s' not found" */
+               remote = _("remote ");
                force = 1;
                break;
        case REF_LOCAL_BRANCH:
@@ -213,7 +214,7 @@ static int delete_branches(int argc, const char **argv, int force, int kinds)
                        ret = 1;
                } else {
                        struct strbuf buf = STRBUF_INIT;
-                       printf("Deleted %sbranch %s (was %s).\n", remote,
+                       printf(_("Deleted %sbranch %s (was %s).\n"), remote,
                               bname.buf,
                               find_unique_abbrev(sha1, DEFAULT_ABBREV));
                        strbuf_addf(&buf, "branch.%s", bname.buf);
@@ -372,11 +373,11 @@ static void fill_tracking_info(struct strbuf *stat, const char *branch_name,
                strbuf_addf(stat, "%s: ",
                        shorten_unambiguous_ref(branch->merge[0]->dst, 0));
        if (!ours)
-               strbuf_addf(stat, "behind %d] ", theirs);
+               strbuf_addf(stat, _("behind %d] "), theirs);
        else if (!theirs)
-               strbuf_addf(stat, "ahead %d] ", ours);
+               strbuf_addf(stat, _("ahead %d] "), ours);
        else
-               strbuf_addf(stat, "ahead %d, behind %d] ", ours, theirs);
+               strbuf_addf(stat, _("ahead %d, behind %d] "), ours, theirs);
 }
 
 static int matches_merge_filter(struct commit *commit)
@@ -390,6 +391,28 @@ static int matches_merge_filter(struct commit *commit)
        return (is_merged == (merge_filter == SHOW_MERGED));
 }
 
+static void add_verbose_info(struct strbuf *out, struct ref_item *item,
+                            int verbose, int abbrev)
+{
+       struct strbuf subject = STRBUF_INIT, stat = STRBUF_INIT;
+       const char *sub = " **** invalid ref ****";
+       struct commit *commit = item->commit;
+
+       if (commit && !parse_commit(commit)) {
+               pp_commit_easy(CMIT_FMT_ONELINE, commit, &subject);
+               sub = subject.buf;
+       }
+
+       if (item->kind == REF_LOCAL_BRANCH)
+               fill_tracking_info(&stat, item->name, verbose > 1);
+
+       strbuf_addf(out, " %s %s%s",
+               find_unique_abbrev(item->commit->object.sha1, abbrev),
+               stat.buf, sub);
+       strbuf_release(&stat);
+       strbuf_release(&subject);
+}
+
 static void print_ref_item(struct ref_item *item, int maxwidth, int verbose,
                           int abbrev, int current, char *prefix)
 {
@@ -430,27 +453,9 @@ static void print_ref_item(struct ref_item *item, int maxwidth, int verbose,
 
        if (item->dest)
                strbuf_addf(&out, " -> %s", item->dest);
-       else if (verbose) {
-               struct strbuf subject = STRBUF_INIT, stat = STRBUF_INIT;
-               const char *sub = " **** invalid ref ****";
-
-               commit = item->commit;
-               if (commit && !parse_commit(commit)) {
-                       struct pretty_print_context ctx = {0};
-                       pretty_print_commit(CMIT_FMT_ONELINE, commit,
-                                           &subject, &ctx);
-                       sub = subject.buf;
-               }
-
-               if (item->kind == REF_LOCAL_BRANCH)
-                       fill_tracking_info(&stat, item->name, verbose > 1);
-
-               strbuf_addf(&out, " %s %s%s",
-                       find_unique_abbrev(item->commit->object.sha1, abbrev),
-                       stat.buf, sub);
-               strbuf_release(&stat);
-               strbuf_release(&subject);
-       }
+       else if (verbose)
+               /* " f7c0c00 [ahead 58, behind 197] vcs-svn: drop obj_pool.h" */
+               add_verbose_info(&out, item, verbose, abbrev);
        printf("%s\n", out.buf);
        strbuf_release(&name);
        strbuf_release(&out);
@@ -475,7 +480,7 @@ static void show_detached(struct ref_list *ref_list)
 
        if (head_commit && is_descendant_of(head_commit, ref_list->with_commit)) {
                struct ref_item item;
-               item.name = xstrdup("(no branch)");
+               item.name = xstrdup(_("(no branch)"));
                item.len = strlen(item.name);
                item.kind = REF_LOCAL_BRANCH;
                item.dest = NULL;
@@ -561,11 +566,7 @@ static void rename_branch(const char *oldname, const char *newname, int force)
                        die(_("Invalid branch name: '%s'"), oldname);
        }
 
-       if (strbuf_check_branch_ref(&newref, newname))
-               die(_("Invalid branch name: '%s'"), newname);
-
-       if (resolve_ref(newref.buf, sha1, 1, NULL) && !force)
-               die(_("A branch named '%s' already exists."), newref.buf + 11);
+       validate_new_branchname(newname, &newref, force, 0);
 
        strbuf_addf(&logmsg, "Branch: renamed %s to %s",
                 oldref.buf, newref.buf);
@@ -605,11 +606,49 @@ static int opt_parse_merge_filter(const struct option *opt, const char *arg, int
        return 0;
 }
 
+static const char edit_description[] = "BRANCH_DESCRIPTION";
+
+static int edit_branch_description(const char *branch_name)
+{
+       FILE *fp;
+       int status;
+       struct strbuf buf = STRBUF_INIT;
+       struct strbuf name = STRBUF_INIT;
+
+       read_branch_desc(&buf, branch_name);
+       if (!buf.len || buf.buf[buf.len-1] != '\n')
+               strbuf_addch(&buf, '\n');
+       strbuf_addf(&buf,
+                   "# Please edit the description for the branch\n"
+                   "#   %s\n"
+                   "# Lines starting with '#' will be stripped.\n",
+                   branch_name);
+       fp = fopen(git_path(edit_description), "w");
+       if ((fwrite(buf.buf, 1, buf.len, fp) < buf.len) || fclose(fp)) {
+               strbuf_release(&buf);
+               return error(_("could not write branch description template: %s\n"),
+                            strerror(errno));
+       }
+       strbuf_reset(&buf);
+       if (launch_editor(git_path(edit_description), &buf, NULL)) {
+               strbuf_release(&buf);
+               return -1;
+       }
+       stripspace(&buf, 1);
+
+       strbuf_addf(&name, "branch.%s.description", branch_name);
+       status = git_config_set(name.buf, buf.buf);
+       strbuf_release(&name);
+       strbuf_release(&buf);
+
+       return status;
+}
+
 int cmd_branch(int argc, const char **argv, const char *prefix)
 {
        int delete = 0, rename = 0, force_create = 0;
-       int verbose = 0, abbrev = DEFAULT_ABBREV, detached = 0;
-       int reflog = 0;
+       int verbose = 0, abbrev = -1, detached = 0;
+       int reflog = 0, edit_description = 0;
        enum branch_track track;
        int kinds = REF_LOCAL_BRANCH;
        struct commit_list *with_commit = NULL;
@@ -647,6 +686,8 @@ int cmd_branch(int argc, const char **argv, const char *prefix)
                OPT_BIT('m', NULL, &rename, "move/rename a branch and its reflog", 1),
                OPT_BIT('M', NULL, &rename, "move/rename a branch, even if target exists", 2),
                OPT_BOOLEAN('l', NULL, &reflog, "create the branch's reflog"),
+               OPT_BOOLEAN(0, "edit-description", &edit_description,
+                           "edit the description for the branch"),
                OPT__FORCE(&force_create, "force creation (when already exists)"),
                {
                        OPTION_CALLBACK, 0, "no-merged", &merge_filter_ref,
@@ -668,9 +709,6 @@ int cmd_branch(int argc, const char **argv, const char *prefix)
 
        git_config(git_branch_config, NULL);
 
-       if (branch_use_color == -1)
-               branch_use_color = git_use_color_default;
-
        track = git_branch_track;
 
        head = resolve_ref("HEAD", head_sha1, 0, NULL);
@@ -691,9 +729,24 @@ int cmd_branch(int argc, const char **argv, const char *prefix)
        if (!!delete + !!rename + !!force_create > 1)
                usage_with_options(builtin_branch_usage, options);
 
+       if (abbrev == -1)
+               abbrev = DEFAULT_ABBREV;
+
        if (delete)
                return delete_branches(argc, argv, delete > 1, kinds);
-       else if (argc == 0)
+       else if (edit_description) {
+               const char *branch_name;
+               if (detached)
+                       die("Cannot give description to detached HEAD");
+               if (!argc)
+                       branch_name = head;
+               else if (argc == 1)
+                       branch_name = argv[0];
+               else
+                       usage_with_options(builtin_branch_usage, options);
+               if (edit_branch_description(branch_name))
+                       return 1;
+       } else if (argc == 0)
                return print_ref_list(kinds, detached, verbose, abbrev, with_commit);
        else if (rename && (argc == 1))
                rename_branch(head, argv[0], rename > 1);