diff options
| -rw-r--r-- | pretty.c | 57 |
1 files changed, 57 insertions, 0 deletions
@@ -446,6 +446,7 @@ struct format_commit_context { const struct pretty_print_context *pretty_ctx; unsigned commit_header_parsed:1; unsigned commit_message_parsed:1; + size_t width, indent1, indent2; /* These offsets are relative to the start of the commit message. */ struct chunk author; @@ -459,6 +460,7 @@ struct format_commit_context { struct chunk abbrev_commit_hash; struct chunk abbrev_tree_hash; struct chunk abbrev_parent_hashes; + size_t wrap_start; }; static int add_again(struct strbuf *sb, struct chunk *chunk) @@ -596,6 +598,35 @@ static void format_decoration(struct strbuf *sb, const struct commit *commit) strbuf_addch(sb, ')'); } +static void strbuf_wrap(struct strbuf *sb, size_t pos, + size_t width, size_t indent1, size_t indent2) +{ + struct strbuf tmp = STRBUF_INIT; + + if (pos) + strbuf_add(&tmp, sb->buf, pos); + strbuf_add_wrapped_text(&tmp, sb->buf + pos, + (int) indent1, (int) indent2, (int) width); + strbuf_swap(&tmp, sb); + strbuf_release(&tmp); +} + +static void rewrap_message_tail(struct strbuf *sb, + struct format_commit_context *c, + size_t new_width, size_t new_indent1, + size_t new_indent2) +{ + if (c->width == new_width && c->indent1 == new_indent1 && + c->indent2 == new_indent2) + return; + if (c->wrap_start < sb->len) + strbuf_wrap(sb, c->wrap_start, c->width, c->indent1, c->indent2); + c->wrap_start = sb->len; + c->width = new_width; + c->indent1 = new_indent1; + c->indent2 = new_indent2; +} + static size_t format_commit_item(struct strbuf *sb, const char *placeholder, void *context) { @@ -646,6 +677,30 @@ static size_t format_commit_item(struct strbuf *sb, const char *placeholder, return 3; } else return 0; + case 'w': + if (placeholder[1] == '(') { + unsigned long width = 0, indent1 = 0, indent2 = 0; + char *next; + const char *start = placeholder + 2; + const char *end = strchr(start, ')'); + if (!end) + return 0; + if (end > start) { + width = strtoul(start, &next, 10); + if (*next == ',') { + indent1 = strtoul(next + 1, &next, 10); + if (*next == ',') { + indent2 = strtoul(next + 1, + &next, 10); + } + } + if (*next != ')') + return 0; + } + rewrap_message_tail(sb, c, width, indent1, indent2); + return end - placeholder + 1; + } else + return 0; } /* these depend on the commit */ @@ -765,7 +820,9 @@ void format_commit_message(const struct commit *commit, memset(&context, 0, sizeof(context)); context.commit = commit; context.pretty_ctx = pretty_ctx; + context.wrap_start = sb->len; strbuf_expand(sb, format, format_commit_item, &context); + rewrap_message_tail(sb, &context, 0, 0, 0); } static void pp_header(enum cmit_fmt fmt, |