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Merge branch 'la/format-trailer-info'

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The code to format trailers have been cleaned up.

* la/format-trailer-info:
  trailer: finish formatting unification
  trailer: begin formatting unification
  format_trailer_info(): append newline for non-trailer lines
  format_trailer_info(): drop redundant unfold_value()
  format_trailer_info(): use trailer_item objects
This commit is contained in:
Junio C Hamano 2024-04-23 11:52:39 -07:00
commit c9f1f88bb0
2 changed files with 32 additions and 62 deletions
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81
trailer.c
View File

@ -144,38 +144,6 @@ static char last_non_space_char(const char *s)
return '\0';
}
static void print_tok_val(struct strbuf *out, const char *tok, const char *val)
{
char c;
if (!tok) {
strbuf_addf(out, "%s\n", val);
return;
}
c = last_non_space_char(tok);
if (!c)
return;
if (strchr(separators, c))
strbuf_addf(out, "%s%s\n", tok, val);
else
strbuf_addf(out, "%s%c %s\n", tok, separators[0], val);
}
void format_trailers(const struct process_trailer_options *opts,
struct list_head *trailers,
struct strbuf *out)
{
struct list_head *pos;
struct trailer_item *item;
list_for_each(pos, trailers) {
item = list_entry(pos, struct trailer_item, list);
if ((!opts->trim_empty || strlen(item->value) > 0) &&
(!opts->only_trailers || item->token))
print_tok_val(out, item->token, item->value);
}
}
static struct trailer_item *trailer_from_arg(struct arg_item *arg_tok)
{
struct trailer_item *new_item = xcalloc(1, sizeof(*new_item));
@ -1084,26 +1052,32 @@ void trailer_info_release(struct trailer_info *info)
free(info->trailers);
}
static void format_trailer_info(const struct process_trailer_options *opts,
const struct trailer_info *info,
struct strbuf *out)
void format_trailers(const struct process_trailer_options *opts,
struct list_head *trailers,
struct strbuf *out)
{
size_t origlen = out->len;
size_t i;
struct list_head *pos;
struct trailer_item *item;
for (i = 0; i < info->trailer_nr; i++) {
char *trailer = info->trailers[i];
ssize_t separator_pos = find_separator(trailer, separators);
if (separator_pos >= 1) {
list_for_each(pos, trailers) {
item = list_entry(pos, struct trailer_item, list);
if (item->token) {
struct strbuf tok = STRBUF_INIT;
struct strbuf val = STRBUF_INIT;
strbuf_addstr(&tok, item->token);
strbuf_addstr(&val, item->value);
/*
* Skip key/value pairs where the value was empty. This
* can happen from trailers specified without a
* separator, like `--trailer "Reviewed-by"` (no
* corresponding value).
*/
if (opts->trim_empty && !strlen(item->value))
continue;
parse_trailer(&tok, &val, NULL, trailer, separator_pos);
if (!opts->filter || opts->filter(&tok, opts->filter_data)) {
if (opts->unfold)
unfold_value(&val);
if (opts->separator && out->len != origlen)
strbuf_addbuf(out, opts->separator);
if (!opts->value_only)
@ -1111,8 +1085,11 @@ static void format_trailer_info(const struct process_trailer_options *opts,
if (!opts->key_only && !opts->value_only) {
if (opts->key_value_separator)
strbuf_addbuf(out, opts->key_value_separator);
else
strbuf_addstr(out, ": ");
else {
char c = last_non_space_char(tok.buf);
if (c && !strchr(separators, c))
strbuf_addf(out, "%c ", separators[0]);
}
}
if (!opts->key_only)
strbuf_addbuf(out, &val);
@ -1126,13 +1103,13 @@ static void format_trailer_info(const struct process_trailer_options *opts,
if (opts->separator && out->len != origlen) {
strbuf_addbuf(out, opts->separator);
}
strbuf_addstr(out, trailer);
if (opts->separator) {
strbuf_addstr(out, item->value);
if (opts->separator)
strbuf_rtrim(out);
}
else
strbuf_addch(out, '\n');
}
}
}
void format_trailers_from_commit(const struct process_trailer_options *opts,
@ -1151,7 +1128,7 @@ void format_trailers_from_commit(const struct process_trailer_options *opts,
strbuf_add(out, msg + info.trailer_block_start,
info.trailer_block_end - info.trailer_block_start);
} else
format_trailer_info(opts, &info, out);
format_trailers(opts, &trailer_objects, out);
free_trailers(&trailer_objects);
trailer_info_release(&info);

13
trailer.h
View File

@ -107,17 +107,10 @@ void format_trailers(const struct process_trailer_options *,
void free_trailers(struct list_head *);
/*
* Format the trailers from the commit msg "msg" into the strbuf "out".
* Note two caveats about "opts":
*
* - this is primarily a helper for pretty.c, and not
* all of the flags are supported.
*
* - this differs from process_trailers slightly in that we always format
* only the trailer block itself, even if the "only_trailers" option is not
* set.
* Convenience function to format the trailers from the commit msg "msg" into
* the strbuf "out". Reuses format_trailers() internally.
*/
void format_trailers_from_commit(const struct process_trailer_options *opts,
void format_trailers_from_commit(const struct process_trailer_options *,
const char *msg,
struct strbuf *out);