Extract a function for reporting placeholders that are not enclosed in a
parenthesis or are unknown. This reduces the number of strings to
translate and improves consistency across commands. Call it at the end
of the if/else chain, after exhausting all accepted possibilities.
Signed-off-by: René Scharfe <l.s.r@xxxxxx>
---
builtin/ls-files.c | 10 +---------
builtin/ls-tree.c | 10 +---------
strbuf.c | 20 ++++++++++++++++++++
strbuf.h | 5 +++++
4 files changed, 27 insertions(+), 18 deletions(-)
diff --git a/builtin/ls-files.c b/builtin/ls-files.c
index 92f94e65bf..89e7e726c0 100644
--- a/builtin/ls-files.c
+++ b/builtin/ls-files.c
@@ -266,7 +266,6 @@ static void show_ce_fmt(struct repository *repo, const struct cache_entry *ce,
struct strbuf sb = STRBUF_INIT;
while (strbuf_expand_step(&sb, &format)) {
- const char *end;
size_t len;
struct stat st;
@@ -274,12 +273,6 @@ static void show_ce_fmt(struct repository *repo, const struct cache_entry *ce,
strbuf_addch(&sb, '%');
else if ((len = strbuf_expand_literal(&sb, format)))
format += len;
- else if (*format != '(')
- die(_("bad ls-files format: element '%s' "
- "does not start with '('"), format);
- else if (!(end = strchr(format + 1, ')')))
- die(_("bad ls-files format: element '%s' "
- "does not end in ')'"), format);
else if (skip_prefix(format, "(objectmode)", &format))
strbuf_addf(&sb, "%06o", ce->ce_mode);
else if (skip_prefix(format, "(objectname)", &format))
@@ -308,8 +301,7 @@ static void show_ce_fmt(struct repository *repo, const struct cache_entry *ce,
else if (skip_prefix(format, "(path)", &format))
write_name_to_buf(&sb, fullname);
else
- die(_("bad ls-files format: %%%.*s"),
- (int)(end - format + 1), format);
+ strbuf_expand_bad_format(format, "ls-format");
}
strbuf_addch(&sb, line_terminator);
fwrite(sb.buf, sb.len, 1, stdout);
diff --git a/builtin/ls-tree.c b/builtin/ls-tree.c
index e4a891337c..bd803ace03 100644
--- a/builtin/ls-tree.c
+++ b/builtin/ls-tree.c
@@ -100,19 +100,12 @@ static int show_tree_fmt(const struct object_id *oid, struct strbuf *base,
return 0;
while (strbuf_expand_step(&sb, &format)) {
- const char *end;
size_t len;
if (skip_prefix(format, "%", &format))
strbuf_addch(&sb, '%');
else if ((len = strbuf_expand_literal(&sb, format)))
format += len;
- else if (*format != '(')
- die(_("bad ls-tree format: element '%s' "
- "does not start with '('"), format);
- else if (!(end = strchr(format + 1, ')')))
- die(_("bad ls-tree format: element '%s' "
- "does not end in ')'"), format);
else if (skip_prefix(format, "(objectmode)", &format))
strbuf_addf(&sb, "%06o", mode);
else if (skip_prefix(format, "(objecttype)", &format))
@@ -135,8 +128,7 @@ static int show_tree_fmt(const struct object_id *oid, struct strbuf *base,
strbuf_setlen(base, baselen);
strbuf_release(&sbuf);
} else
- die(_("bad ls-tree format: %%%.*s"),
- (int)(end - format + 1), format);
+ strbuf_expand_bad_format(format, "ls-tree");
}
strbuf_addch(&sb, options->null_termination ? '\0' : '\n');
fwrite(sb.buf, sb.len, 1, stdout);
diff --git a/strbuf.c b/strbuf.c
index 7827178d8e..449eb610f1 100644
--- a/strbuf.c
+++ b/strbuf.c
@@ -442,6 +442,26 @@ size_t strbuf_expand_literal(struct strbuf *sb, const char *placeholder)
return 0;
}
+void strbuf_expand_bad_format(const char *format, const char *command)
+{
+ const char *end;
+
+ if (*format != '(')
+ /* TRANSLATORS: The first %s is a command like "ls-tree". */
+ die(_("bad %s format: element '%s' does not start with '('"),
+ command, format);
+
+ end = strchr(format + 1, ')');
+ if (!end)
+ /* TRANSLATORS: The first %s is a command like "ls-tree". */
+ die(_("bad %s format: element '%s' does not end in ')'"),
+ command, format);
+
+ /* TRANSLATORS: %s is a command like "ls-tree". */
+ die(_("bad %s format: %%%.*s"),
+ command, (int)(end - format + 1), format);
+}
+
void strbuf_addbuf_percentquote(struct strbuf *dst, const struct strbuf *src)
{
size_t i, len = src->len;
diff --git a/strbuf.h b/strbuf.h
index e959caca87..c758de3729 100644
--- a/strbuf.h
+++ b/strbuf.h
@@ -337,6 +337,11 @@ size_t strbuf_expand_literal(struct strbuf *sb, const char *placeholder);
*/
int strbuf_expand_step(struct strbuf *sb, const char **formatp);
+/**
+ * Used with `strbuf_expand_step` to report unknown placeholders.
+ */
+void strbuf_expand_bad_format(const char *format, const char *command);
+
/**
* Append the contents of one strbuf to another, quoting any
* percent signs ("%") into double-percents ("%%") in the
--
2.44.0
