[PATCH 04/20] cat-file: make valid_atoms as a function parameter

[Olga Telezhnaya <olyatelezhnaya@gmail.com>]

Make valid_atoms as a function parameter,
there could be another variable further.
Need that for further reusing of formatting logic in cat-file.c.

Signed-off-by: Olga Telezhnaia <olyatelezhnaya@gmail.com>
Mentored-by: Christian Couder <christian.couder@gmail.com>
Mentored by: Jeff King <peff@peff.net>
---
 ref-filter.c | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/ref-filter.c b/ref-filter.c
index 1426f0c28bce7..2d6e81fe1ab00 100644
--- a/ref-filter.c
+++ b/ref-filter.c
@@ -396,6 +396,7 @@ struct atom_value {
  * Used to parse format string and sort specifiers
  */
 static int parse_ref_filter_atom(const struct ref_format *format,
+				 const struct valid_atom *valid_atoms, int n_atoms,
 				 const char *atom, const char *ep)
 {
 	const char *sp;
@@ -425,13 +426,13 @@ static int parse_ref_filter_atom(const struct ref_format *format,
 	atom_len = (arg ? arg : ep) - sp;
 
 	/* Is the atom a valid one? */
-	for (i = 0; i < ARRAY_SIZE(valid_atoms); i++) {
+	for (i = 0; i < n_atoms; i++) {
 		int len = strlen(valid_atoms[i].name);
 		if (len == atom_len && !memcmp(valid_atoms[i].name, sp, len))
 			break;
 	}
 
-	if (ARRAY_SIZE(valid_atoms) <= i)
+	if (n_atoms <= i)
 		die(_("unknown field name: %.*s"), (int)(ep-atom), atom);
 
 	/* Add it in, including the deref prefix */
@@ -708,7 +709,8 @@ int verify_ref_format(struct ref_format *format)
 		if (!ep)
 			return error(_("malformed format string %s"), sp);
 		/* sp points at "%(" and ep points at the closing ")" */
-		at = parse_ref_filter_atom(format, sp + 2, ep);
+		at = parse_ref_filter_atom(format, valid_atoms,
+					   ARRAY_SIZE(valid_atoms), sp + 2, ep);
 		cp = ep + 1;
 
 		if (skip_prefix(used_atoms[at].name, "color:", &color))
@@ -2139,7 +2141,9 @@ void format_ref_array_item(struct ref_array_item *info,
 		if (cp < sp)
 			append_literal(cp, sp, &state);
 		get_ref_atom_value(info,
-				   parse_ref_filter_atom(format, sp + 2, ep),
+				   parse_ref_filter_atom(format, valid_atoms,
+							 ARRAY_SIZE(valid_atoms),
+							 sp + 2, ep),
 				   &atomv);
 		atomv->handler(atomv, &state);
 	}
@@ -2187,7 +2191,8 @@ static int parse_sorting_atom(const char *atom)
 	 */
 	struct ref_format dummy = REF_FORMAT_INIT;
 	const char *end = atom + strlen(atom);
-	return parse_ref_filter_atom(&dummy, atom, end);
+	return parse_ref_filter_atom(&dummy, valid_atoms,
+				     ARRAY_SIZE(valid_atoms), atom, end);
 }
 
 /*  If no sorting option is given, use refname to sort as default */

--
https://github.com/git/git/pull/450