[PATCH 03/20] cat-file: rename variables in ref-filter

[Olga Telezhnaya <olyatelezhnaya@gmail.com>]

Rename some variables for easier reading.
They point not to values, but to arrays.
Added "s" ending so that it could be obvious.

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 | 60 ++++++++++++++++++++++++++++++------------------------------
 1 file changed, 30 insertions(+), 30 deletions(-)

diff --git a/ref-filter.c b/ref-filter.c
index 3f9161707e66b..1426f0c28bce7 100644
--- a/ref-filter.c
+++ b/ref-filter.c
@@ -98,7 +98,7 @@ static struct used_atom {
 		struct refname_atom refname;
 		char *head;
 	} u;
-} *used_atom;
+} *used_atoms;
 static int used_atom_cnt, need_tagged, need_symref;
 
 static void color_atom_parser(const struct ref_format *format, struct used_atom *atom, const char *color_value)
@@ -325,11 +325,11 @@ static void head_atom_parser(const struct ref_format *format, struct used_atom *
 	atom->u.head = resolve_refdup("HEAD", RESOLVE_REF_READING, NULL, NULL);
 }
 
-static struct {
+static struct valid_atom {
 	const char *name;
 	cmp_type cmp_type;
 	void (*parser)(const struct ref_format *format, struct used_atom *atom, const char *arg);
-} valid_atom[] = {
+} valid_atoms[] = {
 	{ "refname" , FIELD_STR, refname_atom_parser },
 	{ "objecttype" },
 	{ "objectsize", FIELD_ULONG },
@@ -410,38 +410,38 @@ static int parse_ref_filter_atom(const struct ref_format *format,
 
 	/* Do we have the atom already used elsewhere? */
 	for (i = 0; i < used_atom_cnt; i++) {
-		int len = strlen(used_atom[i].name);
-		if (len == ep - atom && !memcmp(used_atom[i].name, atom, len))
+		int len = strlen(used_atoms[i].name);
+		if (len == ep - atom && !memcmp(used_atoms[i].name, atom, len))
 			return i;
 	}
 
 	/*
 	 * If the atom name has a colon, strip it and everything after
 	 * it off - it specifies the format for this entry, and
-	 * shouldn't be used for checking against the valid_atom
+	 * shouldn't be used for checking against the valid_atoms
 	 * table.
 	 */
 	arg = memchr(sp, ':', ep - sp);
 	atom_len = (arg ? arg : ep) - sp;
 
 	/* Is the atom a valid one? */
-	for (i = 0; i < ARRAY_SIZE(valid_atom); i++) {
-		int len = strlen(valid_atom[i].name);
-		if (len == atom_len && !memcmp(valid_atom[i].name, sp, len))
+	for (i = 0; i < ARRAY_SIZE(valid_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_atom) <= i)
+	if (ARRAY_SIZE(valid_atoms) <= i)
 		die(_("unknown field name: %.*s"), (int)(ep-atom), atom);
 
 	/* Add it in, including the deref prefix */
 	at = used_atom_cnt;
 	used_atom_cnt++;
-	REALLOC_ARRAY(used_atom, used_atom_cnt);
-	used_atom[at].name = xmemdupz(atom, ep - atom);
-	used_atom[at].type = valid_atom[i].cmp_type;
+	REALLOC_ARRAY(used_atoms, used_atom_cnt);
+	used_atoms[at].name = xmemdupz(atom, ep - atom);
+	used_atoms[at].type = valid_atoms[i].cmp_type;
 	if (arg) {
-		arg = used_atom[at].name + (arg - atom) + 1;
+		arg = used_atoms[at].name + (arg - atom) + 1;
 		if (!*arg) {
 			/*
 			 * Treat empty sub-arguments list as NULL (i.e.,
@@ -450,12 +450,12 @@ static int parse_ref_filter_atom(const struct ref_format *format,
 			arg = NULL;
 		}
 	}
-	memset(&used_atom[at].u, 0, sizeof(used_atom[at].u));
-	if (valid_atom[i].parser)
-		valid_atom[i].parser(format, &used_atom[at], arg);
+	memset(&used_atoms[at].u, 0, sizeof(used_atoms[at].u));
+	if (valid_atoms[i].parser)
+		valid_atoms[i].parser(format, &used_atoms[at], arg);
 	if (*atom == '*')
 		need_tagged = 1;
-	if (!strcmp(valid_atom[i].name, "symref"))
+	if (!strcmp(valid_atoms[i].name, "symref"))
 		need_symref = 1;
 	return at;
 }
@@ -711,7 +711,7 @@ int verify_ref_format(struct ref_format *format)
 		at = parse_ref_filter_atom(format, sp + 2, ep);
 		cp = ep + 1;
 
-		if (skip_prefix(used_atom[at].name, "color:", &color))
+		if (skip_prefix(used_atoms[at].name, "color:", &color))
 			format->need_color_reset_at_eol = !!strcmp(color, "reset");
 	}
 	if (format->need_color_reset_at_eol && !want_color(format->use_color))
@@ -762,7 +762,7 @@ static void grab_common_values(struct atom_value *val, int deref, struct object
 	int i;
 
 	for (i = 0; i < used_atom_cnt; i++) {
-		const char *name = used_atom[i].name;
+		const char *name = used_atoms[i].name;
 		struct atom_value *v = &val[i];
 		if (!!deref != (*name == '*'))
 			continue;
@@ -775,7 +775,7 @@ static void grab_common_values(struct atom_value *val, int deref, struct object
 			v->s = xstrfmt("%lu", sz);
 		}
 		else if (deref)
-			grab_objectname(name, obj->oid.hash, v, &used_atom[i]);
+			grab_objectname(name, obj->oid.hash, v, &used_atoms[i]);
 	}
 }
 
@@ -786,7 +786,7 @@ static void grab_tag_values(struct atom_value *val, int deref, struct object *ob
 	struct tag *tag = (struct tag *) obj;
 
 	for (i = 0; i < used_atom_cnt; i++) {
-		const char *name = used_atom[i].name;
+		const char *name = used_atoms[i].name;
 		struct atom_value *v = &val[i];
 		if (!!deref != (*name == '*'))
 			continue;
@@ -808,7 +808,7 @@ static void grab_commit_values(struct atom_value *val, int deref, struct object
 	struct commit *commit = (struct commit *) obj;
 
 	for (i = 0; i < used_atom_cnt; i++) {
-		const char *name = used_atom[i].name;
+		const char *name = used_atoms[i].name;
 		struct atom_value *v = &val[i];
 		if (!!deref != (*name == '*'))
 			continue;
@@ -938,7 +938,7 @@ static void grab_person(const char *who, struct atom_value *val, int deref, stru
 	const char *wholine = NULL;
 
 	for (i = 0; i < used_atom_cnt; i++) {
-		const char *name = used_atom[i].name;
+		const char *name = used_atoms[i].name;
 		struct atom_value *v = &val[i];
 		if (!!deref != (*name == '*'))
 			continue;
@@ -976,7 +976,7 @@ static void grab_person(const char *who, struct atom_value *val, int deref, stru
 	if (!wholine)
 		return;
 	for (i = 0; i < used_atom_cnt; i++) {
-		const char *name = used_atom[i].name;
+		const char *name = used_atoms[i].name;
 		struct atom_value *v = &val[i];
 		if (!!deref != (*name == '*'))
 			continue;
@@ -1066,7 +1066,7 @@ static void grab_sub_body_contents(struct atom_value *val, int deref, struct obj
 	unsigned long sublen = 0, bodylen = 0, nonsiglen = 0, siglen = 0;
 
 	for (i = 0; i < used_atom_cnt; i++) {
-		struct used_atom *atom = &used_atom[i];
+		struct used_atom *atom = &used_atoms[i];
 		const char *name = atom->name;
 		struct atom_value *v = &val[i];
 		if (!!deref != (*name == '*'))
@@ -1127,7 +1127,7 @@ static void fill_missing_values(struct atom_value *val)
 
 /*
  * val is a list of atom_value to hold returned values.  Extract
- * the values for atoms in used_atom array out of (obj, buf, sz).
+ * the values for atoms in used_atoms array out of (obj, buf, sz).
  * when deref is false, (obj, buf, sz) is the object that is
  * pointed at by the ref itself; otherwise it is the object the
  * ref (which is a tag) refers to.
@@ -1376,8 +1376,8 @@ static void populate_value(struct ref_array_item *ref)
 
 	/* Fill in specials first */
 	for (i = 0; i < used_atom_cnt; i++) {
-		struct used_atom *atom = &used_atom[i];
-		const char *name = used_atom[i].name;
+		struct used_atom *atom = &used_atoms[i];
+		const char *name = used_atoms[i].name;
 		struct atom_value *v = &ref->value[i];
 		int deref = 0;
 		const char *refname;
@@ -2059,7 +2059,7 @@ static int cmp_ref_sorting(struct ref_sorting *s, struct ref_array_item *a, stru
 {
 	struct atom_value *va, *vb;
 	int cmp;
-	cmp_type cmp_type = used_atom[s->atom].type;
+	cmp_type cmp_type = used_atoms[s->atom].type;
 	int (*cmp_fn)(const char *, const char *);
 
 	get_ref_atom_value(a, s->atom, &va);

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