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[PATCH RFC 12/24] ref-filter: get rid of expand_atom_into_fields

From
Olga Telezhnaya <olyatelezhnaya@gmail.com>
Date
Jan 26, 2018, 19:43 UTC
Message-ID
<0102016133ff3b27-2758b620-815d-4289-9714-9c6aea69e3ab-000000@eu-west-1.amazonses.com>
In-Reply-To
<0102016133ff3a86-44d354ec-13c6-4c38-bc75-1ba4422db5a7-000000@eu-west-1.amazonses.com>

Remove expand_atom_into_fields function and create same logic in terms of ref-filter style.

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 | 45 +++++++++++++++++++++------------------------
 1 file changed, 21 insertions(+), 24 deletions(-)
diff --git a/ref-filter.c b/ref-filter.c
index 12ca236815411..8d10d356609e7 100644
--- a/ref-filter.c
+++ b/ref-filter.c
@@ -255,13 +255,29 @@ static void objectname_atom_parser(const struct ref_format *format, struct used_
 static void objectsize_atom_parser(const struct ref_format *format, struct used_atom *atom, const char *arg)
 {
 	if (!arg)
-		; /* default to normal object size */
+		cat_file_info->info.sizep = &cat_file_info->size;
 	else if (!strcmp(arg, "disk"))
 		cat_file_info->info.disk_sizep = &cat_file_info->disk_size;
 	else
 		die(_("urecognized %%(objectsize) argument: %s"), arg);
 }
 
+static void objecttype_atom_parser(const struct ref_format *format, struct used_atom *atom, const char *arg)
+{
+	if (!arg)
+		cat_file_info->info.typep = &cat_file_info->type;
+	else
+		die(_("urecognized %%(objecttype) argument: %s"), arg);
+}
+
+static void deltabase_atom_parser(const struct ref_format *format, struct used_atom *atom, const char *arg)
+{
+	if (!arg)
+		cat_file_info->info.delta_base_sha1 = cat_file_info->delta_base_oid.hash;
+	else
+		die(_("urecognized %%(deltabase) argument: %s"), arg);
+}
+
 static void refname_atom_parser(const struct ref_format *format, struct used_atom *atom, const char *arg)
 {
 	refname_atom_parser_internal(&atom->u.refname, arg, atom->name);
@@ -384,10 +400,10 @@ static struct valid_atom {
 
 static struct valid_atom valid_cat_file_atom[] = {
 	{ "objectname" },
-	{ "objecttype" },
+	{ "objecttype", FIELD_STR, objecttype_atom_parser },
 	{ "objectsize", FIELD_ULONG, objectsize_atom_parser },
 	{ "rest" },
-	{ "deltabase" },
+	{ "deltabase", FIELD_STR, deltabase_atom_parser },
 };
 
 #define REF_FORMATTING_STATE_INIT  { 0, NULL }
@@ -411,25 +427,6 @@ struct atom_value {
 	struct used_atom *atom;
 };
 
-static int is_atom(const char *atom, const char *s, int slen)
-{
-	int alen = strlen(atom);
-	return alen == slen && !memcmp(atom, s, alen);
-}
-
-static void expand_atom_into_fields(const char *atom, int len,
-				    struct expand_data *data)
-{
-	if (is_atom("objecttype", atom, len))
-		data->info.typep = &data->type;
-	else if (is_atom("objectsize", atom, len))
-		data->info.sizep = &data->size;
-	else if (is_atom("rest", atom, len))
-		data->split_on_whitespace = 1;
-	else if (is_atom("deltabase", atom, len))
-		data->info.delta_base_sha1 = data->delta_base_oid.hash;
-}
-
 /*
  * Used to parse format string and sort specifiers
  */
@@ -496,8 +493,8 @@ static int parse_ref_filter_atom(const struct ref_format *format,
 		need_tagged = 1;
 	if (!strcmp(valid_atom[i].name, "symref"))
 		need_symref = 1;
-	if (cat_file_info)
-		expand_atom_into_fields(atom, atom_len, cat_file_info);
+	if (cat_file_info && !strcmp(valid_atom[i].name, "rest"))
+		cat_file_info->split_on_whitespace = 1;
 	return at;
 }
 

--
https://github.com/git/git/pull/452
Previous: Olga TelezhnayaNext: Olga Telezhnaya
Message 19 of 33 in “ref-filter: get rid of goto”
  1. 01/24 ref-filter: get rid of gotoOlga Telezhnaya, Jan 26, 2018
  2. 23/24 cat-file: tests for new atoms addedOlga Telezhnaya, Jan 26, 2018
  3. 18/24 ref-filter: make valid_atom general againOlga Telezhnaya, Jan 26, 2018
  4. 10/24 ref-filter: make populate_value globalOlga Telezhnaya, Jan 26, 2018
  5. 22/24 for-each-ref: tests for new atoms addedOlga Telezhnaya, Jan 26, 2018
  6. 09/24 cat-file: start use ref_array_item structOlga Telezhnaya, Jan 26, 2018
  7. 19/24 ref-filter: make populate_value internal againOlga Telezhnaya, Jan 26, 2018
  8. 03/24 cat-file: split expand_atom into 2 functionsOlga Telezhnaya, Jan 26, 2018
  9. Junio C HamanoJan 26, 2018
  10. Оля ТележнаяJan 29, 2018
  11. 04/24 cat-file: reuse struct ref_formatOlga Telezhnaya, Jan 26, 2018
  12. Junio C HamanoJan 26, 2018
  13. 24/24 cat-file: update of docsOlga Telezhnaya, Jan 26, 2018
  14. 20/24 ref-filter: unifying formatting of cat-file optsOlga Telezhnaya, Jan 26, 2018
  15. 13/24 ref-filter: add is_cat flagOlga Telezhnaya, Jan 26, 2018
  16. 17/24 cat-file: reuse printing logic from ref-filterOlga Telezhnaya, Jan 26, 2018
  17. 16/24 ref-filter: make cat_file_info independentOlga Telezhnaya, Jan 26, 2018
  18. 14/24 ref_filter: add is_rest_atom_used functionOlga Telezhnaya, Jan 26, 2018
  19. 12/24 ref-filter: get rid of expand_atom_into_fieldsOlga Telezhnaya, Jan 26, 2018
  20. 11/24 cat-file: start reusing populate_valueOlga Telezhnaya, Jan 26, 2018
  21. 02/24 ref-filter: add return value to some functionsOlga Telezhnaya, Jan 26, 2018
  22. Junio C HamanoJan 26, 2018
  23. Оля ТележнаяJan 29, 2018
  24. 08/24 ref-filter: reuse parse_ref_filter_atomOlga Telezhnaya, Jan 26, 2018
  25. 06/24 cat-file: move struct expand_data into ref-filterOlga Telezhnaya, Jan 26, 2018
  26. 21/24 ref-filter: work with objectsize:diskOlga Telezhnaya, Jan 26, 2018
  27. 05/24 ref-filter: make valid_atom as function parameterOlga Telezhnaya, Jan 26, 2018
  28. 07/24 cat-file: start migrating to ref-filterOlga Telezhnaya, Jan 26, 2018
  29. 15/24 cat-file: move skip_object_info into ref-filterOlga Telezhnaya, Jan 26, 2018
  30. Junio C HamanoJan 26, 2018
  31. Оля ТележнаяJan 29, 2018
  32. Junio C HamanoJan 30, 2018
  33. Оля ТележнаяJan 31, 2018

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