ref-filter: introduce parse_align_position()

Extract parse_align_position() from populate_value(), which, given a string, would give us the alignment position. This is a preparatory patch as to introduce prefixes for the %(align) atom and avoid redundancy in the code. Helped-by: Eric Sunshine <sunshine@sunshineco.com> Signed-off-by: Karthik Nayak <Karthik.188@gmail.com> Reviewed-by: Eric Sunshine <sunshine@sunshineco.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Karthik Nayak committed Feb 17, 2016 at 23:36 UTC 25a8d79e00f7434676237dc11e8b661c41834650
1 file changed +15 -6
ref-filter.c
+15 -6
@@ -44,6 +44,17 @@ static void color_atom_parser(struct used_atom *atom, const char *color_value)
44 die(_("unrecognized color: %%(color:%s)"), color_value);
45 }
46
47 +static align_type parse_align_position(const char *s)
48 +{
49 + if (!strcmp(s, "right"))
50 + return ALIGN_RIGHT;
51 + else if (!strcmp(s, "middle"))
52 + return ALIGN_MIDDLE;
53 + else if (!strcmp(s, "left"))
54 + return ALIGN_LEFT;
55 + return -1;
56 +}
57 +
58 static struct {
59 const char *name;
60 cmp_type cmp_type;
@@ -912,14 +923,12 @@ static void populate_value(struct ref_array_item *ref)
923 string_list_split(&params, valp, ',', -1);
924 for (i = 0; i < params.nr; i++) {
925 const char *s = params.items[i].string;
926 + int position;
927 +
928 if (!strtoul_ui(s, 10, (unsigned int *)&width))
929 ;
917 - else if (!strcmp(s, "left"))
918 - align->position = ALIGN_LEFT;
919 - else if (!strcmp(s, "right"))
920 - align->position = ALIGN_RIGHT;
921 - else if (!strcmp(s, "middle"))
922 - align->position = ALIGN_MIDDLE;
930 + else if ((position = parse_align_position(s)) >= 0)
931 + align->position = position;
932 else
933 die(_("improper format entered align:%s"), s);
934 }