/src/clib/deps/parse-repo/parse-repo.c
Line | Count | Source (jump to first uncovered line) |
1 | | |
2 | | // |
3 | | // parse-repo.c |
4 | | // |
5 | | // Copyright (c) 2014 Stephen Mathieson |
6 | | // MIT licensed |
7 | | // |
8 | | |
9 | | #include <string.h> |
10 | | #include <stdio.h> |
11 | | #include <stdlib.h> |
12 | | #include "strdup/strdup.h" |
13 | | #include "substr/substr.h" |
14 | | #include "parse-repo.h" |
15 | | |
16 | | char * |
17 | 4 | parse_repo_owner(const char *slug, const char *fallback) { |
18 | 4 | char *copy = NULL; |
19 | 4 | char *owner = NULL; |
20 | | |
21 | 4 | if (NULL == slug) return NULL; |
22 | 4 | if (0 == strlen(slug)) return NULL; |
23 | 4 | if (!(copy = strdup(slug))) return NULL; |
24 | | |
25 | 4 | if ((owner = strchr(copy, '/'))) { |
26 | 0 | int delta = owner - copy; |
27 | 0 | if (!delta) { |
28 | 0 | free(copy); |
29 | 0 | return NULL; |
30 | 0 | } |
31 | | |
32 | 0 | char *tmp = substr(copy, 0, delta); |
33 | 0 | free(copy); |
34 | 0 | return tmp; |
35 | 0 | } |
36 | | |
37 | 4 | if (fallback && 0 < strlen(copy) && '@' != copy[0]) { |
38 | 0 | owner = strdup(fallback); |
39 | 0 | } |
40 | | |
41 | 4 | free(copy); |
42 | 4 | return owner; |
43 | 4 | } |
44 | | |
45 | | char * |
46 | 4 | parse_repo_name(const char *slug) { |
47 | 4 | char *owner = NULL; |
48 | 4 | char *copy = NULL; |
49 | 4 | char *name = NULL; |
50 | 4 | char *version = NULL; |
51 | | |
52 | 4 | if (NULL == slug) return NULL; |
53 | 4 | if (0 == strlen(slug)) return NULL; |
54 | 4 | if (!(copy = strdup(slug))) return NULL; |
55 | | |
56 | 4 | if ((version = strchr(copy, '@'))) { |
57 | 4 | int delta = version - copy; |
58 | 4 | char *tmp = substr(copy, 0, delta); |
59 | 4 | free(copy); |
60 | 4 | if (!tmp) return NULL; |
61 | 0 | copy = tmp; |
62 | 0 | } |
63 | | |
64 | 0 | if ((owner = strchr(copy, '/'))) { |
65 | 0 | int delta = owner - copy; |
66 | 0 | if (!delta) { |
67 | 0 | free(copy); |
68 | 0 | return NULL; |
69 | 0 | } |
70 | | |
71 | 0 | char *tmp = substr(copy, delta + 1, -1); |
72 | 0 | free(copy); |
73 | 0 | copy = tmp; |
74 | 0 | } |
75 | | |
76 | 0 | if (copy) name = strdup(copy); |
77 | 0 | free(copy); |
78 | 0 | return name; |
79 | 0 | } |
80 | | |
81 | | char * |
82 | 0 | parse_repo_version(const char *slug, const char *fallback) { |
83 | | // malformed slugs |
84 | 0 | if (NULL == slug) return NULL; |
85 | 0 | if (0 == strlen(slug)) return NULL; |
86 | 0 | char *name = parse_repo_name(slug); |
87 | 0 | if (NULL == name) return NULL; |
88 | 0 | free(name); |
89 | |
|
90 | 0 | char *version = strchr(slug, '@'); |
91 | 0 | if (version) { |
92 | 0 | version++; |
93 | | // malformed |
94 | 0 | if (0 == strlen(version)) return NULL; |
95 | | // * <-> master |
96 | 0 | if ('*' == version[0]) return strdup("master"); |
97 | 0 | return strdup(version); |
98 | 0 | } |
99 | | |
100 | 0 | version = NULL; |
101 | 0 | if (fallback) version = strdup(fallback); |
102 | 0 | return version; |
103 | 0 | } |