2 * Copyright (c) 2016, Olivier MATZ <zer0@droids-corp.org>
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the University of California, Berkeley nor the
13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
16 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 #include <ecoli_log.h>
35 #include <ecoli_malloc.h>
36 #include <ecoli_test.h>
37 #include <ecoli_strvec.h>
38 #include <ecoli_node.h>
39 #include <ecoli_parsed.h>
40 #include <ecoli_completed.h>
41 #include <ecoli_node_re.h>
43 EC_LOG_TYPE_REGISTER(node_re);
52 ec_node_re_parse(const struct ec_node *gen_node,
53 struct ec_parsed *state,
54 const struct ec_strvec *strvec)
56 struct ec_node_re *node = (struct ec_node_re *)gen_node;
62 if (ec_strvec_len(strvec) == 0)
63 return EC_PARSED_NOMATCH;
65 str = ec_strvec_val(strvec, 0);
66 if (regexec(&node->re, str, 1, &pos, 0) != 0)
67 return EC_PARSED_NOMATCH;
68 if (pos.rm_so != 0 || pos.rm_eo != (int)strlen(str))
69 return EC_PARSED_NOMATCH;
74 static void ec_node_re_free_priv(struct ec_node *gen_node)
76 struct ec_node_re *node = (struct ec_node_re *)gen_node;
78 if (node->re_str != NULL) {
79 ec_free(node->re_str);
84 static struct ec_node_type ec_node_re_type = {
86 .parse = ec_node_re_parse,
87 .complete = ec_node_default_complete,
88 .size = sizeof(struct ec_node_re),
89 .free_priv = ec_node_re_free_priv,
92 EC_NODE_TYPE_REGISTER(ec_node_re_type);
94 int ec_node_re_set_regexp(struct ec_node *gen_node, const char *str)
96 struct ec_node_re *node = (struct ec_node_re *)gen_node;
97 char *str_copy = NULL;
105 str_copy = ec_strdup(str);
106 if (str_copy == NULL)
110 if (regcomp(&re, str_copy, REG_EXTENDED) != 0)
113 if (node->re_str != NULL) {
114 ec_free(node->re_str);
117 node->re_str = str_copy;
127 struct ec_node *ec_node_re(const char *id, const char *re_str)
129 struct ec_node *gen_node = NULL;
131 gen_node = __ec_node(&ec_node_re_type, id);
132 if (gen_node == NULL)
135 if (ec_node_re_set_regexp(gen_node, re_str) < 0)
141 ec_node_free(gen_node);
145 /* LCOV_EXCL_START */
146 static int ec_node_re_testcase(void)
148 struct ec_node *node;
151 node = ec_node_re(EC_NO_ID, "fo+|bar");
153 EC_LOG(EC_LOG_ERR, "cannot create node\n");
156 testres |= EC_TEST_CHECK_PARSE(node, 1, "foo");
157 testres |= EC_TEST_CHECK_PARSE(node, 1, "foo", "bar");
158 testres |= EC_TEST_CHECK_PARSE(node, 1, "bar");
159 testres |= EC_TEST_CHECK_PARSE(node, -1, "foobar");
160 testres |= EC_TEST_CHECK_PARSE(node, -1, " foo");
161 testres |= EC_TEST_CHECK_PARSE(node, -1, "");
168 static struct ec_test ec_node_re_test = {
170 .test = ec_node_re_testcase,
173 EC_TEST_REGISTER(ec_node_re_test);