-/*
- * Copyright (c) 2016, Olivier MATZ <zer0@droids-corp.org>
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * * Neither the name of the University of California, Berkeley nor the
- * names of its contributors may be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright 2016, Olivier MATZ <zer0@droids-corp.org>
*/
#include <stdio.h>
#include <string.h>
#include <assert.h>
#include <stdarg.h>
+#include <errno.h>
#include <ecoli_malloc.h>
#include <ecoli_log.h>
#include <ecoli_test.h>
#include <ecoli_strvec.h>
#include <ecoli_node.h>
+#include <ecoli_parse.h>
+#include <ecoli_complete.h>
#include <ecoli_node_str.h>
#include <ecoli_node_option.h>
#include <ecoli_node_many.h>
+EC_LOG_TYPE_REGISTER(node_many);
+
struct ec_node_many {
struct ec_node gen;
unsigned int min;
struct ec_node *child;
};
-static struct ec_parsed *ec_node_many_parse(const struct ec_node *gen_node,
- const struct ec_strvec *strvec)
+static int ec_node_many_parse(const struct ec_node *gen_node,
+ struct ec_parse *state,
+ const struct ec_strvec *strvec)
{
struct ec_node_many *node = (struct ec_node_many *)gen_node;
- struct ec_parsed *parsed, *child_parsed;
- struct ec_strvec *match_strvec;
+ struct ec_parse *child_parse;
struct ec_strvec *childvec = NULL;
- size_t off = 0, len, count;
-
- parsed = ec_parsed_new();
- if (parsed == NULL)
- goto fail;
+ size_t off = 0, count;
+ int ret;
for (count = 0; node->max == 0 || count < node->max; count++) {
childvec = ec_strvec_ndup(strvec, off,
if (childvec == NULL)
goto fail;
- child_parsed = ec_node_parse_strvec(node->child, childvec);
- if (child_parsed == NULL)
+ ret = ec_node_parse_child(node->child, state, childvec);
+ if (ret < 0)
goto fail;
ec_strvec_free(childvec);
childvec = NULL;
- if (!ec_parsed_matches(child_parsed)) {
- ec_parsed_free(child_parsed);
+ if (ret == EC_PARSE_NOMATCH)
break;
- }
-
- ec_parsed_add_child(parsed, child_parsed);
/* it matches an empty strvec, no need to continue */
- len = ec_parsed_len(child_parsed);
- if (len == 0) {
- ec_parsed_free(child_parsed);
+ if (ret == 0) {
+ child_parse = ec_parse_get_last_child(state);
+ ec_parse_unlink_child(state, child_parse);
+ ec_parse_free(child_parse);
break;
}
- off += len;
+ off += ret;
}
if (count < node->min) {
- ec_parsed_free_children(parsed);
- return parsed;
+ ec_parse_free_children(state);
+ return EC_PARSE_NOMATCH;
}
- match_strvec = ec_strvec_ndup(strvec, 0, off);
- if (match_strvec == NULL)
- goto fail;
-
- ec_parsed_set_match(parsed, gen_node, match_strvec);
-
- return parsed;
+ return off;
fail:
ec_strvec_free(childvec);
- ec_parsed_free(parsed);
- return NULL;
+ return -1;
}
-#if 0 //XXX missing node_many_complete
-static struct ec_completed *ec_node_many_complete(const struct ec_node *gen_node,
- const struct ec_strvec *strvec)
+static int
+__ec_node_many_complete(struct ec_node_many *node, unsigned int max,
+ struct ec_comp *comp,
+ const struct ec_strvec *strvec)
{
- struct ec_node_many *node = (struct ec_node_many *)gen_node;
- struct ec_completed *completed, *child_completed;
- struct ec_strvec *childvec;
- struct ec_parsed *parsed;
- size_t len = 0;
+ struct ec_parse *parse = ec_comp_get_state(comp);
+ struct ec_strvec *childvec = NULL;
unsigned int i;
+ int ret;
- completed = ec_completed_new();
- if (completed == NULL)
- return NULL;
+ /* first, try to complete with the child node */
+ ret = ec_node_complete_child(node->child, comp, strvec);
+ if (ret < 0)
+ goto fail;
- if (node->len == 0)
- return completed;
+ /* we're done, we reached the max number of nodes */
+ if (max == 1)
+ return 0;
- for (i = 0; i < node->len; i++) {
- childvec = ec_strvec_ndup(strvec, len,
- ec_strvec_len(strvec) - len);
- if (childvec == NULL)
- goto fail; // XXX fail ?
+ /* if there is a maximum, decrease it before recursion */
+ if (max != 0)
+ max--;
- child_completed = ec_node_complete_strvec(node->table[i],
- childvec);
- if (child_completed == NULL)
+ /* then, if the node matches the beginning of the strvec, try to
+ * complete the rest */
+ for (i = 0; i < ec_strvec_len(strvec); i++) {
+ childvec = ec_strvec_ndup(strvec, 0, i);
+ if (childvec == NULL)
goto fail;
- ec_completed_merge(completed, child_completed);
-
- parsed = ec_node_parse_strvec(node->table[i], childvec);
- if (parsed == NULL)
+ ret = ec_node_parse_child(node->child, parse, childvec);
+ if (ret < 0)
goto fail;
ec_strvec_free(childvec);
childvec = NULL;
- if (!ec_parsed_matches(parsed)) {
- ec_parsed_free(parsed);
- break;
+ if ((unsigned int)ret != i) {
+ if (ret != EC_PARSE_NOMATCH)
+ ec_parse_del_last_child(parse);
+ continue;
}
- len += ec_strvec_len(parsed->strvec);
- ec_parsed_free(parsed);
+ childvec = ec_strvec_ndup(strvec, i, ec_strvec_len(strvec) - i);
+ if (childvec == NULL) {
+ ec_parse_del_last_child(parse);
+ goto fail;
+ }
+
+ ret = __ec_node_many_complete(node, max, comp, childvec);
+ ec_parse_del_last_child(parse);
+ ec_strvec_free(childvec);
+ childvec = NULL;
+
+ if (ret < 0)
+ goto fail;
}
- return completed;
+ return 0;
fail:
ec_strvec_free(childvec);
- ec_completed_free(completed);
- return NULL;
+ return -1;
+}
+
+static int
+ec_node_many_complete(const struct ec_node *gen_node,
+ struct ec_comp *comp,
+ const struct ec_strvec *strvec)
+{
+ struct ec_node_many *node = (struct ec_node_many *)gen_node;
+
+ return __ec_node_many_complete(node, node->max, comp,
+ strvec);
+}
+
+static size_t
+ec_node_many_get_children_count(const struct ec_node *gen_node)
+{
+ struct ec_node_many *node = (struct ec_node_many *)gen_node;
+
+ if (node->child)
+ return 1;
+ return 0;
}
-#endif
-static void ec_node_many_free_priv(struct ec_node *gen_node)
+static struct ec_node *
+ec_node_many_get_child(const struct ec_node *gen_node, size_t i)
{
struct ec_node_many *node = (struct ec_node_many *)gen_node;
- ec_node_free(node->child);
+ if (i >= 1)
+ return NULL;
+
+ return node->child;
}
static struct ec_node_type ec_node_many_type = {
.name = "many",
.parse = ec_node_many_parse,
- .complete = ec_node_default_complete,
-//XXX .complete = ec_node_many_complete,
+ .complete = ec_node_many_complete,
.size = sizeof(struct ec_node_many),
- .free_priv = ec_node_many_free_priv,
+ .get_children_count = ec_node_many_get_children_count,
+ .get_child = ec_node_many_get_child,
};
EC_NODE_TYPE_REGISTER(ec_node_many_type);
if (child == NULL)
return NULL;
- node = (struct ec_node_many *)__ec_node_new(&ec_node_many_type, id);
+ node = (struct ec_node_many *)__ec_node(&ec_node_many_type, id);
if (node == NULL) {
ec_node_free(child);
return NULL;
return &node->gen;
}
+/* LCOV_EXCL_START */
static int ec_node_many_testcase(void)
{
struct ec_node *node;
- int ret = 0;
+ int testres = 0;
- node = ec_node_many(NULL, ec_node_str(NULL, "foo"), 0, 0);
+ node = ec_node_many(EC_NO_ID, ec_node_str(EC_NO_ID, "foo"), 0, 0);
if (node == NULL) {
- ec_log(EC_LOG_ERR, "cannot create node\n");
+ EC_LOG(EC_LOG_ERR, "cannot create node\n");
return -1;
}
- ret |= EC_TEST_CHECK_PARSE(node, 0, "bar");
- ret |= EC_TEST_CHECK_PARSE(node, 1, "foo", "bar");
- ret |= EC_TEST_CHECK_PARSE(node, 2, "foo", "foo", "bar");
- ret |= EC_TEST_CHECK_PARSE(node, 0);
+ testres |= EC_TEST_CHECK_PARSE(node, 0);
+ testres |= EC_TEST_CHECK_PARSE(node, 0, "bar");
+ testres |= EC_TEST_CHECK_PARSE(node, 1, "foo", "bar");
+ testres |= EC_TEST_CHECK_PARSE(node, 2, "foo", "foo", "bar");
+ testres |= EC_TEST_CHECK_PARSE(node, 0);
ec_node_free(node);
- node = ec_node_many(NULL, ec_node_str(NULL, "foo"), 1, 0);
+ node = ec_node_many(EC_NO_ID, ec_node_str(EC_NO_ID, "foo"), 1, 0);
if (node == NULL) {
- ec_log(EC_LOG_ERR, "cannot create node\n");
+ EC_LOG(EC_LOG_ERR, "cannot create node\n");
return -1;
}
- ret |= EC_TEST_CHECK_PARSE(node, -1, "bar");
- ret |= EC_TEST_CHECK_PARSE(node, 1, "foo", "bar");
- ret |= EC_TEST_CHECK_PARSE(node, 2, "foo", "foo", "bar");
- ret |= EC_TEST_CHECK_PARSE(node, -1);
+ testres |= EC_TEST_CHECK_PARSE(node, -1, "bar");
+ testres |= EC_TEST_CHECK_PARSE(node, 1, "foo", "bar");
+ testres |= EC_TEST_CHECK_PARSE(node, 2, "foo", "foo", "bar");
+ testres |= EC_TEST_CHECK_PARSE(node, -1);
ec_node_free(node);
- node = ec_node_many(NULL, ec_node_str(NULL, "foo"), 1, 2);
+ node = ec_node_many(EC_NO_ID, ec_node_str(EC_NO_ID, "foo"), 1, 2);
if (node == NULL) {
- ec_log(EC_LOG_ERR, "cannot create node\n");
+ EC_LOG(EC_LOG_ERR, "cannot create node\n");
return -1;
}
- ret |= EC_TEST_CHECK_PARSE(node, -1, "bar");
- ret |= EC_TEST_CHECK_PARSE(node, 1, "foo", "bar");
- ret |= EC_TEST_CHECK_PARSE(node, 2, "foo", "foo", "bar");
- ret |= EC_TEST_CHECK_PARSE(node, 2, "foo", "foo", "foo");
- ret |= EC_TEST_CHECK_PARSE(node, -1);
+ testres |= EC_TEST_CHECK_PARSE(node, -1, "bar");
+ testres |= EC_TEST_CHECK_PARSE(node, 1, "foo", "bar");
+ testres |= EC_TEST_CHECK_PARSE(node, 2, "foo", "foo", "bar");
+ testres |= EC_TEST_CHECK_PARSE(node, 2, "foo", "foo", "foo");
+ testres |= EC_TEST_CHECK_PARSE(node, -1);
ec_node_free(node);
/* test completion */
- /* XXX */
+ node = ec_node_many(EC_NO_ID, ec_node_str(EC_NO_ID, "foo"), 2, 4);
+ if (node == NULL) {
+ EC_LOG(EC_LOG_ERR, "cannot create node\n");
+ return -1;
+ }
+ testres |= EC_TEST_CHECK_COMPLETE(node,
+ "", EC_NODE_ENDLIST,
+ "foo", EC_NODE_ENDLIST);
+ testres |= EC_TEST_CHECK_COMPLETE(node,
+ "f", EC_NODE_ENDLIST,
+ "foo", EC_NODE_ENDLIST);
+ testres |= EC_TEST_CHECK_COMPLETE(node,
+ "foo", EC_NODE_ENDLIST,
+ "foo", EC_NODE_ENDLIST);
+ testres |= EC_TEST_CHECK_COMPLETE(node,
+ "foo", "", EC_NODE_ENDLIST,
+ "foo", EC_NODE_ENDLIST);
+ testres |= EC_TEST_CHECK_COMPLETE(node,
+ "foo", "foo", "", EC_NODE_ENDLIST,
+ "foo", EC_NODE_ENDLIST);
+ testres |= EC_TEST_CHECK_COMPLETE(node,
+ "foo", "foo", "foo", "", EC_NODE_ENDLIST,
+ "foo", EC_NODE_ENDLIST);
+ testres |= EC_TEST_CHECK_COMPLETE(node,
+ "foo", "foo", "foo", "foo", "", EC_NODE_ENDLIST,
+ EC_NODE_ENDLIST);
+ ec_node_free(node);
- return ret;
+ return testres;
}
+/* LCOV_EXCL_STOP */
static struct ec_test ec_node_many_test = {
- .name = "many",
+ .name = "node_many",
.test = ec_node_many_testcase,
};