From: Olivier Matz Date: Thu, 1 Feb 2018 21:37:32 +0000 (+0100) Subject: new node "none" that matches nothing X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=6ebff24d36321840197daf968cab1440ad81263c;p=protos%2Flibecoli.git new node "none" that matches nothing --- diff --git a/lib/Makefile b/lib/Makefile index 2bf8ec0..6c527f4 100644 --- a/lib/Makefile +++ b/lib/Makefile @@ -60,6 +60,7 @@ srcs += ecoli_node_expr_test.c srcs += ecoli_node_file.c srcs += ecoli_node_int.c srcs += ecoli_node_many.c +srcs += ecoli_node_none.c srcs += ecoli_node_once.c srcs += ecoli_node_option.c srcs += ecoli_node_or.c diff --git a/lib/ecoli_node_none.c b/lib/ecoli_node_none.c new file mode 100644 index 0000000..7c93708 --- /dev/null +++ b/lib/ecoli_node_none.c @@ -0,0 +1,119 @@ +/* + * Copyright (c) 2018, Olivier MATZ + * + * 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. + */ + +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include + +EC_LOG_TYPE_REGISTER(node_none); + +struct ec_node_none { + struct ec_node gen; +}; + +static int ec_node_none_parse(const struct ec_node *gen_node, + struct ec_parsed *state, + const struct ec_strvec *strvec) +{ + (void)gen_node; + (void)state; + (void)strvec; + + return EC_PARSED_NOMATCH; +} + +static int +ec_node_none_complete(const struct ec_node *gen_node, + struct ec_completed *completed, + const struct ec_strvec *strvec) +{ + (void)gen_node; + (void)completed; + (void)strvec; + + return 0; +} + +static struct ec_node_type ec_node_none_type = { + .name = "none", + .parse = ec_node_none_parse, + .complete = ec_node_none_complete, + .size = sizeof(struct ec_node_none), +}; + +EC_NODE_TYPE_REGISTER(ec_node_none_type); + +/* LCOV_EXCL_START */ +static int ec_node_none_testcase(void) +{ + struct ec_node *node; + int ret = 0; + + node = ec_node("none", NULL); + if (node == NULL) { + EC_LOG(EC_LOG_ERR, "cannot create node\n"); + return -1; + } + ret |= EC_TEST_CHECK_PARSE(node, -1, "foo"); + ret |= EC_TEST_CHECK_PARSE(node, -1, "foo", "bar"); + ret |= EC_TEST_CHECK_PARSE(node, -1); + ec_node_free(node); + + /* never completes */ + node = ec_node("none", NULL); + if (node == NULL) { + EC_LOG(EC_LOG_ERR, "cannot create node\n"); + return -1; + } + ret |= EC_TEST_CHECK_COMPLETE(node, + "", EC_NODE_ENDLIST, + EC_NODE_ENDLIST); + ret |= EC_TEST_CHECK_COMPLETE(node, + "foo", EC_NODE_ENDLIST, + EC_NODE_ENDLIST); + ec_node_free(node); + + return ret; +} +/* LCOV_EXCL_STOP */ + +static struct ec_test ec_node_none_test = { + .name = "node_none", + .test = ec_node_none_testcase, +}; + +EC_TEST_REGISTER(ec_node_none_test); diff --git a/lib/ecoli_node_none.h b/lib/ecoli_node_none.h new file mode 100644 index 0000000..60c5e09 --- /dev/null +++ b/lib/ecoli_node_none.h @@ -0,0 +1,35 @@ +/* + * Copyright (c) 2018, Olivier MATZ + * + * 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. + */ + +/** + * This node does not match anything + */ + +#ifndef ECOLI_NODE_ANY_ +#define ECOLI_NODE_ANY_ + +#endif