From 30e5cbaaadb72f5a1bc42335c22d0a92606dedbd Mon Sep 17 00:00:00 2001
From: Olivier Matz <zer0@droids-corp.org>
Date: Thu, 7 Mar 2019 19:30:47 +0100
Subject: [PATCH] node_any: add a C api to match strvec attributes

---
 include/ecoli_node_any.h | 17 +++++++++++++++--
 src/ecoli_node_any.c     | 32 ++++++++++++++++++++++++++++++++
 2 files changed, 47 insertions(+), 2 deletions(-)

diff --git a/include/ecoli_node_any.h b/include/ecoli_node_any.h
index ee638aa..cb671e3 100644
--- a/include/ecoli_node_any.h
+++ b/include/ecoli_node_any.h
@@ -3,12 +3,25 @@
  */
 
 /**
- * This node always matches 1 string in the vector
+ * This node always matches 1 string in the vector.
+ * An optional strvec attribute can be checked too. These
+ * attributes are usually set by a lexer node.
  */
 
 #ifndef ECOLI_NODE_ANY_
 #define ECOLI_NODE_ANY_
 
-/* no specific API for this node */
+/**
+ * Create a "any" node.
+ *
+ * @param id
+ *   The node identifier.
+ * @param attr
+ *   The strvec attribute to match, or NULL.
+ * @return
+ *   The ecoli node.
+ */
+struct ec_node *
+ec_node_any(const char *id, const char *attr);
 
 #endif
diff --git a/src/ecoli_node_any.c b/src/ecoli_node_any.c
index 9166dbb..fbcc460 100644
--- a/src/ecoli_node_any.c
+++ b/src/ecoli_node_any.c
@@ -99,6 +99,38 @@ static struct ec_node_type ec_node_any_type = {
 
 EC_NODE_TYPE_REGISTER(ec_node_any_type);
 
+struct ec_node *
+ec_node_any(const char *id, const char *attr)
+{
+	struct ec_config *config = NULL;
+	struct ec_node *gen_node = NULL;
+	int ret;
+
+	gen_node = ec_node_from_type(&ec_node_any_type, id);
+	if (gen_node == NULL)
+		return NULL;
+
+	config = ec_config_dict();
+	if (config == NULL)
+		goto fail;
+
+	ret = ec_config_dict_set(config, "attr", ec_config_string(attr));
+	if (ret < 0)
+		goto fail;
+
+	ret = ec_node_set_config(gen_node, config);
+	config = NULL;
+	if (ret < 0)
+		goto fail;
+
+	return gen_node;
+
+fail:
+	ec_config_free(config);
+	ec_node_free(gen_node);
+	return NULL;
+}
+
 /* LCOV_EXCL_START */
 static int ec_node_any_testcase(void)
 {
-- 
2.39.5