Function AST_RewriteSameClauses

src/ast/ast_rewrite_same_clauses.c:351–370

rewrite result by compressing consecutive clauses of the same type to a single clause, returning true if the rewrite has been performed

// rewrite result by compressing consecutive clauses of the same type
// to a single clause, returning true if the rewrite has been performed
bool AST_RewriteSameClauses
(
	const cypher_astnode_t *root // root of AST
) {
	bool rewritten = false;

	if(cypher_astnode_type(root) != CYPHER_AST_STATEMENT) {
		return rewritten;
	}

	// retrieve the root's body
	const cypher_astnode_t *body = cypher_ast_statement_get_body(root);
	if(cypher_astnode_type(body) != CYPHER_AST_QUERY) {
		return rewritten;
	}

	// traverse clauses
	// compress consecutive clauses
	return _compress_clauses(body);
}