fix a missing case for list destructuring.

4 files changed, 31 insertions, 3 deletions

diff --git a/src/yuescript/LICENSE.md b/src/yuescript/LICENSE.md
new file mode 100644
index 0000000..b1a5fee
--- /dev/null
+++ b/src/yuescript/LICENSE.md
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2023 Li Jin
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/src/yuescript/yue_ast.h b/src/yuescript/yue_ast.h
index 2136849..fa47559 100644
--- a/src/yuescript/yue_ast.h
+++ b/src/yuescript/yue_ast.h
@@ -787,7 +787,7 @@ AST_NODE(Macro)
 AST_END(Macro, "macro"sv)
 
 AST_NODE(NameOrDestructure)
-        ast_sel<true, Variable_t, TableLit_t> item;
+        ast_sel<true, Variable_t, TableLit_t, Comprehension_t> item;
         AST_MEMBER(NameOrDestructure, &item)
 AST_END(NameOrDestructure, "name_or_des"sv)
 
diff --git a/src/yuescript/yue_compiler.cpp b/src/yuescript/yue_compiler.cpp
index 0265e07..648dab2 100644
--- a/src/yuescript/yue_compiler.cpp
+++ b/src/yuescript/yue_compiler.cpp
@@ -75,7 +75,7 @@ static std::unordered_set<std::string> Metamethods = {
         "close"s // Lua 5.4
 };
 
-const std::string_view version = "0.20.2"sv;
+const std::string_view version = "0.20.3"sv;
 const std::string_view extension = "yue"sv;
 
 class CompileError : public std::logic_error {
@@ -6842,6 +6842,13 @@ private:
                                         varAfter.push_back(desVar);
                                         break;
                                 }
+                                case id<Comprehension_t>(): {
+                                        auto desVar = getUnusedName("_des_"sv);
+                                        destructPairs.emplace_back(item, toAst<Exp_t>(desVar, x));
+                                        vars.push_back(desVar);
+                                        varAfter.push_back(desVar);
+                                        break;
+                                }
                                 default: YUEE("AST node mismatch", item); break;
                         }
                 }
diff --git a/src/yuescript/yue_parser.cpp b/src/yuescript/yue_parser.cpp
index 8ceee9a..11c7627 100644
--- a/src/yuescript/yue_parser.cpp
+++ b/src/yuescript/yue_parser.cpp
@@ -835,7 +835,7 @@ YueParser::YueParser() {
         MacroInPlace = '$' >> space >> "->" >> space >> Body;
 
         NameList = Seperator >> Variable >> *(space >> ',' >> space >> Variable);
-        NameOrDestructure = Variable | TableLit;
+        NameOrDestructure = Variable | TableLit | Comprehension;
         AssignableNameList = Seperator >> NameOrDestructure >> *(space >> ',' >> space >> NameOrDestructure);
 
         FnArrowBack = '<' >> set("-=");