feat: 命名参数 draw_rect(width: 10, height: 20)

src/ast/ast.h

@@ -89,7 +89,7 @@ struct AstNode {
         // AST_UNARY_EXPR
         struct { BinaryOp op; struct AstNode* operand; } unary;
         // AST_CALL_EXPR
-        struct { const char* name; struct AstNode** args; size_t arg_count; } call;
+        struct { const char* name; struct AstNode** args; const char** arg_names; size_t arg_count; } call;
         // AST_LITERAL_EXPR
         struct { TypeKind lit_type; union { int64_t i64_val; double f64_val; bool bool_val; const char* str_val; }; } literal;
         // AST_IDENT_EXPR
@@ -114,7 +114,7 @@ struct AstNode {
         // AST_IMPL_BLOCK
         struct { const char* struct_name; struct AstNode** methods; size_t method_count; } impl_block;
         // AST_METHOD_CALL
-        struct { struct AstNode* receiver; const char* method_name; struct AstNode** args; size_t arg_count; } method_call;
+        struct { struct AstNode* receiver; const char* method_name; struct AstNode** args; const char** arg_names; size_t arg_count; } method_call;
     } as;
 };
 
@@ -138,7 +138,7 @@ AstNode* ast_make_return(void* alloc, AstNode* expr, SourceLoc loc);
 AstNode* ast_make_expr_stmt(void* alloc, AstNode* expr, SourceLoc loc);
 AstNode* ast_make_binary(void* alloc, BinaryOp op, AstNode* left, AstNode* right, SourceLoc loc);
 AstNode* ast_make_unary(void* alloc, BinaryOp op, AstNode* operand, SourceLoc loc);
-AstNode* ast_make_call(void* alloc, const char* name, AstNode** args, size_t count, SourceLoc loc);
+AstNode* ast_make_call(void* alloc, const char* name, AstNode** args, const char** arg_names, size_t count, SourceLoc loc);
 AstNode* ast_make_literal_i64(void* alloc, int64_t val, SourceLoc loc);
 AstNode* ast_make_literal_f64(void* alloc, double val, SourceLoc loc);
 AstNode* ast_make_literal_bool(void* alloc, bool val, SourceLoc loc);
@@ -155,6 +155,6 @@ AstNode* ast_make_enum_variant(void* alloc, const char* enum_name, const char* v
 AstNode* ast_make_index_expr(void* alloc, AstNode* array, AstNode* index, SourceLoc loc);
 AstNode* ast_make_array_assign(void* alloc, const char* name, AstNode* index, AstNode* value, SourceLoc loc);
 AstNode* ast_make_impl_block(void* alloc, const char* struct_name, AstNode** methods, size_t count, SourceLoc loc);
-AstNode* ast_make_method_call(void* alloc, AstNode* receiver, const char* method, AstNode** args, size_t count, SourceLoc loc);
+AstNode* ast_make_method_call(void* alloc, AstNode* receiver, const char* method, AstNode** args, const char** arg_names, size_t count, SourceLoc loc);
 
 #endif