fix: correctly processing tertary and unary operators

Author: DaanV2

src/molang/syntax/tokens.ts

@@ -237,19 +237,38 @@ function checkUnaryOperators(item: Token, index: number, items: Token[]) {
     item.type = TokenType.UnaryOperator;
     return;
   }
-  if (item.type !== TokenType.Operator && item.value !== "-") return;
+  if (item.type !== TokenType.Operator) return;
+  if (item.value !== "-" && item.value !== "+") return;
 
   if (index === 0) {
     item.type = TokenType.UnaryOperator;
     return;
   }
   const previous = items[index - 1];
   switch (previous.type) {
+    case TokenType.CloseBrace:
+    case TokenType.CloseBracket:
+    case TokenType.CloseParen:
+    case TokenType.Identifier:
+    case TokenType.NamespacedIdentifier:
+    case TokenType.Number:
+    case TokenType.StringLiteral:
+      break;
+    case TokenType.ArrayAccess:
+    case TokenType.Arrow:
+    case TokenType.Assignment:
+    case TokenType.Colon:
     case TokenType.Comma:
-    case TokenType.Operator:
+    case TokenType.Dot:
+    case TokenType.EOF:
+    case TokenType.NullishCoalescing:
     case TokenType.OpenBrace:
     case TokenType.OpenBracket:
     case TokenType.OpenParen:
+    case TokenType.Operator:
+    case TokenType.QuestionMark:
+    case TokenType.Semicolon:
+    case TokenType.UnaryOperator:
       item.type = TokenType.UnaryOperator;
       break;
     default:

test/data/dataset-valid.ts

@@ -23,6 +23,7 @@ export const valid_syntaxes = [
   "variable.foo1 = 0; variable.foo2 = 0; v.foo3 = 0;",
   "variable.foo3 = 0;",
   "( variable.use_item_interval_progress > 0.0 ) || ( variable.use_item_startup_progress > 0.0 )",
+  "variable.eat_anim = math.clamp(variable.eat_anim + (query.is_grazing ? ((1.0 - variable.eat_anim) * 0.4 + 0.05) : -variable.eat_anim * 0.4 - 0.05) * query.delta_time * 20.0, 0.0, 1.0);",
   // Returns statement:
   "variable.is_blinking = 0; variable.return_from_blink = query.life_time + math.random(0, 0.2); return query.life_time > (variable.last_blink_time + math.random(3, 40));",