Add test for #499

Author: sheetalkamat

tests/baselines/Issue499.baseline.txt

@@ -0,0 +1,84 @@
+original file
+-----------------------------------
+const fn = ({
+  arg = [],
+}) => {
+  return "This line should be highlighted correctly";
+}
+-----------------------------------
+
+Grammar: TypeScript.tmLanguage
+-----------------------------------
+>const fn = ({
+ ^^^^^
+ source.ts meta.var.expr.ts storage.type.ts
+      ^
+      source.ts meta.var.expr.ts
+       ^^
+       source.ts meta.var.expr.ts meta.var-single-variable.expr.ts meta.definition.variable.ts variable.other.readwrite.ts
+         ^
+         source.ts meta.var.expr.ts meta.var-single-variable.expr.ts
+          ^
+          source.ts meta.var.expr.ts keyword.operator.assignment.ts
+           ^
+           source.ts meta.var.expr.ts
+            ^
+            source.ts meta.var.expr.ts meta.brace.round.ts
+             ^
+             source.ts meta.var.expr.ts meta.objectliteral.ts punctuation.definition.block.ts
+              ^^
+              source.ts meta.var.expr.ts meta.objectliteral.ts
+>  arg = [],
+ ^^
+ source.ts meta.var.expr.ts meta.objectliteral.ts
+   ^^^
+   source.ts meta.var.expr.ts meta.objectliteral.ts meta.object.member.ts variable.other.readwrite.ts
+      ^
+      source.ts meta.var.expr.ts meta.objectliteral.ts meta.object.member.ts
+       ^
+       source.ts meta.var.expr.ts meta.objectliteral.ts meta.object.member.ts keyword.operator.assignment.ts
+        ^
+        source.ts meta.var.expr.ts meta.objectliteral.ts meta.object.member.ts
+         ^
+         source.ts meta.var.expr.ts meta.objectliteral.ts meta.object.member.ts meta.array.literal.ts meta.brace.square.ts
+          ^
+          source.ts meta.var.expr.ts meta.objectliteral.ts meta.object.member.ts meta.array.literal.ts meta.brace.square.ts
+           ^
+           source.ts meta.var.expr.ts meta.objectliteral.ts punctuation.separator.comma.ts
+            ^^
+            source.ts meta.var.expr.ts meta.objectliteral.ts
+>}) => {
+ ^
+ source.ts meta.var.expr.ts meta.objectliteral.ts punctuation.definition.block.ts
+  ^
+  source.ts meta.var.expr.ts meta.brace.round.ts
+   ^
+   source.ts meta.var.expr.ts
+    ^^
+    source.ts meta.var.expr.ts meta.arrow.ts storage.type.function.arrow.ts
+      ^
+      source.ts meta.var.expr.ts meta.arrow.ts
+       ^
+       source.ts meta.var.expr.ts meta.arrow.ts meta.block.ts punctuation.definition.block.ts
+        ^^
+        source.ts meta.var.expr.ts meta.arrow.ts meta.block.ts
+>  return "This line should be highlighted correctly";
+ ^^
+ source.ts meta.var.expr.ts meta.arrow.ts meta.block.ts
+   ^^^^^^
+   source.ts meta.var.expr.ts meta.arrow.ts meta.block.ts keyword.control.flow.ts
+         ^
+         source.ts meta.var.expr.ts meta.arrow.ts meta.block.ts
+          ^
+          source.ts meta.var.expr.ts meta.arrow.ts meta.block.ts string.quoted.double.ts punctuation.definition.string.begin.ts
+           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+           source.ts meta.var.expr.ts meta.arrow.ts meta.block.ts string.quoted.double.ts
+                                                    ^
+                                                    source.ts meta.var.expr.ts meta.arrow.ts meta.block.ts string.quoted.double.ts punctuation.definition.string.end.ts
+                                                     ^
+                                                     source.ts meta.var.expr.ts meta.arrow.ts meta.block.ts punctuation.terminator.statement.ts
+                                                      ^^
+                                                      source.ts meta.var.expr.ts meta.arrow.ts meta.block.ts
+>}
+ ^
+ source.ts meta.var.expr.ts meta.arrow.ts meta.block.ts punctuation.definition.block.ts

tests/cases/Issue499.ts

@@ -0,0 +1,5 @@
+const fn = ({
+  arg = [],
+}) => {
+  return "This line should be highlighted correctly";
+}