{ followed by ':' can only be statement and not object literal as other scenarios are already handled

Fixes #294

Author: sheetalkamat

TypeScript.YAML-tmLanguage

@@ -599,7 +599,7 @@ repository:
 
   after-operator-block:
     name: meta.object-literal.ts
-    begin: (?<=[=(:,\[?+!]|await|return|yield|throw|in|of|typeof|&&|\|\||\*)\s*(\{)
+    begin: (?<=[=(,\[?+!]|await|return|yield|throw|in|of|typeof|&&|\|\||\*)\s*(\{)
     beginCaptures:
       '1': { name: punctuation.definition.block.ts }
     end: \}

TypeScript.tmLanguage

@@ -1959,7 +1959,7 @@
         <key>name</key>
         <string>meta.object-literal.ts</string>
         <key>begin</key>
-        <string>(?&lt;=[=(:,\[?+!]|await|return|yield|throw|in|of|typeof|&amp;&amp;|\|\||\*)\s*(\{)</string>
+        <string>(?&lt;=[=(,\[?+!]|await|return|yield|throw|in|of|typeof|&amp;&amp;|\|\||\*)\s*(\{)</string>
         <key>beginCaptures</key>
         <dict>
           <key>1</key>

TypeScriptReact.tmLanguage

@@ -1963,7 +1963,7 @@
         <key>name</key>
         <string>meta.object-literal.tsx</string>
         <key>begin</key>
-        <string>(?&lt;=[=(:,\[?+!]|await|return|yield|throw|in|of|typeof|&amp;&amp;|\|\||\*)\s*(\{)</string>
+        <string>(?&lt;=[=(,\[?+!]|await|return|yield|throw|in|of|typeof|&amp;&amp;|\|\||\*)\s*(\{)</string>
         <key>beginCaptures</key>
         <dict>
           <key>1</key>

tests/baselines/Issue294.baseline.txt

@@ -39,22 +39,50 @@ Grammar: TypeScript.tmLanguage
            ^
            source.ts switch-statement.expr.ts switch-block.expr.ts case-clause.expr.ts
             ^
-            source.ts switch-statement.expr.ts switch-block.expr.ts meta.object-literal.ts
+            source.ts switch-statement.expr.ts switch-block.expr.ts
              ^
-             source.ts switch-statement.expr.ts switch-block.expr.ts meta.object-literal.ts punctuation.definition.block.ts
+             source.ts switch-statement.expr.ts switch-block.expr.ts meta.block.ts punctuation.definition.block.ts
               ^^
-              source.ts switch-statement.expr.ts switch-block.expr.ts meta.object-literal.ts
+              source.ts switch-statement.expr.ts switch-block.expr.ts meta.block.ts
 >        const zero = 0;
- ^^^^^^^^^^^^^^^^^^^^^^^^^
- source.ts switch-statement.expr.ts switch-block.expr.ts meta.object-literal.ts
+ ^^^^^^^^
+ source.ts switch-statement.expr.ts switch-block.expr.ts meta.block.ts
+         ^^^^^
+         source.ts switch-statement.expr.ts switch-block.expr.ts meta.block.ts meta.var.expr.ts storage.type.ts
+              ^
+              source.ts switch-statement.expr.ts switch-block.expr.ts meta.block.ts meta.var.expr.ts
+               ^^^^
+               source.ts switch-statement.expr.ts switch-block.expr.ts meta.block.ts meta.var.expr.ts meta.var-single-variable.expr.ts variable.other.readwrite.ts
+                   ^
+                   source.ts switch-statement.expr.ts switch-block.expr.ts meta.block.ts meta.var.expr.ts meta.var-single-variable.expr.ts
+                    ^
+                    source.ts switch-statement.expr.ts switch-block.expr.ts meta.block.ts meta.var.expr.ts meta.var-single-variable.expr.ts keyword.operator.assignment.ts
+                     ^
+                     source.ts switch-statement.expr.ts switch-block.expr.ts meta.block.ts meta.var.expr.ts meta.var-single-variable.expr.ts
+                      ^
+                      source.ts switch-statement.expr.ts switch-block.expr.ts meta.block.ts meta.var.expr.ts meta.var-single-variable.expr.ts constant.numeric.decimal.ts
+                       ^
+                       source.ts switch-statement.expr.ts switch-block.expr.ts meta.block.ts punctuation.terminator.statement.ts
+                        ^^
+                        source.ts switch-statement.expr.ts switch-block.expr.ts meta.block.ts
 >        return zero;
- ^^^^^^^^^^^^^^^^^^^^^^
- source.ts switch-statement.expr.ts switch-block.expr.ts meta.object-literal.ts
+ ^^^^^^^^
+ source.ts switch-statement.expr.ts switch-block.expr.ts meta.block.ts
+         ^^^^^^
+         source.ts switch-statement.expr.ts switch-block.expr.ts meta.block.ts keyword.control.flow.ts
+               ^
+               source.ts switch-statement.expr.ts switch-block.expr.ts meta.block.ts
+                ^^^^
+                source.ts switch-statement.expr.ts switch-block.expr.ts meta.block.ts variable.other.readwrite.ts
+                    ^
+                    source.ts switch-statement.expr.ts switch-block.expr.ts meta.block.ts punctuation.terminator.statement.ts
+                     ^^
+                     source.ts switch-statement.expr.ts switch-block.expr.ts meta.block.ts
 >    }
  ^^^^
- source.ts switch-statement.expr.ts switch-block.expr.ts meta.object-literal.ts
+ source.ts switch-statement.expr.ts switch-block.expr.ts meta.block.ts
      ^
-     source.ts switch-statement.expr.ts switch-block.expr.ts meta.object-literal.ts punctuation.definition.block.ts
+     source.ts switch-statement.expr.ts switch-block.expr.ts meta.block.ts punctuation.definition.block.ts
       ^^
       source.ts switch-statement.expr.ts switch-block.expr.ts
 >}