Fix the incorrect detection of arrow when it would be function call

Fixes #403

Author: sheetalkamat

TypeScript.YAML-tmLanguage

@@ -1595,7 +1595,7 @@ repository:
         (?:
           (?<!\.|\$)(\basync)(?=\s*[<(])
         ) |
-        ((?<!\])\s*
+        ((?<![})\]])\s*
           (?=
             # sure shot arrow functions even if => is on new line
             (

TypeScript.tmLanguage

@@ -4401,7 +4401,7 @@
             <key>begin</key>
             <string>(?x) (?:
   (?&lt;!\.|\$)(\basync)(?=\s*[&lt;(])
-) | ((?&lt;!\])\s*
+) | ((?&lt;![})\]])\s*
   (?=
     # sure shot arrow functions even if =&gt; is on new line
     (

TypeScriptReact.tmLanguage

@@ -4383,7 +4383,7 @@
             <key>begin</key>
             <string>(?x) (?:
   (?&lt;!\.|\$)(\basync)(?=\s*[&lt;(])
-) | ((?&lt;!\])\s*
+) | ((?&lt;![})\]])\s*
   (?=
     # sure shot arrow functions even if =&gt; is on new line
     (