Handle multiline import statement

Fixes #607

Author: sheetalkamat

TypeScript.YAML-tmLanguage

@@ -910,7 +910,7 @@ repository:
     beginCaptures:
       '1': { name: keyword.control.export.ts }
       '2': { name: keyword.control.import.ts }
-    end: (?=;|$|^)
+    end: (?<!{{lookBehindImport}})(?=;|$|^)
     patterns:
     - include: '#comment'
     - include: '#string'

TypeScript.tmLanguage

@@ -2875,7 +2875,7 @@
           </dict>
         </dict>
         <key>end</key>
-        <string>(?=;|$|^)</string>
+        <string>(?&lt;!^import|[^\._$[:alnum:]]import)(?=;|$|^)</string>
         <key>patterns</key>
         <array>
           <dict>

TypeScriptReact.tmLanguage

@@ -2879,7 +2879,7 @@
           </dict>
         </dict>
         <key>end</key>
-        <string>(?=;|$|^)</string>
+        <string>(?&lt;!^import|[^\._$[:alnum:]]import)(?=;|$|^)</string>
         <key>patterns</key>
         <array>
           <dict>

tests/baselines/Issue607.baseline.txt

@@ -0,0 +1,36 @@
+original file
+-----------------------------------
+import
+{
+    Foo
+}
+from "foo"
+-----------------------------------
+
+Grammar: TypeScript.tmLanguage
+-----------------------------------
+>import
+ ^^^^^^
+ source.ts meta.import.ts keyword.control.import.ts
+>{
+ ^
+ source.ts meta.import.ts meta.block.ts punctuation.definition.block.ts
+>    Foo
+ ^^^^
+ source.ts meta.import.ts meta.block.ts
+     ^^^
+     source.ts meta.import.ts meta.block.ts variable.other.readwrite.alias.ts
+>}
+ ^
+ source.ts meta.import.ts meta.block.ts punctuation.definition.block.ts
+>from "foo"
+ ^^^^
+ source.ts meta.import.ts keyword.control.from.ts
+     ^
+     source.ts meta.import.ts
+      ^
+      source.ts meta.import.ts string.quoted.double.ts punctuation.definition.string.begin.ts
+       ^^^
+       source.ts meta.import.ts string.quoted.double.ts
+          ^
+          source.ts meta.import.ts string.quoted.double.ts punctuation.definition.string.end.ts

tests/cases/Issue607.ts

@@ -0,0 +1,5 @@
+import
+{
+    Foo
+}
+from "foo"