Add support for in operator

Author: deathaxe

NgxHTML.sublime-syntax

@@ -564,6 +564,8 @@ contexts:
     - match: \?(?!\.)
       scope: keyword.operator.ternary.ngx
       push: ng-ternary-expression
+    - match: in{{ident_break}}
+      scope: keyword.operator.comparison.ngx
     - match: (?:typeof|void){{ident_break}}
       scope: keyword.operator.type.ngx
 

tests/syntax_test_scopes.component.html

@@ -656,6 +656,11 @@
 <!--                       ^ punctuation.definition.string.end.ngx -->
 <!--                         ^^ punctuation.section.embedded.end.ngx.html -->
 
+  {{ "model" in cars }}
+<!-- ^^^^^^^ meta.string.ngx string.quoted.double.ngx -->
+<!--         ^^ keyword.operator.comparison.ngx -->
+<!--            ^^^^ variable.other.readwrite.ngx -->
+
   {{ type = typeof 32 }}
 <!-- ^^^^ variable.other.readwrite.ngx -->
 <!--      ^ keyword.operator.assignment.ngx -->