Merge pull request #165 from ckipp01/interpolator

feat: add an explicit interpolator field

Author: ckipp01

grammar.js

@@ -1281,7 +1281,7 @@ module.exports = grammar({
     )),
 
     interpolated_string_expression: $ => seq(
-      $.identifier,
+      field('interpolator', $.identifier),
       $.interpolated_string
     ),
 

queries/highlights.scm

@@ -23,7 +23,6 @@
 (class_parameter 
   name: (identifier) @parameter)
 
-
 (interpolation) @none
 
 ;; types
@@ -33,7 +32,6 @@
 
 (type_identifier) @type
 
-
 ;; val/var definitions/declarations
 
 (val_definition
@@ -78,7 +76,6 @@
 
 ; method invocation
 
-
 (call_expression
   function: (identifier) @function.call)
 
@@ -96,6 +93,9 @@
 (generic_function
   function: (identifier) @function.call)
 
+(interpolated_string_expression
+  interpolator: (identifier) @function.call)
+
 ; function definitions
 
 (function_definition

test/highlight/basics.scala

@@ -54,5 +54,9 @@ object Hello {
   type A = B[({ type f[x] = M[S, x] })#f]
 //               ^keyword
 //                   ^type.definition
+
+  val hello = c"some $stuff"
+//            ^function.call
+//                   ^punctuation.special
 }