Add highlighting for coffeescript string interpolation. Fixes #29108

extensions/theme-defaults/themes/dark_vs.json

@@ -246,7 +246,8 @@
 				"punctuation.definition.template-expression.begin.js",
 				"punctuation.definition.template-expression.begin.ts",
 				"punctuation.definition.template-expression.end.ts",
-				"punctuation.definition.template-expression.end.js"
+				"punctuation.definition.template-expression.end.js",
+				"punctuation.section.embedded.coffee"
 			],
 			"settings": {
 				"foreground": "#569cd6"
@@ -258,7 +259,8 @@
 				"support.type.property-name",
 				"variable.css",
 				"variable.scss",
-				"variable.other.less"
+				"variable.other.less",
+				"source.coffee.embedded"
 			],
 			"settings": {
 				"foreground": "#9cdcfe"

extensions/theme-defaults/themes/hc_black_defaults.json

@@ -233,7 +233,8 @@
 				"punctuation.definition.template-expression.begin.js",
 				"punctuation.definition.template-expression.begin.ts",
 				"punctuation.definition.template-expression.end.ts",
-				"punctuation.definition.template-expression.end.js"
+				"punctuation.definition.template-expression.end.js",
+				"punctuation.section.embedded.coffee"
 			],
 			"settings": {
 				"foreground": "#569cd6"
@@ -245,7 +246,8 @@
 				"support.type.property-name",
 				"variable.css",
 				"variable.scss",
-				"variable.other.less"
+				"variable.other.less",
+				"source.coffee.embedded"
 			],
 			"settings": {
 				"foreground": "#d4d4d4"

extensions/theme-defaults/themes/light_vs.json

@@ -242,7 +242,8 @@
 				"punctuation.definition.template-expression.begin.js",
 				"punctuation.definition.template-expression.begin.ts",
 				"punctuation.definition.template-expression.end.ts",
-				"punctuation.definition.template-expression.end.js"
+				"punctuation.definition.template-expression.end.js",
+				"punctuation.section.embedded.coffee"
 			],
 			"settings": {
 				"foreground": "#0000ff"
@@ -268,7 +269,8 @@
 				"support.type.property-name",
 				"variable.css",
 				"variable.scss",
-				"variable.other.less"
+				"variable.other.less",
+				"source.coffee.embedded"
 			],
 			"settings": {
 				"foreground": "#ff0000"

extensions/theme-monokai/themes/monokai-color-theme.json

@@ -112,7 +112,10 @@
 		},
 		{
 			"name": "Template Definition",
-			"scope": "punctuation.definition.template-expression",
+			"scope": [
+				"punctuation.definition.template-expression",
+				"punctuation.section.embedded.coffee"
+			],
 			"settings": {
 				"foreground": "#F92672"
 			}