[javascript mode] Recognize TypeScript suffix-exclamation-mark operator

marijnh · marijnh · commit 02050aa979b3 · 2017-08-18T08:50:45.000+02:00
Closes #4917
diff --git a/mode/javascript/javascript.js b/mode/javascript/javascript.js
@@ -433,7 +433,7 @@ CodeMirror.defineMode("javascript", function(config, parserConfig) {
     var expr = noComma == false ? expression : expressionNoComma;
     if (type == "=>") return cont(pushcontext, noComma ? arrowBodyNoComma : arrowBody, popcontext);
     if (type == "operator") {
-      if (/\+\+|--/.test(value)) return cont(me);
+      if (/\+\+|--/.test(value) || isTS && value == "!") return cont(me);
       if (value == "?") return cont(expression, expect(":"), expr);
       return cont(expr);
     }

Original file line number	Diff line number	Diff line change
`@@ -433,7 +433,7 @@ CodeMirror.defineMode("javascript", function(config, parserConfig) {`
`433`	`433`	`var expr = noComma == false ? expression : expressionNoComma;`
`434`	`434`	`if (type == "=>") return cont(pushcontext, noComma ? arrowBodyNoComma : arrowBody, popcontext);`
`435`	`435`	`if (type == "operator") {`
`436`		`- if (/\+\+\|--/.test(value)) return cont(me);`
	`436`	`+ if (/\+\+\|--/.test(value) \|\| isTS && value == "!") return cont(me);`
`437`	`437`	`if (value == "?") return cont(expression, expect(":"), expr);`
`438`	`438`	`return cont(expr);`
`439`	`439`	`}`