From 19690e8b91f5edc174f734ad0cfc81dbc8a35bda Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Hu=C3=A1ng=20J=C3=B9nli=C3=A0ng?= <i@jhuang.me>
Date: Thu, 29 Aug 2019 14:21:31 -0400
Subject: [PATCH] refactor: duplicated isNewLine code

---
 packages/babel-parser/src/tokenizer/index.js | 16 ++--------------
 1 file changed, 2 insertions(+), 14 deletions(-)

diff --git a/packages/babel-parser/src/tokenizer/index.js b/packages/babel-parser/src/tokenizer/index.js
index a15e34c3607d..453e7b6d53e5 100644
--- a/packages/babel-parser/src/tokenizer/index.js
+++ b/packages/babel-parser/src/tokenizer/index.js
@@ -280,13 +280,7 @@ export default class Tokenizer extends LocationParser {
     const startLoc = this.state.curPosition();
     let ch = this.input.charCodeAt((this.state.pos += startSkip));
     if (this.state.pos < this.length) {
-      while (
-        ch !== charCodes.lineFeed &&
-        ch !== charCodes.carriageReturn &&
-        ch !== charCodes.lineSeparator &&
-        ch !== charCodes.paragraphSeparator &&
-        ++this.state.pos < this.length
-      ) {
+      while (!isNewLine(ch) && ++this.state.pos < this.length) {
         ch = this.input.charCodeAt(this.state.pos);
       }
     }
@@ -452,13 +446,7 @@ export default class Tokenizer extends LocationParser {
     let ch = this.input.charCodeAt(this.state.pos);
     if (ch !== charCodes.exclamationMark) return false;
 
-    while (
-      ch !== charCodes.lineFeed &&
-      ch !== charCodes.carriageReturn &&
-      ch !== charCodes.lineSeparator &&
-      ch !== charCodes.paragraphSeparator &&
-      ++this.state.pos < this.length
-    ) {
+    while (!isNewLine(ch) && ++this.state.pos < this.length) {
       ch = this.input.charCodeAt(this.state.pos);
     }