From d59d12196ad00a51d76e0ef4b6808ec2978f7649 Mon Sep 17 00:00:00 2001
From: Florrie <towerofnix@gmail.com>
Date: Wed, 5 Dec 2018 16:40:46 -0400
Subject: Add utility measureColumns function to ansi.js

This way layouts can properly support wide characters.
---
 util/ansi.js | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'util/ansi.js')

diff --git a/util/ansi.js b/util/ansi.js
index f0d7bf7..f976c12 100644
--- a/util/ansi.js
+++ b/util/ansi.js
@@ -113,6 +113,12 @@ const ansi = {
     return `${ESC}[6n`
   },
 
+  measureColumns(text) {
+    // Returns the number of columns the given text takes.
+
+    return wcwidth(text)
+  },
+
   isANSICommand(buffer, code = null) {
     return (
       buffer[0] === 0x1b && buffer[1] === 0x5b &&
-- 
cgit 1.3.0-6-gf8a5