From 8594c4719015e50c977b4817da8e38edadb2a4d0 Mon Sep 17 00:00:00 2001
From: Tobias Wentzlaff <tobias@wentzlaff.net>
Date: Tue, 10 Apr 2018 22:30:49 +0200
Subject: [PATCH] escaping octal literals correctly for using in strict mode

---
 lib/eyes.js | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/lib/eyes.js b/lib/eyes.js
index b57b7b0..0e13756 100644
--- a/lib/eyes.js
+++ b/lib/eyes.js
@@ -52,7 +52,7 @@ eyes.inspect = function (obj, label, options) {
     if (options.stream) {
         return this.print(stringify(obj, options), label, options);
     } else {
-        return stringify(obj, options) + (options.styles ? '\033[39m' : '');
+        return stringify(obj, options) + (options.styles ? '\\033[39m' : '');
     }
 };
 
@@ -65,7 +65,7 @@ eyes.inspect = function (obj, label, options) {
 // length manually.
 eyes.print = function (str, label, options) {
     for (var c = 0, i = 0; i < str.length; i++) {
-        if (str.charAt(i) === '\033') { i += 4 } // `4` because '\033[25m'.length + 1 == 5
+        if (str.charAt(i) === '\\033') { i += 4 } // `4` because '\033[25m'.length + 1 == 5
         else if (c === options.maxLength) {
            str = str.slice(0, i - 1) + '…';
            break;
@@ -73,7 +73,7 @@ eyes.print = function (str, label, options) {
     }
     return options.stream.write.call(options.stream, (label ?
         this.stylize(label, options.styles.label, options.styles) + ': ' : '') +
-        this.stylize(str,   options.styles.all, options.styles) + '\033[0m' + "\n");
+        this.stylize(str,   options.styles.all, options.styles) + '\\033[0m' + "\n");
 };
 
 // Apply a style to a string, eventually,
@@ -96,8 +96,8 @@ eyes.stylize = function (str, style, styles) {
     if (style && codes[style]) {
         endCode = (codes[style][1] === 39 && styles.all) ? codes[styles.all][0]
                                                          : codes[style][1];
-        return '\033[' + codes[style][0] + 'm' + str +
-               '\033[' + endCode + 'm';
+        return '\\033[' + codes[style][0] + 'm' + str +
+               '\\033[' + endCode + 'm';
     } else { return str }
 };