Use split and join instead of regex for substitutions

Author: thgaskell

lib/sepia/src/util.js

@@ -18,7 +18,6 @@ var path = require('path');
 var crypto = require('crypto');
 var fs = require('fs');
 var Levenshtein = require('levenshtein');
-var escapeRegex = require('escape-string-regexp');
 
 const COLOR_RESET = '\033[0m';
 const COLOR_RED_BOLD = '\033[1;31m';
@@ -130,7 +129,7 @@ function substituteWithOpaqueKeys(text) {
   var substitutions = globalOptions.substitutions;
   for (var i=0; i<substitutions.length; i++) {
     var subst = substitutions[i];
-    text = text.replace(new RegExp(escapeRegex(subst.actualValueFn()), 'g'), subst.opaqueKey);
+    text = text.split(subst.actualValueFn()).join(subst.opaqueKey);
   }
   return text;
 }
@@ -139,7 +138,7 @@ function substituteWithRealValues(text) {
   var substitutions = globalOptions.substitutions;
   for (var i=0; i<substitutions.length; i++) {
     var subst = substitutions[i];
-    text = text.replace(new RegExp(escapeRegex(subst.opaqueKey), 'g'), subst.actualValueFn());
+    text = text.split(subst.opaqueKey).join(subst.actualValueFn());
   }
   return text;
 }

package.json

@@ -36,7 +36,6 @@
   },
   "dependencies": {
     "colors": "^1.1.2",
-    "escape-string-regexp": "1.0.5",
     "express": "^4.14.0",
     "http-proxy": "^1.15.2",
     "levenshtein": "^1.0.5",