perf: pulled definitions of ignore from iteration

Author: Scrum

lib/index.js

@@ -10,7 +10,7 @@ const revertBackupedLocals = require('./backup').revert
 const placeholders = require('./placeholders')
 
 const delimitersSettings = []
-let conditionals, switches, loops, scopes, ignored
+let conditionals, switches, loops, scopes, ignored, ignoredBefore, ignoredAfter, toReplace, ignoredNodeExpression, ignoredAttrsExpression
 
 /**
  * @description Creates a set of local variables within the loop, and evaluates all nodes within the loop, returning their contents
@@ -147,6 +147,13 @@ module.exports = function postHTMLExpressions (options) {
     delimitersSettings[0] = delimiters[1]
     delimitersSettings[1] = delimiters[0]
   }
+  
+  
+  ignoredBefore = delimitersSettings[1].text[0]
+  ignoredAfter = delimitersSettings[1].text[1]
+  toReplace = new RegExp(`@${ignoredBefore}`, 'g')
+  ignoredNodeExpression = new RegExp(`@${ignoredBefore}(.+?)${ignoredAfter}`, 'g')
+  ignoredAttrsExpression = new RegExp(`.*@${ignoredBefore}(.+?)${ignoredAfter}`)
 
   // kick off the parsing
   return walk.bind(null, { locals: options.locals })
@@ -174,12 +181,6 @@ function walk (opts, nodes) {
       return m
     }
 
-    const ignoredBefore = delimitersSettings[1].text[0]
-    const ignoredAfter = delimitersSettings[1].text[1]
-    const toReplace = new RegExp(`@${ignoredBefore}`, 'g')
-    const ignoredNodeExpression = new RegExp(`@${ignoredBefore}(.+?)${ignoredAfter}`, 'g')
-    const ignoredAttrsExpression = new RegExp(`.*@${ignoredBefore}(.+?)${ignoredAfter}`)
-
     // if we have a string, match and replace it
     if (typeof node === 'string') {
       // if node contains ignored expression delimiter, output as-is