refactor: improve readability of parse

Author: anonrig

lib/parse.js

@@ -13,17 +13,17 @@ function parse(input) {
     return result;
   }
 
+  const inputLength = input.length;
   let key = "";
   let value = "";
   let startingIndex = -1;
   let equalityIndex = -1;
   let shouldDecode = false;
   let hasPlus = false;
-  const lastIndex = input.length;
 
   // Have a boundary of input.length + 1 to access last pair inside the loop.
-  for (let i = 0; i < lastIndex + 1; i++) {
-    let c = (i !== lastIndex && input.charCodeAt(i)) || -1;
+  for (let i = 0; i < inputLength + 1; i++) {
+    let c = (i !== inputLength && input.charCodeAt(i)) || -1;
 
     // Handle '&' and end of line to pass the current values to result
     if (c === 38 || c === -1) {