Abstact key prefix to variable.

words · Jun 9, 2020 · 208d9ba · 208d9ba
1 parent 1bcc5db
commit 208d9ba
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/lib/wordnet.js b/lib/wordnet.js
@@ -4,6 +4,7 @@ let fsp = require('fs').promises;
 module.exports = {};
 
 const SPACE_CHAR = ' ';
+const KEY_PREFIX = '@__';
 const EXTENSIONS_MAP = {
   'adj': 'a',
   'adv': 'r',
@@ -25,7 +26,7 @@ let _data = {};
 
 // Utilities.
 function toNumber(str, radix = 10) { return parseInt(str, radix) }
-function getKey(word) { return `@__${word}` }
+function getKey(word) { return `${KEY_PREFIX}${word}` }
 
 
 /**
@@ -54,7 +55,7 @@ module.exports.init = async function() {
  */
 module.exports.list = function() {
   return Object.keys(_index).map(function(key) {
-    return key.substring(3).replace(/_/g, SPACE_CHAR);
+    return key.substring(KEY_PREFIX.length).replace(/_/g, SPACE_CHAR);
   });
 }