Add untildify

Converts a tilde path to an absolute path.

snippets/untildify.md

@@ -0,0 +1,13 @@
+### untildify
+
+Converts a tilde path to an absolute path.
+
+Use `String.replace()` with a regular expression and `OS.homedir()` to replace the `~` in the start of the path with the home directory.
+
+```js
+const untildify = str => str.replace(/^~($|\/|\\)/, `${require('os').homedir()}$1`);
+```
+
+```js
+untildify('~/node') // '/Users/aUser/node'
+```

tag_database

@@ -161,6 +161,7 @@ truncateString:string
 truthCheckCollection:object
 unescapeHTML:string
 union:array
+untildify:node
 UUIDGeneratorBrowser:browser
 UUIDGeneratorNode:node
 validateNumber:utility