Add js lib function for escaping HTML

2020-01-07 15:25:55 -05:00
parent b1d4d62533
commit eaa6b33b8e
2 changed files with 41 additions and 0 deletions
--- a/js/lib/escape.js
+++ b/js/lib/escape.js
@@ -0,0 +1,20 @@
+// https://stackoverflow.com/a/6020820
+
+// List of HTML entities for escaping.
+const htmlEscapes = {
+  '&': '&amp;',
+  '<': '&lt;',
+  '>': '&gt;',
+  '"': '&quot;',
+  "'": '&#x27;',
+  '/': '&#x2F;',
+}
+
+const htmlEscaper = /[&<>"'\/]/g
+
+// Escape a string for HTML interpolation.
+const escape = string => {
+  return ('' + string).replace(htmlEscaper, match => htmlEscapes[match])
+}
+
+export default escape