feat(email): Adding email options for registration

node_modules/nodemailer/lib/mime-node/le-unix.js

@@ -0,0 +1,40 @@
+'use strict';
+
+const { Transform } = require('stream');
+
+/**
+ * Ensures that only <LF> is used for linebreaks
+ *
+ * @param {Object} options Stream options
+ */
+class LeUnix extends Transform {
+    constructor(options) {
+        super(options);
+    }
+
+    /**
+     * Escapes dots
+     */
+    _transform(chunk, encoding, done) {
+        let buf;
+        let lastPos = 0;
+
+        for (let i = 0, len = chunk.length; i < len; i++) {
+            if (chunk[i] === 0x0d) {
+                // \r
+                buf = chunk.slice(lastPos, i);
+                lastPos = i + 1;
+                this.push(buf);
+            }
+        }
+        if (lastPos && lastPos < chunk.length) {
+            buf = chunk.slice(lastPos);
+            this.push(buf);
+        } else if (!lastPos) {
+            this.push(chunk);
+        }
+        done();
+    }
+}
+
+module.exports = LeUnix;