replace jest with ava

node_modules/equal-length/index.js

@@ -0,0 +1,20 @@
+'use strict';
+
+module.exports = input => {
+	if (typeof input !== 'string') {
+		throw new TypeError(`Expected input to be a string, got ${typeof input}`);
+	}
+
+	const lines = input.split('\n');
+	const maxLength = Math.max.apply(null, lines.map(line => line.length));
+
+	return lines
+		.map(line => {
+			if (line.length < maxLength) {
+				line += ' '.repeat(maxLength - line.length);
+			}
+
+			return line;
+		})
+		.join('\n');
+};