feat: improve new lines representation

test/to-short-string-representation.js

@@ -19,5 +19,5 @@ module.exports = function (t, a) {
 	if (typeof Symbol === "function") a(t(Symbol()), "Symbol()");
 	a(t(Object.create(null)), "<non-stringifiable value>");
 	a(t(repeat.call("a", 300)), repeat.call("a", 99) + "…");
-	a(t("mar\ntoo\nfar"), "mar too far");
+	a(t("mar\ntoo\nfar"), "mar\\ntoo\\nfar");
 };

to-short-string-representation.js

@@ -9,6 +9,8 @@ module.exports = function (value) {
 	// Trim if too long
 	if (string.length > 100) string = string.slice(0, 99) + "…";
 	// Replace eventual new lines
-	string = string.replace(reNewLine, " ");
+	string = string.replace(reNewLine, function (char) {
+		return JSON.stringify(char).slice(1, -1);
+	});
 	return string;
 };