Just().toString() should stringify the value.

package.json

@@ -1,6 +1,6 @@
 {
   "name": "mojiscript",
-  "version": "0.5.1",
+  "version": "0.6.0",
   "description": "MojiScript is an Async First, opinionated, and functional language designed to have 100% compatibility with JavaScript engines.",
   "repository": {
     "type": "git",

type/Just.js

@@ -1,5 +1,5 @@
 function Just(value) {
-  const toString = () => `Just (${value})`
+  const toString = () => `Just (${JSON.stringify(value)})`
   const map = func => Just(func(value))
 
   return Object.freeze({

type/__tests__/Just.test.js

@@ -33,13 +33,20 @@ describe('type/Just', () => {
     expect(actual).toBe(expected)
   })
 
-  test('toString', () => {
+  test('Just(888).toString', () => {
     expect.assertions(1)
     const expected = 'Just (888)'
     const actual = Just(888).toString()
     expect(actual).toBe(expected)
   })
 
+  test('Just(abc).toString', () => {
+    expect.assertions(1)
+    const expected = 'Just ("abc")'
+    const actual = Just('abc').toString()
+    expect(actual).toBe(expected)
+  })
+
   test('@@type', () => {
     expect.assertions(1)
     const expected = Just['@@type']