Add lossless json

index.js

@@ -3,6 +3,7 @@
 const os = require('os')
 const fs = require('fs')
 const path = require('path')
+const JSON = require('lossless-json')
 const std = require('./std')
 
 try {
@@ -82,7 +83,7 @@ function handle(input) {
       return
     }
 
-    input = fs.readFileSync(args[0])
+    input = fs.readFileSync(args[0]).toString('utf8')
     filename = path.basename(args[0])
     global.FX_FILENAME = filename
     args.shift()

package.json

@@ -47,13 +47,14 @@
   },
   "dependencies": {
     "@medv/blessed": "^2.0.0",
-    "chalk": "^2.4.2",
+    "chalk": "^3.0.0",
     "indent-string": "^4.0.0",
-    "string-width": "^4.1.0"
+    "lossless-json": "^1.0.3",
+    "string-width": "^4.2.0"
   },
   "devDependencies": {
     "ava": "^2.4.0",
-    "pkg": "^4.4.0",
+    "pkg": "^4.4.1",
     "release-it": "^12.4.3"
   }
 }

print.js

@@ -26,7 +26,7 @@ function print(input, options = {}) {
     // Code for highlighting parts become cumbersome.
     // Maybe we should refactor this part.
     const highlightStyle = (currentPath === path) ? config.highlightCurrent : config.highlight
-    const formatStyle = (v, style) => format(JSON.stringify(v), style, highlightStyle, highlight)
+    const formatStyle = (v, style) => format(v, style, highlightStyle, highlight)
     const formatText = (v, style, path) => {
       const highlightStyle = (currentPath === path) ? config.highlightCurrent : config.highlight
       return format(v, style, highlightStyle, highlight, JSON.stringify)
@@ -42,15 +42,19 @@ function print(input, options = {}) {
     }
 
     if (v === null) {
-      return formatStyle(v, config.null)
+      return formatStyle(JSON.stringify(v), config.null)
     }
 
     if (typeof v === 'number' && Number.isFinite(v)) {
-      return formatStyle(v, config.number)
+      return formatStyle(JSON.stringify(v), config.number)
+    }
+
+    if (typeof v === 'object' && v.isLosslessNumber) {
+      return formatStyle(v.toString(), config.number)
     }
 
     if (typeof v === 'boolean') {
-      return formatStyle(v, config.boolean)
+      return formatStyle(JSON.stringify(v), config.boolean)
 
     }
 

stream.js

@@ -1,4 +1,5 @@
 'use strict'
+const JSON = require('lossless-json')
 
 function apply(cb, input) {
   let json

test.js

@@ -14,17 +14,17 @@ test('pass', t => {
 
 test('anon func', t => {
   const r = fx({"key": "value"}, "'function (x) { return x.key }'")
-  t.deepEqual(r, 'value\n')
+  t.is(r, 'value\n')
 })
 
 test('arrow func', t => {
   const r = fx({"key": "value"}, "'x => x.key'")
-  t.deepEqual(r, 'value\n')
+  t.is(r, 'value\n')
 })
 
 test('arrow func ()', t => {
   const r = fx({"key": "value"}, "'(x) => x.key'")
-  t.deepEqual(r, 'value\n')
+  t.is(r, 'value\n')
 })
 
 test('this bind', t => {
@@ -34,12 +34,12 @@ test('this bind', t => {
 
 test('chain', t => {
   const r = fx({"items": ["foo", "bar"]}, "'this.items' '.' 'x => x[1]'")
-  t.deepEqual(r, 'bar\n')
+  t.is(r, 'bar\n')
 })
 
 test('file argument', t => {
   const r = execSync(`node index.js package.json .name`).toString('utf8')
-  t.deepEqual(r, 'fx\n')
+  t.is(r, 'fx\n')
 })
 
 test('stream', t => {
@@ -68,3 +68,8 @@ test('stream', t => {
     reader.read()
   }
 })
+
+test('lossless number', t => {
+  const r = execSync(`echo '{"long": 123456789012345678901}' | node index.js .long`).toString('utf8')
+  t.is(r, '123456789012345678901\n')
+})