Merge pull request #63 from matzkoh/sort-package-json-v2

Author: matzkoh

cspell.json

@@ -1,5 +1,5 @@
 {
   "version": "0.2",
   "dictionaries": [],
-  "words": ["packagejson"]
+  "words": ["packagejson", "synckit"]
 }

lib/esm-proxy/chain.js

@@ -0,0 +1,8 @@
+function chain(fn, path = []) {
+  return new Proxy(() => {}, {
+    get: (_, prop) => chain(fn, [...path, prop]),
+    apply: (_, __, args) => fn(path, args),
+  })
+}
+
+module.exports = chain

lib/esm-proxy/index.js

@@ -0,0 +1,10 @@
+const { createSyncFn } = require('synckit')
+const chain = require('./chain')
+
+const exec = createSyncFn(require.resolve('./worker'))
+
+function esmProxy(id) {
+  return chain(exec.bind(null, id))
+}
+
+module.exports = esmProxy

lib/esm-proxy/worker.js

@@ -0,0 +1,8 @@
+const { runAsWorker } = require('synckit')
+
+runAsWorker(async (id, path, args) => {
+  const root = await import(id)
+  const method = path.pop()
+  const receiver = path.reduce((acc, cur) => acc[cur], root)
+  return receiver[method](...args)
+})

lib/index.js

@@ -1,19 +1,25 @@
 const requireSafe = require('./require')
-const { parsers } = requireSafe('prettier/parser-babel') || requireSafe('prettier/parser-babylon')
-const sortPackageJson = require('sort-package-json')
+const sortPackageJson = require('./sort-package-json')
+
+const { parsers } =
+  requireSafe('prettier/parser-babel') ||
+  // istanbul ignore next
+  requireSafe('prettier/parser-babylon')
+
 const parser = parsers['json-stringify']
 
 /** @type {import('prettier').Plugin['parsers']} */
 exports.parsers = {
   'json-stringify': {
     ...parser,
     preprocess(text, options) {
+      // istanbul ignore next
       if (parser.preprocess) {
         text = parser.preprocess(text, options)
       }
 
       return options.filepath && /(^|\\|\/)package\.json$/.test(options.filepath)
-        ? sortPackageJson(text)
+        ? sortPackageJson.default(text)
         : text
     },
   },

lib/sort-package-json.js

@@ -0,0 +1,4 @@
+const esmProxy = require('./esm-proxy')
+
+/** @type {import('sort-package-json')} */
+module.exports = esmProxy('sort-package-json')