chore: switch to esm (#339)

BREAKING CHANGE: only named exports are used, deep imports/requires are not possible

.github/workflows/main.yml

@@ -22,7 +22,7 @@ jobs:
   test-node:
     needs: check
     runs-on: ${{ matrix.os }}
-    name: Test ${{ matrix.project }} node
+    name: test ${{ matrix.project }} node ${{ matrix.node }}
     strategy:
       matrix:
         os: [windows-latest, ubuntu-latest, macos-latest]
@@ -37,6 +37,7 @@ jobs:
         with:
           node-version: ${{ matrix.node }}
       - run: npm install
+      - run: npm run build
       - run: npm run test -- --scope=${{ matrix.project }} -- -- --cov -t node
   test-browser:
     needs: check
@@ -60,6 +61,7 @@ jobs:
         with:
           node-version: 16
       - run: npm install
+      - run: npm run build
       - run: npm run test -- --scope=${{ matrix.project }} -- -- -t ${{ matrix.type }} -- --browser ${{ matrix.browser }}
 #   test-electron:
 #     needs: check
@@ -80,6 +82,7 @@ jobs:
 #         with:
 #           node-version: 16
 #       - run: npm install
+#       - run: npm run build
 #       - uses: GabrielBB/xvfb-action@v1
 #         with:
 #           run: npm run test -- --scope=${{ matrix.project }} -- -- -t ${{ matrix.type }} --bail

packages/ipfs-repo-migrations/README.md

@@ -77,21 +77,21 @@ This framework:
 ### Use in Node.js
 
 ```js
-const migrations = require('ipfs-repo-migrations')
+const migrations from 'ipfs-repo-migrations')
 ```
 
 ### Use in a browser with browserify, webpack or any other bundler
 
 ```js
-const migrations = require('ipfs-repo-migrations')
+const migrations from 'ipfs-repo-migrations')
 ```
 
 ## Usage
 
 Example:
 
 ```js
-const migrations = require('ipfs-repo-migrations')
+const migrations from 'ipfs-repo-migrations')
 
 const repoPath = 'some/repo/path'
 const currentRepoVersion = 7

packages/ipfs-repo-migrations/migrations/index.js

@@ -1,4 +1,7 @@
-'use strict'
+import { migration as migration8 } from './migration-8/index.js'
+import { migration as migration9 } from './migration-9/index.js'
+import { migration as migration10 } from './migration-10/index.js'
+import { migration as migration11 } from './migration-11/index.js'
 
 /**
  * @type {import('../src/types').Migration}
@@ -12,16 +15,16 @@ const emptyMigration = {
   empty: true
 }
 
-module.exports = [
+export default [
   Object.assign({ version: 1 }, emptyMigration),
   Object.assign({ version: 2 }, emptyMigration),
   Object.assign({ version: 3 }, emptyMigration),
   Object.assign({ version: 4 }, emptyMigration),
   Object.assign({ version: 5 }, emptyMigration),
   Object.assign({ version: 6 }, emptyMigration),
   Object.assign({ version: 7 }, emptyMigration),
-  require('./migration-8'),
-  require('./migration-9'),
-  require('./migration-10'),
-  require('./migration-11')
+  migration8,
+  migration9,
+  migration10,
+  migration11
 ]

packages/ipfs-repo-migrations/migrations/migration-10/index.js

@@ -1,10 +1,7 @@
-'use strict'
 
-const {
-  findLevelJs
-} = require('../../src/utils')
-const { fromString } = require('uint8arrays/from-string')
-const { toString } = require('uint8arrays/to-string')
+import { findLevelJs } from '../../src/utils.js'
+import { fromString } from 'uint8arrays/from-string'
+import { toString } from 'uint8arrays/to-string'
 
 /**
  * @typedef {import('../../src/types').Migration} Migration
@@ -131,7 +128,7 @@ async function process (backends, onProgress, fn) {
 }
 
 /** @type {Migration} */
-module.exports = {
+export const migration = {
   version: 10,
   description: 'Migrates datastore-level keys to binary',
   migrate: (backends, onProgress = () => {}) => {
@@ -174,7 +171,7 @@ function withEach (db, fn) {
 
       try {
         req = op.type === 'del' ? store.delete(key) : store.put(op.value, key)
-      } catch (err) {
+      } catch (/** @type {any} */ err) {
         error = err
         transaction.abort()
         return

packages/ipfs-repo-migrations/migrations/migration-11/index.js

@@ -1,6 +1,5 @@
-'use strict'
 
-const { Key } = require('interface-datastore')
+import { Key } from 'interface-datastore/key'
 
 const MFS_ROOT_KEY = new Key('/local/filesroot')
 
@@ -14,9 +13,11 @@ async function storeMfsRootInDatastore (backends, onProgress = () => {}) {
   await backends.root.open()
   await backends.datastore.open()
 
-  const root = await backends.root.get(MFS_ROOT_KEY)
-  await backends.datastore.put(MFS_ROOT_KEY, root)
-  await backends.root.delete(MFS_ROOT_KEY)
+  if (await backends.root.has(MFS_ROOT_KEY)) {
+    const root = await backends.root.get(MFS_ROOT_KEY)
+    await backends.datastore.put(MFS_ROOT_KEY, root)
+    await backends.root.delete(MFS_ROOT_KEY)
+  }
 
   await backends.datastore.close()
   await backends.root.close()
@@ -34,9 +35,11 @@ async function storeMfsRootInRoot (backends, onProgress = () => {}) {
   await backends.root.open()
   await backends.datastore.open()
 
-  const root = await backends.datastore.get(MFS_ROOT_KEY)
-  await backends.root.put(MFS_ROOT_KEY, root)
-  await backends.datastore.delete(MFS_ROOT_KEY)
+  if (await backends.datastore.has(MFS_ROOT_KEY)) {
+    const root = await backends.datastore.get(MFS_ROOT_KEY)
+    await backends.root.put(MFS_ROOT_KEY, root)
+    await backends.datastore.delete(MFS_ROOT_KEY)
+  }
 
   await backends.datastore.close()
   await backends.root.close()
@@ -45,7 +48,7 @@ async function storeMfsRootInRoot (backends, onProgress = () => {}) {
 }
 
 /** @type {import('../../src/types').Migration} */
-module.exports = {
+export const migration = {
   version: 11,
   description: 'Store mfs root in the datastore',
   migrate: storeMfsRootInDatastore,

packages/ipfs-repo-migrations/migrations/migration-8/index.js

@@ -1,13 +1,13 @@
-'use strict'
 
-const { CID } = require('multiformats/cid')
-const Key = require('interface-datastore').Key
-const log = require('debug')('ipfs:repo:migrator:migration-8')
+import { CID } from 'multiformats/cid'
+import { Key } from 'interface-datastore/key'
+import debug from 'debug'
+import length from 'it-length'
+import { base32 } from 'multiformats/bases/base32'
+import * as raw from 'multiformats/codecs/raw'
+import * as mhd from 'multiformats/hashes/digest'
 
-const length = require('it-length')
-const { base32 } = require('multiformats/bases/base32')
-const raw = require('multiformats/codecs/raw')
-const mhd = require('multiformats/hashes/digest')
+const log = debug('ipfs:repo:migrator:migration-8')
 
 /**
  * @typedef {import('../../src/types').Migration} Migration
@@ -41,7 +41,7 @@ function keyToMultihash (key) {
     const multihashStr = base32.encode(multihash).slice(1).toUpperCase()
 
     return new Key(`/${multihashStr}`, false)
-  } catch (err) {
+  } catch (/** @type {any} */ err) {
     return key
   }
 }
@@ -105,7 +105,7 @@ async function process (backends, onProgress, keyFunction) {
 }
 
 /** @type {Migration} */
-module.exports = {
+export const migration = {
   version: 8,
   description: 'Transforms key names into base32 encoding and converts Block store to use bare multihashes encoded as base32',
   migrate: (backends, onProgress = () => {}) => {

packages/ipfs-repo-migrations/migrations/migration-9/index.js

@@ -1,14 +1,13 @@
-'use strict'
-
-const { CID } = require('multiformats/cid')
-const dagPb = require('@ipld/dag-pb')
-const cbor = require('cborg')
-const pinset = require('./pin-set')
-const { cidToKey, PIN_DS_KEY, PinTypes } = require('./utils')
-const length = require('it-length')
-const { sha256 } = require('multiformats/hashes/sha2')
-const mhd = require('multiformats/hashes/digest')
-const { base32 } = require('multiformats/bases/base32')
+
+import { CID } from 'multiformats/cid'
+import * as dagPb from '@ipld/dag-pb'
+import * as cbor from 'cborg'
+import * as pinset from './pin-set.js'
+import { cidToKey, PIN_DS_KEY, PinTypes } from './utils.js'
+import length from 'it-length'
+import { sha256 } from 'multiformats/hashes/sha2'
+import * as mhd from 'multiformats/hashes/digest'
+import { base32 } from 'multiformats/bases/base32'
 
 /**
  * @typedef {import('../../src/types').Migration} Migration
@@ -153,7 +152,7 @@ async function process (backends, onProgress, fn) {
 }
 
 /** @type {Migration} */
-module.exports = {
+export const migration = {
   version: 9,
   description: 'Migrates pins to datastore',
   migrate: (backends, onProgress = () => {}) => {

packages/ipfs-repo-migrations/migrations/migration-9/pin-set.js

@@ -1,24 +1,18 @@
-'use strict'
-
-const { CID } = require('multiformats/cid')
-const {
-  ipfs: {
-    pin: {
-      Set: PinSet
-    }
-  }
-} = require('./pin')
 
+import { CID } from 'multiformats/cid'
+import { ipfs } from './pin.js'
 // @ts-ignore
-const fnv1a = require('fnv1a')
-const varint = require('varint')
-const dagPb = require('@ipld/dag-pb')
-const { DEFAULT_FANOUT, MAX_ITEMS, EMPTY_KEY } = require('./utils')
-const { concat: uint8ArrayConcat } = require('uint8arrays/concat')
-const { compare: uint8ArrayCompare } = require('uint8arrays/compare')
-const { toString: uint8ArrayToString } = require('uint8arrays/to-string')
-const { fromString: uint8ArrayFromString } = require('uint8arrays/from-string')
-const { sha256 } = require('multiformats/hashes/sha2')
+import fnv1a from 'fnv1a'
+import varint from 'varint'
+import * as dagPb from '@ipld/dag-pb'
+import { DEFAULT_FANOUT, MAX_ITEMS, EMPTY_KEY } from './utils.js'
+import { concat as uint8ArrayConcat } from 'uint8arrays/concat'
+import { compare as uint8ArrayCompare } from 'uint8arrays/compare'
+import { toString as uint8ArrayToString } from 'uint8arrays/to-string'
+import { fromString as uint8ArrayFromString } from 'uint8arrays/from-string'
+import { sha256 } from 'multiformats/hashes/sha2'
+
+const PinSet = ipfs.pin.Set
 
 /**
  * @typedef {import('interface-datastore').Datastore} Datastore
@@ -125,7 +119,7 @@ async function * walkItems (blockstore, node) {
  * @param {PBNode} rootNode
  * @param {string} name
  */
-async function * loadSet (blockstore, rootNode, name) {
+export async function * loadSet (blockstore, rootNode, name) {
   const link = rootNode.Links.find(l => l.Name === name)
 
   if (!link) {
@@ -253,7 +247,7 @@ function storeItems (blockstore, items) {
  * @param {string} type
  * @param {CID[]} cids
  */
-async function storeSet (blockstore, type, cids) {
+export async function storeSet (blockstore, type, cids) {
   const rootNode = await storeItems(blockstore, cids.map(cid => {
     return {
       key: cid
@@ -273,8 +267,3 @@ async function storeSet (blockstore, type, cids) {
     Hash: cid
   }
 }
-
-module.exports = {
-  loadSet,
-  storeSet
-}

packages/ipfs-repo-migrations/migrations/migration-9/pin.js

@@ -1,22 +1,20 @@
 /*eslint-disable*/
-"use strict";
-
-var $protobuf = require("protobufjs/minimal");
+import $protobuf from "protobufjs/minimal.js";
 
 // Common aliases
-var $Reader = $protobuf.Reader, $Writer = $protobuf.Writer, $util = $protobuf.util;
+const $Reader = $protobuf.Reader, $Writer = $protobuf.Writer, $util = $protobuf.util;
 
 // Exported root namespace
-var $root = $protobuf.roots["default"] || ($protobuf.roots["default"] = {});
+const $root = $protobuf.roots["default"] || ($protobuf.roots["default"] = {});
 
-$root.ipfs = (function() {
+export const ipfs = $root.ipfs = (() => {
 
     /**
      * Namespace ipfs.
      * @exports ipfs
      * @namespace
      */
-    var ipfs = {};
+    const ipfs = {};
 
     ipfs.pin = (function() {
 
@@ -25,7 +23,7 @@ $root.ipfs = (function() {
          * @memberof ipfs
          * @namespace
          */
-        var pin = {};
+        const pin = {};
 
         pin.Set = (function() {
 
@@ -207,4 +205,4 @@ $root.ipfs = (function() {
     return ipfs;
 })();
 
-module.exports = $root;
+export { $root as default };

packages/ipfs-repo-migrations/migrations/migration-9/utils.js

@@ -1,31 +1,21 @@
-'use strict'
 
-const { Key } = require('interface-datastore')
-const { base32 } = require('multiformats/bases/base32')
-const { CID } = require('multiformats')
+import { Key } from 'interface-datastore/key'
+import { base32 } from 'multiformats/bases/base32'
+import { CID } from 'multiformats/cid'
 
-const PIN_DS_KEY = new Key('/local/pins')
-const DEFAULT_FANOUT = 256
-const MAX_ITEMS = 8192
-const EMPTY_KEY = CID.parse('QmdfTbBqBPQ7VNxZEYEj14VmRuZBkqFbiwReogJgS1zR1n')
+export const PIN_DS_KEY = new Key('/local/pins')
+export const DEFAULT_FANOUT = 256
+export const MAX_ITEMS = 8192
+export const EMPTY_KEY = CID.parse('QmdfTbBqBPQ7VNxZEYEj14VmRuZBkqFbiwReogJgS1zR1n')
 
-const PinTypes = {
+export const PinTypes = {
   direct: 'direct',
   recursive: 'recursive'
 }
 
 /**
  * @param {import('multiformats').CID} cid
  */
-function cidToKey (cid) {
+ export function cidToKey (cid) {
   return new Key(`/${base32.encode(cid.multihash.bytes).toUpperCase().substring(1)}`)
 }
-
-module.exports = {
-  PIN_DS_KEY,
-  DEFAULT_FANOUT,
-  MAX_ITEMS,
-  EMPTY_KEY,
-  PinTypes,
-  cidToKey
-}