fix: reduce bundle size 2

src/core/runtime/ipld-browser.js

@@ -0,0 +1,8 @@
+'use strict'
+const mergeOptions = require('merge-options')
+
+module.exports = (blockService, options = {}) => {
+  return mergeOptions({
+    blockService: blockService
+  }, options)
+}

src/core/runtime/ipld-nodejs.js

@@ -0,0 +1,47 @@
+'use strict'
+const mergeOptions = require('merge-options')
+
+// All known (non-default) IPLD formats
+const IpldFormats = {
+  get 'bitcoin-block' () {
+    return require('ipld-bitcoin')
+  },
+  get 'eth-account-snapshot' () {
+    return require('ipld-ethereum').ethAccountSnapshot
+  },
+  get 'eth-block' () {
+    return require('ipld-ethereum').ethBlock
+  },
+  get 'eth-block-list' () {
+    return require('ipld-ethereum').ethBlockList
+  },
+  get 'eth-state-trie' () {
+    return require('ipld-ethereum').ethStateTrie
+  },
+  get 'eth-storage-trie' () {
+    return require('ipld-ethereum').ethStorageTrie
+  },
+  get 'eth-tx' () {
+    return require('ipld-ethereum').ethTx
+  },
+  get 'eth-tx-trie' () {
+    return require('ipld-ethereum').ethTxTrie
+  },
+  get 'git-raw' () {
+    return require('ipld-git')
+  },
+  get 'zcash-block' () {
+    return require('ipld-zcash')
+  }
+}
+
+module.exports = (blockService, options = {}) => {
+  return mergeOptions({
+    blockService: blockService,
+    loadFormat: (codec, callback) => {
+      this.log('Loading IPLD format', codec)
+      if (IpldFormats[codec]) return callback(null, IpldFormats[codec])
+      callback(new Error(`Missing IPLD format "${codec}"`))
+    }
+  }, options)
+}