feat: use xtend instead of Object.assign to ensure React Native compatibility (#6)

Author: alex-mcleod

package.json

@@ -73,5 +73,8 @@
       "path": "./dist/fraql.min.js",
       "maxSize": "2kb"
     }
-  ]
+  ],
+  "dependencies": {
+    "xtend": "^4.0.1"
+  }
 }

src/mock.js

@@ -11,6 +11,7 @@ import {
   mergeSchemas,
   transformSchema,
 } from 'graphql-tools'
+import extend from 'xtend'
 
 export function generateSchemaFromIntrospectionResult(introspectionResult) {
   const introspectionData = introspectionResult.data || introspectionResult
@@ -27,12 +28,11 @@ export function generateSchemaFromIntrospectionResult(introspectionResult) {
     ) {
       return fields
     }
-    return {
-      ...fields,
+    return extend(fields, {
       [`fraql__${typeName}`]: {
         type: typeMap[typeName],
       },
-    }
+    })
   }, {})
 
   const fraqlSchema = new GraphQLSchema({
@@ -84,7 +84,7 @@ export class Mocker {
   }
 
   mockSchema({ mocks } = {}) {
-    const mergedMocks = { ...this.mocks, ...mocks }
+    const mergedMocks = extend(this.mocks, mocks)
     return mockSchema(this.schema, { mocks: mergedMocks })
   }
 
@@ -97,10 +97,9 @@ export class Mocker {
     const schema = this.mockSchema(options)
     return Object.keys(fragmentDocuments).reduce((data, key) => {
       const fragmentDocument = fragmentDocuments[key]
-      return {
-        ...data,
+      return extend(data, {
         [key]: executeFragment(schema, fragmentDocument),
-      }
+      })
     }, {})
   }
 }

src/transform.js

@@ -1,4 +1,5 @@
 import { print, Source } from 'graphql/language'
+import extend from 'xtend'
 
 function inlineSpreadFragments(fragmentDefinitions, definition) {
   if (definition.kind === 'FragmentSpread') {
@@ -10,12 +11,11 @@ function inlineSpreadFragments(fragmentDefinitions, definition) {
     return definition
   }
 
-  definition.selectionSet = {
-    ...definition.selectionSet,
+  definition.selectionSet = extend(definition.selectionSet, {
     selections: definition.selectionSet.selections.map(selection =>
       inlineSpreadFragments(fragmentDefinitions, selection),
     ),
-  }
+  })
 
   return definition
 }
@@ -47,16 +47,14 @@ export function toInlineFragment(doc) {
     throw new Error('Unable to find a fragment definition')
   }
 
-  const newDoc = {
-    ...doc,
+  const newDoc = extend(doc, {
     originalDocument: doc,
     definitions: [definition],
-  }
+  })
 
-  newDoc.loc = {
-    ...doc.loc,
+  newDoc.loc = extend(doc.loc, {
     source: new Source(print(newDoc)),
-  }
+  })
 
   return newDoc
 }

yarn.lock

@@ -5489,7 +5489,7 @@ xml-name-validator@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/xml-name-validator/-/xml-name-validator-3.0.0.tgz#6ae73e06de4d8c6e47f9fb181f78d648ad457c6a"
 
-xtend@^4.0.0, xtend@~4.0.1:
+xtend@^4.0.0, xtend@^4.0.1, xtend@~4.0.1:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.1.tgz#a5c6d532be656e23db820efb943a1f04998d63af"