feat(devtools): add 'copy' button in devtools

packages/react-query-devtools/src/Explorer.tsx

@@ -1,6 +1,7 @@
 import * as React from 'react'
 
 import { displayValue, styled } from './utils'
+import superjson from 'superjson';
 
 export const Entry = styled('div', {
   fontFamily: 'Menlo, monospace',
@@ -29,6 +30,55 @@ export const ExpandButton = styled('button', {
   padding: 0,
 })
 
+enum CopyState {
+  NoCopy,
+  SuccessCopy,
+  ErrorCopy,
+}
+
+export const CopyButton = ({ value }: { value: unknown }) => {
+  const [copyState, setCopyState] = React.useState<CopyState>(CopyState.NoCopy)
+
+  return (
+    <button
+      onClick={() => {
+        navigator.clipboard.writeText(superjson.stringify(value)).then(
+          () => {
+            setCopyState(CopyState.SuccessCopy)
+            setTimeout(() => {
+              setCopyState(CopyState.NoCopy)
+            }, 1500)
+          },
+          (err) => {
+            console.error('Failed to copy: ', err)
+            setCopyState(CopyState.ErrorCopy)
+            setTimeout(() => {
+              setCopyState(CopyState.NoCopy)
+            }, 1500)
+          },
+        )}
+      }
+      style={{
+        cursor: 'pointer',
+        color: 'inherit',
+        font: 'inherit',
+        outline: 'inherit',
+        background: 'transparent',
+        border: 'none',
+        padding: 0,
+      }}
+    >
+      {copyState === CopyState.NoCopy ? (
+        <Copier />
+      ) : copyState === CopyState.SuccessCopy ? (
+        <CopiedCopier />
+      ) : copyState === CopyState.ErrorCopy ? (
+        <ErrorCopier />
+      ) : null}
+    </button>
+  )
+}
+
 export const Value = styled('span', (_props, theme) => ({
   color: theme.danger,
 }))
@@ -62,6 +112,70 @@ export const Expander = ({ expanded, style = {} }: ExpanderProps) => (
   </span>
 )
 
+export const Copier = () => (
+  <span
+    aria-label="Copy object to clipboard"
+    title="Copy object to clipboard"
+    style={{
+      paddingLeft: '1em',
+    }}
+  >
+    <svg height="12" viewBox="0 0 16 12" width="10">
+      <path
+        fill="currentColor"
+        d="M0 6.75C0 5.784.784 5 1.75 5h1.5a.75.75 0 010 1.5h-1.5a.25.25 0 00-.25.25v7.5c0 .138.112.25.25.25h7.5a.25.25 0 00.25-.25v-1.5a.75.75 0 011.5 0v1.5A1.75 1.75 0 019.25 16h-7.5A1.75 1.75 0 010 14.25v-7.5z"
+      ></path>
+      <path
+        fill="currentColor"
+        d="M5 1.75C5 .784 5.784 0 6.75 0h7.5C15.216 0 16 .784 16 1.75v7.5A1.75 1.75 0 0114.25 11h-7.5A1.75 1.75 0 015 9.25v-7.5zm1.75-.25a.25.25 0 00-.25.25v7.5c0 .138.112.25.25.25h7.5a.25.25 0 00.25-.25v-7.5a.25.25 0 00-.25-.25h-7.5z"
+      ></path>
+    </svg>
+  </span>
+)
+
+export const ErrorCopier = () => (
+<span
+    aria-label="Failed copying to clipboard"
+    title="Failed copying to clipboard"
+    style={{
+      paddingLeft: '1em',
+      display: 'flex',
+      alignItems: 'center',
+    }}
+  >
+    <svg height="12" viewBox="0 0 16 12" width="10" display="block">
+      <path
+        fill="red"
+        d="M3.72 3.72a.75.75 0 011.06 0L8 6.94l3.22-3.22a.75.75 0 111.06 1.06L9.06 8l3.22 3.22a.75.75 0 11-1.06 1.06L8 9.06l-3.22 3.22a.75.75 0 01-1.06-1.06L6.94 8 3.72 4.78a.75.75 0 010-1.06z"
+      ></path>
+    </svg>
+    <span style={{ color: 'red', fontSize: '12px', paddingLeft: '4px', position: 'relative', top: '2px' }}>
+      See console
+    </span>
+  </span>
+
+
+)
+
+export const CopiedCopier = () => (
+  <span
+    aria-label="Object copied to clipboard"
+    title="Object copied to clipboard"
+    style={{
+      paddingLeft: '1em',
+      display: 'inline-block',
+      verticalAlign: 'middle',
+    }}
+  >
+    <svg height="16" viewBox="0 0 16 16" width="16" display="block">
+      <path
+        fill="green"
+        d="M13.78 4.22a.75.75 0 010 1.06l-7.25 7.25a.75.75 0 01-1.06 0L2.22 9.28a.75.75 0 011.06-1.06L6 10.94l6.72-6.72a.75.75 0 011.06 0z"
+      ></path>
+    </svg>
+  </span>
+)
+
 type Entry = {
   label: string
 }
@@ -74,6 +188,7 @@ type RendererProps = {
   subEntryPages: Entry[][]
   type: string
   expanded: boolean
+  copyable: boolean
   toggleExpanded: () => void
   pageSize: number
 }
@@ -108,6 +223,7 @@ export const DefaultRenderer: Renderer = ({
   subEntryPages = [],
   type,
   expanded = false,
+  copyable = false,
   toggleExpanded,
   pageSize,
 }) => {
@@ -124,6 +240,7 @@ export const DefaultRenderer: Renderer = ({
               {subEntries.length} {subEntries.length > 1 ? `items` : `item`}
             </Info>
           </ExpandButton>
+          {copyable ? <CopyButton value={value} /> : null}
           {expanded ? (
             subEntryPages.length === 1 ? (
               <SubEntries>{subEntries.map(handleEntry)}</SubEntries>
@@ -166,6 +283,7 @@ export const DefaultRenderer: Renderer = ({
 type ExplorerProps = Partial<RendererProps> & {
   renderer?: Renderer
   defaultExpanded?: true | Record<string, boolean>
+  copyable?: boolean
 }
 
 type Property = {
@@ -183,6 +301,7 @@ export default function Explorer({
   defaultExpanded,
   renderer = DefaultRenderer,
   pageSize = 100,
+  copyable = false,
   ...rest
 }: ExplorerProps) {
   const [expanded, setExpanded] = React.useState(Boolean(defaultExpanded))
@@ -241,6 +360,7 @@ export default function Explorer({
         key={entry.label}
         value={value}
         renderer={renderer}
+        copyable={copyable}
         {...rest}
         {...entry}
       />
@@ -250,6 +370,7 @@ export default function Explorer({
     subEntryPages,
     value,
     expanded,
+    copyable,
     toggleExpanded,
     pageSize,
     ...rest,

packages/react-query-devtools/src/__tests__/Explorer.test.tsx

@@ -1,7 +1,8 @@
 import { fireEvent, render, screen } from '@testing-library/react'
 import * as React from 'react'
+import { act } from 'react-dom/test-utils'
 
-import { chunkArray, DefaultRenderer } from '../Explorer'
+import { chunkArray, CopyButton, DefaultRenderer } from '../Explorer'
 import { displayValue } from '../utils'
 
 describe('Explorer', () => {
@@ -38,6 +39,7 @@ describe('Explorer', () => {
           toggleExpanded={toggleExpanded}
           pageSize={10}
           expanded={false}
+          copyable={false}
           subEntryPages={[[{ label: 'A lovely label' }]]}
           handleEntry={() => <></>}
           value={undefined}
@@ -54,6 +56,67 @@ describe('Explorer', () => {
 
       expect(toggleExpanded).toHaveBeenCalledTimes(1)
     })
+
+    it('when the entry label is clicked, toggle expanded', async () => {
+      // Mock clipboard
+      let clipBoardContent = null
+      const value = 'someValue'
+      Object.defineProperty(navigator, 'clipboard', {
+        value: {
+          writeText: async () => {
+            return new Promise(() => (clipBoardContent = value))
+          },
+        },
+        configurable: true
+      })
+
+      act(() => {
+        render(<CopyButton value={value} />)
+      })
+
+      // After rendering the clipboard content should be null
+      expect(clipBoardContent).toBe(null)
+
+      const copyButton = screen.getByRole('button')
+
+      await screen.findByLabelText('Copy object to clipboard')
+
+      // After clicking the content should be added to the clipboard
+      act(() => {
+        fireEvent.click(copyButton)
+      })
+
+      expect(clipBoardContent).toBe(value)
+    })
+
+    it('when the entry label is clicked, toggle expanded', async () => {
+      // Mock clipboard with error state
+      Object.defineProperty(navigator, 'clipboard', {
+        value: {
+          writeText: async () => {
+            return new Promise(() => {throw Error})
+          },
+        },
+        configurable: true
+      })
+
+      act(() => {
+        render(<CopyButton value={'someValue'} />)
+      })
+
+      const copyButton = screen.getByRole('button')
+
+      await screen.findByLabelText('Copy object to clipboard')
+
+      // After clicking the content should NOT be added to the clipboard
+      await act(async () => {
+        fireEvent.click(copyButton)
+        await new Promise(process.nextTick)
+      })
+
+      // Check that it has failed
+      await screen.findByLabelText('Failed copying to clipboard')
+    })
   })
 
   describe('displayValue', () => {

packages/react-query-devtools/src/devtools.tsx

@@ -966,6 +966,7 @@ const ActiveQuery = ({
           label="Data"
           value={activeQueryState.data}
           defaultExpanded={{}}
+          copyable
         />
       </div>
       <div