add logo for golang (#3337) (#3338)

* add logo for golang (#3337)

* fix icon

* polish

* Update .changeset/rare-ravens-guess.md

---------

Co-authored-by: Dimitri POSTOLOV <dmytropostolov@gmail.com>

.changeset/rare-ravens-guess.md

@@ -0,0 +1,7 @@
+---
+'nextra': minor
+'nextra-theme-docs': minor
+'nextra-theme-blog': minor
+---
+
+Added golang logo for code blocks.

packages/nextra/src/client/components/pre.tsx

@@ -52,7 +52,7 @@ export function Pre({
             '_border-b-0'
           )}
         >
-          {Icon && <Icon className="_h-4 _w-auto _shrink-0" />}
+          {Icon && <Icon className="_h-4 _w-auto _max-w-6 _shrink-0" />}
           <span className="_truncate">{filename}</span>
           {copyButton}
         </div>

packages/nextra/src/client/icons/index.ts

@@ -5,6 +5,7 @@ export { ReactComponent as DiscordIcon } from './discord.svg'
 export { ReactComponent as ExpandIcon } from './expand.svg'
 export { ReactComponent as GitHubIcon } from './github.svg'
 export { ReactComponent as GlobeIcon } from './globe.svg'
+export { ReactComponent as GoIcon } from './go.svg'
 export { ReactComponent as InformationCircleIcon } from './information-circle.svg'
 export { ReactComponent as MenuIcon } from './menu.svg'
 export { ReactComponent as MoonIcon } from './moon.svg'

packages/nextra/src/server/rehype-plugins/__tests__/rehype-icon.test.ts

@@ -91,6 +91,7 @@ describe('rehypeIcon', () => {
       import { RustIcon } from 'nextra/icons'
       import { TerraformIcon } from 'nextra/icons'
       import { MoveIcon } from 'nextra/icons'
+      import { GoIcon } from 'nextra/icons'
       function _createMdxContent(props) {
         const _components = {
           code: 'code',
@@ -231,6 +232,20 @@ describe('rehypeIcon', () => {
                 <_components.span> </_components.span>
               </_components.code>
             </_components.pre>
+            {'\\n'}
+            <_components.pre icon={GoIcon} tabIndex="0" data-language="go" data-word-wrap="" data-copy="">
+              <_components.code>
+                <_components.span> </_components.span>
+              </_components.code>
+            </_components.pre>
+            {'\\n'}
+            <_components.pre icon={GoIcon} tabIndex="0" data-language="golang" data-word-wrap="" data-copy="">
+              <_components.code>
+                <_components.span>
+                  <_components.span />
+                </_components.span>
+              </_components.code>
+            </_components.pre>
           </>
         )
       }

packages/nextra/src/server/rehype-plugins/rehype-icon.ts

@@ -25,7 +25,9 @@ export const REHYPE_ICON_DEFAULT_REPLACES: Record<string, string> = {
   rs: 'RustIcon',
   terraform: 'TerraformIcon',
   tf: 'TerraformIcon',
-  move: 'MoveIcon'
+  move: 'MoveIcon',
+  go: 'GoIcon',
+  golang: 'GoIcon'
 }
 
 function createImport(iconName: string) {