feat: add Rust function template (#3463)

* feat: add Rust function template

* refactor: rename Rust template directory

* refactor: use correct directory name

* chore: amend comment

Co-authored-by: kodiakhq[bot] <49736102+kodiakhq[bot]@users.noreply.github.com>

src/commands/functions/create.js

@@ -26,14 +26,15 @@ const { readRepoURL, validateRepoURL } = require('../../utils/read-repo-url')
 const templatesDir = path.resolve(__dirname, '../../functions-templates')
 
 const showGoTemplates = process.env.NETLIFY_EXPERIMENTAL_BUILD_GO_SOURCE === 'true'
+const showRustTemplates = process.env.NETLIFY_EXPERIMENTAL_BUILD_RUST_SOURCE === 'true'
 
 // Ensure that there's a sub-directory in `src/functions-templates` named after
-// each `value` property in this list, and that it matches the extension of the
-// files used by that language.
+// each `value` property in this list.
 const languages = [
   { name: 'JavaScript', value: 'javascript' },
   { name: 'TypeScript', value: 'typescript' },
   showGoTemplates && { name: 'Go', value: 'go' },
+  showRustTemplates && { name: 'Rust', value: 'rust' },
 ]
 
 /**

src/functions-templates/rust/hello-world/.gitignore

@@ -0,0 +1 @@
+/target

src/functions-templates/rust/hello-world/.netlify-function-template.js

@@ -0,0 +1,5 @@
+module.exports = {
+  name: 'hello-world',
+  priority: 1,
+  description: 'Basic function that shows how to create a handler and return a response',
+}