Implement support for selectAndApplySourceChange (auto import) in Emacs

Author: flodiebold

editors/emacs/rust-analyzer.el

@@ -38,7 +38,9 @@
 
 (defconst rust-analyzer--action-handlers
   '(("rust-analyzer.applySourceChange" .
-     (lambda (p) (rust-analyzer--apply-source-change-command p)))))
+     (lambda (p) (rust-analyzer--apply-source-change-command p)))
+    ("rust-analyzer.selectAndApplySourceChange" .
+     (lambda (p) (rust-analyzer--select-and-apply-source-change-command p)))))
 
 (defun rust-analyzer--uri-filename (text-document)
   (lsp--uri-to-path (gethash "uri" text-document)))
@@ -71,6 +73,12 @@
   (let ((data (-> p (ht-get "arguments") (lsp-seq-first))))
     (rust-analyzer--apply-source-change data)))
 
+(defun rust-analyzer--select-and-apply-source-change-command (p)
+  (let* ((options (-> p (ht-get "arguments") (lsp-seq-first)))
+         (chosen-option (lsp--completing-read "Select option:" options
+                                              (-lambda ((&hash "label")) label))))
+    (rust-analyzer--apply-source-change chosen-option)))
+
 (lsp-register-client
  (make-lsp-client
   :new-connection (lsp-stdio-connection (lambda () rust-analyzer-command))