feat: display all code actions of the current diagnostics - by @taquangtrung

Author: jcs090218

sideline-lsp.el

@@ -125,13 +125,26 @@ Execute CALLBACK to display candidates in sideline."
          (doc-id (lsp--text-document-identifier)))
     (lsp-request-async
      "textDocument/codeAction"
-     (-let (((start . end) (if (eq sideline-lsp-update-mode 'line)
-                               (cons 0 (- eol bol))
-                             (--> (- (point) bol) (cons it it)))))
+     (-let* ((diagnostics (sideline-lsp--line-diags (1- line-widen)))
+             ((start . end) (cond ((eq sideline-lsp-update-mode 'line)
+                                   (cons 0 (- eol bol)))
+                                  (diagnostics
+                                   (let* ((start (- (point) bol))
+                                          (end start))
+                                     (mapc
+                                      (-lambda
+                                        ((&Diagnostic
+                                          :range (&Range :start (&Position :character c1)
+                                                         :end (&Position :character c2))))
+                                        (setq start (min c1 start))
+                                        (setq end (max c2 end)))
+                                      diagnostics)
+                                     (cons start end)))
+                                  (t (--> (- (point) bol) (cons it it))))))
        (list :textDocument doc-id
              :range (list :start (list :line (1- line-widen) :character start)
                           :end (list :line (1- line-widen) :character end))
-             :context (list :diagnostics (sideline-lsp--line-diags (1- line-widen)))))
+             :context (list :diagnostics diagnostics)))
      (lambda (actions)
        (when (eq (current-buffer) buffer)
          (sideline-lsp--code-actions callback actions)))