Fixes #35 - Traps xclip error and notifies

CHANGELOG.md

@@ -71,6 +71,9 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/) and this p
 - Removes `gitlens.annotations.line.hover.changes` setting, use `gitlens.hovers.annotations.changes` instead
 - Removes `gitlens.annotations.line.hover.details` setting, use `gitlens.hovers.annotations.details` instead
 
+### Fixed
+- Fixes [#35](https://github.com/eamodio/vscode-gitlens/issues/35) - Copy Commit Sha to Clipboard not working (linux)
+
 ## [7.5.10] - 2018-02-01
 ### Added
 - Adds support for custom remotes with split project/repo url structure — closes [#267](https://github.com/eamodio/vscode-gitlens/issues/267)

src/commands/copyMessageToClipboard.ts

@@ -81,7 +81,17 @@ export class CopyMessageToClipboardCommand extends ActiveEditorCommand {
                 args.message = commit.message;
             }
 
-            clipboard.copy(args.message);
+            clipboard.copy(args.message, (err: Error) => {
+                if (err) {
+                    if (err.message.includes('xclip')) {
+                        window.showErrorMessage(`Unable to copy message, xclip is not installed. You can install it via \`sudo apt-get install xclip\``);
+                        return;
+                    }
+
+                    Logger.error(err, 'CopyMessageToClipboardCommand');
+                    window.showErrorMessage(`Unable to copy message. See output channel for more details`);
+                }
+            });
             return undefined;
         }
         catch (ex) {

src/commands/copyShaToClipboard.ts

@@ -66,7 +66,17 @@ export class CopyShaToClipboardCommand extends ActiveEditorCommand {
                 }
             }
 
-            clipboard.copy(args.sha);
+            clipboard.copy(args.sha, (err: Error) => {
+                if (err) {
+                    if (err.message.includes('xclip')) {
+                        window.showErrorMessage(`Unable to copy commit id, xclip is not installed. You can install it via \`sudo apt-get install xclip\``);
+                        return;
+                    }
+
+                    Logger.error(err, 'CopyShaToClipboardCommand');
+                    window.showErrorMessage(`Unable to copy commit id. See output channel for more details`);
+                }
+            });
             return undefined;
         }
         catch (ex) {