Add documentation extension point

IErrorDocumentationProvider has one method:
GetDocumentationLink which gives the address
of the documentation for a given error code
within the error's description.

Also link to doc when clicking Show Error Reference
in the error pad.

1 files changed, 23 insertions, 2 deletions

diff --git a/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.Tasks/TaskListEntry.cs b/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.Tasks/TaskListEntry.cs
index e39ad85d3e..df06926052 100644
--- a/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.Tasks/TaskListEntry.cs
+++ b/main/src/core/MonoDevelop.Ide/MonoDevelop.Ide.Tasks/TaskListEntry.cs
@@ -235,6 +235,23 @@ namespace MonoDevelop.Ide.Tasks
 			}
 		}
 
+		public string DocumentationLink {
+			get; set;
+		}
+
+		public bool HasDocumentationLink ()
+		{
+			var extensions = Mono.Addins.AddinManager.GetExtensionObjects<Extensions.IErrorDocumentationProvider> ("/MonoDevelop/Ide/IErrorDocumentationProvider", false);
+			foreach (var ext in extensions) {
+				var link = ext.GetDocumentationLink (description);
+				if (!string.IsNullOrEmpty (link)) {
+					DocumentationLink = link;
+					return true;
+				}
+			}
+			return false;
+		}
+
 		public virtual void JumpToPosition()
 		{
 			if (!file.IsNullOrEmpty) {
@@ -242,8 +259,12 @@ namespace MonoDevelop.Ide.Tasks
 					var project = WorkspaceObject as Project;
 					IdeApp.Workbench.OpenDocument (file, project, Math.Max (1, line), Math.Max (1, column));
 				} else {
-					var pad = IdeApp.Workbench.GetPad<ErrorListPad> ()?.Content as ErrorListPad;
-					pad?.FocusOutputView ();
+					if (HasDocumentationLink ()) {
+						DesktopService.ShowUrl (DocumentationLink);
+					} else {
+						var pad = IdeApp.Workbench.GetPad<ErrorListPad> ()?.Content as ErrorListPad;
+						pad?.FocusOutputView ();
+					}
 				}
 			} else if (parentObject != null) {
 				Pad pad = IdeApp.Workbench.GetPad<ProjectSolutionPad> ();