From fca992f17ea190567597440394b9e2d1268d66bd Mon Sep 17 00:00:00 2001
From: Akshita Agarwal <akagarw@microsoft.com>
Date: Wed, 22 Aug 2018 14:55:44 -0700
Subject: [PATCH 1/3] Add support for misc files

---
 src/omnisharp/launcher.ts | 27 ++++++++++++++++++++++++---
 1 file changed, 24 insertions(+), 3 deletions(-)

diff --git a/src/omnisharp/launcher.ts b/src/omnisharp/launcher.ts
index a31a30803..e0232a5cf 100644
--- a/src/omnisharp/launcher.ts
+++ b/src/omnisharp/launcher.ts
@@ -16,7 +16,8 @@ export enum LaunchTargetKind {
     ProjectJson,
     Folder,
     Csx,
-    Cake
+    Cake,
+    MiscellaneousCS
 }
 
 /**
@@ -42,7 +43,7 @@ export function findLaunchTargets(options: Options): Thenable<LaunchTarget[]> {
     }
 
     return vscode.workspace.findFiles(
-            /*include*/ '{**/*.sln,**/*.csproj,**/project.json,**/*.csx,**/*.cake}',
+            /*include*/ '{**/*.sln,**/*.csproj,**/project.json,**/*.csx,**/*.cake,**/*.cs}',
             /*exclude*/ '{**/node_modules/**,**/.git/**,**/bower_components/**}',
             /*maxResults*/ options.maxProjectResults)
         .then(resourcesToLaunchTargets);
@@ -90,7 +91,8 @@ function resourcesToLaunchTargets(resources: vscode.Uri[]): LaunchTarget[] {
             hasProjectJson = false,
             hasProjectJsonAtRoot = false,
             hasCSX = false,
-            hasCake = false;
+            hasCake = false,
+            hasCs = false;
 
         hasCsProjFiles = resources.some(isCSharpProject);
 
@@ -134,6 +136,11 @@ function resourcesToLaunchTargets(resources: vscode.Uri[]): LaunchTarget[] {
             if (!hasCake && isCake(resource)) {
                 hasCake = true;
             }
+
+            //Discover if there is any cs file
+            if (!hasCs && isCs(resource)) {
+                hasCs = true;
+            }
         });
 
         // Add the root folder under the following circumstances:
@@ -170,6 +177,16 @@ function resourcesToLaunchTargets(resources: vscode.Uri[]): LaunchTarget[] {
                 kind: LaunchTargetKind.Cake
             });
         }
+
+        if (hasCs && !hasSlnFile && !hasCsProjFiles && !hasProjectJson && !hasProjectJsonAtRoot) {
+            targets.push({
+                label: "Miscellaneous",
+                description: path.basename(folderPath),
+                target: folderPath,
+                directory: folderPath,
+                kind: LaunchTargetKind.MiscellaneousCS
+            });
+        }
     });
 
     return targets.sort((a, b) => a.directory.localeCompare(b.directory));
@@ -195,6 +212,10 @@ function isCake(resource: vscode.Uri): boolean {
     return /\.cake$/i.test(resource.fsPath);
 }
 
+function isCs(resource: vscode.Uri): boolean {
+    return /\.cs$/i.test(resource.fsPath);
+}
+
 export interface LaunchResult {
     process: ChildProcess;
     command: string;

From 179d23d87a183111947014076b30b4f6cdccd444 Mon Sep 17 00:00:00 2001
From: Akshita Agarwal <akagarw@microsoft.com>
Date: Mon, 27 Aug 2018 15:07:58 -0700
Subject: [PATCH 2/3] PR feedback

---
 src/omnisharp/launcher.ts | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/src/omnisharp/launcher.ts b/src/omnisharp/launcher.ts
index e0232a5cf..21f5f393c 100644
--- a/src/omnisharp/launcher.ts
+++ b/src/omnisharp/launcher.ts
@@ -16,8 +16,7 @@ export enum LaunchTargetKind {
     ProjectJson,
     Folder,
     Csx,
-    Cake,
-    MiscellaneousCS
+    Cake
 }
 
 /**
@@ -180,11 +179,11 @@ function resourcesToLaunchTargets(resources: vscode.Uri[]): LaunchTarget[] {
 
         if (hasCs && !hasSlnFile && !hasCsProjFiles && !hasProjectJson && !hasProjectJsonAtRoot) {
             targets.push({
-                label: "Miscellaneous",
-                description: path.basename(folderPath),
+                label: path.basename(folderPath),
+                description: '',
                 target: folderPath,
                 directory: folderPath,
-                kind: LaunchTargetKind.MiscellaneousCS
+                kind: LaunchTargetKind.Folder
             });
         }
     });

From 4bd398cb840c334d745db379b434e667171c6792 Mon Sep 17 00:00:00 2001
From: Unknown <akagarw@microsoft.com>
Date: Tue, 28 Aug 2018 12:11:33 -0700
Subject: [PATCH 3/3] Add changelog update

---
 CHANGELOG.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0afad3aea..965b3703f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -17,6 +17,8 @@
 
 * Added support for tracking opening, closing and changing of virtual documents that don't exist on disk. (PR: [#2436](https://github.com/OmniSharp/omnisharp-vscode/pull/2436)) _(Contributed by [@NTaylorMullen](https://github.com/NTaylorMullen))_
 
+* Enabled IDE features for .cs files that are not part of a project. (PR: [#2471](https://github.com/OmniSharp/omnisharp-vscode/pull/2471), [omnisharp-roslyn#1252](https://github.com/OmniSharp/omnisharp-roslyn/pull/1252))
+
 #### Misc
 
 * Added a prompt to "Restart OmniSharp" when there is a change in omnisharp "path", "useGlobalMono" or "waitForDebugger" settings.(PR: [#2316](https://github.com/OmniSharp/omnisharp-vscode/pull/2316))