if no selection, link to full file (#74)

If there is no selection (line and column of start and end are the
same), link to the whole file (no `#L1` suffix).

Author: chdsbd

CHANGELOG.md

@@ -12,6 +12,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Changed
 
 - Extension now calls `git` instead of manually reading `.git/` files. (#75)
+- When there is no selection, link to the whole file on GitHub (#74)
 
 ## 3.4.0 - 2026-03-07
 

src/providers.ts

@@ -113,6 +113,10 @@ export class Github extends BaseProvider {
   PROVIDER_NAME = "github"
 
   buildLines({ start, end }: ISelection): string {
+    if (start.line === end.line && start.character === end.character) {
+      return ""
+    }
+
     let line = `L${start.line + 1}`
     if (start.character !== 0) {
       line += `C${start.character + 1}`

src/test/suite/providers.test.ts

@@ -150,6 +150,28 @@ suite("Github", async () => {
       assert.deepEqual(result, expected)
     }
   })
+  test("if we have no selection on the first line, don't select anything", async () => {
+    const gh = new Github(
+      {
+        github: { hostnames: ["github.mycompany.com"] },
+      },
+      "origin",
+      async () => "git@github.mycompany.com:recipeyak/recipeyak.git",
+    )
+    const result = await gh.getUrls({
+      selection: {
+        start: { line: 0, character: 0 },
+        end: { line: 0, character: 0 },
+      },
+      head: createBranch("master"),
+      relativeFilePath: "frontend/src/components/App.tsx",
+    })
+
+    assert.deepEqual(
+      result?.blobUrl,
+      "https://github.mycompany.com/recipeyak/recipeyak/blob/master/frontend/src/components/App.tsx",
+    )
+  })
 })
 
 suite("Gitlab", async () => {