6 files changed, 27 insertions, 34 deletions

diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 0434b6128..13bc172ba 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -6,6 +6,7 @@ on:
   push:
     branches:
     - release
+    - nightly
 
 jobs:
   dist:
@@ -49,11 +50,11 @@ jobs:
 
     - name: Dist
       if: github.event_name == 'push'
-      run: cargo xtask dist
+      run: cargo xtask dist --version 0.2.$GITHUB_RUN_NUMBER         --tag $(date --iso --utc)
 
     - name: Dist
       if: github.event_name != 'push'
-      run: cargo xtask dist --nightly
+      run: cargo xtask dist --version 0.3.$GITHUB_RUN_NUMBER-nightly --tag nightly
 
     - name: Upload artifacts
       uses: actions/upload-artifact@v1
diff --git a/editors/code/package.json b/editors/code/package.json
index 150c36845..9f2fe06f3 100644
--- a/editors/code/package.json
+++ b/editors/code/package.json
@@ -5,8 +5,8 @@
     "preview": true,
     "private": true,
     "icon": "icon.png",
-    "//": "The real version is in release.yaml, this one just needs to be bigger",
-    "version": "0.2.20200309-nightly",
+    "version": "0.4.0-dev",
+    "releaseTag": "nightly",
     "publisher": "matklad",
     "repository": {
         "url": "https://github.com/rust-analyzer/rust-analyzer.git",
diff --git a/editors/code/src/config.ts b/editors/code/src/config.ts
index 28698ab8e..54b905303 100644
--- a/editors/code/src/config.ts
+++ b/editors/code/src/config.ts
@@ -38,23 +38,17 @@ export class Config {
     ]
         .map(opt => `${this.rootSection}.${opt}`);
 
-    readonly packageJsonVersion = vscode
+    readonly packageJsonVersion: string = vscode
         .extensions
         .getExtension(this.extensionId)!
         .packageJSON
-        .version as string; // n.n.YYYYMMDD[-nightly]
+        .version;
 
-    /**
-     * Either `nightly` or `YYYY-MM-DD` (i.e. `stable` release)
-     */
-    readonly extensionReleaseTag: string = (() => {
-        if (this.packageJsonVersion.endsWith(NIGHTLY_TAG)) return NIGHTLY_TAG;
-
-        const realVersionRegexp = /^\d+\.\d+\.(\d{4})(\d{2})(\d{2})/;
-        const [, yyyy, mm, dd] = this.packageJsonVersion.match(realVersionRegexp)!;
-
-        return `${yyyy}-${mm}-${dd}`;
-    })();
+    readonly releaseTag: string = vscode
+        .extensions
+        .getExtension(this.extensionId)!
+        .packageJSON
+        .releaseTag;
 
     private cfg!: vscode.WorkspaceConfiguration;
 
diff --git a/editors/code/src/main.ts b/editors/code/src/main.ts
index d907f3e6f..5297614a9 100644
--- a/editors/code/src/main.ts
+++ b/editors/code/src/main.ts
@@ -111,7 +111,7 @@ async function bootstrap(config: Config, state: PersistentState): Promise<string
 
 async function bootstrapExtension(config: Config, state: PersistentState): Promise<void> {
     if (config.channel === "stable") {
-        if (config.extensionReleaseTag === NIGHTLY_TAG) {
+        if (config.releaseTag === NIGHTLY_TAG) {
             vscode.window.showWarningMessage(`You are running a nightly version of rust-analyzer extension.
 To switch to stable, uninstall the extension and re-install it from the marketplace`);
         }
@@ -219,7 +219,7 @@ async function getServer(config: Config, state: PersistentState): Promise<string
         if (userResponse !== "Download now") return dest;
     }
 
-    const release = await fetchRelease(config.extensionReleaseTag);
+    const release = await fetchRelease(config.releaseTag);
     const artifact = release.assets.find(artifact => artifact.name === binaryName);
     assert(!!artifact, `Bad release: ${JSON.stringify(release)}`);
 
diff --git a/xtask/src/dist.rs b/xtask/src/dist.rs
index e3dddd9b1..3a14f8a63 100644
--- a/xtask/src/dist.rs
+++ b/xtask/src/dist.rs
@@ -7,31 +7,27 @@ use crate::{
     project_root,
 };
 
-pub fn run_dist(nightly: bool) -> Result<()> {
+pub fn run_dist(version: &str, release_tag: &str) -> Result<()> {
     let dist = project_root().join("dist");
     rm_rf(&dist)?;
     fs2::create_dir_all(&dist)?;
 
     if cfg!(target_os = "linux") {
-        dist_client(nightly)?;
+        dist_client(version, release_tag)?;
     }
     dist_server()?;
     Ok(())
 }
 
-fn dist_client(nightly: bool) -> Result<()> {
+fn dist_client(version: &str, release_tag: &str) -> Result<()> {
     let _d = pushd("./editors/code");
+    let nightly = release_tag == "nightly";
 
-    let package_json_path = PathBuf::from("./package.json");
-    let mut patch = Patch::new(package_json_path.clone())?;
+    let mut patch = Patch::new("./package.json")?;
 
-    let date = run!("date --utc +%Y%m%d")?;
-    let version_suffix = if nightly { "-nightly" } else { "" };
-
-    patch.replace(
-        r#""version": "0.2.20200309-nightly""#,
-        &format!(r#""version": "0.1.{}{}""#, date, version_suffix),
-    );
+    patch
+        .replace(r#""version": "0.4.0-dev""#, &format!(r#""version": "{}""#, version))
+        .replace(r#""releaseTag": "nightly""#, &format!(r#""releaseTag": "{}""#, release_tag));
 
     if nightly {
         patch.replace(
@@ -86,7 +82,8 @@ struct Patch {
 }
 
 impl Patch {
-    fn new(path: PathBuf) -> Result<Patch> {
+    fn new(path: impl Into<PathBuf>) -> Result<Patch> {
+        let path = path.into();
         let contents = fs2::read_to_string(&path)?;
         Ok(Patch { path, original_contents: contents.clone(), contents })
     }
diff --git a/xtask/src/main.rs b/xtask/src/main.rs
index 7c8ea9001..aafa73610 100644
--- a/xtask/src/main.rs
+++ b/xtask/src/main.rs
@@ -103,9 +103,10 @@ FLAGS:
             run_release(dry_run)
         }
         "dist" => {
-            let nightly = args.contains("--nightly");
+            let version: String = args.value_from_str("--version")?;
+            let release_tag: String = args.value_from_str("--tag")?;
             args.finish()?;
-            run_dist(nightly)
+            run_dist(&version, &release_tag)
         }
         _ => {
             eprintln!(