Release v1.0.5

.github/workflows/ci.yml

@@ -17,12 +17,30 @@ jobs:
       - run: npm run test
 
   install_stable:
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os:
+          - ubuntu-latest
+          - macOS-latest
+          - windows-latest
     steps:
       - uses: actions/checkout@v1
-      - uses: ./
+      - id: toolchain
+        uses: ./
         with:
           toolchain: stable
+      - name: Test toolchain outputs
+        env:
+          RUSTC: ${{ steps.toolchain.outputs.rustc }}
+          RUSTC_HASH: ${{ steps.toolchain.outputs.rustc_hash }}
+          CARGO: ${{ steps.toolchain.outputs.cargo }}
+          RUSTUP: ${{ steps.toolchain.outputs.rustup }}
+        run: |
+          echo $RUSTC
+          echo $RUSTC_HASH
+          echo $CARGO
+          echo $RUSTUP
 
   install_nightly:
     runs-on: ubuntu-latest

CHANGELOG.md

@@ -4,6 +4,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [1.0.5] - 2020-01-26
+
+### Fixed
+
+- `rustup` version parser does not fail Action execution on `macOS-latest` VM images anymore
+
 ## [1.0.4] - 2020-01-26
 
 ### Added

README.md

@@ -58,7 +58,7 @@ Installed `rustc`, `cargo` and `rustup` versions can be fetched from the Action
 | Name         | Description           | Example                         |
 | ------------ | --------------------- | ------------------------------- |
 | `rustc`      | Rustc version         | `1.40.0 (73528e339 2019-12-16)` |
-| `rustc-hash` | Rustc version hash    | `73528e339`                     |
+| `rustc_hash` | Rustc version hash    | `73528e339`                     |
 | `cargo`      | Cargo version         | `1.40.0 (bc8e4c8be 2019-11-22)` |
 | `rustup`     | rustup version        | `1.21.1 (7832b2ebe 2019-12-20)` |
 

action.yml

@@ -29,6 +29,16 @@ inputs:
     description: Comma-separated list of components to be additionally installed for a new toolchain
     required: false
 
+outputs:
+  rustc:
+    description: Installed Rustc version
+  rustc_hash:
+    description: Installed Rustc version hash, can be used for caching purposes
+  cargo:
+    description: Installed Cargo version
+  rustup:
+    description: Installed rustup version
+
 runs:
   using: 'node12'
   main: 'dist/index.js'

package.json

@@ -1,6 +1,6 @@
 {
     "name": "rust-toolchain",
-    "version": "1.0.4",
+    "version": "1.0.5",
     "private": false,
     "description": "Install the Rust toolchain",
     "main": "lib/main.js",

src/versions.ts

@@ -18,37 +18,57 @@ export async function gatherInstalledVersions(): Promise<void> {
  */
 async function rustc(): Promise<void> {
     const stdout = await getStdout('rustc', ['-V']);
-    const version = parse(stdout);
+    try {
+        const version = parseFull(stdout);
 
-    core.setOutput('rustc', version.long);
-    core.setOutput('rustc-hash', version.hash);
+        core.setOutput('rustc', version.long);
+        core.setOutput('rustc_hash', version.hash);
+    } catch(e) {
+        core.warning(e);
+        core.setOutput('rustc', parseShort(stdout));
+    }
 }
 
 /**
  * Fetch currently used `cargo` version
  */
 async function cargo(): Promise<void> {
     const stdout = await getStdout('cargo', ['-V']);
-    const version = parse(stdout);
+    try {
+        const version = parseFull(stdout);
 
-    core.setOutput('cargo', version.long);
-//     core.setOutput('cargo_short', version.short);
+        core.setOutput('cargo', version.long);
+    } catch(e) {
+        core.setOutput('cargo', parseShort(stdout));
+    }
 }
 
 async function rustup(): Promise<void> {
     const stdout = await getStdout('rustup', ['-V']);
-    const version = parse(stdout);
-
-    core.setOutput('rustup', version.long);
-//     core.setOutput('rustup_short', version.short);
+    try {
+        const version = parseFull(stdout);
+        core.setOutput('rustup', version.long);
+    } catch(e) {
+        core.setOutput('rustup', parseShort(stdout));
+    }
 }
 
 interface Version {
     long: string,
     hash: string,
 }
 
-function parse(stdout: string): Version {
+/**
+ * Try to parse the version parts and return them.
+ *
+ * It is important to note that some components are not providing
+ * all the expected information, ex. `rustup` on `macOS-latest` VM image
+ * does not has the hash in the version string,
+ * so this function might throw an error.
+ *
+ * As a fallback, `parseShort` function can be used.
+ */
+function parseFull(stdout: string): Version {
     stdout = stdout.trim();
     const matches = stdout.match(/\S+\s((\S+)\s\((\S+)\s(\S+)\))/m);
     if (matches == null) {
@@ -61,6 +81,17 @@ function parse(stdout: string): Version {
     }
 }
 
+function parseShort(stdout: string): string {
+    stdout = stdout.trim();
+    const matches = stdout.match(/\S+\s(.+)/m);
+    if (matches == null) {
+        core.warning(`Unable to determine version from the "${stdout}" string`);
+        return '';
+    } else {
+        return matches[1];
+    }
+}
+
 async function getStdout(exe: string, args: string[], options?: {}): Promise<string> {
     let stdout = '';
     const resOptions = Object.assign({}, options, {