feature: support multiple targets

README.md

@@ -42,7 +42,7 @@ See [additional recipes here](https://github.com/actions-rs/meta).
 | Name         | Required | Description                                                                                                                                         | Type   | Default |
 | ------------ | :------: | ----------------------------------------------------------------------------------------------------------------------------------------------------| ------ | --------|
 | `toolchain`  |          | [Toolchain](https://github.com/rust-lang/rustup.rs#toolchain-specification) name to use, ex. `stable`, `nightly`, `nightly-2019-04-20`, or `1.32.0` | string |         |
-| `target`     |          | Additionally install specified target for this toolchain, ex. `x86_64-apple-darwin`                                                                 | string |         |
+| `targets`    |          | Additionally install specified targets for this toolchain, ex. `x86_64-apple-darwin`                                                                | string |         |
 | `default`    |          | Set installed toolchain as a default toolchain                                                                                                      | bool   | false   |
 | `override`   |          | Set installed toolchain as an override for the current directory                                                                                    | bool   | false   |
 | `profile`    |          | Execute `rustup set profile {value}` before installing the toolchain, ex. `minimal`                                                                 | string |         |

src/args.ts

@@ -4,22 +4,27 @@ import {existsSync, readFileSync} from 'fs';
 
 export interface ToolchainOptions {
     name: string,
-    target: string | undefined,
+    targets: string[] | undefined,
     default: boolean,
     override: boolean,
     profile: string | undefined,
     components: string[] | undefined,
 }
 
 export function toolchain_args(overrideFile: string): ToolchainOptions {
+    let targets: string[] | undefined = input.getInputList('targets');
+    if (targets && targets.length === 0) {
+        targets = undefined;
+    }
+
     let components: string[] | undefined = input.getInputList('components');
     if (components && components.length === 0) {
         components = undefined;
     }
 
     return {
         name: determineToolchain(overrideFile),
-        target: input.getInput('target') || undefined,
+        targets: targets,
         default: input.getInputBool('default'),
         override: input.getInputBool('override'),
         profile: input.getInput('profile') || undefined,

src/main.ts

@@ -50,10 +50,11 @@ async function run() {
     }
     await rustup.installToolchain(opts.name, installOptions);
 
-    if (opts.target) {
-        await rustup.addTarget(opts.target, opts.name);
-    }
-
+	if (opts.targets) {
+		for (let target of opts.targets) {
+			await rustup.addTarget(target, opts.name);
+		}
+	}
     await versions.gatherInstalledVersions();
 }