const os = require('os'); const process = require('process'); import * as core from '@actions/core'; import * as exec from '@actions/exec'; import * as io from '@actions/io'; import * as input from './input'; const CROSS_REV: string = '69b8da7da287055127812c9e4b071756c2b98545'; // TODO: `core.info` function is not published yet as for `1.0.1` version, // bundling it. function core_info(message: string): void { process.stdout.write(message + os.EOL); } async function getCargo(): Promise { try { return await io.which('cargo', true); } catch (error) { core_info('cargo is not installed by default for some virtual environments, \ see https://help.github.com/en/articles/software-in-virtual-environments-for-github-actions'); core_info('To install it, use this action: https://github.com/actions-rs/toolchain'); throw error; } } async function getCross(cargoPath: string): Promise { try { return await io.which('cross', true); } catch (error) { core.debug('Unable to find cross, installing it now'); } // Somewhat new Rust is required to compile `cross` // (TODO: Not sure what version exactly, should clarify) // but if some action will set an override toolchain before this action called // (ex. `@actions-rs/toolchain` with `toolchain: 1.31.0`) // `cross` compilation will fail. // // In order to skip this problem and install `cross` globally // using the pre-installed system Rust, // we are going to jump to the tmpdir (skipping directory override that way) // install `cross` from there and then jump back. const cwd = process.cwd(); process.chdir(os.tmpdir()); try { core.startGroup('Install cross'); core.warning('Git version of cross will be installed, \ see https://github.com/actions-rs/cargo/issues/1'); await exec.exec(cargoPath, [ 'install', '--rev', CROSS_REV, '--git', 'https://github.com/rust-embedded/cross.git' ]); } catch (error) { throw error; } finally { // It is important to chdir back! process.chdir(cwd); core.endGroup(); } // Expecting it to be in PATH already return 'cross'; } async function run(): Promise { const actionInput = input.parse(); const cargo = await getCargo(); let program; if (actionInput.useCross) { program = await getCross(cargo); } else { program = cargo; } let args: string[] = []; if (actionInput.toolchain) { args.push(`+${actionInput.toolchain}`); } args.push(actionInput.command); args = args.concat(actionInput.args); await exec.exec(program, args); } async function main(): Promise { try { await run(); } catch (error) { core.setFailed(error.message); } } main();