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Using system Rust to install cross.

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As the cross requires recent enough Rust and cwd might be overriden to use old one toolchain, switching cwd temporary to install cross.
This commit is contained in:
svartalf 2019-09-14 23:55:34 +03:00
parent 363c0a8f33
commit b08fe239f7
2 changed files with 20 additions and 1 deletions
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2
dist/index.js vendored
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File diff suppressed because one or more lines are too long

19
src/main.ts
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@ -1,3 +1,6 @@
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';
@ -13,6 +16,19 @@ async function getCross(): Promise<string> {
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, \
@ -28,6 +44,8 @@ see https://github.com/actions-rs/cargo/issues/1');
core.setFailed(error.message);
throw new Error(error);
} finally {
// It is important to chdir back!
process.chdir(cwd);
core.endGroup();
}
@ -56,6 +74,7 @@ async function run() {
await exec.exec(program, args);
} catch (error) {
core.setFailed(error.message);
throw error;
}
}