104 lines
2.3 KiB
JavaScript
104 lines
2.3 KiB
JavaScript
'use strict';
|
|
const fs = require('fs');
|
|
const path = require('path');
|
|
const debug = require('debug')('ava');
|
|
const sourceMapSupport = require('source-map-support');
|
|
const installPrecompiler = require('require-precompiled');
|
|
|
|
// Parse and re-emit AVA messages
|
|
process.on('message', message => {
|
|
if (!message.ava) {
|
|
return;
|
|
}
|
|
|
|
process.emit(message.name, message.data);
|
|
});
|
|
|
|
exports.send = (name, data) => {
|
|
process.send({
|
|
name: `ava-${name}`,
|
|
data,
|
|
ava: true
|
|
});
|
|
};
|
|
|
|
// `process.channel` was added in Node.js 7.1.0, but the channel was available
|
|
// through an undocumented API as `process._channel`.
|
|
exports.ipcChannel = process.channel || process._channel;
|
|
|
|
const opts = JSON.parse(process.argv[2]);
|
|
exports.opts = opts;
|
|
|
|
// Fake TTY support
|
|
if (opts.tty) {
|
|
process.stdout.isTTY = true;
|
|
process.stdout.columns = opts.tty.columns || 80;
|
|
process.stdout.rows = opts.tty.rows;
|
|
|
|
const tty = require('tty');
|
|
const isatty = tty.isatty;
|
|
|
|
tty.isatty = function (fd) {
|
|
if (fd === 1 || fd === process.stdout) {
|
|
return true;
|
|
}
|
|
|
|
return isatty(fd);
|
|
};
|
|
}
|
|
|
|
if (debug.enabled) {
|
|
// Forward the `time-require` `--sorted` flag.
|
|
// Intended for internal optimization tests only.
|
|
if (opts._sorted) {
|
|
process.argv.push('--sorted');
|
|
}
|
|
|
|
require('time-require'); // eslint-disable-line import/no-unassigned-import
|
|
}
|
|
|
|
const sourceMapCache = new Map();
|
|
const cacheDir = opts.cacheDir;
|
|
|
|
exports.installSourceMapSupport = () => {
|
|
sourceMapSupport.install({
|
|
environment: 'node',
|
|
handleUncaughtExceptions: false,
|
|
retrieveSourceMap(source) {
|
|
if (sourceMapCache.has(source)) {
|
|
return {
|
|
url: source,
|
|
map: fs.readFileSync(sourceMapCache.get(source), 'utf8')
|
|
};
|
|
}
|
|
}
|
|
});
|
|
};
|
|
|
|
exports.installPrecompilerHook = () => {
|
|
installPrecompiler(filename => {
|
|
const precompiled = opts.precompiled[filename];
|
|
|
|
if (precompiled) {
|
|
sourceMapCache.set(filename, path.join(cacheDir, `${precompiled}.js.map`));
|
|
return fs.readFileSync(path.join(cacheDir, `${precompiled}.js`), 'utf8');
|
|
}
|
|
|
|
return null;
|
|
});
|
|
};
|
|
|
|
exports.installDependencyTracking = (dependencies, testPath) => {
|
|
Object.keys(require.extensions).forEach(ext => {
|
|
const wrappedHandler = require.extensions[ext];
|
|
|
|
require.extensions[ext] = (module, filename) => {
|
|
if (filename !== testPath) {
|
|
dependencies.add(filename);
|
|
}
|
|
|
|
wrappedHandler(module, filename);
|
|
};
|
|
});
|
|
};
|