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70 lines
1.7 KiB
JavaScript
70 lines
1.7 KiB
JavaScript
'use strict';
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var fs = require('fs');
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var path = require('path');
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var spawn = require('cross-spawn');
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var argv = require('the-argv');
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var readPkgUp = require('read-pkg-up');
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var writePkg = require('write-pkg');
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var Promise = require('pinkie-promise');
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var arrExclude = require('arr-exclude');
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var DEFAULT_TEST_SCRIPT = 'echo "Error: no test specified" && exit 1';
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module.exports = function (opts) {
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opts = opts || {};
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var ret = readPkgUp.sync({
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cwd: opts.cwd,
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normalize: false
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});
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var pkg = ret.pkg || {};
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var pkgPath = ret.path || path.resolve(opts.cwd || '', 'package.json');
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var cli = opts.args || argv();
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var args = arrExclude(cli, ['--init', '--unicorn']);
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var cmd = 'ava' + (args.length > 0 ? ' ' + args.join(' ') : '');
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var s = pkg.scripts = pkg.scripts ? pkg.scripts : {};
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if (s.test && s.test !== DEFAULT_TEST_SCRIPT) {
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s.test = s.test.replace(/\bnode (test\/)?test\.js\b/, cmd);
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if (!/\bava\b/.test(s.test)) {
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s.test += ' && ' + cmd;
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}
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} else {
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s.test = cmd;
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}
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writePkg.sync(pkgPath, pkg);
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var post = function () {
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// for personal use
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if (cli.indexOf('--unicorn') !== -1) {
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var pkg = JSON.parse(fs.readFileSync(pkgPath, 'utf8'));
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pkg.devDependencies.ava = '*';
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writePkg.sync(pkgPath, pkg);
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}
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};
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if (opts.skipInstall) {
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post();
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return Promise.resolve();
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}
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// TODO: Switch to https://github.com/sindresorhus/execa when we eventually target Node.js >=4
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var child = spawn('npm', ['install', '--save-dev', 'ava'], {
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cwd: path.dirname(pkgPath),
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stdio: 'inherit'
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});
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return new Promise(function (resolve, reject) {
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child.on('error', reject);
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child.on('exit', function (code) {
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if (code) {
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reject(new Error('npm command exited with non-zero exit code'));
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}
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post();
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resolve();
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});
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});
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};
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