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lint.js
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'use strict';
const fs = require('fs');
const path = require('path');
const ora = require('ora');
const yargs = require('yargs');
const chalk = require('chalk');
const {
testBrowsers,
testLinks,
testPrefix,
testRealValues,
testStyle,
testSchema,
testVersions,
testConsistency,
testDescriptions,
} = require('./linter/index.js');
const { IS_CI } = require('./utils.js');
const testCompareFeatures = require('./test-compare-features');
const testMigrations = require('./test-migrations');
const testFormat = require('./test-format');
/** @type {Map<string, string>} */
const filesWithErrors = new Map();
const argv = yargs
.alias('version', 'v')
.usage('$0 [[--] files...]', false, yargs => {
return yargs.positional('files...', {
description: 'The files to lint',
type: 'string',
});
})
.help()
.alias('help', 'h')
.alias('help', '?')
.parse(process.argv.slice(2));
/**
* @param {string[]} files
* @return {boolean}
*/
function load(...files) {
return files.reduce((prevHasErrors, file) => {
if (file.indexOf(__dirname) !== 0) {
file = path.resolve(__dirname, '..', file);
}
if (!fs.existsSync(file)) {
return prevHasErrors; // Ignore non-existent files
}
if (fs.statSync(file).isFile()) {
let fileHasErrors = false;
if (path.extname(file) === '.json') {
let hasSyntaxErrors = false,
hasSchemaErrors = false,
hasStyleErrors = false,
hasLinkErrors = false,
hasBrowserErrors = false,
hasVersionErrors = false,
hasConsistencyErrors = false,
hasRealValueErrors = false,
hasPrefixErrors = false,
hasDescriptionsErrors = false;
const relativeFilePath = path.relative(process.cwd(), file);
const spinner = ora({
stream: process.stdout,
text: relativeFilePath,
});
if (!IS_CI) {
// Continuous integration environments don't allow overwriting
// previous lines using VT escape sequences, which is how
// the spinner animation is implemented.
spinner.start();
}
const console_error = console.error;
console.error = (...args) => {
spinner['stream'] = process.stderr;
spinner.fail(chalk.red.bold(relativeFilePath));
console.error = console_error;
console.error(...args);
};
try {
if (file.indexOf('browsers' + path.sep) !== -1) {
hasSchemaErrors = testSchema(
file,
'./../../schemas/browsers.schema.json',
);
hasLinkErrors = testLinks(file);
} else {
hasSchemaErrors = testSchema(file);
hasStyleErrors = testStyle(file);
hasLinkErrors = testLinks(file);
hasBrowserErrors = testBrowsers(file);
hasVersionErrors = testVersions(file);
hasConsistencyErrors = testConsistency(file);
hasRealValueErrors = testRealValues(file);
hasPrefixErrors = testPrefix(file);
hasDescriptionsErrors = testDescriptions(file);
}
} catch (e) {
hasSyntaxErrors = true;
console.error(e);
}
fileHasErrors = [
hasSyntaxErrors,
hasSchemaErrors,
hasStyleErrors,
hasLinkErrors,
hasBrowserErrors,
hasVersionErrors,
hasConsistencyErrors,
hasRealValueErrors,
hasPrefixErrors,
hasDescriptionsErrors,
].some(x => !!x);
if (fileHasErrors) {
filesWithErrors.set(relativeFilePath, file);
} else {
console.error = console_error;
spinner.succeed();
}
}
return prevHasErrors || fileHasErrors;
}
const subFiles = fs.readdirSync(file).map(subfile => {
return path.join(file, subfile);
});
return load(...subFiles) || prevHasErrors;
}, false);
}
/** @type {boolean} */
var hasErrors = argv.files
? load.apply(undefined, argv.files)
: load(
'api',
'browsers',
'css',
'html',
'http',
'svg',
'javascript',
'mathml',
'webdriver',
'webextensions',
);
hasErrors = testCompareFeatures() || hasErrors;
hasErrors = testMigrations() || hasErrors;
hasErrors = testFormat() || hasErrors;
if (hasErrors) {
console.warn('');
console.warn(
chalk`{red Problems in {bold ${filesWithErrors.size}} ${
filesWithErrors.size === 1 ? 'file' : 'files'
}:}`,
);
for (const [fileName, file] of filesWithErrors) {
console.warn(chalk`{red.bold ✖ ${fileName}}`);
try {
if (file.indexOf('browsers' + path.sep) !== -1) {
testSchema(file, './../../schemas/browsers.schema.json');
testLinks(file);
} else {
testSchema(file);
testStyle(file);
testLinks(file);
testVersions(file);
testRealValues(file);
testBrowsers(file);
testConsistency(file);
testPrefix(file);
testDescriptions(file);
}
} catch (e) {
console.error(e);
}
}
process.exit(1);
}