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rDrama/node_modules/postcss-reporter/lib/reporter.js

95 lines
2.4 KiB
JavaScript

var defaultFormatter = require('./formatter');
var pico = require('picocolors');
var util = require('./util');
var groupBy = require('lodash.groupby');
var forOwn = require('lodash.forown');
var difference = require('lodash.difference');
module.exports = function (opts = {}) {
var formatter =
opts.formatter ||
defaultFormatter({
noIcon: opts.noIcon,
noPlugin: opts.noPlugin,
});
var pluginFilter;
if (!opts.plugins) {
// Every plugin
pluginFilter = function () {
return true;
};
} else if (
opts.plugins.every(function (plugin) {
return plugin[0] === '!';
})
) {
// Deny list
pluginFilter = function (message) {
return opts.plugins.indexOf('!' + message.plugin) === -1;
};
} else {
// Allow list
pluginFilter = function (message) {
return opts.plugins.indexOf(message.plugin) !== -1;
};
}
var messageFilter = opts.filter || ((message) => message.type === 'warning');
return {
postcssPlugin: 'postcss-reporter',
OnceExit(css, { result }) {
var messagesToLog = result.messages
.filter(pluginFilter)
.filter(messageFilter);
var resultSource = !result.root.source
? ''
: result.root.source.input.file || result.root.source.input.id;
var sourceGroupedMessages = groupBy(messagesToLog, (message) => {
return util.getLocation(message).file || resultSource;
});
var report = '';
forOwn(sourceGroupedMessages, function (messages, source) {
report += formatter({
messages: messages,
source: source,
});
});
if (opts.clearReportedMessages) {
result.messages = difference(result.messages, messagesToLog);
}
if (opts.clearAllMessages) {
var messagesToClear = result.messages.filter(pluginFilter);
result.messages = difference(result.messages, messagesToClear);
}
if (!report) return;
console.log(report);
if (opts.throwError && shouldThrowError()) {
throw new Error(
pico.red(
pico.bold('\n** postcss-reporter: warnings or errors were found **')
)
);
}
function shouldThrowError() {
return (
messagesToLog.length &&
messagesToLog.some((message) => {
return message.type === 'warning' || message.type === 'error';
})
);
}
},
};
};