71 lines
1.6 KiB
JavaScript
71 lines
1.6 KiB
JavaScript
|
'use strict';
|
||
|
|
||
|
/**
|
||
|
* Contains "command" code for "one-and-dones"--options passed
|
||
|
* to Mocha which cause it to just dump some info and exit.
|
||
|
* See {@link module:lib/cli/one-and-dones.ONE_AND_DONE_ARGS ONE_AND_DONE_ARGS} for more info.
|
||
|
* @module
|
||
|
* @private
|
||
|
*/
|
||
|
|
||
|
const align = require('wide-align');
|
||
|
const Mocha = require('../mocha');
|
||
|
|
||
|
/**
|
||
|
* Dumps a sorted list of the enumerable, lower-case keys of some object
|
||
|
* to `STDOUT`.
|
||
|
* @param {Object} obj - Object, ostensibly having some enumerable keys
|
||
|
* @ignore
|
||
|
* @private
|
||
|
*/
|
||
|
const showKeys = obj => {
|
||
|
console.log();
|
||
|
const keys = Object.keys(obj);
|
||
|
const maxKeyLength = keys.reduce((max, key) => Math.max(max, key.length), 0);
|
||
|
keys
|
||
|
.filter(
|
||
|
key => /^[a-z]/.test(key) && !obj[key].browserOnly && !obj[key].abstract
|
||
|
)
|
||
|
.sort()
|
||
|
.forEach(key => {
|
||
|
const description = obj[key].description;
|
||
|
console.log(
|
||
|
` ${align.left(key, maxKeyLength + 1)}${
|
||
|
description ? `- ${description}` : ''
|
||
|
}`
|
||
|
);
|
||
|
});
|
||
|
console.log();
|
||
|
};
|
||
|
|
||
|
/**
|
||
|
* Handlers for one-and-done options
|
||
|
* @namespace
|
||
|
* @private
|
||
|
*/
|
||
|
exports.ONE_AND_DONES = {
|
||
|
/**
|
||
|
* Dump list of built-in interfaces
|
||
|
* @private
|
||
|
*/
|
||
|
'list-interfaces': () => {
|
||
|
showKeys(Mocha.interfaces);
|
||
|
},
|
||
|
/**
|
||
|
* Dump list of built-in reporters
|
||
|
* @private
|
||
|
*/
|
||
|
'list-reporters': () => {
|
||
|
showKeys(Mocha.reporters);
|
||
|
}
|
||
|
};
|
||
|
|
||
|
/**
|
||
|
* A Set of all one-and-done options
|
||
|
* @type Set<string>
|
||
|
* @private
|
||
|
*/
|
||
|
exports.ONE_AND_DONE_ARGS = new Set(
|
||
|
['help', 'h', 'version', 'V'].concat(Object.keys(exports.ONE_AND_DONES))
|
||
|
);
|