mirror of
https://github.com/titanscouting/tra-analysis.git
synced 2024-12-28 10:09:09 +00:00
96 lines
3.6 KiB
JavaScript
96 lines
3.6 KiB
JavaScript
/**
|
|
* empower - Power Assert feature enhancer for assert function/object.
|
|
*
|
|
* https://github.com/power-assert-js/empower
|
|
*
|
|
* Copyright (c) 2013-2018 Takuto Wada
|
|
* Licensed under the MIT license.
|
|
* https://github.com/power-assert-js/empower/blob/master/MIT-LICENSE.txt
|
|
*/
|
|
var empowerCore = require('empower-core');
|
|
var defaultOptions = require('./lib/default-options');
|
|
var capturable = require('./lib/capturable');
|
|
var assign = require('core-js/library/fn/object/assign');
|
|
var define = require('./lib/define-properties');
|
|
|
|
/**
|
|
* Enhance Power Assert feature to assert function/object.
|
|
* @param assert target assert function or object to enhance
|
|
* @param formatter power assert format function
|
|
* @param options enhancement options
|
|
* @return enhanced assert function/object
|
|
*/
|
|
function empower (assert, formatter, options) {
|
|
var config = assign(defaultOptions(), options);
|
|
var eagerEvaluation = !(config.modifyMessageOnRethrow || config.saveContextOnRethrow);
|
|
// see: https://github.com/power-assert-js/empower/pull/26
|
|
var shouldRecreateAssertionError = (function isStackUnchanged () {
|
|
if (typeof assert !== 'function') {
|
|
return false;
|
|
}
|
|
if (typeof assert.AssertionError !== 'function') {
|
|
return false;
|
|
}
|
|
var ae = new assert.AssertionError({
|
|
actual: 123,
|
|
expected: 456,
|
|
operator: '==='
|
|
});
|
|
ae.message = '[REPLACED MESSAGE]';
|
|
return !(/REPLACED MESSAGE/.test(ae.stack)) && /123 === 456/.test(ae.stack);
|
|
})();
|
|
|
|
var empowerCoreConfig = assign(config, {
|
|
modifyMessageBeforeAssert: function (beforeAssertEvent) {
|
|
var message = beforeAssertEvent.originalMessage;
|
|
if (!eagerEvaluation) {
|
|
return message;
|
|
}
|
|
return buildPowerAssertText(formatter, message, beforeAssertEvent.powerAssertContext);
|
|
},
|
|
onError: function onError (errorEvent) {
|
|
var e = errorEvent.error;
|
|
if (!/^AssertionError/.test(e.name)) {
|
|
throw e;
|
|
}
|
|
if (!errorEvent.powerAssertContext) {
|
|
throw e;
|
|
}
|
|
var poweredMessage;
|
|
if (config.modifyMessageOnRethrow || config.saveContextOnRethrow) {
|
|
poweredMessage = buildPowerAssertText(formatter, errorEvent.originalMessage, errorEvent.powerAssertContext);
|
|
if (shouldRecreateAssertionError) {
|
|
e = new assert.AssertionError({
|
|
message: poweredMessage,
|
|
actual: e.actual,
|
|
expected: e.expected,
|
|
operator: e.operator,
|
|
stackStartFunction: e.stackStartFunction || onError
|
|
});
|
|
e.generatedMessage = false;
|
|
}
|
|
}
|
|
if (config.modifyMessageOnRethrow && !shouldRecreateAssertionError) {
|
|
e.message = poweredMessage;
|
|
e.generatedMessage = false;
|
|
}
|
|
if (config.saveContextOnRethrow) {
|
|
e.powerAssertContext = errorEvent.powerAssertContext;
|
|
}
|
|
throw e;
|
|
}
|
|
});
|
|
var enhancedAssert = empowerCore(assert, empowerCoreConfig);
|
|
define(enhancedAssert, capturable());
|
|
return enhancedAssert;
|
|
}
|
|
|
|
function buildPowerAssertText (formatter, message, context) {
|
|
// console.log(message);
|
|
var powerAssertText = formatter(context);
|
|
return message ? message + ' ' + powerAssertText : powerAssertText;
|
|
};
|
|
|
|
empower.defaultOptions = defaultOptions;
|
|
module.exports = empower;
|