Files
jasmine/src/core/GlobalErrors.js
2019-05-21 18:23:48 -07:00

83 lines
2.3 KiB
JavaScript

getJasmineRequireObj().GlobalErrors = function(j$) {
function GlobalErrors(global) {
var handlers = [];
global = global || j$.getGlobal();
var onerror = function onerror() {
var handler = handlers[handlers.length - 1];
if (handler) {
handler.apply(null, Array.prototype.slice.call(arguments, 0));
} else {
throw arguments[0];
}
};
this.originalHandlers = {};
this.jasmineHandlers = {};
this.installOne_ = function installOne_(errorType, jasmineMessage) {
function taggedOnError(error) {
error.jasmineMessage = jasmineMessage + ': ' + error;
var handler = handlers[handlers.length - 1];
if (handler) {
handler(error);
} else {
throw error;
}
}
this.originalHandlers[errorType] = global.process.listeners(errorType);
this.jasmineHandlers[errorType] = taggedOnError;
global.process.removeAllListeners(errorType);
global.process.on(errorType, taggedOnError);
this.uninstall = function uninstall() {
var errorTypes = Object.keys(this.originalHandlers);
for (var iType = 0; iType < errorTypes.length; iType++) {
var errorType = errorTypes[iType];
global.process.removeListener(
errorType,
this.jasmineHandlers[errorType]
);
for (var i = 0; i < this.originalHandlers[errorType].length; i++) {
global.process.on(errorType, this.originalHandlers[errorType][i]);
}
delete this.originalHandlers[errorType];
delete this.jasmineHandlers[errorType];
}
};
};
this.install = function install() {
if (
global.process &&
global.process.listeners &&
j$.isFunction_(global.process.on)
) {
this.installOne_('uncaughtException', 'Uncaught exception');
this.installOne_('unhandledRejection', 'Unhandled promise rejection');
} else {
var originalHandler = global.onerror;
global.onerror = onerror;
this.uninstall = function uninstall() {
global.onerror = originalHandler;
};
}
};
this.pushListener = function pushListener(listener) {
handlers.push(listener);
};
this.popListener = function popListener() {
handlers.pop();
};
}
return GlobalErrors;
};