本文整理汇总了TypeScript中@angular/facade.isBlank函数的典型用法代码示例。如果您正苦于以下问题:TypeScript isBlank函数的具体用法?TypeScript isBlank怎么用?TypeScript isBlank使用的例子?那么, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了isBlank函数的10个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的TypeScript代码示例。
示例1: _parseChromeVersion
private _parseChromeVersion(userAgent: string): number {
if (isBlank(userAgent)) {
return -1;
}
var v = StringWrapper.split(userAgent, /Chrom(e|ium)\//g)[2];
if (isBlank(v)) {
return -1;
}
v = v.split('.')[0];
if (isBlank(v)) {
return -1;
}
return NumberWrapper.parseInt(v, 10);
}
示例2: createEndEvent
records.forEach((record) => {
var endEvent = null;
var type = record['type'];
var data = record['data'];
var startTime = record['startTime'];
var endTime = record['endTime'];
if (StringWrapper.equals(type, 'FunctionCall') &&
(isBlank(data) || !StringWrapper.equals(data['scriptName'], 'InjectedScript'))) {
events.push(createStartEvent('script', startTime));
endEvent = createEndEvent('script', endTime);
} else if (StringWrapper.equals(type, 'Time')) {
events.push(createMarkStartEvent(data['message'], startTime));
} else if (StringWrapper.equals(type, 'TimeEnd')) {
events.push(createMarkEndEvent(data['message'], startTime));
} else if (StringWrapper.equals(type, 'RecalculateStyles') ||
StringWrapper.equals(type, 'Layout') ||
StringWrapper.equals(type, 'UpdateLayerTree') ||
StringWrapper.equals(type, 'Paint') || StringWrapper.equals(type, 'Rasterize') ||
StringWrapper.equals(type, 'CompositeLayers')) {
events.push(createStartEvent('render', startTime));
endEvent = createEndEvent('render', endTime);
}
// Note: ios used to support GCEvent up until iOS 6 :-(
if (isPresent(record['children'])) {
this._convertPerfRecordsToEvents(record['children'], events);
}
if (isPresent(endEvent)) {
events.push(endEvent);
}
});
示例3: _isEvent
private _isEvent(eventCategories: string[], eventName: string, expectedCategories: string[],
expectedName: string = null): boolean {
var hasCategories = expectedCategories.reduce(
(value, cat) => { return value && ListWrapper.contains(eventCategories, cat); }, true);
return isBlank(expectedName) ? hasCategories :
hasCategories && StringWrapper.equals(eventName, expectedName);
}
示例4: createExtension
function createExtension(perfRecords = null, userAgent = null,
messageMethod = 'Tracing.dataCollected'): WebDriverExtension {
if (isBlank(perfRecords)) {
perfRecords = [];
}
if (isBlank(userAgent)) {
userAgent = CHROME44_USER_AGENT;
}
log = [];
extension =
ReflectiveInjector.resolveAndCreate([
ChromeDriverExtension.BINDINGS,
bind(WebDriverAdapter)
.toValue(new MockDriverAdapter(log, perfRecords, messageMethod)),
bind(Options.USER_AGENT).toValue(userAgent)
])
.get(ChromeDriverExtension);
return extension;
}
示例5: createMetric
function createMetric(perfLogs, perfLogFeatures,
{microMetrics, forceGc, captureFrames, receivedData, requestCount}: {
microMetrics?: {[key: string]: string},
forceGc?: boolean,
captureFrames?: boolean,
receivedData?: boolean,
requestCount?: boolean
} = {}): Metric {
commandLog = [];
if (isBlank(perfLogFeatures)) {
perfLogFeatures =
new PerfLogFeatures({render: true, gc: true, frameCapture: true, userTiming: true});
}
if (isBlank(microMetrics)) {
microMetrics = StringMapWrapper.create();
}
var bindings = [
Options.DEFAULT_PROVIDERS,
PerflogMetric.BINDINGS,
bind(Options.MICRO_METRICS).toValue(microMetrics),
bind(PerflogMetric.SET_TIMEOUT)
.toValue((fn, millis) => {
commandLog.push(['setTimeout', millis]);
fn();
}),
bind(WebDriverExtension)
.toValue(new MockDriverExtension(perfLogs, commandLog, perfLogFeatures))
];
if (isPresent(forceGc)) {
bindings.push(bind(Options.FORCE_GC).toValue(forceGc));
}
if (isPresent(captureFrames)) {
bindings.push(bind(Options.CAPTURE_FRAMES).toValue(captureFrames));
}
if (isPresent(receivedData)) {
bindings.push(bind(Options.RECEIVED_DATA).toValue(receivedData));
}
if (isPresent(requestCount)) {
bindings.push(bind(Options.REQUEST_COUNT).toValue(requestCount));
}
return ReflectiveInjector.resolveAndCreate(bindings).get(PerflogMetric);
}
示例6: createReporter
function createReporter({columnWidth = null, sampleId = null, descriptions = null,
metrics = null}: {columnWidth?, sampleId?, descriptions?, metrics?}) {
log = [];
if (isBlank(descriptions)) {
descriptions = [];
}
if (isBlank(sampleId)) {
sampleId = 'null';
}
var bindings = [
ConsoleReporter.BINDINGS,
provide(SampleDescription,
{useValue: new SampleDescription(sampleId, descriptions, metrics)}),
bind(ConsoleReporter.PRINT).toValue((line) => log.push(line))
];
if (isPresent(columnWidth)) {
bindings.push(bind(ConsoleReporter.COLUMN_WIDTH).toValue(columnWidth));
}
reporter = ReflectiveInjector.resolveAndCreate(bindings).get(ConsoleReporter);
}
示例7: normalizeEvent
function normalizeEvent(chromeEvent: {[key: string]: any},
data: {[key: string]: any}): {[key: string]: any} {
var ph = chromeEvent['ph'];
if (StringWrapper.equals(ph, 'S')) {
ph = 'b';
} else if (StringWrapper.equals(ph, 'F')) {
ph = 'e';
}
var result =
{'pid': chromeEvent['pid'], 'ph': ph, 'cat': 'timeline', 'ts': chromeEvent['ts'] / 1000};
if (chromeEvent['ph'] === 'X') {
var dur = chromeEvent['dur'];
if (isBlank(dur)) {
dur = chromeEvent['tdur'];
}
result['dur'] = isBlank(dur) ? 0.0 : dur / 1000;
}
StringMapWrapper.forEach(data, (value, prop) => { result[prop] = value; });
return result;
}
示例8: _processAsPostChrome44Event
private _processAsPostChrome44Event(event, categories) {
var name = event['name'];
var args = event['args'];
if (this._isEvent(categories, name, ['devtools.timeline', 'v8'], 'MajorGC')) {
var normArgs = {
'majorGc': true,
'usedHeapSize': isPresent(args['usedHeapSizeAfter']) ? args['usedHeapSizeAfter'] :
args['usedHeapSizeBefore']
};
return normalizeEvent(event, {'name': 'gc', 'args': normArgs});
} else if (this._isEvent(categories, name, ['devtools.timeline', 'v8'], 'MinorGC')) {
var normArgs = {
'majorGc': false,
'usedHeapSize': isPresent(args['usedHeapSizeAfter']) ? args['usedHeapSizeAfter'] :
args['usedHeapSizeBefore']
};
return normalizeEvent(event, {'name': 'gc', 'args': normArgs});
} else if (this._isEvent(categories, name, ['devtools.timeline', 'v8'], 'FunctionCall') &&
(isBlank(args) || isBlank(args['data']) ||
(!StringWrapper.equals(args['data']['scriptName'], 'InjectedScript') &&
!StringWrapper.equals(args['data']['scriptName'], '')))) {
return normalizeEvent(event, {'name': 'script'});
} else if (this._isEvent(categories, name, ['devtools.timeline', 'blink'],
'UpdateLayoutTree')) {
return normalizeEvent(event, {'name': 'render'});
} else if (this._isEvent(categories, name, ['devtools.timeline'], 'UpdateLayerTree') ||
this._isEvent(categories, name, ['devtools.timeline'], 'Layout') ||
this._isEvent(categories, name, ['devtools.timeline'], 'Paint')) {
return normalizeEvent(event, {'name': 'render'});
} else if (this._isEvent(categories, name, ['devtools.timeline'], 'ResourceReceivedData')) {
let normArgs = {'encodedDataLength': args['data']['encodedDataLength']};
return normalizeEvent(event, {'name': 'receivedData', 'args': normArgs});
} else if (this._isEvent(categories, name, ['devtools.timeline'], 'ResourceSendRequest')) {
let data = args['data'];
let normArgs = {'url': data['url'], 'method': data['requestMethod']};
return normalizeEvent(event, {'name': 'sendRequest', 'args': normArgs});
} else if (this._isEvent(categories, name, ['blink.user_timing'], 'navigationStart')) {
return normalizeEvent(event, {'name': name});
}
return null; // nothing useful in this event
}
示例9: createExtension
function createExtension(perfRecords = null): WebDriverExtension {
if (isBlank(perfRecords)) {
perfRecords = [];
}
log = [];
extension = ReflectiveInjector.resolveAndCreate([
IOsDriverExtension.PROVIDERS,
{provide: WebDriverAdapter, useValue: new MockDriverAdapter(log, perfRecords)}
])
.get(IOsDriverExtension);
return extension;
}
示例10: BaseException
(children: WebDriverExtension[], capabilities) => {
var delegate;
children.forEach(extension => {
if (extension.supports(capabilities)) {
delegate = extension;
}
});
if (isBlank(delegate)) {
throw new BaseException('Could not find a delegate for given capabilities!');
}
return delegate;
},