本文整理汇总了TypeScript中underscore.indexOf函数的典型用法代码示例。如果您正苦于以下问题:TypeScript indexOf函数的具体用法?TypeScript indexOf怎么用?TypeScript indexOf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indexOf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: Error
clusterEnrichment.run(data, argv.type, (result) => {
if (argv.output) {
fs.writeFile(argv.output, JSON.stringify(result, null, 2), (err) => {
if (err) {
process.stdout.write(`\x1b[31m=> Could not write to file ${argv.output}. \x1b[0m \n`);
}
else {
console.log('=> Output written to file.');
}
});
}
if (argv.sort) {
console.log(`=> Sorting by: ${argv.sort}`);
try {
let sort_key = argv.sort.split('.'),
stage = _.indexOf(clusterEnrichment.clusterToStage, sort_key[0]);
if (stage === -1) {
throw new Error(`Not a valid cluster: ${sort_key}`);
}
sort_key[0] = 'data[' + stage + ']';
result = utils.sort(result, sort_key.join('.'));
utils.tabulate(result, ['label', sort_key.join('.')], console.log);
}
catch (e) {
process.stdout.write(`\x1b[31m=> Sort failed: ${e.message}. \x1b[0m \n`);
}
}
console.log('=> Done.');
});
示例2: findPrevKey
public findPrevKey (key: string): string {
let i: number = _.indexOf(this.keys, key);
if (i === 0 || i === -1) {
return null;
} else {
return this.keys[i - 1];
}
}
示例3: findNextKey
public findNextKey (key: string): string {
let i: number = _.indexOf(this.keys, key);
if ((i + 1) >= this.keys.length || i === -1) {
return null;
} else {
return this.keys[i + 1];
}
}
示例4: logAnalyticsEvent
private logAnalyticsEvent(elem: ValueElement, cause: IAnalyticsActionCause) {
const strippedFacetValues = pluck(this.facetValues, 'value');
elem.facet.usageAnalytics.logSearchEvent<IAnalyticsOmniboxFacetMeta>(cause, {
query: this.omniboxObject.completeQueryExpression.word,
facetId: elem.facet.options.id,
facetTitle: elem.facet.options.title,
facetValue: elem.facetValue.value,
suggestions: strippedFacetValues.join(';'),
suggestionRanking: indexOf(strippedFacetValues, elem.facetValue.value)
});
}
示例5: _toggle
/**
* Toggle the dropdown list.
*
* If the dropdown list doesn't fit below the dropdown label, this will
* cause the dropdown to be dropped 'up'.
*/
_toggle() {
this.droplabel.blur();
this.dropbutton.blur();
if (this.droplist.classList.contains('mod-active')) {
// Deselect active item.
var active = this.droplist.querySelector('.mod-active');
if (active) {
active.classList.remove('mod-active');
}
// Close the drop list.
this.droplist.classList.remove('mod-active');
// Remove global keydown listener.
document.removeEventListener('keydown', this.onKeydown);
// Remove global mousedown listener.
document.removeEventListener('mousedown', this.onDismiss);
// Remove global scroll listener.
window.removeEventListener('scroll', this.onDismiss);
return;
}
// Add a global keydown listener for drop list events.
document.addEventListener('keydown', this.onKeydown, true);
// Add a global mousedown listener to dismiss drop list.
document.addEventListener('mousedown', this.onDismiss, true);
// Add a global scroll listener to dismiss drop list.
window.addEventListener('scroll', this.onDismiss, true);
// Set the currently selected item of the drop list.
var value = this.model.get('value');
var selectedIndex = _.indexOf(this.model.get('_options_labels'), value);
if (selectedIndex > -1) {
var items = this.droplist.querySelectorAll('.widget-dropdown-item');
items[selectedIndex].classList.add('mod-active');
}
var buttongroupRect = this.buttongroup.getBoundingClientRect();
var availableHeightAbove = buttongroupRect.top;
var availableHeightBelow = window.innerHeight - buttongroupRect.bottom;
var border = parseInt(getComputedStyle(this.droplist).borderWidth, 10);
availableHeightAbove += border;
availableHeightBelow -= border;
var width = buttongroupRect.width;
var maxHeight = Math.max(availableHeightAbove, availableHeightBelow);
var top = 0;
var left = buttongroupRect.left;
this.droplist.style.left = Math.floor(left) + 'px';
this.droplist.style.maxHeight = Math.floor(maxHeight) + 'px';
this.droplist.style.width = Math.floor(width) + 'px';
// Make drop list visible to compute its dimensions.
this.droplist.classList.add('mod-active');
var droplistRect = this.droplist.getBoundingClientRect();
// If the drop list fits below, render below.
if (droplistRect.height <= availableHeightBelow) {
top = buttongroupRect.bottom + border;
this.droplist.style.top = Math.ceil(top) + 'px';
// If the drop list fits above, render above.
} else if (droplistRect.height <= availableHeightAbove) {
top = buttongroupRect.top - droplistRect.height + border;
this.droplist.style.top = Math.floor(top) + 'px';
// Otherwise, render in whichever has more space, above or below.
} else if (availableHeightBelow >= availableHeightAbove) {
top = buttongroupRect.bottom + border;
this.droplist.style.top = Math.ceil(top) + 'px';
} else {
top = buttongroupRect.top - droplistRect.height + border;
this.droplist.style.top = Math.floor(top) + 'px';
}
// If a selection is active, scroll to it if necessary.
if (selectedIndex > -1) {
scrollIfNeeded(this.droplist, items[selectedIndex]);
}
}
示例6: _handle_keydown
/**
* Handles keydown events for navigating the drop list.
*/
_handle_keydown(event) {
if (event.altKey || event.ctrlKey || event.metaKey || event.shiftKey) {
return;
}
// If some error condition has caused this listener to still be active
// despite the drop list being invisible, remove all global listeners.
if (!this.droplist.classList.contains('mod-active')) {
document.removeEventListener('keydown', this.onKeydown);
document.removeEventListener('mousedown', this.onDismiss);
window.removeEventListener('scroll', this.onDismiss);
return;
}
switch (event.keyCode) {
case 13: // Enter key
event.preventDefault();
event.stopPropagation();
var active = this.droplist.querySelector('.mod-active');
if (active) {
var value = active.textContent;
this.model.set('value', value, { updated_view: this });
this.touch();
}
// Close the drop list.
this._toggle();
this.dropbutton.focus();
return;
case 27: // Escape key
event.preventDefault();
event.stopPropagation();
// Close the drop list.
this._toggle();
this.dropbutton.focus();
return;
case 38: // Up arrow key
event.preventDefault();
event.stopPropagation();
var active = this.droplist.querySelector('.mod-active');
var items = this.droplist.querySelectorAll('.widget-dropdown-item');
var index;
if (active) {
index = _.indexOf(items, active);
index = Math.max(0, index - 1);
active.classList.remove('mod-active');
} else {
// If there is no selection, up arrow selects the last item.
index = items.length - 1;
}
items[index].classList.add('mod-active');
scrollIfNeeded(this.droplist, items[index]);
return;
case 40: // Down arrow key
event.preventDefault();
event.stopPropagation();
var active = this.droplist.querySelector('.mod-active');
var items = this.droplist.querySelectorAll('.widget-dropdown-item');
var index;
if (active) {
index = _.indexOf(items, active);
index = Math.min(items.length - 1, index + 1);
active.classList.remove('mod-active');
} else {
// If there is no selection, down arrow selects the first item.
index = 0;
}
items[index].classList.add('mod-active');
scrollIfNeeded(this.droplist, items[index]);
return;
}
}
示例7: parseMotion
export function parseMotion(tokens: string[]): Instruction | undefined {
var commands = ['FORWARD', 'REVERSE', 'TURN_LEFT', 'TURN_RIGHT', 'STOP'];
if (_.indexOf(commands, _.first(tokens)) !== -1) {
return new MotionInstruction(_.first(tokens), _.rest(tokens));
}
}
示例8:
var xxx = ()=> {
var index = _.indexOf(months, month.toLowerCase());
return index ? (zeroPad(index,2) + "-" + months[index]) : month;
};
示例9:
stateExists:function(stateName: any) {
return _.indexOf(stateNames, stateName) > -1;
},
示例10: _toggle
/**
* Toggle the dropdown list.
*
* If the dropdown list doesn't fit below the dropdown label, this will
* cause the dropdown to be dropped 'up'.
*/
_toggle() {
this.toggle.blur();
if (this.droplist.classList.contains('mod-active')) {
this._dismiss();
return;
}
if (this.model.get('disabled')) {
return;
}
this._add_droplist_events();
// Set the currently selected item of the drop list.
var value = this.model.get('value');
var selectedIndex = _.indexOf(this.model.get('_options_labels'), value);
if (selectedIndex > -1) {
var items = this.droplist.querySelectorAll('.widget-dropdown-item');
var selected = items[selectedIndex]
selected.classList.add('mod-active', 'mod-selected');
selected.insertBefore(this.check, selected.firstChild);
}
var buttongroupRect = this.toggle.getBoundingClientRect();
var availableHeightAbove = buttongroupRect.top;
var availableHeightBelow = window.innerHeight - buttongroupRect.bottom;
var border = parseInt(getComputedStyle(this.droplist).borderWidth, 10);
availableHeightAbove += border;
availableHeightBelow -= border;
var width = buttongroupRect.width;
var maxHeight = Math.max(availableHeightAbove, availableHeightBelow);
var top = 0;
var left = buttongroupRect.left;
this.droplist.style.left = Math.floor(left) + 'px';
this.droplist.style.maxHeight = Math.floor(maxHeight) + 'px';
this.droplist.style.width = Math.floor(width) + 'px';
// Make drop list visible to compute its dimensions.
this.droplist.classList.add('mod-active');
var droplistRect = this.droplist.getBoundingClientRect();
// If the drop list fits below, render below.
if (droplistRect.height <= availableHeightBelow) {
top = buttongroupRect.bottom;
this.droplist.style.top = Math.ceil(top) + 'px';
this.droplist.classList.add('below');
this.droplist.classList.remove('above');
// If the drop list fits above, render above.
} else if (droplistRect.height <= availableHeightAbove) {
top = buttongroupRect.top - droplistRect.height;
this.droplist.style.top = Math.floor(top) + 'px';
this.droplist.classList.remove('below');
this.droplist.classList.add('above');
// Otherwise, render in whichever has more space, above or below.
} else if (availableHeightBelow >= availableHeightAbove) {
top = buttongroupRect.bottom;
this.droplist.style.top = Math.ceil(top) + 'px';
this.droplist.classList.add('below');
this.droplist.classList.remove('above');
} else {
top = buttongroupRect.top - droplistRect.height;
this.droplist.style.top = Math.floor(top) + 'px';
this.droplist.classList.remove('below');
this.droplist.classList.add('above');
}
// If a selection is active, scroll to it if necessary.
if (selectedIndex > -1) {
scrollIfNeeded(this.droplist, items[selectedIndex]);
}
}