angular2
Version:
Angular 2 - a web framework for modern web apps
38 lines • 3.72 kB
JavaScript
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") return Reflect.decorate(decorators, target, key, desc);
switch (arguments.length) {
case 2: return decorators.reduceRight(function(o, d) { return (d && d(o)) || o; }, target);
case 3: return decorators.reduceRight(function(o, d) { return (d && d(target, key)), void 0; }, void 0);
case 4: return decorators.reduceRight(function(o, d) { return (d && d(target, key, o)) || o; }, desc);
}
};
var __metadata = (this && this.__metadata) || function (k, v) {
if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
import { isString, CONST, isBlank } from 'angular2/src/facade/lang';
import { Injectable, Pipe } from 'angular2/core';
import { InvalidPipeArgumentException } from './invalid_pipe_argument_exception';
/**
* Transforms text to lowercase.
*
* ### Example
*
* {@example core/pipes/ts/lowerupper_pipe/lowerupper_pipe_example.ts region='LowerUpperPipe'}
*/
export let LowerCasePipe = class {
transform(value, args = null) {
if (isBlank(value))
return value;
if (!isString(value)) {
throw new InvalidPipeArgumentException(LowerCasePipe, value);
}
return value.toLowerCase();
}
};
LowerCasePipe = __decorate([
CONST(),
Pipe({ name: 'lowercase' }),
Injectable(),
__metadata('design:paramtypes', [])
], LowerCasePipe);
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