| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 | 1× 1× 1× 1× 1× 1× | import { Injectable } from '@angular/core';
import { StringHelper } from './string-helper.service';
@Injectable()
export class ValidationHelper {
constructor(
private stringHelper: StringHelper) {
}
stringIsNotNullOrEmpty(input: string, err: string): void {
if (this.stringHelper.isNullOrEmpty(input)) {
throw err;
}
}
} |