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brachi-wernick/maxLengthValidatorFn.ts

Last active April 10, 2018 19:36
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maxLengthValidatorFn.ts
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maxLengthValidatorFn.ts
export function requiredIf(requiredIf:boolean): ValidatorFn {
return (control: AbstractControl): ValidationErrors | null => {
let value = c.value;
if ((value == null || value == undefined || value == "") && requiredIf) {
return {
requiredIf: {condition:requiredIf}
};
}
return null;
}
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