14 lines
368 B
TypeScript
14 lines
368 B
TypeScript
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import { AbstractControl, ValidationErrors, ValidatorFn } from '@angular/forms';
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export function ValidJsonValidator(): ValidatorFn {
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return (control: AbstractControl): ValidationErrors | null => {
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try {
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if (typeof control.value !== 'object') { JSON.parse(control.value); }
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} catch (e) {
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return { 'invalidJson': { value: true } };
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}
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return null;
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};
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}
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