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class-validator-flat-formatter
Advanced tools
Convert array of ValidationError objects from class-validator to multiline string
Convert array of ValidationError objects from class-validator to multiline string
npm install class-validator-flat-formatter
import { validationError } from 'class-validator-flat-formatter';
const errors = await validate(user);
const message = validationError(errors, options);
// message => name: should not be empty (isNotEmpty), email: must be an email (isEmail)
export interface ValidationErrorOptions {
/**
* Custom template, tokens:
* {propertyPath} - Full dotted property path (e.g user.email)
* {property} - Last piece of {propertyPath} (e.g. email)
* {constraintRule} - Constraint rule id (e.g. isEmail)
* {constraintMessage} - Constraint message (e.g. must be an email)
*/
template?: string;
/**
* Delimiter of joined several validation messages.
* Default: Comma and space (CS)
*/
delimiter?: Delimiter | string;
/**
* Period at the end of string.
* Default: false
*/
period?: boolean;
}
import { validationErrorsAsArray } from 'class-validator-flat-formatter';
const errors = await validate(user);
const messages = validationErrorsAsArray(errors);
/**
messages => Array<string> {
'name: should not be empty (isNotEmpty)',
'email: must be an email (isEmail)'
}
*/
MIT License (c) 2024
FAQs
Convert array of ValidationError objects from class-validator to multiline string
We found that class-validator-flat-formatter demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 0 open source maintainers collaborating on the project.
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