svelte-object/dist/validation-types.d.ts

A nested component Svelte 5 Runes pattern for structuring objects/arrays and their properties

export type ValidationEvent<T> = {
    /** What triggered the validation? When force, both will be true */
    trigger: {
        blur: boolean;
        change: boolean;
    };
    /** If value is set `e.value = ...` then the value will be transformed */
    value: T | null | undefined;
    /** Skip further validation checking */
    skip(): void;
    error(
    /** Error message */
    message: string, 
    /** Whether the error should be kept when value changes */
    keepError?: (value: T | null | undefined) => boolean, 
    /** Update the error message when value changes */
    updateMessage?: (value: T | null | undefined) => string): void;
    warning(
    /** Warning message */
    message: string, 
    /** Whether the error should be kept when value changes */
    keepWarning?: (value: T | null | undefined) => boolean, 
    /** Update the error message when value changes */
    updateMessage?: (value: T | null | undefined) => string): void;
};
export interface ValidationMessage<T> {
    message: string;
    /** Whether the error should be kept when value changes */
    keepMessage?: (value: T | null | undefined) => boolean;
    /** Update the error message when value changes */
    updateMessage?: (value: T | null | undefined) => string;
}
export type ValidationType = keyof ValidationEvent<unknown>['trigger'] | 'force';