philiprehberger_form_validator 0.4.0

Declarative form validation with composable rules and JSON schemas

Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

[Unreleased]

0.4.0 - 2026-04-02

Added

• Rules.date() validator for date string validation
• Rules.dateAfter() and Rules.dateBefore() for date range validation
• Rules.minItems() and Rules.maxItems() for collection size validation
• FormSchema.fromJson() now supports date, dateAfter, dateBefore, minItems, and maxItems descriptors

0.3.0 - 2026-04-02

Added

• MessageProvider for localizable error messages
• DefaultMessageProvider with English defaults
• Rules.inRange() for inclusive range validation
• FormSchema.nested() for validating nested objects
• FormSchema.validateNested() returns dot-path error keys
• ValidationResult.nested() extracts errors for a nested prefix

0.2.0 - 2026-04-01

Added

• AsyncFieldValidator class for asynchronous validation (e.g. server-side checks)
• FormSchema.validateAsync method supporting both sync and async validators
• Rules.when for conditional validation based on form data
• Rules.all composite validator requiring all rules to pass
• Rules.any composite validator requiring any rule to pass

0.1.0 - 2026-04-01

Added

• Initial release
• FieldValidator class for single-field validation rules
• Rules class with built-in composable validators: required, email, url, minLength, maxLength, pattern, numeric, between, equals, oneOf, custom
• FormSchema for defining multi-field validation schemas
• FormSchema.fromJson for JSON-based schema definitions
• ValidationResult with isValid, hasError, errorsFor, allErrors, errorCount
• Cross-field validation support via Rules.equals
• Zero dependencies, pure Dart