API Reference

Quick reference tables for all Property System types.

Property Types

Class	Type `T`	Default	Builder Method
`StringProperty`	`String`	`''`	`string()`
`IntProperty`	`int`	`0`	`integer()`
`DoubleProperty`	`double`	`0.0`	`decimal()`
`BoolProperty`	`bool`	`false`	`boolean()`
`DateTimeProperty`	`DateTime`	`DateTime.now()`	`dateTime()`
`OptionalStringProperty`	`String?`	`null`	`optionalText()`
`OptionalIntProperty`	`int?`	`null`	`optionalInteger()`
`OptionalDoubleProperty`	`double?`	`null`	`optionalDecimal()`
`OptionalBoolProperty`	`bool?`	`null`	`optionalBoolean()`
`OptionalDateTimeProperty`	`DateTime?`	`null`	`optionalDateTime()`
`EnumProperty<T>`	`T`	First option	`enumeration<T>()`
`ListProperty<T>`	`List<T>`	`[]`	`list<T>()`
`UnionProperty`	`String`	Selected key	(constructor)
`ReadOnlyProperty<T>`	`T`	Required	`readonly<T>()`

Conditions

Class	Dependencies	Builder Shorthand
`EqualsCondition<T>`	`[key]`	`when<T>(key, value)`
`NotEqualsCondition<T>`	`[key]`	`whenNot<T>(key, value)`
`InCondition<T>`	`[key]`	`whenIn<T>(key, values)`
`NotInCondition<T>`	`[key]`	`whenNotIn<T>(key, values)`
`HasValueCondition`	`[key]`	`whenHasValue(key)`
`ComparisonCondition<T>`	`[key]`	`whenGreaterThan<T>()` / `whenLessThan<T>()`
`AndCondition`	Union	`whenAll(conditions)`
`OrCondition`	Union	`whenAny(conditions)`
`NotCondition`	Child	(constructor)
`AlwaysTrueCondition`	`[]`	(constructor)
`AlwaysFalseCondition`	`[]`	(constructor)
`CustomCondition`	Explicit	`whenCustom(deps, fn)`

Validators

Factory Method	Type `T`	Error Key
`required()`	`dynamic`	`required`
`min(value)`	`num`	`min`
`max(value)`	`num`	`max`
`minLength(length)`	`String`	`minLength`
`maxLength(length)`	`String`	`maxLength`
`pattern(regex)`	`String`	`pattern`
`identifier()`	`String`	`pattern`
`email()`	`String`	`email`
`custom(fn)`	`T`	User-defined

JSON Converters

Converter	Type	JSON Format
`StringJsonConverter`	`String`	`"text"`
`IntJsonConverter`	`int`	`42`
`DoubleJsonConverter`	`double`	`3.14`
`BoolJsonConverter`	`bool`	`true` / `false`
`DateTimeJsonConverter`	`DateTime`	ISO 8601 string
`NullableJsonConverter<T>`	`T?`	Wraps inner converter
`EnumJsonConverter<T>`	`T extends Enum`	`"enumName"`
`EnumOptionsJsonConverter<T>`	`T`	`"valueName"`
`ListJsonConverter<T>`	`List<T>`	`[...]`
`UnionJsonConverter`	`String`	`"key"`

Collection & Builder

Class	Purpose
`PropertyCollection`	Container for properties with validation, conditions, serialization
`PropertyGroup`	Named group for visual organization
`PropertyCollectionBuilder`	Fluent builder for constructing collections
`PropertyCollectionEditor`	Widget for rendering editable property forms
`PropertyDerivation`	Auto-computed property value definition

Registry

Method	Description
`PropertySystem.register<T>(editor:, converter:, key:)`	Register editor and/or converter
`PropertySystem.getEditor<T>(customKey)`	Look up editor
`PropertySystem.getConverter<T>(customKey)`	Look up converter
`PropertySystem.isRegistered<T>(customKey)`	Check both editor and converter
`PropertySystem.hasEditor<T>(customKey)`	Check editor only
`PropertySystem.hasConverter<T>(customKey)`	Check converter only
`PropertySystem.validate()`	Return warnings for incomplete registrations
`PropertySystem.clear()`	Clear all registrations

Detailed Reference Pages