TimelineMigration class abstract

One step of the timeline-format migration chain: from version from to from + 1.

Constructors

TimelineMigration()
Const constructor so subclasses can be const.
const

Properties

from → int
The version this step reads; it writes from + 1.
no setter
hashCode → int
The hash code for this object.
no setterinherited
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited

Methods

apply(Map<String, dynamic> json, MigrationRun run) → Map<String, dynamic>
Rewrites json (a private copy) in place and returns it; run holds the packages' rules.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
toString() → String
A string representation of this object.
inherited

Operators

operator ==(Object other) → bool
The equality operator.
inherited