Precondition class
A condition to check before performing an operation.
Constructors
- Precondition.exists(bool _exists)
- Checks that the document exists or not.
- Precondition.timestamp(Timestamp _lastUpdateTime)
- Checks that the document has last been updated at the specified time.
Properties
- hashCode → int
-
The hash code for this object.
no setterinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
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