Builder class abstract

A builder in the build_runner build.

Each builder specifies which files it matches as buildExtensions; matching files are called "primary inputs".

During the build build_runner runs the build method of each builder once per primary input, with a BuildStep created for that input.

Available extensions

• BuildOutputExtensions

Constructors

Builder()

Properties

buildExtensions → Map<String, List<String>>

Mapping from input file extension to output file extensions.

no setter

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

build(BuildStep buildStep) → FutureOr<void>

Generates the outputs for a given BuildStep.

hasOutputFor(AssetId input) → bool

Available on Builder, provided by the BuildOutputExtensions extension

Whether this builder is expected to output assets when running on input.

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