EnvironmentConfigurationSource class final

A ConfigurationSource that produces an EnvironmentConfigurationProvider.

Register via ConfigurationBuilder.addEnvironmentVariables:

// Include all environment variables:
builder.addEnvironmentVariables();

// Include only variables prefixed with 'APP_':
builder.addEnvironmentVariables(prefix: 'APP_');

Implemented types

• ConfigurationSource

Constructors

EnvironmentConfigurationSource({String prefix = ''})

Creates a source with optional prefix filtering.

const

Properties

hashCode → int

The hash code for this object.

no setter, inherited

prefix → String

The prefix to filter environment variables on.

final

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

build() → ConfigurationProvider

Creates the ConfigurationProvider managed by this source.

override

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