Class: RubyWasm::FeatureSet

Inherits:
Object
  • Object
show all
Defined in:
lib/ruby_wasm/feature_set.rb,
sig/ruby_wasm/feature_set.rbs

Overview

A set of feature flags that can be used to enable or disable experimental features.

Constant Summary collapse

FEATURES =

Maps the feature to the environment variable.

Returns:

  • (Hash[Symbol, String]) 
{
  dynamic_linking: "RUBY_WASM_EXPERIMENTAL_DYNAMIC_LINKING",
  component_model: "RUBY_WASM_EXPERIMENTAL_COMPONENT_MODEL",
}.freeze

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(features) ⇒ FeatureSet

Returns a new instance of FeatureSet.

Parameters:

  • (Hash[Symbol, bool]) 


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# File 'lib/ruby_wasm/feature_set.rb', line 4

def initialize(features)
  @features = features
end

Class Method Details

.derive_from_env ⇒ RubyWasm::FeatureSet

Derives the feature set from the environment variables. A feature is enabled if the corresponding environment variable is set to "1", otherwise it is disabled.

Returns:



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# File 'lib/ruby_wasm/feature_set.rb', line 18

def self.derive_from_env
  values = FEATURES.transform_values { |key| ENV[key] == "1" }
  new(values)
end

Instance Method Details

#support_component_model? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ruby_wasm/feature_set.rb', line 27

def support_component_model?
  @features[:component_model] || @features[:dynamic_linking]
end

#support_dynamic_linking? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ruby_wasm/feature_set.rb', line 23

def support_dynamic_linking?
  @features[:dynamic_linking]
end