Module: TurfJS

Defined in:
lib/turfjs.rb

Defined Under Namespace

Classes: Error

Class Method Summary collapse

Class Method Details

.context ⇒ Object 



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# File 'lib/turfjs.rb', line 8

def self.context
  @context ||=
    begin
      source = File.read(File.expand_path('turfjs-build.js', __dir__))
      ExecJS.compile(source)
    end
end

.method_missing(method, *args) ⇒ Object 



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# File 'lib/turfjs.rb', line 23

def self.method_missing(method, *args)
  turf_api_name = turf_api_mapping[method]
  return super unless turf_api_name

  begin
    context.call("turf.#{turf_api_name}", *args)
  rescue ExecJS::ProgramError => e
    raise Error, e.message
  end
end

.respond_to_missing?(method, include_private = false) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/turfjs.rb', line 34

def self.respond_to_missing?(method, include_private = false)
  turf_api_mapping.keys.include?(method) || super
end

.turf_api_mapping ⇒ Object 



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# File 'lib/turfjs.rb', line 16

def self.turf_api_mapping
  @turf_api_mapping ||=
    context.call('turfAPIs').map do |name|
      [name.underscore.to_sym, name]
    end.to_h
end