Module: Charty::Backends
- Defined in:
- lib/charty/backends.rb,
lib/charty/backends/bokeh.rb,
lib/charty/backends/gruff.rb,
lib/charty/backends/plotly.rb,
lib/charty/backends/pyplot.rb,
lib/charty/backends/rubyplot.rb,
lib/charty/backends/google_chart.rb
Defined Under Namespace
Classes: Bokeh, GoogleChart, Gruff, Plotly, Pyplot, Rubyplot
Class Method Summary
collapse
Class Method Details
.find_backend_class(name) ⇒ Object
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# File 'lib/charty/backends.rb', line 20
def self.find_backend_class(name)
backend = @backends[normalize_name(name)]
unless backend
raise BackendNotFoundError, "Backend is not found: #{name.inspect}"
end
backend_class = backend[:class]
unless backend[:prepared]
if backend_class.respond_to?(:prepare)
begin
backend_class.prepare
rescue LoadError
raise BackendLoadError, "Backend load error: #{name.inspect}"
end
end
backend[:prepared] = true
end
backend_class
end
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.names ⇒ Object
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# File 'lib/charty/backends.rb', line 9
def self.names
@backends.keys
end
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.register(name, backend_class) ⇒ Object
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# File 'lib/charty/backends.rb', line 13
def self.register(name, backend_class)
@backends[normalize_name(name)] = {
class: backend_class,
prepared: false,
}
end
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