Module: Punctuated::Parsed::Composition

Included in:
Punctuated::Parsed
Defined in:
lib/punctuated/parsed/composition.rb

Overview

Recombines parsed state and provides the single commit path for all component changes.

Instance Method Summary collapse

Instance Method Details

#change_component(side, kind, attributes) ⇒ Object

Raw and placement setters enter here so a public mutation commits one coordinated pair.



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# File 'lib/punctuated/parsed/composition.rb', line 23

def change_component(side, kind, attributes)
	change = {}
	if attributes.key?(:raw)
		change[:raw] = attributes[:raw]
	end
	if attributes.key?(:placement)
		change[:placement] = attributes[:placement]
		change[:placement_specified] = true
	end

	apply_component_changes(side => { kind => change })
	component(side, kind)
end

#component_index(target) ⇒ Object 



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# File 'lib/punctuated/parsed/composition.rb', line 12

def component_index(target)
	offset = 0
	result_parts.each do |part|
		return offset if part.equal?(target)

		offset += part.is_a?(Component) ? part.raw.length : part.length
	end
	-1
end

#result ⇒ Object

Rebuilds from current state on every call, so returned strings can be mutated safely.



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# File 'lib/punctuated/parsed/composition.rb', line 8

def result
	result_parts.map { |part| part.is_a?(Component) ? part.raw : part }.join
end