Class: Ibex::Runtime::CST::RelexResult

Inherits:
Object
  • Object
show all
Defined in:
lib/ibex/runtime/cst/incremental/relexer.rb

Overview

Result of comparing one fresh lexical pass with the prior token memo.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(memo:, reused_count:, scanned_count:, resynchronized_at:) ⇒ RelexResult

Returns a new instance of RelexResult.



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# File 'lib/ibex/runtime/cst/incremental/relexer.rb', line 16

def initialize(memo:, reused_count:, scanned_count:, resynchronized_at:)
  @memo = memo
  @reused_count = reused_count
  @scanned_count = scanned_count
  @resynchronized_at = resynchronized_at
  freeze
end

Instance Attribute Details

#memo ⇒ Object (readonly)

: TokenMemo



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# File 'lib/ibex/runtime/cst/incremental/relexer.rb', line 9

def memo
  @memo
end

#resynchronized_at ⇒ Object (readonly)

: Integer?



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# File 'lib/ibex/runtime/cst/incremental/relexer.rb', line 12

def resynchronized_at
  @resynchronized_at
end

#reused_count ⇒ Object (readonly)

: Integer



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# File 'lib/ibex/runtime/cst/incremental/relexer.rb', line 10

def reused_count
  @reused_count
end

#scanned_count ⇒ Object (readonly)

: Integer



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# File 'lib/ibex/runtime/cst/incremental/relexer.rb', line 11

def scanned_count
  @scanned_count
end

Instance Method Details

#reused_ratio ⇒ Object 



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# File 'lib/ibex/runtime/cst/incremental/relexer.rb', line 25

def reused_ratio
  return 0.0 if @memo.tokens.empty?

  @reused_count.fdiv(@memo.tokens.length)
end