class Schematrix::CompilationBudget

Cumulative work allowance shared by every visitor in one compiler.

Constants

DEFAULT_LIMIT

Attributes

Public Class Methods

Source

# File lib/schematrix/compilation_budget.rb, line 11
def initialize(limit = DEFAULT_LIMIT)
  unless limit.is_a?(Integer) && limit.positive?
    raise ArgumentError, "max_compilation_work must be a positive integer"
  end

  @limit = limit
  @remaining = limit
end

Public Instance Methods

consume! (amount = 1)

Source

# File lib/schematrix/compilation_budget.rb, line 20
def consume!(amount = 1)
  if amount > @remaining
    raise CompilationLimitError,
          "Compilation work limit exceeded (#{@limit})"
  end

  @remaining -= amount
end