Sha256: d47e2eaf3a30e143f42b4ce107ceaec21e1230c50482f8fee6166b0e1c00938f
Contents?: true
Size: 615 Bytes
Versions: 42
Compression:
Stored size: 615 Bytes
Contents
# frozen_string_literal: true
module Parser
class StaticEnvironment
def initialize
reset
end
def reset
@variables = Set[]
@stack = []
end
def extend_static
@stack.push(@variables)
@variables = Set[]
self
end
def extend_dynamic
@stack.push(@variables)
@variables = @variables.dup
self
end
def unextend
@variables = @stack.pop
self
end
def declare(name)
@variables.add(name.to_sym)
self
end
def declared?(name)
@variables.include?(name.to_sym)
end
end
end
Version data entries
42 entries across 31 versions & 6 rubygems