Sha256: 7bef033e9709ce093e9abe58c2f11831a8719d012019779d1036f09e37a4336a
Contents?: true
Size: 437 Bytes
Versions: 83
Compression:
Stored size: 437 Bytes
Contents
# Allow for safe recursive lookup of values during variable interpolation.
#
# @api private
class Hiera::InterpolationLoop < StandardError; end
class Hiera::RecursiveGuard
def initialize
@seen = []
end
def check(value, &block)
if @seen.include?(value)
raise Hiera::InterpolationLoop, "Lookup recursion detected in [#{@seen.join(', ')}]"
end
@seen.push(value)
ret = yield
@seen.pop
ret
end
end
Version data entries
83 entries across 83 versions & 2 rubygems