Sha256: 4563ffaf1e732296bb63d7841f3fc2e0890f0ed7918e24d2531f143750ec6bf6
Contents?: true
Size: 420 Bytes
Versions: 21
Compression:
Stored size: 420 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, "Detected in [#{@seen.join(', ')}]"
end
@seen.push(value)
ret = yield
@seen.pop
ret
end
end
Version data entries
21 entries across 21 versions & 1 rubygems