Sha256: 0fc1d34d5e79c67402e866d598afa5b36a9bcd5e6c363b1e09a151aaa049da1f
Contents?: true
Size: 1.04 KB
Versions: 49
Compression:
Stored size: 1.04 KB
Contents
module Kernel
module_function
# Sets $VERBOSE to nil for the duration of the block and back to its original
# value afterwards.
#
# silence_warnings do
# value = noisy_call # no warning voiced
# end
#
# noisy_call # warning voiced
def silence_warnings
with_warnings(nil) { yield }
end
# Sets $VERBOSE to +true+ for the duration of the block and back to its
# original value afterwards.
def enable_warnings
with_warnings(true) { yield }
end
# Sets $VERBOSE for the duration of the block and back to its original
# value afterwards.
def with_warnings(flag)
old_verbose, $VERBOSE = $VERBOSE, flag
yield
ensure
$VERBOSE = old_verbose
end
# Blocks and ignores any exception passed as argument if raised within the block.
#
# suppress(ZeroDivisionError) do
# 1/0
# puts 'This code is NOT reached'
# end
#
# puts 'This code gets executed and nothing related to ZeroDivisionError was seen'
def suppress(*exception_classes)
yield
rescue *exception_classes
end
end
Version data entries
49 entries across 47 versions & 8 rubygems