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Stored size: 892 Bytes
Contents
# require "eitil_core/safe_executions/safe_rescue"
Kernel.module_eval do
# WORK IN PROCESS
# => accept a second block, prefarabbly not as proc, with code to be exceuted in case of rescue
# => or would it be possible to patch the 'rescue' keyword itself, so that we don't have to accept
# blocks as arguments?
def safe_rescue(error, &blk)
unless blk
raise ArgumentError, "a block should be passed"
end
unless error.is_a?(Class) or error.is_a?(String)
raise ArgumentError, "the given 'error' should either be a constant or string"
end
if error.is_a?(Class)
error_const = error
elsif error.is_a?(String) and Object.const_defined?(error)
error_const = error.constantize
elsif error.is_a?(String)
error_const = Object.const_set(error, Class.new(StandardError))
end
blk.call
rescue error_const
end
end
Version data entries
62 entries across 62 versions & 1 rubygems