module Fear::TryApi
Public Instance Methods
failure(exception)
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@param exception [StandardError] @return [Fear::Failure]
# File lib/fear/try_api.rb, line 22 def failure(exception) Fear::Failure.new(exception) end
success(value)
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@param value [any] @return [Fear::Success]
# File lib/fear/try_api.rb, line 29 def success(value) Fear::Success.new(value) end
try() { || ... }
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Constructs a Try
using the block. This method ensures any non-fatal exception is caught and a Failure
object is returned. @return [Fear::Try] @example
Fear.try { 4/0 } #=> #<Fear::Failure exception=#<ZeroDivisionError: divided by 0>> Fear.try { 4/2 } #=> #<Fear::Success value=2>
# File lib/fear/try_api.rb, line 13 def try success(yield) rescue StandardError => error failure(error) end