try

Attempt an execution, and determine its success

Examples

Any Error

success = Try.() { }

puts success
# => true

success = Try.() { fail }

puts success
# => false

Specific Error

SomeError = Class.new(RuntimeError)

success = Try.(SomeError) { }

puts success
# => true

Try.(SomeError) { raise RuntimeError }
# => RuntimeError

success = Try.(SomeError) { raise SomeError }

puts success
# => false

List of Specific Errors

SomeError = Class.new(RuntimeError)
SomeOtherError = Class.new(RuntimeError)

success = Try.(SomeError, SomeOtherError) { }

puts success
# => true

Try.(SomeError, SomeOtherError) { raise RuntimeError }
# => RuntimeError

success = Try.(SomeError, SomeOtherError) { raise SomeOtherError }

puts success
# => false

License

The try library is released under the MIT License.