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fitomad/SignedIntegerType+VanGaal.swift

Last active January 14, 2016 09:33
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SignedIntegerType+VanGaal.swift
///
/// La aportación de **Louis Van Gaal**
/// al desarrollo del lenguaje Swift.
///
/// La explicación en este vídeo de [Youtube](https://www.youtube.com/watch?v=Od5PQoRr7hU)
///
extension SignedIntegerType
{
/**
Convierte un número entero en negativo
*/
public mutating func siempreNegativaNuncaPositiva() -> Void
{
if self > 0
{
self *= -1
}
}
}
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