samdods · October 2, 2018 20:38
diff --git a/KeyPaths_FilterPlus.swift b/KeyPaths_FilterPlus.swift
 extension Bool {
    /// Returns true for false and false for true
    var inverted: Bool {
        return !self
    }
 }

 // only people with non-empty street
 people.filter(~\.address.street.isEmpty.inverted)
	extension Bool {
	/// Returns true for false and false for true
	var inverted: Bool {
	return !self
	}
	}

	// only people with non-empty street
	people.filter(~\.address.street.isEmpty.inverted)