use geo::{LineString, MultiLineString, MultiPolygon};

pub trait MergeExt {
    /// merge Container object
    fn merge(&mut self, other: &Self);
    /// merge container object, empty the other object
    fn merge_destructive(&mut self, other: &mut Self);
}

impl MergeExt for LineString<f64> {
    fn merge(&mut self, other: &Self) {
        self.0.append(&mut other.0.clone());
    }
    fn merge_destructive(&mut self, other: &mut Self) {
        self.0.append(&mut other.0);
    }
}

impl MergeExt for MultiLineString<f64> {
    fn merge(&mut self, other: &Self) {
        self.0.append(&mut other.0.clone());
    }
    fn merge_destructive(&mut self, other: &mut Self) {
        self.0.append(&mut other.0);
    }
}

impl MergeExt for MultiPolygon<f64> {
    fn merge(&mut self, other: &Self) {
        self.0.append(&mut other.0.clone());
    }
    fn merge_destructive(&mut self, other: &mut Self) {
        self.0.append(&mut other.0);
    }
}