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use std::slice::Iter;

use crate::FixedVec;

impl<T> FixedVec<T> {
    /// Returns an iterator over the vector elements.
    pub fn iter(&self) -> Iter<'_, T> {
        self.data.iter()
    }
}

#[cfg(test)]
mod tests {
    use crate::prelude::*;

    #[test]
    fn iter() {
        let mut vec = FixedVec::new(4);
        for i in 0..vec.capacity() {
            vec.push(i);
        }

        let vec_from_iter: Vec<_> = vec.iter().map(|x| x + 1).collect();
        assert_eq!(vec_from_iter, &[1, 2, 3, 4]);
    }
}