<commit_before>use rutorch::*;
use std::ops::{Index, IndexMut};
use std::convert::From;
use std::cmp::max;
use std::hash::{Hash, Hasher};

use storage::*;
use rand;
use {Ixs, RcMut};

#[derive(Hash)]
pub enum TensorKind {
    FloatTensor(Tensor<f32>),
    LongTensor(Tensor<i64>),
}

pub type TensorList<T> = Vec<Tensor<T>>;
pub type TensorKindList = Vec<TensorKind>;
pub type RefTensorList<'a, T> = Vec<&'a mut Tensor<T>>;
pub type RefTensorKindList<'a> = Vec<&'a TensorKind>;
pub type TensorId = i32;

impl TensorKind {
    pub fn add_(&mut self, rhs: &TensorKind) {
        unimplemented!()
    }
    // perform deep copy
    pub fn copy(&self) -> Self {
        unimplemented!()
    }
}

impl PartialEq for TensorKind {
    fn eq(&self, other: &TensorKind) -> bool {
        use self::TensorKind::{FloatTensor, LongTensor};
        match (self, other) {
            (&FloatTensor(ref t1), &FloatTensor(ref t2)) => t1.id == t2.id,
            (&LongTensor(ref t1), &LongTensor(ref t2)) => t1.id == t2.id,
            _ => false,
        }
    }<commit_msg>add a few TensorKind stubs<commit_after>use rutorch::*;
use std::ops::{Index, IndexMut};
use std::convert::From;
use std::cmp::max;
use std::hash::{Hash, Hasher};

use storage::*;
use rand;
use {Ixs, RcMut};


#[derive(Hash)]
pub enum TensorKind {
    FloatTensor(Tensor<f32>),
    LongTensor(Tensor<i64>),
}

pub type TensorList<T> = Vec<Tensor<T>>;
pub type TensorKindList = Vec<TensorKind>;
pub type RefTensorList<'a, T> = Vec<&'a mut Tensor<T>>;
pub type RefTensorKindList<'a> = Vec<&'a TensorKind>;
pub type TensorId = i32;

impl TensorKind {
    pub fn add_(&mut self, rhs: &TensorKind) {
        unimplemented!()
    }
    pub fn new(&self) -> Self {
        unimplemented!()
    }
    // perform deep copy
    pub fn copy(&self) -> Self {
        unimplemented!()
    }
    pub fn unsqueeze(self, dim: usize) -> Self {
        unimplemented!()
    }
    pub fn long(&self) -> Self {
        unimplemented!()
    }
    //    pub fn backend(&self) -> &
}

impl PartialEq for TensorKind {
    fn eq(&self, other: &TensorKind) -> bool {
        use self::TensorKind::{FloatTensor, LongTensor};
        match (self, other) {
            (&FloatTensor(ref t1), &FloatTensor(ref t2)) => t1.id == t2.id,
            (&LongTensor(ref t1), &LongTensor(ref t2)) => t1.id == t2.id,
            _ => false,
        }
    }
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