Files
adler32
aho_corasick
alga
approx
ascii
atty
backtrace
backtrace_sys
base64
bitflags
blas_src
block_buffer
block_padding
brotli2
brotli_sys
buf_redux
byte_tools
byteorder
cauchy
cblas_sys
cfg_if
chrono
chunked_transfer
colored
crc32fast
crossbeam
crossbeam_channel
crossbeam_deque
crossbeam_epoch
crossbeam_queue
crossbeam_utils
ctrlc
deflate
digest
dirs
error_chain
filetime
futures
generic_array
getrandom
gzip_header
hex
httparse
hyper
idna
itoa
language_tags
lapack_src
lapacke
lapacke_sys
lazy_static
libc
libm
linked_hash_map
log
matches
matrixmultiply
maybe_uninit
md5
memchr
memoffset
mime
mime_guess
multipart
nalgebra
base
geometry
linalg
ndarray
ndarray_linalg
net2
netlib_src
nix
num_complex
num_cpus
num_integer
num_rational
num_traits
opaque_debug
percent_encoding
phf
phf_shared
ppv_lite86
proc_macro2
quick_error
quote
rand
rand_chacha
rand_core
rand_distr
rawpointer
regex
regex_syntax
remove_dir_all
rosrust
rosrust_codegen
rosrust_msg
rouille
rustc_demangle
rustros_tf
ryu
safemem
scopeguard
serde
serde_bytes
serde_derive
serde_json
serde_xml_rs
sha1
siphasher
smallvec
syn
tempdir
term
thread_local
threadpool
time
tiny_http
traitobject
twoway
typeable
typenum
ucd_util
unicase
unicode_bidi
unicode_normalization
unicode_xid
url
utf8_ranges
void
xml
xml_rpc
yaml_rust
 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
// Copyright 2019 ndarray developers.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.

use crate::imp_prelude::*;

/// Methods specific to `CowArray`.
///
/// ***See also all methods for [`ArrayBase`]***
///
/// [`ArrayBase`]: struct.ArrayBase.html
impl<'a, A, D> CowArray<'a, A, D>
where
    D: Dimension,
{
    /// Returns `true` iff the array is the view (borrowed) variant.
    pub fn is_view(&self) -> bool {
        self.data.is_view()
    }

    /// Returns `true` iff the array is the owned variant.
    pub fn is_owned(&self) -> bool {
        self.data.is_owned()
    }
}

impl<'a, A, D> From<ArrayView<'a, A, D>> for CowArray<'a, A, D>
where
    D: Dimension,
{
    fn from(view: ArrayView<'a, A, D>) -> CowArray<'a, A, D> {
        ArrayBase {
            data: CowRepr::View(view.data),
            ptr: view.ptr,
            dim: view.dim,
            strides: view.strides,
        }
    }
}

impl<'a, A, D> From<Array<A, D>> for CowArray<'a, A, D>
where
    D: Dimension,
{
    fn from(array: Array<A, D>) -> CowArray<'a, A, D> {
        ArrayBase {
            data: CowRepr::Owned(array.data),
            ptr: array.ptr,
            dim: array.dim,
            strides: array.strides,
        }
    }
}