Files
addr2line
adler
adler32
ahash
aho_corasick
angle
approx
backtrace
bitflags
blender
bytemuck
byteorder
case
cast_trait
cfg_if
chrono
color
color_quant
const_fn
crc32fast
crossbeam
crossbeam_channel
crossbeam_deque
crossbeam_epoch
crossbeam_queue
crossbeam_skiplist
crossbeam_utils
darling
darling_core
darling_macro
dds
deflate
densevec
derive_builder
derive_builder_core
dot
downcast_rs
dual_quat
either
erased_serde
failure
failure_derive
fixedbitset
float_cmp
fnv
freeimage
freeimage_sys
freetype
freetype_gl_sys
freetype_sys
freetypegl
futures
futures_channel
futures_core
futures_executor
futures_io
futures_macro
futures_sink
futures_task
futures_util
async_await
future
io
lock
sink
stream
task
fxhash
generational_arena
generic_array
getrandom
gif
gimli
glfw
glfw_sys
glin
glin_derive
glsl
half
harfbuzz
harfbuzz_ft_sys
harfbuzz_sys
hashbrown
human_sort
ident_case
image
indexmap
instant
itertools
itoa
jpeg_decoder
lazy_static
libc
libm
lock_api
log
lut_parser
matrixmultiply
memchr
memoffset
meshopt
miniz_oxide
monotonic_clock
mopa
mutiny_derive
na
nalgebra
base
geometry
linalg
ncollide3d
bounding_volume
interpolation
partitioning
pipeline
procedural
query
algorithms
closest_points
contact
distance
nonlinear_time_of_impact
point
proximity
ray
time_of_impact
visitors
shape
transformation
utils
nom
num_complex
num_cpus
num_integer
num_iter
num_rational
num_traits
numext_constructor
numext_fixed_uint
numext_fixed_uint_core
numext_fixed_uint_hack
object
once_cell
parking_lot
parking_lot_core
pathfinding
pennereq
petgraph
pin_project_lite
pin_utils
png
polygon2
ppv_lite86
proc_macro2
proc_macro_crate
proc_macro_hack
proc_macro_nested
quote
rand
rand_chacha
rand_core
rand_distr
raw_window_handle
rawpointer
rayon
rayon_core
rect_packer
regex
regex_syntax
retain_mut
rin
rin_app
rin_blender
rin_core
rin_gl
rin_graphics
rin_gui
rin_material
rin_math
rin_postpo
rin_scene
rin_util
rin_window
rinblender
rinecs
rinecs_derive
rinecs_derive_utils
ringui_derive
rustc_demangle
rusty_pool
ryu
scopeguard
seitan
seitan_derive
semver
semver_parser
serde
serde_derive
serde_json
shaderdata_derive
simba
slab
slice_of_array
slotmap
smallvec
std140_data
streaming_iterator
strsim
syn
synstructure
thiserror
thiserror_impl
thread_local
tiff
time
toml
typenum
unchecked_unwrap
unicode_xid
vec2
vec3
weezl
x11
zlib_sys
 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
58
59
60
61
62
63
64
65
66
67
use std::error;
use std::fmt::{self, Formatter, Display};
use std::result;

#[derive(Debug)]
pub struct Error{
    description: String,
    cause: Option<Box<dyn error::Error + Send + Sync>>,
}

impl Error{
    pub fn new(desc: &str) -> Error{
        Error{
            description: desc.to_owned(),
            cause: None,
        }
    }

    pub fn with_cause<'a, E: 'static + error::Error + Send + Sync, C: Into<Option<E>>>(desc: &str, cause: C) -> Error{
        Error{
            description: desc.to_owned(),
            cause: cause.into().map(|e| Box::new(e) as Box<dyn error::Error + Send + Sync>),
        }
    }
}


impl error::Error for Error{
    fn source(&self) -> Option<&(dyn error::Error + 'static)>{
        self.cause.as_ref().map(|e| &**e as &dyn error::Error)
    }
}

impl Display for Error{
    fn fmt(&self, fmt: &mut Formatter) -> fmt::Result{
        fmt.write_str(&self.description)?;
        fmt.write_str("\n")?;
        if let Some(cause) = self.cause.as_ref(){
            fmt.write_str("cause: ")?;
            cause.fmt(fmt)
        }else{
            Ok(())
        }
    }
}


impl<'a> From<&'a str> for Error{
    fn from(desc: &str) -> Error{
        Error::new(desc)
    }
}

pub type Result<T> = result::Result<T, Error>;

pub trait LogErr{
    fn log_err(self, desc: &str) -> Self;
}

impl<T,E: error::Error> LogErr for result::Result<T,E>{
    fn log_err(self, desc: &str) -> Self{
        self.map_err(|err| {
            log::error!("{}: {}", desc, err);
            err
        })
    }
}