master
Avril 4 years ago
parent 2b8a285d6c
commit 3beeab54c6
Signed by: flanchan
GPG Key ID: 284488987C31F630

30
Cargo.lock generated

@ -139,9 +139,9 @@ checksum = "0e4cec68f03f32e44924783795810fa50a7035d8c8ebe78580ad7e6c703fba38"
[[package]]
name = "cc"
version = "1.0.62"
version = "1.0.63"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f1770ced377336a88a67c473594ccc14eca6f4559217c34f64aac8f83d641b40"
checksum = "ad9c6140b5a2c7db40ea56eb1821245e5362b44385c05b76288b1a599934ac87"
[[package]]
name = "cfg-if"
@ -452,7 +452,7 @@ dependencies = [
"futures-sink",
"futures-task",
"memchr",
"pin-project 1.0.1",
"pin-project 1.0.2",
"pin-utils",
"proc-macro-hack",
"proc-macro-nested",
@ -656,7 +656,7 @@ dependencies = [
"httparse",
"httpdate",
"itoa",
"pin-project 1.0.1",
"pin-project 1.0.2",
"socket2",
"tokio",
"tower-service",
@ -1016,11 +1016,11 @@ dependencies = [
[[package]]
name = "pin-project"
version = "1.0.1"
version = "1.0.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ee41d838744f60d959d7074e3afb6b35c7456d0f61cad38a24e35e6553f73841"
checksum = "9ccc2237c2c489783abd8c4c80e5450fc0e98644555b1364da68cc29aa151ca7"
dependencies = [
"pin-project-internal 1.0.1",
"pin-project-internal 1.0.2",
]
[[package]]
@ -1036,9 +1036,9 @@ dependencies = [
[[package]]
name = "pin-project-internal"
version = "1.0.1"
version = "1.0.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "81a4ffa594b66bff340084d4081df649a7dc049ac8d7fc458d8e628bfbbb2f86"
checksum = "f8e8d2bf0b23038a4424865103a4df472855692821aab4e4f5c3312d461d9e5f"
dependencies = [
"proc-macro2",
"quote",
@ -1519,9 +1519,9 @@ dependencies = [
[[package]]
name = "termcolor"
version = "1.1.0"
version = "1.1.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "bb6bfa289a4d7c5766392812c0a1f4c1ba45afa1ad47803c11e1f407d846d75f"
checksum = "2dfed899f0eb03f32ee8c6a0aabdb8a7949659e3466561fc0adf54e26d88c5f4"
dependencies = [
"winapi-util",
]
@ -1548,9 +1548,9 @@ dependencies = [
[[package]]
name = "tinyvec"
version = "1.0.1"
version = "1.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b78a366903f506d2ad52ca8dc552102ffdd3e937ba8a227f024dc1d1eae28575"
checksum = "ccf8dbc19eb42fba10e8feaaec282fb50e2c14b2726d6301dbfeed0f73306a6f"
dependencies = [
"tinyvec_macros",
]
@ -1720,9 +1720,9 @@ dependencies = [
[[package]]
name = "unicode-normalization"
version = "0.1.14"
version = "0.1.16"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b7f98e67a4d84f730d343392f9bfff7d21e3fca562b9cb7a43b768350beeddc6"
checksum = "a13e63ab62dbe32aeee58d1c5408d35c36c392bba5d9d3142287219721afe606"
dependencies = [
"tinyvec",
]

@ -197,20 +197,59 @@ pub type GenericID = uuid::Uuid;
/// ```
/// check_size!((u8, u8)); // Expected ... found one with *2* elements
/// ```
/// # Size assertions
/// Can also be used to statically assert the size of a type
/// ```
/// # use datse::ext::check_size;
/// check_size!(u16 as 2; "u16 should be 2 bytes");
/// check_size!(u16 where == 2; "u16 should be 2 bytes");
/// check_size!(u16 where < 3; "u16 should be lower than 3 bytes");
/// check_size!(u16 where > 1; "u16 should be larger that 1 byte");
/// check_size!(u16 where != 0; "u16 should be larger that 0 bytes");
/// ```
///
/// You can also combine multiple
/// ```
/// # use datse::ext::check_size;
/// check_size!([u8; 512] where {
/// != 10;
/// > 511;
/// < 513;
/// == 512
/// });
/// ```
///
/// This can be used to give you prompts as to when you might want to consider boxing a type.
#[macro_export] macro_rules! check_size {
($t:ty) => {
const _: [(); 0] = [(); ::std::mem::size_of::<$t>()];
};
($t:ty as $n:literal $(; $msg:literal)?) => {
($t:ty where == $n:literal $(; $msg:literal)?) => {
const _: [(); $n] = [(); ::std::mem::size_of::<$t>()];
}
};
($t:ty where {$($op:tt $n:literal);+} $(; $msg:literal)?) => {
$(
$crate::static_assert!(::std::mem::size_of::<$t>() $op $n);
)+
};
($t:ty where $op:tt $n:literal $(; $msg:literal)?) => {
$crate::static_assert!(::std::mem::size_of::<$t>() $op $n $(; $msg)?);
};
}
check_size!(u8 where == 1);
check_size!(u16 where > 1);
check_size!([u8; 512] where <= 512);
check_size!([u8; 512] where {
!= 10;
> 511;
< 513;
== 512
});
/// Assert the output of a constant boolean expression is `true` at compile time.
#[macro_export] macro_rules! static_assert {
($val:expr $(; $msg:literal)?) => {
@ -299,15 +338,15 @@ impl<T> UnwrapErrInfallible<T> for Result<!, T>
///
/// Load the private module, and then re-export all its internals.
#[macro_export] macro_rules! submod {
(priv $name:path $(; $doc:literal)?) => {
(priv $name:ident $(; $doc:literal)?) => {
$(#[doc=$doc])?
mod $name;
use $name::*;
};
($vis:vis $name:path $(; $doc:literal)?) => {
($vis:vis $name:ident $(; $doc:literal)?) => {
$(#[doc=$doc])?
mod $name;
$vis use $name::*;
};
($name:path $(; $doc:literal)) => ($crate::submod!(pub $name $(; $doc)?));
($name:ident $(; $doc:literal)?) => ($crate::submod!(pub $name $(; $doc)?));
}

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