ae0216d557
Follow up https://github.com/rust-lang/rust/pull/96861. This PR uses the traits added to the Rust 2021 Edition prelude. > The `TryInto`, `TryFrom` and `FromIterator` traits are now part of the prelude. https://doc.rust-lang.org/edition-guide/rust-2021/prelude.html
75 lines
2.0 KiB
Rust
75 lines
2.0 KiB
Rust
// run-rustfix
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#![allow(
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clippy::cast_lossless,
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// Int::max_value will be deprecated in the future
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deprecated,
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)]
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#![warn(clippy::checked_conversions)]
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// Positive tests
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// Signed to unsigned
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pub fn i64_to_u32(value: i64) {
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let _ = value <= (u32::max_value() as i64) && value >= 0;
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let _ = value <= (u32::MAX as i64) && value >= 0;
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}
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pub fn i64_to_u16(value: i64) {
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let _ = value <= i64::from(u16::max_value()) && value >= 0;
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let _ = value <= i64::from(u16::MAX) && value >= 0;
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}
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pub fn isize_to_u8(value: isize) {
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let _ = value <= (u8::max_value() as isize) && value >= 0;
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let _ = value <= (u8::MAX as isize) && value >= 0;
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}
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// Signed to signed
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pub fn i64_to_i32(value: i64) {
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let _ = value <= (i32::max_value() as i64) && value >= (i32::min_value() as i64);
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let _ = value <= (i32::MAX as i64) && value >= (i32::MIN as i64);
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}
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pub fn i64_to_i16(value: i64) {
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let _ = value <= i64::from(i16::max_value()) && value >= i64::from(i16::min_value());
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let _ = value <= i64::from(i16::MAX) && value >= i64::from(i16::MIN);
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}
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// Unsigned to X
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pub fn u32_to_i32(value: u32) {
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let _ = value <= i32::max_value() as u32;
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let _ = value <= i32::MAX as u32;
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}
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pub fn usize_to_isize(value: usize) {
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let _ = value <= isize::max_value() as usize && value as i32 == 5;
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let _ = value <= isize::MAX as usize && value as i32 == 5;
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}
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pub fn u32_to_u16(value: u32) {
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let _ = value <= u16::max_value() as u32 && value as i32 == 5;
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let _ = value <= u16::MAX as u32 && value as i32 == 5;
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}
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// Negative tests
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pub fn no_i64_to_i32(value: i64) {
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let _ = value <= (i32::max_value() as i64) && value >= 0;
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let _ = value <= (i32::MAX as i64) && value >= 0;
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}
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pub fn no_isize_to_u8(value: isize) {
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let _ = value <= (u8::max_value() as isize) && value >= (u8::min_value() as isize);
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let _ = value <= (u8::MAX as isize) && value >= (u8::MIN as isize);
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}
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pub fn i8_to_u8(value: i8) {
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let _ = value >= 0;
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}
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fn main() {}
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