зеркало из https://github.com/mozilla/gecko-dev.git
82 строки
1.8 KiB
Rust
82 строки
1.8 KiB
Rust
// Copyright 2015, Igor Shaula
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// Licensed under the MIT License <LICENSE or
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// http://opensource.org/licenses/MIT>. This file
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// may not be copied, modified, or distributed
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// except according to those terms.
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#[macro_use]
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extern crate serde_derive;
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extern crate winreg;
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use winreg::enums::*;
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#[derive(Debug, Serialize, Deserialize, PartialEq)]
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struct Coords {
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x: u32,
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y: u32,
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}
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#[derive(Debug, Serialize, Deserialize, PartialEq)]
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struct Size {
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w: u32,
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h: u32,
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}
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#[derive(Debug, Serialize, Deserialize, PartialEq)]
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struct Rectangle {
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coords: Coords,
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size: Size,
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}
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#[derive(Debug, Serialize, Deserialize, PartialEq)]
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struct Test {
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t_bool: bool,
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t_u8: u8,
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t_u16: u16,
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t_u32: u32,
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t_u64: u64,
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t_usize: usize,
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t_struct: Rectangle,
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t_string: String,
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t_i8: i8,
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t_i16: i16,
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t_i32: i32,
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t_i64: i64,
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t_isize: isize,
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t_f64: f64,
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t_f32: f32,
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// t_char: char,
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}
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fn main() {
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let hkcu = winreg::RegKey::predef(HKEY_CURRENT_USER);
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let key = hkcu.create_subkey("Software\\RustEncode").unwrap();
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let v1 = Test{
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t_bool: false,
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t_u8: 127,
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t_u16: 32768,
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t_u32: 123456789,
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t_u64: 123456789101112,
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t_usize: 1234567891,
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t_struct: Rectangle{
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coords: Coords{ x: 55, y: 77 },
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size: Size{ w: 500, h: 300 },
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},
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t_string: "test 123!".to_owned(),
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t_i8: -123,
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t_i16: -2049,
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t_i32: 20100,
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t_i64: -12345678910,
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t_isize: -1234567890,
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t_f64: -0.01,
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t_f32: 3.14,
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// t_char: 'a',
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};
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key.encode(&v1).unwrap();
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let v2: Test = key.decode().unwrap();
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println!("Decoded {:?}", v2);
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// This shows `false` because f32 and f64 encoding/decoding is NOT precise
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println!("Equal to encoded: {:?}", v1 == v2);
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}
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