schrottkatze/nix-configs
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rust stuff(tm)

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This commit is contained in:
Schrottkatze 2025-03-26 23:25:25 +01:00
parent 07a58afaff
commit 3ac8ca1f5e
Signed by: schrottkatze
SSH key fingerprint: SHA256:FPOYVeBy3QP20FEM42uWF1Wa/Qhlk+L3S2+Wuau/Auo
2 changed files with 7 additions and 23 deletions
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10
flake.nix
View file

@ -54,18 +54,8 @@
combine [
complete.toolchain
];
# rs-platform = pkgs.makeRustPlatform {
# cargo = rs-toolchain;
# rustc = rs-toolchain;
# };
crane-lib = (crane.mkLib nixpkgs.legacyPackages.${system}).overrideToolchain rs-toolchain;
rs-programs = final: prev: {
# s10e-jrnl = rs-platform.buildRustPackage {
# pname = "jrnl";
# version = "0.0.1";
# src = ./programs/jrnl;
# cargoLock.lockFile = ./programs/jrnl/Cargo.lock;
# };
s10e-jrnl = crane-lib.buildPackage {
pname = "s10e-bs";
version = "0.0.1";

20
programs/flip-bool/src/main.rs
View file

@ -1,7 +1,4 @@
#![feature(iter_array_chunks)]
#![feature(round_char_boundary)]
#![feature(iter_collect_into)]
#![feature(pattern)]
#![feature(pattern, iter_array_chunks, round_char_boundary, iter_collect_into)]
use std::{
io::{Read, Write},
@ -17,17 +14,16 @@ const BOOLS: &[[&str; 2]] = &[
["no", "yes"],
];
fn main() {
fn main() -> std::io::Result<()> {
let mut input = String::new();
let mut stdin = std::io::stdin();
let mut stdout = std::io::stdout();
stdin.read_to_string(&mut input).unwrap();
stdin.read_to_string(&mut input)?;
let bool_locs = find_bools(&input);
stdout
.write_all(replace_bools(&mut input, bool_locs).as_bytes())
.unwrap();
stdout.write_all(replace_bools(&mut input, bool_locs).as_bytes())
}
type BoolLocs = [[Vec<usize>; 2]; BOOL_COUNT];
@ -96,14 +92,12 @@ fn find_bools(input: &str) -> [[Vec<usize>; 2]; BOOL_COUNT] {
&& char_guard(
input[it.1.floor_char_boundary(it.0 - 1)..it.0]
.chars()
.last()
.unwrap(),
.last()?,
)
&& char_guard(
input[(last_idx)..(input.ceil_char_boundary(last_idx + 1))]
.chars()
.last()
.unwrap(),
.last()?,
))
.then_some(it.0)
})