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use anyhow::{Context, Result};
use crossterm::style::{style, StyledContent, Stylize};
use std::{
fmt::{self, Display, Formatter},
fs,
path::Path,
process::{Command, Output},
};
use crate::{info_file::Mode, DEBUG_PROFILE};
pub struct TerminalFileLink<'a> {
path: &'a str,
}
impl<'a> Display for TerminalFileLink<'a> {
fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
if let Ok(Some(canonical_path)) = fs::canonicalize(self.path)
.as_deref()
.map(|path| path.to_str())
{
write!(
f,
"\x1b]8;;file://{}\x1b\\{}\x1b]8;;\x1b\\",
canonical_path, self.path,
)
} else {
write!(f, "{}", self.path,)
}
}
}
pub struct Exercise {
// Exercise's unique name
pub name: &'static str,
// Exercise's path
pub path: &'static str,
// The mode of the exercise
pub mode: Mode,
// The hint text associated with the exercise
pub hint: String,
pub done: bool,
}
impl Exercise {
fn cargo_cmd(&self, command: &str, args: &[&str]) -> Result<Output> {
let mut cmd = Command::new("cargo");
cmd.arg(command);
// A hack to make `cargo run` work when developing Rustlings.
if DEBUG_PROFILE && Path::new("tests").exists() {
cmd.arg("--manifest-path").arg("dev/Cargo.toml");
}
cmd.arg("--color")
.arg("always")
.arg("-q")
.arg("--bin")
.arg(self.name)
.args(args)
.output()
.context("Failed to run Cargo")
}
pub fn run(&self) -> Result<Output> {
match self.mode {
Mode::Run => self.cargo_cmd("run", &[]),
Mode::Test => self.cargo_cmd(
"test",
&[
"--",
"--color",
"always",
"--nocapture",
"--format",
"pretty",
],
),
Mode::Clippy => self.cargo_cmd(
"clippy",
&["--", "-D", "warnings", "-D", "clippy::float_cmp"],
),
}
}
pub fn terminal_link(&self) -> StyledContent<TerminalFileLink<'_>> {
style(TerminalFileLink { path: self.path })
.underlined()
.blue()
}
}
impl Display for Exercise {
fn fmt(&self, f: &mut Formatter) -> fmt::Result {
self.path.fmt(f)
}
}
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