re_dev_tools/build_search_index/
util.rs

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
use indicatif::ProgressBar;
use std::borrow::Cow;
use std::ffi::OsStr;
use std::io;
use std::path::Path;
use std::process::Command;
use std::process::Stdio;

pub trait CommandExt {
    fn with_cwd<P>(self, cwd: P) -> Self
    where
        P: AsRef<Path>;

    fn with_arg<S>(self, arg: S) -> Self
    where
        S: AsRef<OsStr>;

    fn with_args<I, S>(self, args: I) -> Self
    where
        I: IntoIterator<Item = S>,
        S: AsRef<OsStr>;

    #[allow(unused)]
    fn with_env<K, V>(self, key: K, val: V) -> Self
    where
        K: AsRef<OsStr>,
        V: AsRef<OsStr>;

    #[allow(unused)]
    fn run(self) -> io::Result<()>;

    fn output(self) -> anyhow::Result<Vec<u8>>;

    fn parse_json<T>(self) -> anyhow::Result<T>
    where
        T: for<'de> serde::Deserialize<'de>;
}

impl CommandExt for Command {
    #[inline]
    fn with_cwd<P>(mut self, cwd: P) -> Self
    where
        P: AsRef<Path>,
    {
        self.current_dir(cwd);
        self
    }

    #[inline]
    fn with_arg<S>(mut self, arg: S) -> Self
    where
        S: AsRef<OsStr>,
    {
        self.arg(arg);
        self
    }

    #[inline]
    fn with_args<I, S>(mut self, args: I) -> Self
    where
        I: IntoIterator<Item = S>,
        S: AsRef<OsStr>,
    {
        self.args(args);
        self
    }

    #[inline]
    fn with_env<K, V>(mut self, key: K, val: V) -> Self
    where
        K: AsRef<OsStr>,
        V: AsRef<OsStr>,
    {
        self.env(key, val);
        self
    }

    fn run(mut self) -> io::Result<()> {
        self.spawn()?.wait()?.check()
    }

    fn output(mut self) -> anyhow::Result<Vec<u8>> {
        let output = self
            .stderr(Stdio::piped())
            .stdout(Stdio::piped())
            .spawn()?
            .wait_with_output()?;
        if let Err(err) = output.check() {
            anyhow::bail!(
                "failed to run {self:?}\n{err}\n{}",
                String::from_utf8_lossy(&output.stderr)
            );
        }
        Ok(output.stdout)
    }

    fn parse_json<T>(self) -> anyhow::Result<T>
    where
        T: for<'de> serde::Deserialize<'de>,
    {
        let stdout = self.output()?;
        Ok(serde_json::from_slice(&stdout)?)
    }
}

#[derive(Clone, Copy, Debug)]
pub struct ExitCode(pub i32);

impl std::error::Error for ExitCode {}

impl std::fmt::Display for ExitCode {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        write!(f, "process exited with code {}", self.0)
    }
}

pub trait CheckStatus {
    fn check(&self) -> io::Result<()>;
}

impl CheckStatus for std::process::ExitStatus {
    fn check(&self) -> io::Result<()> {
        match self.success() {
            true => Ok(()),
            false => Err(io::Error::new(
                io::ErrorKind::Other,
                ExitCode(self.code().unwrap_or(-1)),
            )),
        }
    }
}

impl CheckStatus for std::process::Output {
    fn check(&self) -> io::Result<()> {
        self.status.check()
    }
}

pub trait ProgressBarExt {
    fn set(&self, message: impl Into<Cow<'static, str>>, is_tty: bool);
}

impl ProgressBarExt for ProgressBar {
    fn set(&self, message: impl Into<Cow<'static, str>>, is_tty: bool) {
        // `indicatif` doesn't print _anything_ when stdout is not a tty,
        // which makes it harder to diagnose issues on CI.
        // https://github.com/console-rs/indicatif/issues/87
        if is_tty {
            self.println(self.message());
            self.set_message(message);
        } else {
            let message = message.into();
            println!("{message}");
        }
    }
}