34 lines
873 B
Rust
34 lines
873 B
Rust
use std::process;
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pub trait CommandExt {
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fn quiet(&mut self) -> &mut Self;
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fn expect_success_status(&mut self, msg: &str) -> process::ExitStatus;
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fn expect_success_output(&mut self, msg: &str) -> process::Output;
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}
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impl CommandExt for process::Command {
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fn quiet(&mut self) -> &mut Self {
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self.stdout(process::Stdio::null())
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.stderr(process::Stdio::null())
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}
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fn expect_success_status(&mut self, msg: &str) -> process::ExitStatus {
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self.expect_success_output(msg).status
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}
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fn expect_success_output(&mut self, msg: &str) -> process::Output {
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let output = self.output().expect(msg);
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if !output.status.success() {
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panic!(
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"{}: command {:?} exited with error {:?}\nSTDOUT: {}\nSTDERR: {}",
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msg,
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self,
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output.status.code(),
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String::from_utf8_lossy(&output.stdout),
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String::from_utf8_lossy(&output.stderr)
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);
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}
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output
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}
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}
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