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22 lines
637 B
Rust
22 lines
637 B
Rust
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use std::process::Command;
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use crate::error::ParseError;
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/// Execute an arbitrary Unix command and return the stdout as a `String` if
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/// successful.
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pub fn execute(command: &str, args: &Vec<&str>) -> Result<String, ParseError> {
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let output = Command::new(command).args(args).output()?;
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if !output.status.success() {
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let msg = String::from_utf8_lossy(&output.stderr);
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return Err(ParseError::ProcessFailure(format!(
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"Process failure: {} {}, error {}",
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command,
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args.join(" "),
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msg
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)));
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}
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Ok(String::from_utf8_lossy(&output.stdout).to_string())
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}
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