17 lines
565 B
Rust
17 lines
565 B
Rust
use crate::prelude::*;
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pub fn cd(node: Node, shenv: &mut ShEnv) -> ShResult<()> {
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let rule = node.into_rule();
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if let NdRule::Command { argv, redirs: _ } = rule {
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let mut argv_iter = argv.into_iter();
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argv_iter.next(); // Ignore 'cd'
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let dir_raw = argv_iter.next().map(|arg| shenv.input_slice(arg.span()).into()).unwrap_or(std::env::var("HOME")?);
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let dir = PathBuf::from(&dir_raw);
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std::env::set_current_dir(dir)?;
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let new_dir = std::env::current_dir()?;
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shenv.vars_mut().export("PWD",new_dir.to_str().unwrap());
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shenv.set_code(0);
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}
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Ok(())
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}
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