nushell/src/commands/cd.rs

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885 B
Rust
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use crate::commands::WholeStreamCommand;
use crate::prelude::*;
use nu_protocol::{SyntaxShape, Signature};
use nu_errors::ShellError;
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pub struct CD;
impl WholeStreamCommand for CD {
fn name(&self) -> &str {
"cd"
}
fn signature(&self) -> Signature {
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Signature::build("cd").optional(
"directory",
SyntaxShape::Path,
"the directory to change to",
)
}
fn usage(&self) -> &str {
"Change to a new path."
}
fn run(
&self,
args: CommandArgs,
registry: &CommandRegistry,
) -> Result<OutputStream, ShellError> {
cd(args, registry)
}
}
fn cd(args: CommandArgs, registry: &CommandRegistry) -> Result<OutputStream, ShellError> {
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let shell_manager = args.shell_manager.clone();
let args = args.evaluate_once(registry)?;
shell_manager.cd(args)
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}