forked from extern/nushell
43 lines
900 B
Rust
43 lines
900 B
Rust
use crate::prelude::*;
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use nu_errors::ShellError;
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use nu_protocol::{CommandAction, ReturnSuccess, Signature};
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use nu_engine::WholeStreamCommand;
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pub struct Previous;
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impl WholeStreamCommand for Previous {
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fn name(&self) -> &str {
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"p"
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}
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fn signature(&self) -> Signature {
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Signature::build("p")
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}
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fn usage(&self) -> &str {
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"Go to previous shell."
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}
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fn run_with_actions(&self, args: CommandArgs) -> Result<ActionStream, ShellError> {
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Ok(previous(args))
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}
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}
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fn previous(_args: CommandArgs) -> ActionStream {
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vec![Ok(ReturnSuccess::Action(CommandAction::PreviousShell))].into()
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}
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#[cfg(test)]
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mod tests {
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use super::Previous;
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use super::ShellError;
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#[test]
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fn examples_work_as_expected() -> Result<(), ShellError> {
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use crate::examples::test as test_examples;
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test_examples(Previous {})
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}
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}
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