9d24b440bb
* Introduce completion abstractions to nushell. Currently, we rely on rustyline's completion structures. By abstracting this away, we are more flexible to introduce someone elses completion engine, or our own. * Update value_shell.rs Co-authored-by: Jonathan Turner <jonathandturner@users.noreply.github.com>
27 lines
589 B
Rust
27 lines
589 B
Rust
use nu_errors::ShellError;
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#[derive(Debug, Eq, PartialEq)]
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pub struct Suggestion {
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pub display: String,
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pub replacement: String,
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}
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pub struct Context<'a>(pub &'a rustyline::Context<'a>);
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impl<'a> AsRef<rustyline::Context<'a>> for Context<'a> {
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fn as_ref(&self) -> &rustyline::Context<'a> {
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self.0
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}
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}
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pub trait Completer {
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fn complete(
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&self,
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line: &str,
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pos: usize,
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ctx: &Context<'_>,
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) -> Result<(usize, Vec<Suggestion>), ShellError>;
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fn hint(&self, line: &str, pos: usize, ctx: &Context<'_>) -> Option<String>;
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}
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