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making ls and du supports rest parameters. (#12327)

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# Description
Close: #12147
Close: #11796 

About the change: it make pattern handling into a function:
`ls_for_one_pattern`(for ls), `du_for_one_pattern`(for du). Then
iterates on user input pattern, call these core function, and chaining
these iterator to one pipelinedata.
This commit is contained in:
Wind
2024-04-13 23:03:17 +08:00
committed by GitHub
parent 56cdee1fd8
commit 0110345755
5 changed files with 462 additions and 332 deletions
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31
crates/nu-command/src/filesystem/util.rs
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@ -131,34 +131,3 @@ pub fn get_rest_for_glob_pattern(
Ok(output)
}
/// Get optional arguments from given `call` with position `pos`.
///
/// It's similar to `call.opt`, except that it always returns NuGlob.
pub fn opt_for_glob_pattern(
engine_state: &EngineState,
stack: &mut Stack,
call: &Call,
pos: usize,
) -> Result<Option<Spanned<NuGlob>>, ShellError> {
if let Some(expr) = call.positional_nth(pos) {
let eval_expression = get_eval_expression(engine_state);
let result = eval_expression(engine_state, stack, expr)?;
let result_span = result.span();
let result = match result {
Value::String { val, .. }
if matches!(
&expr.expr,
Expr::FullCellPath(_) | Expr::StringInterpolation(_)
) =>
{
// should quote if given input type is not glob.
Value::glob(val, expr.ty != Type::Glob, result_span)
}
other => other,
};
FromValue::from_value(result).map(Some)
} else {
Ok(None)
}
}