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get now behaves correctly with integer cell paths

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patch
This commit is contained in:
cosineblast 2024-12-18 17:40:23 -03:00
parent 7766b3893f
commit fb65d5e721
1 changed files with 31 additions and 11 deletions
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42
crates/nu-command/src/filters/get.rs
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@ -145,6 +145,13 @@ If multiple cell paths are given, this will produce a list of values."#
}
}
// the PipelineData.follow_cell_path function, when given a
// stream, collects it into a vec before doing its job
//
// this is fine, since it returns a Result<Value ShellError>,
// but if we want to follow a PipelineData into a cell path and
// return another PipelineData, then we have to take care to
// make sure it streams
pub fn follow_cell_path_into_stream(
data: PipelineData,
signals: Signals,
@ -154,19 +161,32 @@ pub fn follow_cell_path_into_stream(
) -> Result<PipelineData, ShellError> {
match data {
PipelineData::ListStream(stream, ..) => {
let result = stream
.into_iter()
.map(move |value| {
let span = value.span();
let has_int_member = cell_path.iter().any(|it| match it {
PathMember::String { .. } => false,
PathMember::Int { .. } => true,
});
match value.follow_cell_path(&cell_path, insensitive) {
Ok(v) => v,
Err(error) => Value::error(error, span),
}
})
.into_pipeline_data(head, signals);
if has_int_member {
// when given an integer/indexing, we fallback to
// the default nushell indexing behaviour
Value::list(stream.into_iter().collect(), head)
.follow_cell_path(&cell_path, insensitive)
.map(|it| it.into_pipeline_data())
} else {
let result = stream
.into_iter()
.map(move |value| {
let span = value.span();
Ok(result)
match value.follow_cell_path(&cell_path, insensitive) {
Ok(v) => v,
Err(error) => Value::error(error, span),
}
})
.into_pipeline_data(head, signals);
Ok(result)
}
}
_ => data