forked from extern/nushell
27 lines
749 B
Rust
27 lines
749 B
Rust
use crate::errors::ShellError;
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use crate::prelude::*;
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use futures::stream::BoxStream;
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pub fn sort_by(args: CommandArgs) -> Result<OutputStream, ShellError> {
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let fields: Result<Vec<_>, _> = args.args.iter().map(|a| a.as_string()).collect();
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let fields = fields?;
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let output = args.input.collect::<Vec<_>>();
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let output = output.map(move |mut vec| {
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vec.sort_by_key(|item| {
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fields
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.iter()
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.map(|f| item.get_data_by_key(f).borrow().copy())
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.collect::<Vec<Value>>()
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});
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vec.into_iter()
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.map(|v| ReturnValue::Value(v.copy()))
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.collect::<VecDeque<_>>()
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.boxed()
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});
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Ok(output.flatten_stream().boxed())
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}
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