Fix setting metadata on byte streams (#13416)

# Description
Setting metadata on a byte stream converts it to a list stream. This PR
makes it so that `metadata set` does not alter its input besides the
metadata.

```nushell
open --raw test.json
| metadata set --content-type application/json
| http post https://httpbin.org/post 
```
This commit is contained in:
Ian Manske 2024-07-21 21:15:36 +00:00 committed by GitHub
parent 9ab706db62
commit 6fcd09682c
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@ -42,32 +42,32 @@ impl Command for MetadataSet {
engine_state: &EngineState, engine_state: &EngineState,
stack: &mut Stack, stack: &mut Stack,
call: &Call, call: &Call,
input: PipelineData, mut input: PipelineData,
) -> Result<PipelineData, ShellError> { ) -> Result<PipelineData, ShellError> {
let head = call.head; let head = call.head;
let ds_fp: Option<String> = call.get_flag(engine_state, stack, "datasource-filepath")?; let ds_fp: Option<String> = call.get_flag(engine_state, stack, "datasource-filepath")?;
let ds_ls = call.has_flag(engine_state, stack, "datasource-ls")?; let ds_ls = call.has_flag(engine_state, stack, "datasource-ls")?;
let content_type: Option<String> = call.get_flag(engine_state, stack, "content-type")?; let content_type: Option<String> = call.get_flag(engine_state, stack, "content-type")?;
let signals = engine_state.signals().clone();
let metadata = input let mut metadata = match &mut input {
.metadata() PipelineData::Value(_, metadata)
.clone() | PipelineData::ListStream(_, metadata)
.unwrap_or_default() | PipelineData::ByteStream(_, metadata) => metadata.take().unwrap_or_default(),
.with_content_type(content_type); PipelineData::Empty => return Err(ShellError::PipelineEmpty { dst_span: head }),
};
if let Some(content_type) = content_type {
metadata.content_type = Some(content_type);
}
match (ds_fp, ds_ls) { match (ds_fp, ds_ls) {
(Some(path), false) => Ok(input.into_pipeline_data_with_metadata( (Some(path), false) => metadata.data_source = DataSource::FilePath(path.into()),
head, (None, true) => metadata.data_source = DataSource::Ls,
signals, (Some(_), true) => (), // TODO: error here
metadata.with_data_source(DataSource::FilePath(path.into())), (None, false) => (),
)),
(None, true) => Ok(input.into_pipeline_data_with_metadata(
head,
signals,
metadata.with_data_source(DataSource::Ls),
)),
_ => Ok(input.into_pipeline_data_with_metadata(head, signals, metadata)),
} }
Ok(input.set_metadata(Some(metadata)))
} }
fn examples(&self) -> Vec<Example> { fn examples(&self) -> Vec<Example> {
@ -85,7 +85,9 @@ impl Command for MetadataSet {
Example { Example {
description: "Set the metadata of a file path", description: "Set the metadata of a file path",
example: "'crates' | metadata set --content-type text/plain | metadata", example: "'crates' | metadata set --content-type text/plain | metadata",
result: Some(Value::record(record!("content_type" => Value::string("text/plain", Span::test_data())), Span::test_data())), result: Some(Value::test_record(record! {
"content_type" => Value::test_string("text/plain"),
})),
}, },
] ]
} }