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Fix external extra (#4777)

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* Fix empty table from externals

* Fix empty table from externals
This commit is contained in:
JT
2022-03-07 20:17:33 -05:00
committed by GitHub
parent 35ff1076f3
commit 299fea8538
18 changed files with 138 additions and 41 deletions
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10
crates/nu-command/src/conversions/into/binary.rs
View File

@ -99,7 +99,15 @@ fn into_binary(
let column_paths: Vec<CellPath> = call.rest(engine_state, stack, 0)?;
match input {
PipelineData::ExternalStream { stdout: stream, .. } => {
PipelineData::ExternalStream { stdout: None, .. } => Ok(Value::Binary {
val: vec![],
span: head,
}
.into_pipeline_data()),
PipelineData::ExternalStream {
stdout: Some(stream),
..
} => {
// TODO: in the future, we may want this to stream out, converting each to bytes
let output = stream.into_bytes()?;
Ok(Value::Binary {

10
crates/nu-command/src/conversions/into/string.rs
View File

@ -150,7 +150,15 @@ fn string_helper(
}
match input {
PipelineData::ExternalStream { stdout: stream, .. } => {
PipelineData::ExternalStream { stdout: None, .. } => Ok(Value::String {
val: String::new(),
span: head,
}
.into_pipeline_data()),
PipelineData::ExternalStream {
stdout: Some(stream),
..
} => {
// TODO: in the future, we may want this to stream out, converting each to bytes
let output = stream.into_string()?;
Ok(Value::String {

4
crates/nu-command/src/filesystem/open.rs
View File

@ -121,11 +121,11 @@ impl Command for Open {
let buf_reader = BufReader::new(file);
let output = PipelineData::ExternalStream {
stdout: RawStream::new(
stdout: Some(RawStream::new(
Box::new(BufferedReader { input: buf_reader }),
ctrlc,
call_span,
),
)),
stderr: None,
exit_code: None,
span: call_span,

6
crates/nu-command/src/filters/each.rs
View File

@ -169,7 +169,11 @@ impl Command for Each {
}
})
.into_pipeline_data(ctrlc)),
PipelineData::ExternalStream { stdout: stream, .. } => Ok(stream
PipelineData::ExternalStream { stdout: None, .. } => Ok(PipelineData::new(call.head)),
PipelineData::ExternalStream {
stdout: Some(stream),
..
} => Ok(stream
.into_iter()
.enumerate()
.map(move |(idx, x)| {

6
crates/nu-command/src/filters/par_each.rs
View File

@ -213,7 +213,11 @@ impl Command for ParEach {
.into_iter()
.flatten()
.into_pipeline_data(ctrlc)),
PipelineData::ExternalStream { stdout: stream, .. } => Ok(stream
PipelineData::ExternalStream { stdout: None, .. } => Ok(PipelineData::new(call.head)),
PipelineData::ExternalStream {
stdout: Some(stream),
..
} => Ok(stream
.enumerate()
.par_bridge()
.map(move |(idx, x)| {

2
crates/nu-command/src/filters/skip/skip_.rs
View File

@ -77,7 +77,7 @@ impl Command for Skip {
match input {
PipelineData::ExternalStream {
stdout: stream,
stdout: Some(stream),
span: bytes_span,
metadata,
..

4
crates/nu-command/src/network/fetch.rs
View File

@ -357,13 +357,13 @@ fn response_to_buffer(
let buffered_input = BufReader::new(response);
PipelineData::ExternalStream {
stdout: RawStream::new(
stdout: Some(RawStream::new(
Box::new(BufferedReader {
input: buffered_input,
}),
engine_state.ctrlc.clone(),
span,
),
)),
stderr: None,
exit_code: None,
span,

4
crates/nu-command/src/network/post.rs
View File

@ -418,13 +418,13 @@ fn response_to_buffer(
let buffered_input = BufReader::new(response);
PipelineData::ExternalStream {
stdout: RawStream::new(
stdout: Some(RawStream::new(
Box::new(BufferedReader {
input: buffered_input,
}),
engine_state.ctrlc.clone(),
span,
),
)),
stderr: None,
exit_code: None,
span,

6
crates/nu-command/src/strings/decode.rs
View File

@ -44,7 +44,11 @@ impl Command for Decode {
let encoding: Spanned<String> = call.req(engine_state, stack, 0)?;
match input {
PipelineData::ExternalStream { stdout: stream, .. } => {
PipelineData::ExternalStream { stdout: None, .. } => Ok(PipelineData::new(call.head)),
PipelineData::ExternalStream {
stdout: Some(stream),
..
} => {
let bytes: Vec<u8> = stream.into_bytes()?.item;
let encoding = match Encoding::for_label(encoding.item.as_bytes()) {

29
crates/nu-command/src/system/complete.rs
View File

@ -34,21 +34,24 @@ impl Command for Complete {
exit_code,
..
} => {
let mut cols = vec!["stdout".to_string()];
let mut cols = vec![];
let mut vals = vec![];
let stdout = stdout.into_bytes()?;
if let Ok(st) = String::from_utf8(stdout.item.clone()) {
vals.push(Value::String {
val: st,
span: stdout.span,
})
} else {
vals.push(Value::Binary {
val: stdout.item,
span: stdout.span,
})
};
if let Some(stdout) = stdout {
cols.push("stdout".to_string());
let stdout = stdout.into_bytes()?;
if let Ok(st) = String::from_utf8(stdout.item.clone()) {
vals.push(Value::String {
val: st,
span: stdout.span,
})
} else {
vals.push(Value::Binary {
val: stdout.item,
span: stdout.span,
})
}
}
if let Some(stderr) = stderr {
cols.push("stderr".to_string());

10
crates/nu-command/src/system/run_external.rs
View File

@ -307,7 +307,15 @@ impl ExternalCommand {
let exit_code_receiver = ValueReceiver::new(exit_code_rx);
Ok(PipelineData::ExternalStream {
stdout: RawStream::new(Box::new(stdout_receiver), output_ctrlc.clone(), head),
stdout: if redirect_stdout {
Some(RawStream::new(
Box::new(stdout_receiver),
output_ctrlc.clone(),
head,
))
} else {
None
},
stderr: Some(RawStream::new(
Box::new(stderr_receiver),
output_ctrlc.clone(),

8
crates/nu-command/src/viewers/table.rs
View File

@ -67,7 +67,7 @@ impl Command for Table {
PipelineData::ExternalStream { .. } => Ok(input),
PipelineData::Value(Value::Binary { val, .. }, ..) => {
Ok(PipelineData::ExternalStream {
stdout: RawStream::new(
stdout: Some(RawStream::new(
Box::new(
vec![Ok(format!("{}\n", nu_pretty_hex::pretty_hex(&val))
.as_bytes()
@ -76,7 +76,7 @@ impl Command for Table {
),
ctrlc,
head,
),
)),
stderr: None,
exit_code: None,
span: head,
@ -269,7 +269,7 @@ fn handle_row_stream(
let head = call.head;
Ok(PipelineData::ExternalStream {
stdout: RawStream::new(
stdout: Some(RawStream::new(
Box::new(PagingTableCreator {
row_offset,
config,
@ -279,7 +279,7 @@ fn handle_row_stream(
}),
ctrlc,
head,
),
)),
stderr: None,
exit_code: None,
span: head,

1
crates/nu-command/tests/commands/mod.rs
View File

@ -47,6 +47,7 @@ mod reverse;
mod rm;
mod roll;
mod rotate;
mod run_external;
mod save;
mod select;
mod semicolon;

15
crates/nu-command/tests/commands/run_external.rs Normal file
View File

@ -0,0 +1,15 @@
use nu_test_support::{nu, pipeline};
#[test]
fn better_empty_redirection() {
let actual = nu!(
cwd: "tests/fixtures/formats", pipeline(
r#"
ls | each { |it| nu --testbin cococo $it.name }
"#
));
eprintln!("out: {}", actual.out);
assert!(!actual.out.contains('2'));
}