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Merge pull request #68 from nushell/list_table2

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improve table for lists
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JT 2021-09-26 07:37:49 +13:00 committed by GitHub
commit 1015ea814c
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1 changed files with 21 additions and 16 deletions
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37
crates/nu-command/src/table.rs
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@ -65,30 +65,35 @@ fn convert_to_table(iter: impl IntoIterator<Item = Value>) -> Option<nu_table::T
let mut iter = iter.into_iter().peekable();
if let Some(first) = iter.peek() {
let mut headers = match first {
Value::Record { .. } => first.columns(),
_ => ["Column_0".to_string()].to_vec(),
};
let mut headers = first.columns();
headers.insert(0, "#".into());
if !headers.is_empty() {
headers.insert(0, "#".into());
}
let mut data = vec![];
for (row_num, item) in iter.enumerate() {
let mut row = vec![row_num.to_string()];
for header in headers.iter().skip(1) {
let result = match item {
Value::Record { .. } => item.clone().follow_cell_path(&[PathMember::String {
val: header.into(),
span: Span::unknown(),
}]),
_ => Ok(item.clone()),
};
if headers.is_empty() {
row.push(item.into_string())
} else {
for header in headers.iter().skip(1) {
let result = match item {
Value::Record { .. } => {
item.clone().follow_cell_path(&[PathMember::String {
val: header.into(),
span: Span::unknown(),
}])
}
_ => Ok(item.clone()),
};
match result {
Ok(value) => row.push(value.into_string()),
Err(_) => row.push(String::new()),
match result {
Ok(value) => row.push(value.into_string()),
Err(_) => row.push(String::new()),
}
}
}