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User error propagation operator (#2201)

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This commit is contained in:
Joseph T. Lyons 2020-07-17 21:12:06 -04:00 committed by GitHub
parent b358804904
commit dbe0effd67
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 12 additions and 28 deletions
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26
crates/nu-cli/src/commands/group_by_date.rs
View file

@ -98,14 +98,11 @@ pub async fn group_by_date(
Grouper::ByDate(None)
};
match (grouper_date, grouper_column) {
let value_result = match (grouper_date, grouper_column) {
(Grouper::ByDate(None), GroupByColumn::Name(None)) => {
let block = Box::new(move |_, row: &Value| row.format("%Y-%b-%d"));
match crate::utils::data::group(&values, &Some(block), &name) {
Ok(grouped) => Ok(OutputStream::one(ReturnSuccess::value(grouped))),
Err(err) => Err(err),
}
crate::utils::data::group(&values, &Some(block), &name)
}
(Grouper::ByDate(None), GroupByColumn::Name(Some(column_name))) => {
let block = Box::new(move |_, row: &Value| {
@ -117,18 +114,12 @@ pub async fn group_by_date(
group_key?.format("%Y-%b-%d")
});
match crate::utils::data::group(&values, &Some(block), &name) {
Ok(grouped) => Ok(OutputStream::one(ReturnSuccess::value(grouped))),
Err(err) => Err(err),
}
crate::utils::data::group(&values, &Some(block), &name)
}
(Grouper::ByDate(Some(fmt)), GroupByColumn::Name(None)) => {
let block = Box::new(move |_, row: &Value| row.format(&fmt));
match crate::utils::data::group(&values, &Some(block), &name) {
Ok(grouped) => Ok(OutputStream::one(ReturnSuccess::value(grouped))),
Err(err) => Err(err),
}
crate::utils::data::group(&values, &Some(block), &name)
}
(Grouper::ByDate(Some(fmt)), GroupByColumn::Name(Some(column_name))) => {
let block = Box::new(move |_, row: &Value| {
@ -140,12 +131,11 @@ pub async fn group_by_date(
group_key?.format(&fmt)
});
match crate::utils::data::group(&values, &Some(block), &name) {
Ok(grouped) => Ok(OutputStream::one(ReturnSuccess::value(grouped))),
Err(err) => Err(err),
}
crate::utils::data::group(&values, &Some(block), &name)
}
}
};
Ok(OutputStream::one(ReturnSuccess::value(value_result?)))
}
}

7
crates/nu-cli/src/commands/insert.rs
View file

@ -56,10 +56,9 @@ async fn insert(args: CommandArgs, registry: &CommandRegistry) -> Result<OutputS
Value {
value: UntaggedValue::Row(_),
..
} => match row.insert_data_at_column_path(&column, value.clone()) {
Ok(v) => Ok(ReturnSuccess::Value(v)),
Err(err) => Err(err),
},
} => Ok(ReturnSuccess::Value(
row.insert_data_at_column_path(&column, value.clone())?,
)),
Value { tag, .. } => Err(ShellError::labeled_error(
"Unrecognized type in stream",

7
crates/nu-cli/src/commands/math/utils.rs
View file

@ -50,12 +50,7 @@ pub fn calculate(values: &[Value], name: &Tag, mf: MathFunction) -> Result<Value
// The mathematical function operates over the columns of the table
let mut column_totals = IndexMap::new();
for (col_name, col_vals) in column_values {
match mf(&col_vals, &name) {
Ok(result) => {
column_totals.insert(col_name, result);
}
Err(err) => return Err(err),
}
column_totals.insert(col_name, mf(&col_vals, &name)?);
}
Ok(UntaggedValue::Row(Dictionary {