holm/nushell
1
1
Fork 0
forked from extern/nushell
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Remove 'empty' block support reminders, for now. (#5214)

Browse Source
This commit is contained in:
Andrés N. Robalino
2022-04-30 22:32:30 -05:00
committed by GitHub
parent 07893e01c1
commit 7a7aa310aa
4 changed files with 77 additions and 103 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
crates/nu-command/src/filters/empty.rs
View File

@ -56,6 +56,7 @@ impl Command for Empty {
}),
},
Example {
// TODO: revisit empty cell path semantics for a record.
description: "Check if more than one column are empty",
example: "[[meal size]; [arepa small] [taco '']] | empty? meal size",
result: Some(Value::Bool {
@ -125,30 +126,15 @@ fn empty(
span: head,
}
.into_pipeline_data()),
PipelineData::Value(value, ..) => {
let answer = is_empty(value);
Ok(Value::Bool {
val: answer,
span: head,
}
.into_pipeline_data())
PipelineData::Value(value, ..) => Ok(Value::Bool {
val: value.is_empty(),
span: head,
}
.into_pipeline_data()),
}
}
}
pub fn is_empty(value: Value) -> bool {
match value {
Value::List { vals, .. } => vals.is_empty(),
Value::String { val, .. } => val.is_empty(),
Value::Binary { val, .. } => val.is_empty(),
Value::Nothing { .. } => true,
Value::Record { cols, .. } => cols.is_empty(),
_ => false,
}
}
#[cfg(test)]
mod tests {
use super::*;