Rename compare to by

This commit is contained in:
Malo 2025-01-23 16:08:38 +01:00
parent 40302e472a
commit 9e910df769
2 changed files with 13 additions and 15 deletions

View File

@ -848,8 +848,8 @@ impl Array {
/// first element is smaller, positive if the second element is smaller.
/// If `{0}` is returned, the order of the elements is not modified.
///
/// When used together with `key`, `compare` will be passed the keys
/// instead of the elements.
/// When used together with `key`, `by` will be passed the keys instead
/// of the elements.
///
/// ```example
/// #(
@ -859,11 +859,11 @@ impl Array {
/// "length",
/// ).sorted(
/// key: s => s.len(),
/// compare: (x, y) => y - x,
/// by: (x, y) => y - x,
/// )
/// ```
#[named]
compare: Option<Func>,
by: Option<Func>,
) -> SourceResult<Array> {
let mut result = Ok(());
let mut vec = self.0;
@ -876,14 +876,12 @@ impl Array {
};
let x = key_of(x)?;
let y = key_of(y)?;
match &compare {
match &by {
Some(f) => Ok(match f.call(engine, context, [x, y])? {
Value::Int(x) => x.cmp(&0),
x => bail!(
span,
"expected integer from `compare` function, got {}",
x.ty()
),
x => {
bail!(span, "expected integer from `by` function, got {}", x.ty())
}
}),
None => ops::compare(&x, &y).at(span),
}

View File

@ -355,12 +355,12 @@
#test((2, 1, 3, 10, 5, 8, 6, -7, 2).sorted(), (-7, 1, 2, 2, 3, 5, 6, 8, 10))
#test((2, 1, 3, -10, -5, 8, 6, -7, 2).sorted(key: x => x), (-10, -7, -5, 1, 2, 2, 3, 6, 8))
#test((2, 1, 3, -10, -5, 8, 6, -7, 2).sorted(key: x => x * x), (1, 2, 2, 3, -5, 6, -7, 8, -10))
#test(("I", "the", "hi", "text").sorted(compare: (x, y) => x.len() - y.len()), ("I", "hi", "the", "text"))
#test(("I", "the", "hi", "text").sorted(key: x => x.len(), compare: (x, y) => y - x), ("text", "the", "hi", "I"))
#test(("I", "the", "hi", "text").sorted(by: (x, y) => x.len() - y.len()), ("I", "hi", "the", "text"))
#test(("I", "the", "hi", "text").sorted(key: x => x.len(), by: (x, y) => y - x), ("text", "the", "hi", "I"))
--- array-sorted-invalid-compare-function ---
// Error: 2-44 expected integer from `compare` function, got string
#(1, 2, 3).sorted(compare: (_, _) => "hmm")
--- array-sorted-invalid-by-function ---
// Error: 2-39 expected integer from `by` function, got string
#(1, 2, 3).sorted(by: (_, _) => "hmm")
--- array-sorted-key-function-positional-1 ---
// Error: 12-18 unexpected argument