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HT154
reviewed
Nov 26, 2025
| If the property uses amendment syntax (block syntax), it amends the target's nested object. | ||
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| **Elements**: Elements from the source object are appended to the target's element list. | ||
| Element indices are automatically offset to account for existing elements in the target. |
Contributor
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May be worth noting that this has similar semantics to the spread operation.
| Element indices are automatically offset to account for existing elements in the target. | ||
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| **Entries**: Entries from the source object are merged into the target's entry map. | ||
| If a key exists in both objects, the source value overrides the target value. |
Contributor
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What about amend syntax and how Int keys can interact with elements?
bioball
reviewed
Nov 27, 2025
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| === Typed Mixins | ||
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| Currently, the `Mixin` type is untyped - it accepts and produces `unknown` values. |
Member
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The Mixin typealias has a type parameter; Mixin<Foo> is a valid mixin.
The un-paramaterized Mixin stands for Mixin<unknown>.
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apple/pkl#1257