explode docs and tests
#1291
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explode docs and tests
#1291
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Jolanrensen
approved these changes
Jul 3, 2025
| selector: ColumnsSelector<T, *> = defaultExplodeColumns, | ||
| ): DataFrame<T> = toDataFrame().explode(dropEmpty, selector) | ||
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| columns: ColumnsSelector<T, *> = defaultExplodeColumns, |
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While renaming an argument might not break binary compatibility, it will break source compatibility in some cases. However, as it's almost never named explicitly I think we can let it slide :) This Kotlinconf talk mentions something about compatibility levels if you're interested in them https://youtu.be/JKLqQiYh8GQ?si=gF5LkFq5vAPAxSIG&t=358
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| /** | ||
| * Splits list-like values in the specified [\columns] and spreads them vertically — | ||
| * that is, adds a separate row for each element (one value per row). |
| * If no [\columns] are specified, all columns (at any depth) containing | ||
| * [List] or [DataFrame] values will be exploded. | ||
| * | ||
| * If [dropEmpty] is `true`, rows with empty lists or DataFrames will be removed. |
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Either link to [DataFrame] if you want to specifically mention an instance of the class, or write "dataframes"
| * ### This `explode` overload | ||
| */ | ||
| @ExcludeFromSources | ||
| internal interface ExplodeDocs |
| @@ -43,11 +115,73 @@ public fun <T, C> DataFrame<T>.explode(vararg columns: KProperty<C>, dropEmpty: | |||
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| // region explode DataRow | |||
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| /** | |||
| * Splits list-like values in the specified [\columns] of this [DataRow] and spreads them vertically — | |||
| * that is, adds a separate row for each element (one value per row) | |||
Jolanrensen
reviewed
Jul 4, 2025
| override val Arguments.startingSchema get() = receiver | ||
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| override fun Arguments.interpret(): PluginDataFrameSchema { | ||
| val columns = selector ?: object : ColumnsResolver { | ||
| val columns = columns ?: object : ColumnsResolver { |
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@AndreiKingsley @koperagen make sure to sync this with the actual compiler plugin!
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Close #1277