init research

2026-02-08 11:20:43 -10:00
commit bdf064f54d
3041 changed files with 1592200 additions and 0 deletions
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+package org.jetbrains.kotlinx.dataframe
+
+import org.jetbrains.kotlinx.dataframe.annotations.DataSchema
+import org.jetbrains.kotlinx.dataframe.api.add
+import org.jetbrains.kotlinx.dataframe.api.take
+import org.jetbrains.kotlinx.dataframe.api.select
+import org.jetbrains.kotlinx.dataframe.api.cast
+import org.jetbrains.kotlinx.dataframe.io.readJson
+
+@DataSchema
+interface HistoryItem {
+    val header: String
+    val title: String
+    val titleUrl: String?
+    val subtitles: DataFrame<Subtitle>
+    val time: String
+    val products: List<String>
+    val activityControls: List<String>
+    val details: DataFrame<Details>
+}
+
+interface Subtitle {
+    val name: String
+    val url: String?
+}
+interface Details {
+    val name: String
+}
+
+fun main() {
+    val df = DataFrame.readJson("").cast<HistoryItem>()
+
+    df.select { time }.add("id") { index() }.take(20).<!SYNTAX!><!>
+}
+
+fun box() = "OK"