heapy/kortex

Use when running Java snippets in JShell or using JShell as a Java REPL or scratchpad.

Use when working with JetBrains Kotlin Toolchain v0.12.x, formerly Amper, including module.yaml, project.yaml, module templates, nested templates, libs.versions.toml, the kotlin CLI wrapper, // project paths, Kotlin/JVM, Android, iOS, Kotlin Multiplatform, Kotlin/JS, Kotlin/Wasm (wasm-js, wasm-wasi), Kotlin/Native, server-side apps, dependencies, testing, KMP library publishing, Maven Central, build plugins, built-in technologies (Compose, Ktor, Spring Boot, serialization, kotlinx.rpc, DataFrame, Power Assert, KSP, Lombok), Maven migration, JDK provisioning, and toolchain caches.

Use when building, modifying, debugging, or reviewing Ktor 3.5.x server and client applications, including routing, requests/responses, plugins, serialization, authentication, sessions, WebSockets, SSE, engines, testing, deployment, and Kotlin multiplatform client work.

Use when creating, writing, or running standalone executable Kotlin scripts with the .main.kts extension, including the kotlin script runner, shebang execution, @file:DependsOn/@file:Repository/@file:Import/@file:CompilerOptions/@file:OptIn annotations, script dependencies, command-line args, compiled-script caching, and common scripting libraries such as ktor, kotlinx-serialization, kotlinx-coroutines, clikt, and kotlinx-html.

Use when writing, reviewing, or modernizing Kotlin code with recent language versions (2.0–2.4.x, including 2.4.10 and 2.4.20-Beta1), including context parameters, collection literals, guard conditions in when, multi-dollar interpolation, non-local break/continue, explicit backing fields, nested type aliases, name-based destructuring, data objects, Enum.entries, rangeUntil, unused-return-value checker, K2 smart casts, contracts, experimental -X compiler flags, exception-handling idioms (runCatching vs try/catch, Result), and stdlib APIs such as Uuid, Base64, HexFormat, kotlin.time Instant/Clock, and atomics.