sashjakk / code-gen-calculator

Simple demonstration how to use KotlinPoet to generate code with combination of KAPT and simple yet another calculator example.

Code Generation with KAPT

Simple demonstration how to use KotlinPoet to generate code with combination of KAPT and simple yet another calculator example.

Project structure

• app - cli application module, contains hand written calculator and operation implementations.
• annotation - single annotation file module for marking classes suitable for annotation processing tool (requires to be in a separate module to avoid circular dependencies between modules).
• kapt-tool - annotation processor module, which actually generates code using KotlinPoet.

Useful links

• KotlinPoet docs
• Google AutoService library
• KotlinConf talk about Annotation Processing
• Gradle multi - project builds