January 2026
Intermediate to advanced
372 pages
8h 14m
English
Content preview from Building Programming Language Interpreters
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4
Native Types, User Types, and Extension Points
In this chapter, we will look at how different languages use different type systems, how users create their own types, and different approaches to modeling a type system for your own language. We will also look at how that relates to native code that needs to interact with the type system of an interpreted language.
We will discuss the following aspects:
- What types of type systems are used by different languages
- How native language types and user-defined types differ and how they interact
- How to think about modeling the type system
- How the type system interacts with the native language
By the end of this chapter, you will have a nuanced understanding of how type systems interact with the interpreter, ...
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