Create DSL (Domain Specific Language) on top of Swift

Did you know you can build your own programming language inside Swift? Learn how to create powerful DSLs for any domain using features like Result Builders.

#1about 2 minutes

Defining a Domain Specific Language (DSL)

A Domain Specific Language is a high-level programming language optimized to solve problems within a specific business domain.

#2about 2 minutes

Classifying internal vs external DSLs

DSLs can be classified as external (built from scratch with a new compiler) or internal (built on top of a host language like Swift).

#3about 3 minutes

Common examples and best practices for DSLs

Effective DSLs often use English-like syntax for clarity, with common examples including HTML, CSS, SQL, and various markup languages.

#4about 4 minutes

Analyzing SwiftUI as a powerful DSL in Swift

SwiftUI serves as a prime example of a DSL built on Swift, using structures for nouns and modifier methods for verbs to describe user interfaces declaratively.

#5about 4 minutes

Key Swift syntax features for building DSLs

Swift enables powerful DSL creation through key features like result builders, trailing closures, property wrappers, and modifier-style methods.

#6about 7 minutes

Live coding a simple drawing DSL in Xcode

This live coding session demonstrates how to build a simple drawing DSL from scratch using a result builder, protocols, and structures for custom commands.

#7about 4 minutes