Zack Radisic zackradisic
zackradisic
/ index.ts
Created
February 14, 2025 20:42
Visitor pattern vs sum types and pattern matching
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| // First, let's look at the traditional visitor pattern | |
| // This is how we might implement a simple expression evaluator | |
| // Traditional Visitor Pattern | |
| namespace Traditional { | |
| // Abstract base class for expressions | |
| abstract class Expr { | |
| abstract accept<T>(visitor: ExprVisitor<T>): T; | |
| } |
zackradisic
/ Cargo.toml
Last active
January 17, 2022 18:16
code to reproduce undefined behaviour detected by Miri when using SWC. Run with this command `RUSTCFLAGS="-C debug-assertions" RUSTFLAGS="-Zrandomize-layout" MIRIFLAGS="-Zmiri-symbolic-alignment-check -Zmiri-check-number-validity -Zmiri-tag-raw-pointers -Zmiri-disable-isolation" cargo miri run`
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| [package] | |
| name = "swc-miri-ub" | |
| version = "0.1.0" | |
| edition = "2021" | |
| # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html | |
| [dependencies] | |
| swc = "0.102.2" | |
| swc_ecmascript = { version="0.104.3", features = ["visit", "parser", "typescript"] } |