Exploring Unusual Expressions in Rust's Type System
By
lukastyrychtr
If you only eat one bagel today, this is the bagel.
Summary
The article explores strange expressions in Rust, highlighting extreme cases of features like loops, expressions, and coercion. It discusses a test file in the Rust repository that tests these expressions to ensure consistency between updates.
Key quotes
· 2 pulledThere’s a test file, weird-expr.rs, in the rust repository that tests for some of these and makes sure there consistent between updates.
The expression return true has the type !. The never type can coerce into any other type, so we can assign
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