Trait wasm_bindgen::convert::WasmPrimitive

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pub unsafe trait WasmPrimitive: Default { }
Expand description

A trait for any type which maps to a Wasm primitive type when used in FFI (i32, i64, f32, or f64).

This is with the exception of () (and other zero-sized types), which are also allowed because they’re ignored: no arguments actually get added.

§Safety

This is an unsafe trait to implement as there’s no guarantee the type actually maps to a primitive type.

Object Safety§

This trait is not object safe.

Implementations on Foreign Types§

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impl WasmPrimitive for f32

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impl WasmPrimitive for f64

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impl WasmPrimitive for i32

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impl WasmPrimitive for i64

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impl WasmPrimitive for u32

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impl WasmPrimitive for u64

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impl WasmPrimitive for ()

Implementors§