Method push_function

crates/environ/src/module.rs:544–552

Appends a new function to this module with the given type information, used for functions that either don't escape or aren't certain whether they escape yet.

(&mut self, signature: impl Into<EngineOrModuleTypeIndex>)

    /// used for functions that either don't escape or aren't certain whether
    /// they escape yet.
    pub fn push_function(&mut self, signature: impl Into<EngineOrModuleTypeIndex>) -> FuncIndex {
        let signature = signature.into();
        self.functions
            .push(FunctionType {
                signature,
                func_ref: FuncRefIndex::reserved_value(),
            })
            .panic_on_oom()
    }

    /// Returns an iterator over all of the defined function indices in this
    /// module.