Method instance_method

src/runtime.rs:336–341

Returns a specified instance method for self, or `None` if self and its superclasses do not contain an instance method with the specified selector.

(&self, sel: Sel)

    /// its superclasses do not contain an instance method with the
    /// specified selector.
    pub fn instance_method(&self, sel: Sel) -> Option<&Method> {
        unsafe {
            let method = class_getInstanceMethod(self, sel);
            if method.is_null() { None } else { Some(&*method) }
        }
    }

    /// Returns the ivar for a specified instance variable of self, or `None`
    /// if self has no ivar with the given name.