Enum FunctionCallError 

pub enum FunctionCallError {
    FunctionNotFound,
    IncorrectArgumentCount {
        expected: usize,
    },
    IncorrectArgumentType {
        idx: usize,
        expected: &'static str,
    },
    Other(Box<str>),
}

An error that occurs when calling a function.

Variants

FunctionNotFound

The function was not found in the context.

IncorrectArgumentCount

The number of arguments passed to the function does not match the expected count.

Fields

expected: usize

The expected number of arguments.

IncorrectArgumentType

The type of an argument does not match the expected type.

Fields

idx: usize

The 0-based index of the argument that has the incorrect type.

expected: &'static str

The expected type of the argument.

Other(Box<str>)

An error occurred while calling the function.