Method get_argument

graphlite/src/functions/function_trait.rs:82–89

Get a specific argument by index

(&self, index: usize)

    /// Get a specific argument by index
    pub fn get_argument(&self, index: usize) -> FunctionResult<&Value> {
        self.arguments
            .get(index)
            .ok_or_else(|| FunctionError::InvalidArgumentCount {
                expected: index + 1,
                actual: self.arguments.len(),
            })
    }

    /// Get the number of arguments
    pub fn argument_count(&self) -> usize {