Method len

src/sql-parser/src/ast/defs/expr.rs:1444–1449

Returns the number of arguments. Star (`*`) is None.

(&self)

    /// Returns the number of arguments. Star (`*`) is None.
    pub fn len(&self) -> Option<usize> {
        match self {
            FunctionArgs::Star => None,
            FunctionArgs::Args { args, .. } => Some(args.len()),
        }
    }

    /// Prints associated keywords before each argument
    fn intersperse_function_argument_keywords<W: fmt::Write>(