Module functions 

Function expression parsing

This module handles parsing of function-related expressions:

• Function expressions (anonymous functions)
• Arrow functions
• Function calls
• Method calls
• Argument lists
• Type annotations

Functions

parse_arg_list

Parse argument list with support for named arguments Returns (positional_args, named_args)

parse_arrow_function

Parse arrow function

parse_function_expr

Parse function expression (anonymous function)

parse_pipe_lambda

Parse pipe lambda: |x| expr, |x, y| x + y, || 42, |x| { … } Reuses the same AST node as arrow functions (Expr::FunctionExpr).

parse_regular_function_expr

Parse regular function expression