Function parse_js::parse::expr::parse_expr_arrow_function_or_grouping

pub fn parse_expr_arrow_function_or_grouping(
    scope: ScopeId,
    parser: &mut Parser,
    terminator_a: TokenType,
    terminator_b: TokenType,
    asi: &mut Asi,
    syntax: &ParsePatternSyntax
) -> SyntaxResult<NodeId>