{"ast_node_type":"function","tokens":[{"end":76,"kind":"keyword","start":0,"text":"fn"}]}
fn fixup_call_site(builder: &mut SourceChangeBuilder, body: &FunctionBody) {
/// Fixes up the call site before the target expressions are replaced with the call expression
    let parent_match_arm = body.parent().and_then(ast::MatchArm::cast);