1pub(crate) struct Pretty;
2
3impl crate::visit_mut::VisitMut for Pretty {
4 fn visit_document_mut(&mut self, node: &mut crate::DocumentMut) {
5 crate::visit_mut::visit_document_mut(self, node);
6 }
7
8 fn visit_item_mut(&mut self, node: &mut crate::Item) {
9 node.make_item();
10
11 crate::visit_mut::visit_item_mut(self, node);
12 }
13
14 fn visit_table_mut(&mut self, node: &mut crate::Table) {
15 node.decor_mut().clear();
16
17 // Empty tables could be semantically meaningful, so make sure they are not implicit
18 if !node.is_empty() {
19 node.set_implicit(true);
20 }
21
22 crate::visit_mut::visit_table_mut(self, node);
23 }
24
25 fn visit_value_mut(&mut self, node: &mut crate::Value) {
26 node.decor_mut().clear();
27
28 crate::visit_mut::visit_value_mut(self, node);
29 }
30
31 fn visit_array_mut(&mut self, node: &mut crate::Array) {
32 crate::visit_mut::visit_array_mut(self, node);
33
34 if (0..=1).contains(&node.len()) {
35 node.set_trailing("");
36 node.set_trailing_comma(false);
37 } else {
38 for item in node.iter_mut() {
39 item.decor_mut().set_prefix("\n ");
40 }
41 node.set_trailing("\n");
42 node.set_trailing_comma(true);
43 }
44 }
45}
46