1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
use std::collections::HashMap;
use std::fmt;
mod text;
mod value;
pub use self::text::Text;
pub use self::value::Value;
pub type Attributes = HashMap<String, Value>;
pub type Children = Vec<Box<Node>>;
pub trait Node: 'static + fmt::Display {
fn append<T>(&mut self, T) where Self: Sized, T: Node;
fn assign<T, U>(&mut self, T, U) where Self: Sized, T: Into<String>, U: Into<Value>;
}
macro_rules! node(
($struct_name:ident::$field_name:ident) => (
impl $struct_name {
pub fn add<T>(mut self, node: T) -> Self where T: ::node::Node {
::node::Node::append(&mut self, node);
self
}
#[inline]
pub fn set<T, U>(mut self, name: T, value: U) -> Self
where T: Into<String>, U: Into<::node::Value>
{
::node::Node::assign(&mut self, name, value);
self
}
}
impl ::node::Node for $struct_name {
#[inline]
fn append<T>(&mut self, node: T) where T: ::node::Node {
self.$field_name.append(node);
}
#[inline]
fn assign<T, U>(&mut self, name: T, value: U)
where T: Into<String>, U: Into<::node::Value>
{
self.$field_name.assign(name, value);
}
}
impl ::std::fmt::Display for $struct_name {
#[inline]
fn fmt(&self, formatter: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
self.$field_name.fmt(formatter)
}
}
);
);
pub mod element;