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
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
|
use crate::internals::attr::{Attr, VecAttr};
use proc_macro2::{Ident, Span, TokenStream};
use quote::ToTokens;
use std::cmp::Ordering;
use std::collections::BTreeSet;
use std::fmt::{self, Display};
use syn::LitStr;
pub struct MultiName {
pub(crate) serialize: Name,
pub(crate) serialize_renamed: bool,
pub(crate) deserialize: Name,
pub(crate) deserialize_renamed: bool,
pub(crate) deserialize_aliases: BTreeSet<Name>,
}
impl MultiName {
pub(crate) fn from_attrs(
source_name: Name,
ser_name: Attr<Name>,
de_name: Attr<Name>,
de_aliases: Option<VecAttr<Name>>,
) -> Self {
let mut alias_set = BTreeSet::new();
if let Some(de_aliases) = de_aliases {
for alias_name in de_aliases.get() {
alias_set.insert(alias_name);
}
}
let ser_name = ser_name.get();
let ser_renamed = ser_name.is_some();
let de_name = de_name.get();
let de_renamed = de_name.is_some();
MultiName {
serialize: ser_name.unwrap_or_else(|| source_name.clone()),
serialize_renamed: ser_renamed,
deserialize: de_name.unwrap_or(source_name),
deserialize_renamed: de_renamed,
deserialize_aliases: alias_set,
}
}
/// Return the container name for the container when serializing.
pub fn serialize_name(&self) -> &Name {
&self.serialize
}
/// Return the container name for the container when deserializing.
pub fn deserialize_name(&self) -> &Name {
&self.deserialize
}
pub(crate) fn deserialize_aliases(&self) -> &BTreeSet<Name> {
&self.deserialize_aliases
}
}
#[derive(Clone)]
pub struct Name {
pub value: String,
pub span: Span,
}
impl ToTokens for Name {
fn to_tokens(&self, tokens: &mut TokenStream) {
LitStr::new(&self.value, self.span).to_tokens(tokens);
}
}
impl Ord for Name {
fn cmp(&self, other: &Self) -> Ordering {
Ord::cmp(&self.value, &other.value)
}
}
impl PartialOrd for Name {
fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
Some(Ord::cmp(self, other))
}
}
impl Eq for Name {}
impl PartialEq for Name {
fn eq(&self, other: &Self) -> bool {
self.value == other.value
}
}
impl From<&Ident> for Name {
fn from(ident: &Ident) -> Self {
Name {
value: ident.to_string(),
span: ident.span(),
}
}
}
impl From<&LitStr> for Name {
fn from(lit: &LitStr) -> Self {
Name {
value: lit.value(),
span: lit.span(),
}
}
}
impl Display for Name {
fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
Display::fmt(&self.value, formatter)
}
}
|
