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
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
use super::Value;
use crate::value::{ListSeparator, Quotes};
use std::default::Default;
use std::fmt;
#[derive(Clone, Debug, PartialEq, Eq, PartialOrd)]
pub struct CallArgs(pub Vec<(Option<String>, Value)>);
impl CallArgs {
pub fn new(v: Vec<(Option<String>, Value)>) -> Self {
CallArgs(v)
}
pub fn from_value(v: Value) -> Self {
match v {
Value::List(mut v, _, false) => {
if v.len() == 2 && is_mark(&v[1]) {
match &v[0] {
Value::Map(map) => {
return CallArgs(
map.iter()
.map(|(k, v)| {
(
match k {
Value::Null => None,
Value::Literal(s, _) => {
Some(s.clone())
}
_x => None,
},
v.clone(),
)
})
.collect(),
);
}
Value::List(list, ..) => {
return CallArgs(
list.iter()
.map(|v| (None, v.clone()))
.collect(),
);
}
_ => (),
}
}
if let Some(last) = v.pop() {
if let Value::List(vv, ListSeparator::Space, false) =
&last
{
match &vv[..] {
[Value::List(vv, _, _), Value::Literal(mark, Quotes::None)]
if mark == "..." =>
{
v.extend(vv.iter().cloned());
}
_ => {
v.push(last);
}
}
} else {
v.push(last);
}
}
CallArgs(v.into_iter().map(|v| (None, v)).collect())
}
Value::Null => CallArgs(vec![]),
v => CallArgs(vec![(None, v)]),
}
}
pub fn iter(&self) -> ::std::slice::Iter<(Option<String>, Value)> {
self.0.iter()
}
pub fn len(&self) -> usize {
self.0.len()
}
pub fn is_empty(&self) -> bool {
self.0.is_empty()
}
pub fn get(&self, index: usize) -> Option<&(Option<String>, Value)> {
self.0.get(index)
}
}
fn is_mark(v: &Value) -> bool {
match v {
Value::Literal(mark, Quotes::None) => mark == "...",
_ => false,
}
}
impl Default for CallArgs {
fn default() -> Self {
CallArgs(vec![])
}
}
impl fmt::Display for CallArgs {
fn fmt(&self, out: &mut fmt::Formatter) -> fmt::Result {
let t = self
.0
.iter()
.map(|kv| match *kv {
(Some(ref k), ref v) => {
format!("${}: {}", k, v.format(Default::default()))
}
(None, ref v) => format!("{}", v.format(Default::default())),
})
.collect::<Vec<_>>()
.join(", ");
write!(out, "{}", t)
}
}