floria_plugin_sdk/data/expression/
map.rs1use super::super::super::dispatch_bindings::*;
2
3use std::{
4 cmp::*,
5 collections::*,
6 fmt::{self, Write},
7 hash::*,
8};
9
10impl MapResource {
11 pub fn into_map(self) -> Map {
13 self.into_inner()
14 }
15
16 pub fn map(&self) -> &Map {
18 self.get()
19 }
20
21 pub fn map_mut(&mut self) -> &mut Map {
23 self.get_mut()
24 }
25}
26
27#[derive(Clone, Default, Eq, Hash, Ord, PartialEq, PartialOrd)]
33pub struct Map {
34 pub inner: BTreeMap<Expression, Expression>,
36}
37
38impl Map {
39 pub fn into_get<KeyT>(&self, key: KeyT) -> Option<&Expression>
41 where
42 KeyT: Into<Expression>,
43 {
44 self.inner.get(&key.into())
45 }
46}
47
48impl From<BTreeMap<Expression, Expression>> for Map {
49 fn from(inner: BTreeMap<Expression, Expression>) -> Self {
50 Self { inner }
51 }
52}
53
54impl GuestMapResource for Map {
55 fn new(key_value_pairs: Vec<(Expression, Expression)>) -> Self {
56 Self::from_iter(key_value_pairs)
57 }
58
59 fn inner(&self) -> Vec<(Expression, Expression)> {
60 self.inner.clone().into_iter().collect()
61 }
62
63 fn length(&self) -> u64 {
64 self.inner.len() as u64
65 }
66}
67
68impl FromIterator<(Expression, Expression)> for Map {
69 fn from_iter<IntoIteratorT>(iter: IntoIteratorT) -> Self
70 where
71 IntoIteratorT: IntoIterator<Item = (Expression, Expression)>,
72 {
73 Self::from(BTreeMap::from_iter(iter))
74 }
75}
76
77impl fmt::Display for Map {
78 fn fmt(&self, formatter: &mut fmt::Formatter<'_>) -> fmt::Result {
79 formatter.write_char('{')?;
80
81 let mut iterator = self.inner.iter().peekable();
82 while let Some((key, value)) = iterator.next() {
83 fmt::Display::fmt(key, formatter)?;
84 formatter.write_char(':')?;
85 fmt::Display::fmt(value, formatter)?;
86 if iterator.peek().is_some() {
87 formatter.write_char(',')?;
88 }
89 }
90
91 formatter.write_char('}')
92 }
93}