texlab/
capabilities.rs

1use lsp_types::{ClientCapabilities, MarkupKind};
2
3pub trait ClientCapabilitiesExt {
4    fn has_definition_link_support(&self) -> bool;
5
6    fn has_hierarchical_document_symbol_support(&self) -> bool;
7
8    fn has_work_done_progress_support(&self) -> bool;
9
10    fn has_hover_markdown_support(&self) -> bool;
11
12    fn has_pull_configuration_support(&self) -> bool;
13
14    fn has_push_configuration_support(&self) -> bool;
15
16    fn has_file_watching_support(&self) -> bool;
17}
18
19impl ClientCapabilitiesExt for ClientCapabilities {
20    fn has_definition_link_support(&self) -> bool {
21        self.text_document
22            .as_ref()
23            .and_then(|cap| cap.definition.as_ref())
24            .and_then(|cap| cap.link_support)
25            == Some(true)
26    }
27
28    fn has_hierarchical_document_symbol_support(&self) -> bool {
29        self.text_document
30            .as_ref()
31            .and_then(|cap| cap.document_symbol.as_ref())
32            .and_then(|cap| cap.hierarchical_document_symbol_support)
33            == Some(true)
34    }
35
36    fn has_work_done_progress_support(&self) -> bool {
37        self.window.as_ref().and_then(|cap| cap.work_done_progress) == Some(true)
38    }
39
40    fn has_hover_markdown_support(&self) -> bool {
41        self.text_document
42            .as_ref()
43            .and_then(|cap| cap.hover.as_ref())
44            .and_then(|cap| cap.content_format.as_ref())
45            .filter(|formats| formats.contains(&MarkupKind::Markdown))
46            .is_some()
47    }
48
49    fn has_pull_configuration_support(&self) -> bool {
50        self.workspace.as_ref().and_then(|cap| cap.configuration) == Some(true)
51    }
52
53    fn has_push_configuration_support(&self) -> bool {
54        self.workspace
55            .as_ref()
56            .and_then(|cap| cap.did_change_configuration)
57            .and_then(|cap| cap.dynamic_registration)
58            == Some(true)
59    }
60
61    fn has_file_watching_support(&self) -> bool {
62        self.workspace
63            .as_ref()
64            .and_then(|cap| cap.did_change_watched_files)
65            .and_then(|cap| cap.dynamic_registration)
66            == Some(true)
67    }
68}
69
70#[cfg(test)]
71mod tests {
72    use super::*;
73    use lsp_types::{
74        DocumentSymbolClientCapabilities, GotoCapability, HoverClientCapabilities,
75        TextDocumentClientCapabilities, WindowClientCapabilities,
76    };
77
78    #[test]
79    fn test_has_definition_link_support_true() {
80        let capabilities = ClientCapabilities {
81            text_document: Some(TextDocumentClientCapabilities {
82                definition: Some(GotoCapability {
83                    link_support: Some(true),
84                    ..GotoCapability::default()
85                }),
86                ..TextDocumentClientCapabilities::default()
87            }),
88            ..ClientCapabilities::default()
89        };
90        assert!(capabilities.has_definition_link_support());
91    }
92
93    #[test]
94    fn test_has_definition_link_support_false() {
95        let capabilities = ClientCapabilities::default();
96        assert!(!capabilities.has_definition_link_support());
97    }
98
99    #[test]
100    fn test_has_hierarchical_document_symbol_support_true() {
101        let capabilities = ClientCapabilities {
102            text_document: Some(TextDocumentClientCapabilities {
103                document_symbol: Some(DocumentSymbolClientCapabilities {
104                    hierarchical_document_symbol_support: Some(true),
105                    ..DocumentSymbolClientCapabilities::default()
106                }),
107                ..TextDocumentClientCapabilities::default()
108            }),
109            ..ClientCapabilities::default()
110        };
111        assert!(capabilities.has_hierarchical_document_symbol_support());
112    }
113
114    #[test]
115    fn test_has_hierarchical_document_symbol_support_false() {
116        let capabilities = ClientCapabilities::default();
117        assert!(!capabilities.has_hierarchical_document_symbol_support());
118    }
119
120    #[test]
121    fn test_has_work_done_progress_support_true() {
122        let capabilities = ClientCapabilities {
123            window: Some(WindowClientCapabilities {
124                work_done_progress: Some(true),
125                ..WindowClientCapabilities::default()
126            }),
127            ..ClientCapabilities::default()
128        };
129        assert!(capabilities.has_work_done_progress_support());
130    }
131
132    #[test]
133    fn test_has_work_done_progress_support_false() {
134        let capabilities = ClientCapabilities::default();
135        assert!(!capabilities.has_work_done_progress_support());
136    }
137
138    #[test]
139    fn test_has_hover_markdown_support_true() {
140        let capabilities = ClientCapabilities {
141            text_document: Some(TextDocumentClientCapabilities {
142                hover: Some(HoverClientCapabilities {
143                    content_format: Some(vec![MarkupKind::PlainText, MarkupKind::Markdown]),
144                    ..HoverClientCapabilities::default()
145                }),
146                ..TextDocumentClientCapabilities::default()
147            }),
148            ..ClientCapabilities::default()
149        };
150        assert!(capabilities.has_hover_markdown_support());
151    }
152
153    #[test]
154    fn test_has_hover_markdown_support_false() {
155        let capabilities = ClientCapabilities::default();
156        assert!(!capabilities.has_hover_markdown_support());
157    }
158}
texlab/capabilities.rs

texlab/
capabilities.rs
