aboutsummaryrefslogtreecommitdiff
path: root/editors/code
diff options
context:
space:
mode:
Diffstat (limited to 'editors/code')
-rw-r--r--editors/code/package.json2
-rw-r--r--editors/code/src/extension.ts47
2 files changed, 37 insertions, 12 deletions
diff --git a/editors/code/package.json b/editors/code/package.json
index 305d6eaf1..9f05fe91a 100644
--- a/editors/code/package.json
+++ b/editors/code/package.json
@@ -111,7 +111,7 @@
111 ], 111 ],
112 "configuration": { 112 "configuration": {
113 "type": "object", 113 "type": "object",
114 "title": "Rust Analyzer configuration", 114 "title": "Rust Analyzer",
115 "properties": { 115 "properties": {
116 "ra-lsp.highlightingOn": { 116 "ra-lsp.highlightingOn": {
117 "type": "boolean", 117 "type": "boolean",
diff --git a/editors/code/src/extension.ts b/editors/code/src/extension.ts
index dc1792e94..fde6a480d 100644
--- a/editors/code/src/extension.ts
+++ b/editors/code/src/extension.ts
@@ -11,10 +11,22 @@ let uris = {
11let highlightingOn = true; 11let highlightingOn = true;
12 12
13export function activate(context: vscode.ExtensionContext) { 13export function activate(context: vscode.ExtensionContext) {
14 let config = vscode.workspace.getConfiguration('ra-lsp'); 14 let applyHighlightingOn = () => {
15 if (config.has('highlightingOn')) { 15 let config = vscode.workspace.getConfiguration('ra-lsp');
16 highlightingOn = config.get('highlightingOn') as boolean; 16 if (config.has('highlightingOn')) {
17 } 17 highlightingOn = config.get('highlightingOn') as boolean;
18 };
19
20 if (!highlightingOn) {
21 removeHighlights();
22 }
23 };
24
25 // Apply the highlightingOn config now and whenever the config changes
26 applyHighlightingOn();
27 vscode.workspace.onDidChangeConfiguration(_ => {
28 applyHighlightingOn();
29 });
18 30
19 let textDocumentContentProvider = new TextDocumentContentProvider() 31 let textDocumentContentProvider = new TextDocumentContentProvider()
20 let dispose = (disposable: vscode.Disposable) => { 32 let dispose = (disposable: vscode.Disposable) => {
@@ -130,7 +142,7 @@ export function activate(context: vscode.ExtensionContext) {
130 }) 142 })
131 }, null, context.subscriptions) 143 }, null, context.subscriptions)
132 vscode.window.onDidChangeActiveTextEditor(async (editor) => { 144 vscode.window.onDidChangeActiveTextEditor(async (editor) => {
133 if (!editor || editor.document.languageId != 'rust') return 145 if (!highlightingOn || !editor || editor.document.languageId != 'rust') return
134 let params: lc.TextDocumentIdentifier = { 146 let params: lc.TextDocumentIdentifier = {
135 uri: editor.document.uri.toString() 147 uri: editor.document.uri.toString()
136 } 148 }
@@ -179,7 +191,7 @@ function startServer() {
179 let editor = vscode.window.visibleTextEditors.find( 191 let editor = vscode.window.visibleTextEditors.find(
180 (editor) => editor.document.uri.toString() == params.uri 192 (editor) => editor.document.uri.toString() == params.uri
181 ) 193 )
182 if (editor == null) return; 194 if (!highlightingOn || !editor) return;
183 setHighlights( 195 setHighlights(
184 editor, 196 editor,
185 params.decorations, 197 params.decorations,
@@ -213,10 +225,11 @@ class TextDocumentContentProvider implements vscode.TextDocumentContentProvider
213 } 225 }
214} 226}
215 227
228let decorations: { [index: string]: vscode.TextEditorDecorationType } = {};
216 229
217const decorations: { [index: string]: vscode.TextEditorDecorationType } = (() => { 230function initDecorations() {
218 const decor = (obj: any) => vscode.window.createTextEditorDecorationType({ color: obj }) 231 const decor = (obj: any) => vscode.window.createTextEditorDecorationType({ color: obj })
219 return { 232 decorations = {
220 background: decor("#3F3F3F"), 233 background: decor("#3F3F3F"),
221 error: vscode.window.createTextEditorDecorationType({ 234 error: vscode.window.createTextEditorDecorationType({
222 borderColor: "red", 235 borderColor: "red",
@@ -232,14 +245,26 @@ const decorations: { [index: string]: vscode.TextEditorDecorationType } = (() =>
232 attribute: decor("#BFEBBF"), 245 attribute: decor("#BFEBBF"),
233 literal: decor("#DFAF8F"), 246 literal: decor("#DFAF8F"),
234 } 247 }
235})() 248}
249
250function removeHighlights() {
251 for (let tag in decorations) {
252 decorations[tag].dispose();
253 }
254
255 decorations = {};
256}
236 257
237function setHighlights( 258function setHighlights(
238 editor: vscode.TextEditor, 259 editor: vscode.TextEditor,
239 highlights: Array<Decoration> 260 highlights: Array<Decoration>
240) { 261) {
241 if (!highlightingOn) { 262 // Initialize decorations if necessary
242 return; 263 //
264 // Note: decoration objects need to be kept around so we can dispose them
265 // if the user disables syntax highlighting
266 if (Object.keys(decorations).length === 0) {
267 initDecorations();
243 } 268 }
244 269
245 let byTag: Map<string, vscode.Range[]> = new Map() 270 let byTag: Map<string, vscode.Range[]> = new Map()