完成世界书、骰子、apiconfig页面处理

frontend/node_modules/langium/lib/lsp/hover-provider.js

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+/******************************************************************************
+ * Copyright 2021 TypeFox GmbH
+ * This program and the accompanying materials are made available under the
+ * terms of the MIT License, which is available in the project root.
+ ******************************************************************************/
+import { findCommentNode, findDeclarationNodeAtOffset } from '../utils/cst-utils.js';
+import { isKeyword } from '../languages/generated/ast.js';
+import { isJSDoc, parseJSDoc } from '../documentation/jsdoc.js';
+import { isAstNodeWithComment } from '../serializer/json-serializer.js';
+export class AstNodeHoverProvider {
+    constructor(services) {
+        this.references = services.references.References;
+        this.grammarConfig = services.parser.GrammarConfig;
+    }
+    async getHoverContent(document, params) {
+        const rootNode = document.parseResult?.value?.$cstNode;
+        if (rootNode) {
+            const offset = document.textDocument.offsetAt(params.position);
+            const cstNode = findDeclarationNodeAtOffset(rootNode, offset, this.grammarConfig.nameRegexp);
+            if (cstNode && cstNode.offset + cstNode.length > offset) {
+                const contents = [];
+                const targetNodes = this.references.findDeclarations(cstNode);
+                for (const targetNode of targetNodes) {
+                    const content = await this.getAstNodeHoverContent(targetNode);
+                    if (typeof content === 'string') {
+                        contents.push(content);
+                    }
+                }
+                if (contents.length > 0) {
+                    return {
+                        contents: {
+                            kind: 'markdown',
+                            value: contents.join(' ')
+                        }
+                    };
+                }
+                // Add support for documentation on keywords
+                if (isKeyword(cstNode.grammarSource)) {
+                    return this.getKeywordHoverContent(cstNode.grammarSource);
+                }
+            }
+        }
+        return undefined;
+    }
+    getKeywordHoverContent(node) {
+        let comment = isAstNodeWithComment(node) ? node.$comment : undefined;
+        if (!comment) {
+            comment = findCommentNode(node.$cstNode, ['ML_COMMENT'])?.text;
+        }
+        if (comment && isJSDoc(comment)) {
+            const content = parseJSDoc(comment).toMarkdown();
+            if (content) {
+                return {
+                    contents: {
+                        kind: 'markdown',
+                        value: content
+                    }
+                };
+            }
+        }
+        return undefined;
+    }
+}
+export class MultilineCommentHoverProvider extends AstNodeHoverProvider {
+    constructor(services) {
+        super(services);
+        this.documentationProvider = services.documentation.DocumentationProvider;
+    }
+    getAstNodeHoverContent(node) {
+        const content = this.documentationProvider.getDocumentation(node);
+        if (content) {
+            return content;
+        }
+        return undefined;
+    }
+}
+//# sourceMappingURL=hover-provider.js.map