1.0.0 初始版

dist/providers/signatureHelpProvider.js

@@ -0,0 +1,152 @@
+"use strict";
+var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    var desc = Object.getOwnPropertyDescriptor(m, k);
+    if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
+      desc = { enumerable: true, get: function() { return m[k]; } };
+    }
+    Object.defineProperty(o, k2, desc);
+}) : (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    o[k2] = m[k];
+}));
+var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
+    Object.defineProperty(o, "default", { enumerable: true, value: v });
+}) : function(o, v) {
+    o["default"] = v;
+});
+var __importStar = (this && this.__importStar) || (function () {
+    var ownKeys = function(o) {
+        ownKeys = Object.getOwnPropertyNames || function (o) {
+            var ar = [];
+            for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
+            return ar;
+        };
+        return ownKeys(o);
+    };
+    return function (mod) {
+        if (mod && mod.__esModule) return mod;
+        var result = {};
+        if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
+        __setModuleDefault(result, mod);
+        return result;
+    };
+})();
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.SignatureHelpProvider = void 0;
+const vscode = __importStar(require("vscode"));
+const apiParser_1 = require("./apiParser");
+// 签名帮助提供者类
+class SignatureHelpProvider {
+    constructor(cacheManager) {
+        this.cacheManager = cacheManager;
+        this.apiParser = apiParser_1.ApiParser.getInstance();
+    }
+    // 提供函数调用时的参数信息和帮助
+    async provideSignatureHelp(document, position, token, context) {
+        // 获取光标前的文本
+        const textBeforeCursor = document.getText(new vscode.Range(new vscode.Position(0, 0), position));
+        // 查找最近的未闭合的函数调用
+        const functionCall = this.findCurrentFunctionCall(textBeforeCursor);
+        if (!functionCall) {
+            return undefined;
+        }
+        // 首先检查是否是API函数
+        const apiFunction = this.apiParser.getFunctionByName(functionCall.functionName);
+        if (apiFunction) {
+            // 创建签名帮助对象
+            const signatureHelp = new vscode.SignatureHelp();
+            signatureHelp.signatures = [this.createApiSignatureInformation(apiFunction)];
+            signatureHelp.activeSignature = 0;
+            signatureHelp.activeParameter = functionCall.currentParameterIndex;
+            return signatureHelp;
+        }
+        // 查找自定义函数信息
+        const functions = this.cacheManager.findFunctionsByName(functionCall.functionName);
+        if (functions.length === 0) {
+            return undefined;
+        }
+        // 创建签名帮助对象
+        const signatureHelp = new vscode.SignatureHelp();
+        signatureHelp.signatures = functions.map(func => this.createSignatureInformation(func));
+        signatureHelp.activeSignature = 0;
+        signatureHelp.activeParameter = functionCall.currentParameterIndex;
+        return signatureHelp;
+    }
+    // 查找当前的函数调用
+    findCurrentFunctionCall(text) {
+        // 简化的实现，实际项目中可能需要更复杂的解析
+        // 查找最近的开括号
+        let openParenIndex = -1;
+        let parenCount = 0;
+        for (let i = text.length - 1; i >= 0; i--) {
+            const char = text[i];
+            if (char === ')') {
+                parenCount++;
+            }
+            else if (char === '(') {
+                if (parenCount === 0) {
+                    openParenIndex = i;
+                    break;
+                }
+                parenCount--;
+            }
+        }
+        if (openParenIndex === -1) {
+            return undefined;
+        }
+        // 查找函数名
+        const beforeParen = text.substring(0, openParenIndex).trim();
+        const lastSpaceIndex = beforeParen.lastIndexOf(' ');
+        const functionName = lastSpaceIndex === -1 ? beforeParen : beforeParen.substring(lastSpaceIndex + 1);
+        // 计算当前参数索引
+        let currentParameterIndex = 0;
+        let commaCount = 0;
+        for (let i = openParenIndex + 1; i < text.length; i++) {
+            const char = text[i];
+            if (char === ',') {
+                commaCount++;
+            }
+            else if (char === ')') {
+                break;
+            }
+        }
+        currentParameterIndex = commaCount;
+        return {
+            functionName: functionName,
+            currentParameterIndex: currentParameterIndex
+        };
+    }
+    // 创建签名信息
+    createSignatureInformation(func) {
+        const signatureInfo = new vscode.SignatureInformation(func.signature);
+        signatureInfo.documentation = new vscode.MarkdownString(`定义于文件: ${func.filePath}`);
+        // 解析参数信息
+        const paramMatch = func.signature.match(/\(([^)]*)\)/);
+        if (paramMatch && paramMatch[1]) {
+            const params = paramMatch[1].split(',').map(p => p.trim()).filter(p => p.length > 0);
+            signatureInfo.parameters = params.map(param => {
+                const paramInfo = new vscode.ParameterInformation(param);
+                paramInfo.documentation = `参数: ${param}`;
+                return paramInfo;
+            });
+        }
+        return signatureInfo;
+    }
+    // 创建API签名信息
+    createApiSignatureInformation(apiFunc) {
+        const signature = this.apiParser.generateFunctionSignature(apiFunc);
+        const signatureInfo = new vscode.SignatureInformation(signature);
+        signatureInfo.documentation = new vscode.MarkdownString(apiFunc.description);
+        // 添加参数信息
+        signatureInfo.parameters = apiFunc.params.map(param => {
+            const label = param.optional ? `[${param.name}]` : param.name;
+            const paramInfo = new vscode.ParameterInformation(label);
+            paramInfo.documentation = new vscode.MarkdownString(`${param.type} - ${param.description}`);
+            return paramInfo;
+        });
+        return signatureInfo;
+    }
+}
+exports.SignatureHelpProvider = SignatureHelpProvider;
+//# sourceMappingURL=signatureHelpProvider.js.map