chore(手动): 针对已经压缩的代码，手动去除console 相关语句

2025-12-29 10:00:00 +08:00
parent fba563f034
commit 5eed46c27e
36 changed files with 345 additions and 43 deletions
--- a/release.js
+++ b/release.js
@@ -1,6 +1,8 @@
 const fs = require('fs');
 const path = require('path');
 const { execSync } = require('child_process');
+const { minify } = require('terser');
+

 // 定义项目根目录
 const rootDir = __dirname;
@@ -10,6 +12,18 @@ const distDir = path.join(rootDir, 'dist');
 const excludeDirs = ['node_modules', '.git', 'dist', '.vscode', 'scripts'];
 const excludeFiles = ['.gitignore', 'package-lock.json', 'yarn.lock', 'release.js', 'README.md'];

+// 统计信息变量
+let totalJsOriginalSize = 0;
+let totalJsCompressedSize = 0;
+let jsFileCount = 0;
+const jsSizeDetails = [];
+// 存储包含console语句的JS文件
+const filesWithConsole = [];
+// 存储压缩错误的JS文件
+const filesWithCompressionError = [];
+// 存储压缩后仍含console语句的JS文件
+const filesWithConsoleAfterCompression = [];
+
 // 获取当前日期，用于生成zip文件名（格式：YYYY-MM-DD）
 function getCurrentDate() {
  const now = new Date();
@@ -35,12 +49,44 @@ function compressWxml(content) {
  return content;
 }

-// 定义js压缩函数 - 安全处理已压缩文件，去除真正多余的内容
-function compressJs(content) {
-    let result = content;
-    return result;
+// 定义js压缩函数 - 使用Terser去除console语句
+function compressJs(content, filePath) {
+    return content;
+    try {
+        // 使用Terser进行压缩
+        const result = minify(content, {
+            compress: {
+                drop_console: true,  // 去除所有console语句
+                drop_debugger: true, // 去除debugger语句
+                dead_code: true,
+                passes: 3  // 增加压缩次数
+            },
+            mangle: false,  // 不混淆变量名，保持代码可读性
+            output: {
+                ascii_only: true,  // 确保输出ASCII字符
+                comments: false   // 去除所有注释
+            }
+        });
+        
+        if (result.error) {
+            console.warn('Terser compression failed for', filePath, ':', result.error.message);
+            if (filePath && !filesWithCompressionError.includes(filePath)) {
+                filesWithCompressionError.push(filePath);
+            }
+            return content;  // 出错时返回原始内容
+        }
+        
+        return result.code || content;
+    } catch (error) {
+        console.warn('Error in compressJs for', filePath, ':', error.message);
+        if (filePath && !filesWithCompressionError.includes(filePath)) {
+            filesWithCompressionError.push(filePath);
+        }
+        return content;  // 捕获异常时返回原始内容
+    }
 }

+
 // 定义css压缩函数
 function compressCss(content) {
  // 移除单行注释
@@ -75,6 +121,38 @@ function compressJson(content) {
  }
 }

+// 输出JS文件压缩统计结果
+function outputJsCompressionStats() {
+  if (jsFileCount === 0) {
+    console.log('\nNo JS files were processed.');
+    return;
+  }
+  
+  console.log('\n=== JS File Compression Statistics ===');
+  
+  // 输出每个文件的详细信息
+  console.log('\nIndividual File Statistics:');
+  jsSizeDetails.forEach(file => {
+    console.log(`${file.path}`);
+    console.log(`  Original: ${file.originalSize} bytes`);
+    console.log(`  Compressed: ${file.compressedSize} bytes`);
+    console.log(`  Saved: ${file.sizeDiff} bytes (-${file.compressionRatio}%)`);
+    console.log('');
+  });
+  
+  // 计算整体统计信息
+  const totalSaved = totalJsOriginalSize - totalJsCompressedSize;
+  const overallRatio = totalJsOriginalSize > 0 ? (totalSaved / totalJsOriginalSize * 100).toFixed(2) : '0.00';
+  
+  // 输出整体统计结果
+  console.log('=== Overall JS Compression Results ===');
+  console.log(`Total JS files processed: ${jsFileCount}`);
+  console.log(`Total original size: ${totalJsOriginalSize} bytes`);
+  console.log(`Total compressed size: ${totalJsCompressedSize} bytes`);
+  console.log(`Total saved: ${totalSaved} bytes (-${overallRatio}%)`);
+  console.log('=====================================');
+}
+
 // 递归复制目录并压缩文件（wxml, js, css, json）
 function copyAndCompressDir(sourceDir, targetDir) {
  // 创建目标目录
@@ -113,9 +191,41 @@ function copyAndCompressDir(sourceDir, targetDir) {
        } else if (extname === '.js') {
          // 压缩js文件
          content = fs.readFileSync(sourcePath, { encoding: 'utf8' });
-          compressedContent = compressJs(content);
+          
+          // 检测是否包含console语句
+          const hasConsole = /console\.(log|warn|error|info|debug|trace|table|dir|time|timeEnd)/i.test(content);
+          if (hasConsole) {
+            filesWithConsole.push(sourcePath);
+          }
+          
+          compressedContent = compressJs(content, sourcePath);
+          
+          // 检测压缩后是否仍包含console语句
+          const hasConsoleAfterCompression = /console\.(log|warn|error|info|debug|trace|table|dir|time|timeEnd)/i.test(compressedContent);
+          if (hasConsoleAfterCompression) {
+            filesWithConsoleAfterCompression.push({ sourcePath, targetPath });
+          }
+          
          fs.writeFileSync(targetPath, compressedContent, { encoding: 'utf8' });
-          console.log(`Compressed and copied: ${sourcePath}`);
+          
+          // 统计JS文件大小变化
+          const originalSize = Buffer.from(content).length;
+          const compressedSize = Buffer.from(compressedContent).length;
+          const sizeDiff = originalSize - compressedSize;
+          const compressionRatio = originalSize > 0 ? (sizeDiff / originalSize * 100).toFixed(2) : '0.00';
+          
+          totalJsOriginalSize += originalSize;
+          totalJsCompressedSize += compressedSize;
+          jsFileCount++;
+          jsSizeDetails.push({
+            path: sourcePath,
+            originalSize,
+            compressedSize,
+            sizeDiff,
+            compressionRatio
+          });
+          
+          console.log(`Compressed and copied: ${sourcePath} - ${originalSize} → ${compressedSize} bytes (-${compressionRatio}%)`);
        } else if (extname === '.css') {
          // 压缩css文件
          content = fs.readFileSync(sourcePath, { encoding: 'utf8' });
@@ -194,7 +304,7 @@ function main() {
  try {
    // 解析命令行参数
    const args = process.argv.slice(2);
-    const keepDist = args.includes('--keep-dist') || args.includes('-k');
+    const keepDist = args.includes('--keep-dist') || args.includes('-k') || true;
    
    // 清理dist目录（如果存在且不保留）
    if (fs.existsSync(distDir)) {
@@ -210,6 +320,9 @@ function main() {
    copyAndCompressDir(rootDir, distDir);
    console.log('Files copied and compressed successfully!');
    
+    // 输出JS文件压缩统计结果
+    outputJsCompressionStats();
+    
    // 生成zip文件名（格式：POCT检测分析平台-定制化-YYYY-MM-DD-mp-weixin.zip）
    const currentDate = getCurrentDate();
    const zipFileName = `POCT检测分析平台-定制化-${currentDate}-mp-weixin.zip`;
@@ -227,6 +340,43 @@ function main() {
    console.log('\nAll tasks completed successfully!');
    console.log(`Dist directory: ${distDir}`);
    console.log(`Zip file: ${zipPath}`);
+    
+    // 输出包含console语句的JS文件列表
+    if (filesWithConsole.length > 0) {
+      console.log('\n=== JS Files with Console Statements ===');
+      console.log(`Found ${filesWithConsole.length} file(s) containing console statements:`);
+      filesWithConsole.forEach(file => {
+        console.log(`- ${file}`);
+      });
+      console.log('======================================');
+    } else {
+      console.log('\nNo JS files contain console statements.');
+    }
+    
+    // 输出压缩错误的JS文件列表
+    if (filesWithCompressionError.length > 0) {
+      console.log('\n=== JS Files with Compression Errors ===');
+      console.log(`Found ${filesWithCompressionError.length} file(s) with compression errors:`);
+      filesWithCompressionError.forEach(file => {
+        console.log(`- ${file}`);
+      });
+      console.log('======================================');
+    } else {
+      console.log('\nNo JS files had compression errors.');
+    }
+    
+    // 输出压缩后仍含有console语句的JS文件列表
+    if (filesWithConsoleAfterCompression.length > 0) {
+      console.log('\n=== JS Files with Console Statements After Compression ===');
+      console.log(`Found ${filesWithConsoleAfterCompression.length} file(s) still containing console statements after compression:`);
+      filesWithConsoleAfterCompression.forEach((file, index) => {
+        console.log(`\n${index + 1}. Source: ${file.sourcePath}`);
+        console.log(`   Target: ${file.targetPath}`);
+      });
+      console.log('\n=================================================');
+    } else {
+      console.log('\nNo JS files contain console statements after compression.');
+    }
  } catch (error) {
    console.error('Error occurred:', error);
    process.exit(1);