JavaScript 和 Python 执行脚本前执行 task_before

shell/preload/sitecustomize.js

@@ -1,3 +1,4 @@
+const { execSync } = require('child_process');
 require(`./env.js`);
 
 function expandRange(rangeStr, max) {
@@ -17,6 +18,28 @@ function expandRange(rangeStr, max) {
 }
 
 function run() {
+  try {
+    const splitStr = '__sitecustomize__';
+    let command = `bash -c "source ${process.env.taskBefore} ${process.env.fileName}`;
+    if (process.env.task_before) {
+      command = `${command} && echo -e '执行前置命令\n' && eval "${process.env.task_before}" && echo -e '\n执行前置命令结束\n'`;
+    }
+    const res = execSync(
+      `${command} && echo "${splitStr}" && NODE_OPTIONS= node -p 'JSON.stringify(process.env)'"`,
+      {
+        encoding: 'utf-8',
+      },
+    );
+    const [output, envStr] = res.split(splitStr);
+    const json = JSON.parse(envStr.trim());
+    for (const key in json) {
+      process.env[key] = json[key];
+    }
+    console.log(output);
+  } catch (error) {
+    console.log(`run task before error `, error);
+  }
+
   if (process.env.envParam && process.env.numParam) {
     const { envParam, numParam } = process.env;
     const array = (process.env[envParam] || '').split('&');