Fix to child presse

proxy-renderer.js

@@ -49,7 +49,7 @@ export const renderProxy = async (outFile, options) => {
     Script,
   } = GenerateScript(ScriptInput)
   const composition = ScriptInput?.meta?.renderComposition;
-  return new Promise((resolve, reject) => {
+  return new Promise(((resolve, reject) => {
     const renderOptions = {
       compositionId: composition,
       startFrame: options?.startFrame ?? 0,
@@ -108,16 +108,16 @@ export const renderProxy = async (outFile, options) => {
 
       let settled = false;
 
-      const cleanupHandlers = () => {
+      const cleanupHandlers = (() => {
         try {
           if (proc && proc.stdout && stdoutHandler) proc.stdout.removeListener('data', stdoutHandler);
         } catch (e) { }
         try {
           if (proc && proc.stderr && stderrHandler) proc.stderr.removeListener('data', stderrHandler);
         } catch (e) { }
-      };
+      }).bind(this);
 
-      const stdoutHandler = (chunk) => {
+      const stdoutHandler = ((chunk) => {
         const data = String(chunk);
         console.log(data);
         if (data.includes('Cleanup: Closing browser instance')) {
@@ -126,9 +126,9 @@ export const renderProxy = async (outFile, options) => {
           cleanupHandlers();
           resolve(outFile);
         }
-      };
+      }).bind(this);
 
-      const stderrHandler = (chunk) => {
+      const stderrHandler = ((chunk) => {
         const data = String(chunk);
         console.error(data);
         if (data.includes('Failed to render')) {
@@ -137,21 +137,21 @@ export const renderProxy = async (outFile, options) => {
           cleanupHandlers();
           reject(new Error(data));
         }
-      };
+      }).bind(this);
 
       if (proc && proc.stdout) proc.stdout.on('data', stdoutHandler);
       if (proc && proc.stderr) proc.stderr.on('data', stderrHandler);
 
       // safety: if proc exits before we resolve, clean up and let the caller retry
-      const onProcClose = () => {
+      const onProcClose = (() => {
         if (settled) return;
         settled = true;
         cleanupHandlers();
         reject(new Error('Preview process exited before render finished'));
-      };
+      }).bind(this);
 
       proc.once('close', onProcClose);
 
     }).catch(reject)
-  })
+  }).bind(this))
 }