fix(node): only create and write file stream if running in node

src/api/viya/getFileStream.ts

@@ -0,0 +1,16 @@
+import { isFolder } from '@sasjs/utils/file'
+import { generateTimestamp } from '@sasjs/utils/time'
+import { Job } from '../../types'
+
+export const getFileStream = async (job: Job, filePath?: string) => {
+  const { createWriteStream } = require('@sasjs/utils/file')
+  const logPath = filePath || process.cwd()
+  const isFolderPath = await isFolder(logPath)
+  if (isFolderPath) {
+    const logFileName = `${job.name || 'job'}-${generateTimestamp()}.log`
+    const logFilePath = `${filePath || process.cwd()}/${logFileName}`
+    return await createWriteStream(logFilePath)
+  } else {
+    return await createWriteStream(logPath)
+  }
+}