feat: set response headers provded by SAS Code execution

api/src/utils/extractHeaders.ts

@@ -0,0 +1,25 @@
+const headerUtils = require('http-headers-validation')
+
+export interface HTTPHeaders {
+  [key: string]: string | undefined
+}
+
+export const extractHeaders = (content: string): HTTPHeaders => {
+  const headersObj: HTTPHeaders = {}
+  const headersArr = content
+    .split('\n')
+    .map((line) => line.trim())
+    .filter((line) => !!line)
+
+  headersArr.forEach((headerStr) => {
+    const [key, value] = headerStr.split(':').map((data) => data.trim())
+
+    if (value && headerUtils.validateHeader(key, value)) {
+      headersObj[key] = value
+    } else {
+      delete headersObj[key]
+    }
+  })
+
+  return headersObj
+}