initial commit: scaffolding

1 files changed, 37 insertions, 0 deletions

diff --git a/node_modules/rxjs/src/internal/ajax/getXHRResponse.ts b/node_modules/rxjs/src/internal/ajax/getXHRResponse.ts
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+++ b/node_modules/rxjs/src/internal/ajax/getXHRResponse.ts
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+/**
+ * Gets what should be in the `response` property of the XHR. However,
+ * since we still support the final versions of IE, we need to do a little
+ * checking here to make sure that we get the right thing back. Consequently,
+ * we need to do a JSON.parse() in here, which *could* throw if the response
+ * isn't valid JSON.
+ *
+ * This is used both in creating an AjaxResponse, and in creating certain errors
+ * that we throw, so we can give the user whatever was in the response property.
+ *
+ * @param xhr The XHR to examine the response of
+ */
+export function getXHRResponse(xhr: XMLHttpRequest) {
+  switch (xhr.responseType) {
+    case 'json': {
+      if ('response' in xhr) {
+        return xhr.response;
+      } else {
+        // IE
+        const ieXHR: any = xhr;
+        return JSON.parse(ieXHR.responseText);
+      }
+    }
+    case 'document':
+      return xhr.responseXML;
+    case 'text':
+    default: {
+      if ('response' in xhr) {
+        return xhr.response;
+      } else {
+        // IE
+        const ieXHR: any = xhr;
+        return ieXHR.responseText;
+      }
+    }
+  }
+}