1 files changed, 43 insertions, 0 deletions
diff --git a/StoneIsland/plugins/cordova-plugin-advanced-http/www/dependency-validator.js b/StoneIsland/plugins/cordova-plugin-advanced-http/www/dependency-validator.js
new file mode 100644
index 00000000..99510345
--- /dev/null
+++ b/StoneIsland/plugins/cordova-plugin-advanced-http/www/dependency-validator.js
@@ -0,0 +1,43 @@
+module.exports = function init(global, console, messages) {
+  var interface = {
+    checkBlobApi: checkBlobApi,
+    checkFileReaderApi: checkFileReaderApi,
+    checkFormDataInstance: checkFormDataInstance,
+    checkTextEncoderApi: checkTextEncoderApi,
+    logWarnings: logWarnings,
+  };
+
+  return interface;
+
+  function logWarnings() {
+    if (!global.FormData) {
+      console.warn(messages.MISSING_FORMDATA_API);
+    } else if (!global.FormData.prototype || !global.FormData.prototype.entries) {
+      console.warn(messages.MISSING_FORMDATA_ENTRIES_API);
+    }
+  }
+
+  function checkBlobApi() {
+    if (!global.Blob || !global.Blob.prototype) {
+      throw new Error(messages.MISSING_BLOB_API);
+    }
+  }
+
+  function checkFileReaderApi() {
+    if (!global.FileReader || !global.FileReader.prototype) {
+      throw new Error(messages.MISSING_FILE_READER_API);
+    }
+  }
+
+  function checkFormDataInstance(instance) {
+    if (!instance || !instance.entries) {
+      throw new Error(messages.MISSING_FORMDATA_ENTRIES_API);
+    }
+  }
+
+  function checkTextEncoderApi() {
+    if (!global.TextEncoder || !global.TextEncoder.prototype) {
+      throw new Error(messages.MISSING_TEXT_ENCODER_API);
+    }
+  }
+};