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mojo_client: Dont try to iterate over response headers if there aren't any. (#3811)

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This commit is contained in:
Chinmay Garde 2016-05-09 12:53:09 -07:00
parent 8e9334fc32
commit aff752f802
1 changed files with 6 additions and 4 deletions
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10
packages/flutter/lib/src/http/mojo_client.dart
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@ -180,10 +180,12 @@ class MojoClient {
ByteData data = await mojo.DataPipeDrainer.drainHandle(response.body);
Uint8List bodyBytes = new Uint8List.view(data.buffer);
Map<String, String> headers = <String, String>{};
for (mojom.HttpHeader header in response.headers) {
String headerName = header.name.toLowerCase();
String existingValue = headers[headerName];
headers[headerName] = existingValue != null ? '$existingValue, ${header.value}' : header.value;
if (response.headers != null) {
for (mojom.HttpHeader header in response.headers) {
String headerName = header.name.toLowerCase();
String existingValue = headers[headerName];
headers[headerName] = existingValue != null ? '$existingValue, ${header.value}' : header.value;
}
}
return new Response.bytes(bodyBytes, response.statusCode, headers: headers);
} catch (exception, stack) {