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Fix File.decoder for IE11 #20

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6 changes: 5 additions & 1 deletion src/Elm/Kernel/File.js
Original file line number Diff line number Diff line change
Expand Up @@ -15,7 +15,11 @@ import Time exposing (millisToPosix)

var _File_decoder = __Json_decodePrim(function(value) {
// NOTE: checks if `File` exists in case this is run on node
return (typeof File !== 'undefined' && value instanceof File)
// IE10 and IE11 events contain `File`-like `Blob`s
return (
(typeof File !== 'undefined' && value instanceof File) ||
(typeof Blob !== 'undefined' && value instanceof Blob && value.name)
)
? __Result_Ok(value)
: __Json_expecting('a FILE', value);
});
Expand Down