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updated Blob constructor to use optional, fixes https://github.com/servo/servo/issues/10779

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This commit is contained in:
Yoav Alon 2016-04-21 22:26:08 +03:00
parent 98ae238adf
commit 711c23ae39
3 changed files with 21 additions and 27 deletions
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41
components/script/dom/blob.rs
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@ -117,29 +117,28 @@ impl Blob {
}
// https://w3c.github.io/FileAPI/#constructorBlob
pub fn Constructor(global: GlobalRef) -> Fallible<Root<Blob>> {
Ok(Blob::new(global, Vec::new(), ""))
}
// https://w3c.github.io/FileAPI/#constructorBlob
pub fn Constructor_(global: GlobalRef,
blobParts: Vec<BlobOrString>,
blobPropertyBag: &BlobBinding::BlobPropertyBag)
-> Fallible<Root<Blob>> {
pub fn Constructor(global: GlobalRef,
blobParts: Option<Vec<BlobOrString>>,
blobPropertyBag: &BlobBinding::BlobPropertyBag)
-> Fallible<Root<Blob>> {
// TODO: accept other blobParts types - ArrayBuffer or ArrayBufferView
let bytes: Vec<u8> = blobParts.iter()
.flat_map(|bPart| {
match bPart {
&BlobOrString::String(ref s) => {
UTF_8.encode(s, EncoderTrap::Replace).unwrap()
},
&BlobOrString::Blob(ref b) => {
b.get_data().get_bytes().to_vec()
},
}
})
.collect();
let bytes: Vec<u8> = match blobParts {
None => Vec::new(),
Some(blobs) => {
blobs.iter().flat_map(|bPart| {
match bPart {
&BlobOrString::String(ref s) => {
UTF_8.encode(s, EncoderTrap::Replace).unwrap()
},
&BlobOrString::Blob(ref b) => {
b.get_data().get_bytes().to_vec()
},
}
})
.collect()
}
};
let typeString = if is_ascii_printable(&blobPropertyBag.type_) {
&*blobPropertyBag.type_
} else {