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Simplify the code that picks the appropriate NetworkStream-implementation

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This code is quite old and has been moved/re-factored a few times over the years, however we can simplify this even further since we don't actually need a function to determine what NetworkStream-implementation to use.
This commit is contained in:
Jonas Jenwald 2024-09-17 12:10:04 +02:00
parent f68310b7b1
commit f77a29d675
1 changed files with 23 additions and 23 deletions
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46
src/display/api.js
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@ -413,34 +413,34 @@ function getDocument(src = {}) {
});
} else if (!data) {
if (typeof PDFJSDev !== "undefined" && PDFJSDev.test("MOZCENTRAL")) {
throw new Error("Not implemented: createPDFNetworkStream");
throw new Error("Not implemented: NetworkStream");
}
if (!url) {
throw new Error("getDocument - no `url` parameter provided.");
}
const createPDFNetworkStream = params => {
if (
typeof PDFJSDev !== "undefined" &&
PDFJSDev.test("GENERIC") &&
isNodeJS
) {
const isFetchSupported = function () {
return (
typeof fetch !== "undefined" &&
typeof Response !== "undefined" &&
"body" in Response.prototype
);
};
return isFetchSupported() && isValidFetchUrl(params.url)
? new PDFFetchStream(params)
: new PDFNodeStream(params);
}
return isValidFetchUrl(params.url)
? new PDFFetchStream(params)
: new PDFNetworkStream(params);
};
let NetworkStream;
networkStream = createPDFNetworkStream({
if (
typeof PDFJSDev !== "undefined" &&
PDFJSDev.test("GENERIC") &&
isNodeJS
) {
const isFetchSupported =
typeof fetch !== "undefined" &&
typeof Response !== "undefined" &&
"body" in Response.prototype;
NetworkStream =
isFetchSupported && isValidFetchUrl(url)
? PDFFetchStream
: PDFNodeStream;
} else {
NetworkStream = isValidFetchUrl(url)
? PDFFetchStream
: PDFNetworkStream;
}
networkStream = new NetworkStream({
url,
length,
httpHeaders,