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Remove buffer dependency. #3321

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Remove buffer dependency. #3321

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f1bd5c4
Remove buffer dependency.
treeder Jan 4, 2026
5ca9701
format
treeder Jan 4, 2026
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32 changes: 12 additions & 20 deletions src/file/paragraph/run/image-run.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -32,26 +32,18 @@ type SvgMediaOptions = {
export type IImageOptions = (RegularImageOptions | SvgMediaOptions) & CoreImageOptions;

const convertDataURIToBinary = (dataURI: string): Uint8Array => {
if (typeof atob === "function") {
// https://gist.github.com/borismus/1032746
// https://github.com/mafintosh/base64-to-uint8array
const BASE64_MARKER = ";base64,";
const base64Index = dataURI.indexOf(BASE64_MARKER);

const base64IndexWithOffset = base64Index === -1 ? 0 : base64Index + BASE64_MARKER.length;

return new Uint8Array(
atob(dataURI.substring(base64IndexWithOffset))
.split("")
.map((c) => c.charCodeAt(0)),
);
/* c8 ignore next 6 */
} else {
// Not possible to test this branch in NodeJS
// eslint-disable-next-line @typescript-eslint/no-require-imports, @typescript-eslint/no-var-requires
const b = require("buf" + "fer");
return new b.Buffer(dataURI, "base64");
}
// https://gist.github.com/borismus/1032746
// https://github.com/mafintosh/base64-to-uint8array
const BASE64_MARKER = ";base64,";
const base64Index = dataURI.indexOf(BASE64_MARKER);

const base64IndexWithOffset = base64Index === -1 ? 0 : base64Index + BASE64_MARKER.length;

return new Uint8Array(
atob(dataURI.substring(base64IndexWithOffset))
.split("")
.map((c) => c.charCodeAt(0)),
);
};

const standardizeData = (data: string | Buffer | Uint8Array | ArrayBuffer): Buffer | Uint8Array | ArrayBuffer =>
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