37 lines
1.3 KiB
Python
37 lines
1.3 KiB
Python
import base64
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if __name__ == "__main__":
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print("Embedding WASM into udspl_front.js")
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# assumption: current working directory (relative to this script) is ../
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# assumption: release wasm binary at ./pkg/usdpl_bg.wasm
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with open("./pkg/usdpl_front_bg.wasm", mode="rb") as infile:
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with open("./pkg/usdpl_front.js", mode="ab") as outfile:
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outfile.write("\n\n// USDPL customization\nconst encoded = \"".encode())
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encoded = base64.b64encode(infile.read())
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outfile.write(encoded)
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outfile.write("\";\n\n".encode())
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outfile.write(
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"""function asciiToBinary(str) {
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if (typeof atob === 'function') {
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return atob(str)
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} else {
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return new Buffer(str, 'base64').toString('binary');
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}
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}
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function decode() {
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var binaryString = asciiToBinary(encoded);
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var bytes = new Uint8Array(binaryString.length);
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for (var i = 0; i < binaryString.length; i++) {
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bytes[i] = binaryString.charCodeAt(i);
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}
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return (async function() {return new Response(bytes.buffer);})();
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}
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export function init_embedded() {
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return init(decode())
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}
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""".encode())
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with open("./pkg/usdpl_front.d.ts", "a") as outfile:
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outfile.write("\n\n// USDPL customization\nexport function init_embedded();\n")
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print("Done: Embedded WASM into udspl_front.js")
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