20 lines
569 B
TypeScript
20 lines
569 B
TypeScript
// {signature} {pubKey}
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import * as bscript from '../../script';
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function isCompressedCanonicalPubKey(pubKey: Buffer): boolean {
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return bscript.isCanonicalPubKey(pubKey) && pubKey.length === 33;
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}
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export function check(script: Buffer | Array<number | Buffer>): boolean {
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const chunks = <Array<number | Buffer>>bscript.decompile(script);
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return (
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chunks.length === 2 &&
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bscript.isCanonicalScriptSignature(<Buffer>chunks[0]) &&
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isCompressedCanonicalPubKey(<Buffer>chunks[1])
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);
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}
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check.toJSON = function() {
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return 'witnessPubKeyHash input';
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};
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