0d073fa89e
- Add GETTING_STARTED.md with quick start guide and development modes - Add INSTALL.sh automated installation script - Add INSTALLATION_CHECKLIST.md, INSTALLATION_SUCCESS.md, and INSTALLATION_SUMMARY.md - Add QUICK_REFERENCE.md for common commands - Add SETUP_GUIDE.md with detailed setup instructions - Update README.md with improved project overview - Add did-wallet app dependencies and node_modules
33 lines
1.3 KiB
JavaScript
33 lines
1.3 KiB
JavaScript
import * as canonicalize from 'canonicalize';
|
|
import Encoder from './Encoder.js';
|
|
/**
|
|
* Class containing reusable JSON canonicalization operations using JSON Canonicalization Scheme (JCS).
|
|
*/
|
|
export default class JsonCanonicalizer {
|
|
/**
|
|
* Canonicalizes the given content as bytes.
|
|
*/
|
|
static canonicalizeAsBytes(content) {
|
|
// We need to remove all properties with `undefined` as value so that JCS canonicalization will not produce invalid JSON.
|
|
const contentWithoutUndefinedProperties = JsonCanonicalizer.removeAllUndefinedProperties(content);
|
|
// @ts-expect-error because its a cjs package
|
|
const canonicalizedString = canonicalize.default(contentWithoutUndefinedProperties);
|
|
const contentBytes = Encoder.stringToBytes(canonicalizedString);
|
|
return contentBytes;
|
|
}
|
|
/**
|
|
* Removes all properties within the given object with `undefined` as value.
|
|
*/
|
|
static removeAllUndefinedProperties(content) {
|
|
for (const key in content) {
|
|
if (typeof content[key] === 'object') {
|
|
JsonCanonicalizer.removeAllUndefinedProperties(content[key]);
|
|
}
|
|
else if (content[key] === undefined) {
|
|
delete content[key];
|
|
}
|
|
}
|
|
return content;
|
|
}
|
|
}
|
|
//# sourceMappingURL=JsonCanonicalizer.js.map
|