Class: Resolver

identity_wasm.Resolver

Convenience type for resolving DID documents from different DID methods.

Also provides methods for resolving DID Documents associated with verifiable Credentials and Presentations.

Configuration

The resolver will only be able to resolve DID documents for methods it has been configured for in the constructor.

Table of contents

Constructors

• constructor

Methods

• resolve
• resolveMultiple

Constructors

constructor

• new Resolver(config)

Constructs a new Resolver.

Errors

If both a client is given and the handlers map contains the "iota" key the construction process will throw an error because the handler for the "iota" method then becomes ambiguous.

Parameters

Name	Type
config	ResolverConfig

Methods

resolve

▸ resolve(did): Promise\<IToCoreDocument | CoreDocument>

Fetches the DID Document of the given DID.

Errors

Errors if the resolver has not been configured to handle the method corresponding to the given DID or the resolution process itself fails.

Parameters

Name	Type
did	string

Returns

Promise\<IToCoreDocument | CoreDocument>

---

resolveMultiple

▸ resolveMultiple(dids): Promise\<(IToCoreDocument | CoreDocument)[]>

Concurrently fetches the DID Documents of the multiple given DIDs.

Errors

• If the resolver has not been configured to handle the method of any of the given DIDs.
• If the resolution process of any DID fails.

Note

• The order of the documents in the returned array matches that in dids.
• If dids contains duplicates, these will be resolved only once and the resolved document is copied into the returned array to match the order of dids.

Parameters

Name	Type
dids	string[]

Returns

Promise\<(IToCoreDocument | CoreDocument)[]>