OptionalactiveThe currently active SignatureHelp.
The activeSignatureHelp has its SignatureHelp.activeSignature field updated based on
the user navigating through available signatures.
true if signature help was already showing when it was triggered.
Retriggers occurs when the signature help is already active and can be caused by actions such as typing a trigger character, a cursor move, or document content changes.
OptionaltriggerCharacter that caused signature help to be triggered.
This is undefined when triggerKind !== SignatureHelpTriggerKind.TriggerCharacter
Action that caused signature help to be triggered.
Additional information about the context in which a signature help request was triggered.
Since
3.15.0