The zero-based index of the argument the caret currently sits in.
OptionalargThe workbook locale's argument separator (, or ;), for the displayed signature.
The function's canonical name (as reported by the SDK) — the identity used to match descriptors.
OptionalnameThe function's name in the user's language (SUMME), for DISPLAY; falls back to name.
The function's declared parameters, in order (name / optional / rest).
OptionalwarningThe argument the caret is in holds a literal outside the values its parameter is limited to
(findEnumLints). Shown under that argument's description while it is the one lit.
The argument, as argIndex counts.
The literal as written.
The values it could be, as literals, joined for display.
The caret-derived function context that drives the preview: which function the caret is inside (
name), which argument it's on (argIndex), and that function's declared parameters (used to render the signature with the active argument emphasized). Derived synchronously in the editor from the caret token'scontext.