[Home](./index.md) > [kibana-plugin-plugins-expressions-public](./kibana-plugin-plugins-expressions-public.md) > [Execution](./kibana-plugin-plugins-expressions-public.execution.md) > [resolveArgs](./kibana-plugin-plugins-expressions-public.execution.resolveargs.md) ## Execution.resolveArgs() method Signature: ```typescript resolveArgs(fnDef: ExpressionFunction, input: unknown, argAsts: any): Promise; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | fnDef | ExpressionFunction | | | input | unknown | | | argAsts | any | | Returns: `Promise`