qryflow (version 0.2.0)

qryflow_handler_exists: Check existence of a given handler in the registry

Description

Checks whether the specified handler exists in the handler registry environment.

Usage

qryflow_handler_exists(type)

Value

Logical. Does type exist in the handler registry?

Arguments

type

chunk type to check (e.g., "query", "exec")

See Also

qryflow_parser_exists() for the parser equivalent.

Examples

qryflow_handler_exists("query")