Function GetFunction

server/functions/framework/compiled_catalog.go:28–37

GetFunction returns the compiled function with the given name and parameters. Returns false if the function could not be found.

(ctx *sql.Context, functionName string, params ...sql.Expression)

// GetFunction returns the compiled function with the given name and parameters. Returns false if the function could not
// be found.
func GetFunction(ctx *sql.Context, functionName string, params ...sql.Expression) (*CompiledFunction, bool, error) {
	if createFunc, ok := compiledCatalog[functionName]; ok {
		expr, err := createFunc(ctx, params...)
		if err != nil {
			return nil, false, err
		}
		return expr.(*CompiledFunction), true, nil
	}
	return nil, false, nil
}

// dummyExpression is a simple expression that exists solely to capture type information for a parameter. This is used
// exclusively by the getQuickFunctionForTypes function.