package core

import (
	"fmt"

	"git.urbach.dev/cli/q/src/scope"
)

// Identifier looks up an identifier which can be a variable or a function.
func (f *Function) Identifier(name string) (*scope.Variable, *Function) {
	variable := f.VariableByName(name)

	if variable != nil {
		return variable, nil
	}

	uniqueName := fmt.Sprintf("%s.%s", f.Package, name)
	function, exists := f.All.Functions[uniqueName]

	if exists {
		return nil, function
	}

	return nil, nil
}