package net.shadowfacts.asmr.program

/**
 * @author shadowfacts
 */
interface ExecutionFlow {
	val block: ExecutableBlock

	val next: ExecutableBlock?
	val prev: ExecutableBlock?
}
class DirectExecutionFlow(override val block: ExecutableBlock): ExecutionFlow {
	override var next: ExecutableBlock? = null
	override var prev: ExecutableBlock? = null

	fun link(next: ExecutableBlock) {
		this.next = next
		(next.executionFlow as? DirectExecutionFlow)?.let {
			it.prev = block
		}
	}
}