Method traceExecution

vm.go:219–251

()

}

func (l *State) traceExecution() {
	callInfo := l.callInfo
	mask := l.hookMask
	countHook := mask&MaskCount != 0 && l.hookCount == 0
	if countHook {
		l.resetHookCount()
	}
	if callInfo.isCallStatus(callStatusHookYielded) {
		callInfo.clearCallStatus(callStatusHookYielded)
		return
	}
	if countHook {
		l.hook(HookCount, -1)
	}
	if mask&MaskLine != 0 {
		p := l.prototype(callInfo)
		npc := callInfo.savedPC - 1
		newline := p.lineInfo[npc]
		if npc == 0 || callInfo.savedPC <= l.oldPC || newline != p.lineInfo[l.oldPC-1] {
			l.hook(HookLine, int(newline))
		}
	}
	l.oldPC = callInfo.savedPC
	if l.shouldYield {
		if countHook {
			l.hookCount = 1
		}
		callInfo.savedPC--
		callInfo.setCallStatus(callStatusHookYielded)
		callInfo.function = l.top - 1
		panic("Not implemented - use goroutines to emulate yield")
	}
}

type engine struct {
	frame     []value