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Code Issues Releases Wiki Activity

Construct ILuaMachines in one go

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This means creating an ILuaMachine is largely atomic - it either is
created or it fails.
This commit is contained in:
Jonathan Coates
2023-03-15 22:39:51 +00:00
parent 988219ffca
commit 986c65f56e
10 changed files with 89 additions and 138 deletions
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56
projects/common/src/testMod/kotlin/dan200/computercraft/gametest/core/ManagedComputers.kt
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@@ -4,12 +4,10 @@
package dan200.computercraft.gametest.core
import dan200.computercraft.api.lua.ILuaAPI
import dan200.computercraft.core.apis.OSAPI
import dan200.computercraft.core.lua.CobaltLuaMachine
import dan200.computercraft.core.lua.ILuaMachine
import dan200.computercraft.core.lua.MachineEnvironment
import dan200.computercraft.core.lua.MachineResult
import dan200.computercraft.gametest.api.thenOnComputer
import dan200.computercraft.mixin.gametest.GameTestInfoAccessor
import dan200.computercraft.shared.computer.core.ServerContext
@@ -60,52 +58,18 @@ object ManagedComputers : ILuaMachine.Factory {
return monitor
}
override fun create(environment: MachineEnvironment): ILuaMachine = DelegateMachine(environment)
private class DelegateMachine(private val environment: MachineEnvironment) : ILuaMachine {
private val apis = mutableListOf<ILuaAPI>()
private var delegate: ILuaMachine? = null
override fun addAPI(api: ILuaAPI) {
val delegate = this.delegate
if (delegate != null) return delegate.addAPI(api)
apis.add(api)
if (api is OSAPI) {
val id = api.computerID
val label = api.computerLabel
val newMachine = when {
id != 1 -> CobaltLuaMachine(environment)
label != null && label[0] != null -> KotlinMachine(environment, label[0] as String)
else -> {
LOGGER.error("Kotlin Lua machine must have a label")
CobaltLuaMachine(environment)
}
}
this.delegate = newMachine
for (api in apis) newMachine.addAPI(api)
override fun create(environment: MachineEnvironment, bios: InputStream): ILuaMachine {
val os = environment.apis.asSequence().filterIsInstance(OSAPI::class.java).first()
val id = os.computerID
val label = os.computerLabel
return when {
id != 1 -> CobaltLuaMachine(environment, bios)
label != null && label[0] != null -> KotlinMachine(environment, label[0] as String)
else -> {
LOGGER.error("Kotlin Lua machine must have a label")
CobaltLuaMachine(environment, bios)
}
}
override fun loadBios(bios: InputStream): MachineResult {
val delegate = this.delegate ?: return MachineResult.error("Computer not created")
return delegate.loadBios(bios)
}
override fun handleEvent(eventName: String?, arguments: Array<out Any>?): MachineResult {
val delegate = this.delegate ?: return MachineResult.error("Computer not created")
return delegate.handleEvent(eventName, arguments)
}
override fun printExecutionState(out: StringBuilder) {
delegate?.printExecutionState(out)
}
override fun close() {
delegate?.close()
}
}
private class KotlinMachine(environment: MachineEnvironment, private val label: String) :