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commented out delegate creation

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Sergey Chernov 2025-08-14 14:34:44 +03:00
parent b07452e66e
commit eca746b189
1 changed files with 19 additions and 18 deletions
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37
lynglib/src/commonMain/kotlin/net/sergeych/lyng/Compiler.kt
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@ -1792,7 +1792,7 @@ class Compiler(
// when creating instance, but we need to execute it in the class initializer which
// is missing as for now. Add it to the compiler context?
if (isDelegate) throw ScriptError(start, "static delegates are not yet implemented")
// if (isDelegate) throw ScriptError(start, "static delegates are not yet implemented")
currentInitScope += statement {
val initValue = initialExpression?.execute(this)?.byValueCopy() ?: ObjNull
(thisObj as ObjClass).createClassField(name, initValue, isMutable, visibility, pos)
@ -1807,23 +1807,24 @@ class Compiler(
throw ScriptError(nameToken.pos, "Variable $name is already defined")
if (isDelegate) {
println("initial expr = $initialExpression")
val initValue =
(initialExpression?.execute(context.copy(Arguments(ObjString(name)))) as? Statement)
?.execute(context.copy(Arguments(ObjString(name))))
?: context.raiseError("delegate initialization required")
println("delegate init: $initValue")
if (!initValue.isInstanceOf(ObjArray))
context.raiseIllegalArgument("delegate initialized must be an array")
val s = initValue.getAt(context, 1)
val setter = if (s == ObjNull) statement { raiseNotImplemented("setter is not provided") }
else (s as? Statement) ?: context.raiseClassCastError("setter must be a callable")
ObjDelegate(
(initValue.getAt(context, 0) as? Statement)
?: context.raiseClassCastError("getter must be a callable"), setter
).also {
context.addItem(name, isMutable, it, visibility, recordType = ObjRecord.Type.Field)
}
TODO()
// println("initial expr = $initialExpression")
// val initValue =
// (initialExpression?.execute(context.copy(Arguments(ObjString(name)))) as? Statement)
// ?.execute(context.copy(Arguments(ObjString(name))))
// ?: context.raiseError("delegate initialization required")
// println("delegate init: $initValue")
// if (!initValue.isInstanceOf(ObjArray))
// context.raiseIllegalArgument("delegate initialized must be an array")
// val s = initValue.getAt(context, 1)
// val setter = if (s == ObjNull) statement { raiseNotImplemented("setter is not provided") }
// else (s as? Statement) ?: context.raiseClassCastError("setter must be a callable")
// ObjDelegate(
// (initValue.getAt(context, 0) as? Statement)
// ?: context.raiseClassCastError("getter must be a callable"), setter
// ).also {
// context.addItem(name, isMutable, it, visibility, recordType = ObjRecord.Type.Field)
// }
} else {
// init value could be a val; when we initialize by-value type var with it, we need to
// create a separate copy: