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implement support for setting indexed values

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Alex Zenla
2025-07-26 17:01:24 -07:00
parent 48e19a8068
commit 3dcac2f9e6
26 changed files with 201 additions and 44 deletions
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20
evaluator/src/main/kotlin/gay/pizza/pork/evaluator/EvaluationVisitor.kt
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@ -177,7 +177,7 @@ class EvaluationVisitor(root: Scope, val stack: CallStack) : FunctionLevelVisito
return previousValue
}
override fun visitSetAssignment(node: SetAssignment): Any {
override fun visitSymbolSetAssignment(node: SymbolSetAssignment): Any {
val value = node.value.visit(this)
currentScope.set(node.symbol.id, value)
return value
@ -399,6 +399,24 @@ class EvaluationVisitor(root: Scope, val stack: CallStack) : FunctionLevelVisito
throw RuntimeException("Failed to index '${value}' by '${index}': Unsupported types used.")
}
override fun visitIndexedSetAssignment(node: IndexedSetAssignment): Any {
val value = node.value.visit(this)
val index = node.index.visit(this)
val target = node.target.visit(this)
if (target is MutableList<*> && index is Number) {
@Suppress("UNCHECKED_CAST")
(target as MutableList<Any?>)[index.toInt()] = value
return None
}
if (target is Array<*> && index is Number) {
@Suppress("UNCHECKED_CAST")
(target as MutableList<Any?>)[index.toInt()] = value
return None
}
return value
}
override fun visitNoneLiteral(node: NoneLiteral): Any = None
override fun visitContinue(node: Continue): Any = ContinueMarker