ast: utilize extension functions to prevent larger stack frames from default interface methods

ast/src/main/kotlin/gay/pizza/pork/ast/Block.kt

@@ -1,3 +1,4 @@
+// GENERATED CODE FROM PORK AST CODEGEN
 package gay.pizza.pork.ast
 
 import kotlinx.serialization.SerialName
@@ -11,6 +12,9 @@ class Block(val expressions: List<Expression>) : Node() {
   override fun <T> visitChildren(visitor: NodeVisitor<T>): List<T> =
     visitor.visitAll(expressions)
 
+  override fun <T> visit(visitor: NodeVisitor<T>): T =
+    visitor.visitBlock(this)
+
   override fun equals(other: Any?): Boolean {
     if (other !is Block) return false
     return other.expressions == expressions

ast/src/main/kotlin/gay/pizza/pork/ast/BooleanLiteral.kt

@@ -1,3 +1,4 @@
+// GENERATED CODE FROM PORK AST CODEGEN
 package gay.pizza.pork.ast
 
 import kotlinx.serialization.SerialName
@@ -8,6 +9,9 @@ import kotlinx.serialization.Serializable
 class BooleanLiteral(val value: Boolean) : Expression() {
   override val type: NodeType = NodeType.BooleanLiteral
 
+  override fun <T> visit(visitor: NodeVisitor<T>): T =
+    visitor.visitBooleanLiteral(this)
+
   override fun equals(other: Any?): Boolean {
     if (other !is BooleanLiteral) return false
     return other.value == value

ast/src/main/kotlin/gay/pizza/pork/ast/CompilationUnit.kt

@@ -1,3 +1,4 @@
+// GENERATED CODE FROM PORK AST CODEGEN
 package gay.pizza.pork.ast
 
 import kotlinx.serialization.SerialName
@@ -11,6 +12,9 @@ class CompilationUnit(val declarations: List<Declaration>, val definitions: List
   override fun <T> visitChildren(visitor: NodeVisitor<T>): List<T> =
     visitor.visitAll(declarations, definitions)
 
+  override fun <T> visit(visitor: NodeVisitor<T>): T =
+    visitor.visitCompilationUnit(this)
+
   override fun equals(other: Any?): Boolean {
     if (other !is CompilationUnit) return false
     return other.declarations == declarations && other.definitions == definitions

ast/src/main/kotlin/gay/pizza/pork/ast/Declaration.kt

@@ -1,3 +1,4 @@
+// GENERATED CODE FROM PORK AST CODEGEN
 package gay.pizza.pork.ast
 
 import kotlinx.serialization.SerialName

ast/src/main/kotlin/gay/pizza/pork/ast/Definition.kt

@@ -1,3 +1,4 @@
+// GENERATED CODE FROM PORK AST CODEGEN
 package gay.pizza.pork.ast
 
 import kotlinx.serialization.SerialName

ast/src/main/kotlin/gay/pizza/pork/ast/DefinitionModifiers.kt

@@ -1,3 +1,4 @@
+// GENERATED CODE FROM PORK AST CODEGEN
 package gay.pizza.pork.ast
 
 import kotlinx.serialization.SerialName

ast/src/main/kotlin/gay/pizza/pork/ast/Expression.kt

@@ -1,3 +1,4 @@
+// GENERATED CODE FROM PORK AST CODEGEN
 package gay.pizza.pork.ast
 
 import kotlinx.serialization.SerialName

ast/src/main/kotlin/gay/pizza/pork/ast/FunctionCall.kt

@@ -1,3 +1,4 @@
+// GENERATED CODE FROM PORK AST CODEGEN
 package gay.pizza.pork.ast
 
 import kotlinx.serialization.SerialName
@@ -11,6 +12,9 @@ class FunctionCall(val symbol: Symbol, val arguments: List<Expression>) : Expres
   override fun <T> visitChildren(visitor: NodeVisitor<T>): List<T> =
     visitor.visitAll(listOf(symbol), arguments)
 
+  override fun <T> visit(visitor: NodeVisitor<T>): T =
+    visitor.visitFunctionCall(this)
+
   override fun equals(other: Any?): Boolean {
     if (other !is FunctionCall) return false
     return other.symbol == symbol && other.arguments == arguments

ast/src/main/kotlin/gay/pizza/pork/ast/FunctionDefinition.kt

@@ -1,3 +1,4 @@
+// GENERATED CODE FROM PORK AST CODEGEN
 package gay.pizza.pork.ast
 
 import kotlinx.serialization.SerialName
@@ -11,6 +12,9 @@ class FunctionDefinition(override val modifiers: DefinitionModifiers, override v
   override fun <T> visitChildren(visitor: NodeVisitor<T>): List<T> =
     visitor.visitAll(listOf(symbol), arguments, listOf(block))
 
+  override fun <T> visit(visitor: NodeVisitor<T>): T =
+    visitor.visitFunctionDefinition(this)
+
   override fun equals(other: Any?): Boolean {
     if (other !is FunctionDefinition) return false
     return other.modifiers == modifiers && other.symbol == symbol && other.arguments == arguments && other.block == block

ast/src/main/kotlin/gay/pizza/pork/ast/If.kt

@@ -1,3 +1,4 @@
+// GENERATED CODE FROM PORK AST CODEGEN
 package gay.pizza.pork.ast
 
 import kotlinx.serialization.SerialName
@@ -11,6 +12,9 @@ class If(val condition: Expression, val thenExpression: Expression, val elseExpr
   override fun <T> visitChildren(visitor: NodeVisitor<T>): List<T> =
     visitor.visitNodes(condition, thenExpression, elseExpression)
 
+  override fun <T> visit(visitor: NodeVisitor<T>): T =
+    visitor.visitIf(this)
+
   override fun equals(other: Any?): Boolean {
     if (other !is If) return false
     return other.condition == condition && other.thenExpression == thenExpression && other.elseExpression == elseExpression

ast/src/main/kotlin/gay/pizza/pork/ast/ImportDeclaration.kt

@@ -1,3 +1,4 @@
+// GENERATED CODE FROM PORK AST CODEGEN
 package gay.pizza.pork.ast
 
 import kotlinx.serialization.SerialName
@@ -11,6 +12,9 @@ class ImportDeclaration(val path: StringLiteral) : Declaration() {
   override fun <T> visitChildren(visitor: NodeVisitor<T>): List<T> =
     visitor.visitNodes(path)
 
+  override fun <T> visit(visitor: NodeVisitor<T>): T =
+    visitor.visitImportDeclaration(this)
+
   override fun equals(other: Any?): Boolean {
     if (other !is ImportDeclaration) return false
     return other.path == path

ast/src/main/kotlin/gay/pizza/pork/ast/InfixOperation.kt

@@ -1,3 +1,4 @@
+// GENERATED CODE FROM PORK AST CODEGEN
 package gay.pizza.pork.ast
 
 import kotlinx.serialization.SerialName
@@ -11,6 +12,9 @@ class InfixOperation(val left: Expression, val op: InfixOperator, val right: Exp
   override fun <T> visitChildren(visitor: NodeVisitor<T>): List<T> =
     visitor.visitNodes(left, right)
 
+  override fun <T> visit(visitor: NodeVisitor<T>): T =
+    visitor.visitInfixOperation(this)
+
   override fun equals(other: Any?): Boolean {
     if (other !is InfixOperation) return false
     return other.left == left && other.op == op && other.right == right

ast/src/main/kotlin/gay/pizza/pork/ast/InfixOperator.kt

@@ -1,3 +1,4 @@
+// GENERATED CODE FROM PORK AST CODEGEN
 package gay.pizza.pork.ast
 
 import kotlinx.serialization.SerialName

ast/src/main/kotlin/gay/pizza/pork/ast/IntLiteral.kt

@@ -1,3 +1,4 @@
+// GENERATED CODE FROM PORK AST CODEGEN
 package gay.pizza.pork.ast
 
 import kotlinx.serialization.SerialName
@@ -8,6 +9,9 @@ import kotlinx.serialization.Serializable
 class IntLiteral(val value: Int) : Expression() {
   override val type: NodeType = NodeType.IntLiteral
 
+  override fun <T> visit(visitor: NodeVisitor<T>): T =
+    visitor.visitIntLiteral(this)
+
   override fun equals(other: Any?): Boolean {
     if (other !is IntLiteral) return false
     return other.value == value

ast/src/main/kotlin/gay/pizza/pork/ast/Lambda.kt

@@ -1,3 +1,4 @@
+// GENERATED CODE FROM PORK AST CODEGEN
 package gay.pizza.pork.ast
 
 import kotlinx.serialization.SerialName
@@ -11,6 +12,9 @@ class Lambda(val arguments: List<Symbol>, val expressions: List<Expression>) : E
   override fun <T> visitChildren(visitor: NodeVisitor<T>): List<T> =
     visitor.visitAll(arguments, expressions)
 
+  override fun <T> visit(visitor: NodeVisitor<T>): T =
+    visitor.visitLambda(this)
+
   override fun equals(other: Any?): Boolean {
     if (other !is Lambda) return false
     return other.arguments == arguments && other.expressions == expressions

ast/src/main/kotlin/gay/pizza/pork/ast/LetAssignment.kt

@@ -1,3 +1,4 @@
+// GENERATED CODE FROM PORK AST CODEGEN
 package gay.pizza.pork.ast
 
 import kotlinx.serialization.SerialName
@@ -11,6 +12,9 @@ class LetAssignment(val symbol: Symbol, val value: Expression) : Expression() {
   override fun <T> visitChildren(visitor: NodeVisitor<T>): List<T> =
     visitor.visitNodes(symbol, value)
 
+  override fun <T> visit(visitor: NodeVisitor<T>): T =
+    visitor.visitLetAssignment(this)
+
   override fun equals(other: Any?): Boolean {
     if (other !is LetAssignment) return false
     return other.symbol == symbol && other.value == value

ast/src/main/kotlin/gay/pizza/pork/ast/ListLiteral.kt

@@ -1,3 +1,4 @@
+// GENERATED CODE FROM PORK AST CODEGEN
 package gay.pizza.pork.ast
 
 import kotlinx.serialization.SerialName
@@ -11,6 +12,9 @@ class ListLiteral(val items: List<Expression>) : Expression() {
   override fun <T> visitChildren(visitor: NodeVisitor<T>): List<T> =
     visitor.visitAll(items)
 
+  override fun <T> visit(visitor: NodeVisitor<T>): T =
+    visitor.visitListLiteral(this)
+
   override fun equals(other: Any?): Boolean {
     if (other !is ListLiteral) return false
     return other.items == items

ast/src/main/kotlin/gay/pizza/pork/ast/Node.kt

@@ -1,3 +1,4 @@
+// GENERATED CODE FROM PORK AST CODEGEN
 package gay.pizza.pork.ast
 
 import kotlinx.serialization.SerialName
@@ -10,4 +11,7 @@ sealed class Node {
 
   open fun <T> visitChildren(visitor: NodeVisitor<T>): List<T> =
     emptyList()
+
+  open fun <T> visit(visitor: NodeVisitor<T>): T =
+    visitor.visit(this)
 }

ast/src/main/kotlin/gay/pizza/pork/ast/NodeCoalescer.kt

@@ -1,3 +1,4 @@
+// GENERATED CODE FROM PORK AST CODEGEN
 package gay.pizza.pork.ast
 
 class NodeCoalescer(val handler: (Node) -> Unit) : NodeVisitor<Unit> {

ast/src/main/kotlin/gay/pizza/pork/ast/NodeType.kt

@@ -1,3 +1,4 @@
+// GENERATED CODE FROM PORK AST CODEGEN
 package gay.pizza.pork.ast
 
 enum class NodeType(val parent: NodeType? = null) {

ast/src/main/kotlin/gay/pizza/pork/ast/NodeVisitor.kt

@@ -1,3 +1,4 @@
+// GENERATED CODE FROM PORK AST CODEGEN
 package gay.pizza.pork.ast
 
 interface NodeVisitor<T> {
@@ -34,31 +35,4 @@ interface NodeVisitor<T> {
   fun visitSymbol(node: Symbol): T
 
   fun visitSymbolReference(node: SymbolReference): T
-
-  fun visitNodes(vararg nodes: Node?): List<T> =
-    nodes.asSequence().filterNotNull().map { visit(it) }.toList()
-
-  fun visitAll(vararg nodeLists: List<Node>): List<T> =
-    nodeLists.asSequence().flatten().map { visit(it) }.toList()
-
-  fun visit(node: Node): T =
-    when (node) {
-      is Symbol -> visitSymbol(node)
-      is Block -> visitBlock(node)
-      is CompilationUnit -> visitCompilationUnit(node)
-      is LetAssignment -> visitLetAssignment(node)
-      is InfixOperation -> visitInfixOperation(node)
-      is BooleanLiteral -> visitBooleanLiteral(node)
-      is FunctionCall -> visitFunctionCall(node)
-      is FunctionDefinition -> visitFunctionDefinition(node)
-      is If -> visitIf(node)
-      is ImportDeclaration -> visitImportDeclaration(node)
-      is IntLiteral -> visitIntLiteral(node)
-      is Lambda -> visitLambda(node)
-      is ListLiteral -> visitListLiteral(node)
-      is Parentheses -> visitParentheses(node)
-      is PrefixOperation -> visitPrefixOperation(node)
-      is StringLiteral -> visitStringLiteral(node)
-      is SymbolReference -> visitSymbolReference(node)
-    }
 }

ast/src/main/kotlin/gay/pizza/pork/ast/NodeVisitorExtensions.kt

@@ -0,0 +1,29 @@
+// GENERATED CODE FROM PORK AST CODEGEN
+package gay.pizza.pork.ast
+
+fun <T> NodeVisitor<T>.visit(node: Node): T =
+  when (node) {
+    is Symbol -> visitSymbol(node)
+    is Block -> visitBlock(node)
+    is CompilationUnit -> visitCompilationUnit(node)
+    is LetAssignment -> visitLetAssignment(node)
+    is InfixOperation -> visitInfixOperation(node)
+    is BooleanLiteral -> visitBooleanLiteral(node)
+    is FunctionCall -> visitFunctionCall(node)
+    is FunctionDefinition -> visitFunctionDefinition(node)
+    is If -> visitIf(node)
+    is ImportDeclaration -> visitImportDeclaration(node)
+    is IntLiteral -> visitIntLiteral(node)
+    is Lambda -> visitLambda(node)
+    is ListLiteral -> visitListLiteral(node)
+    is Parentheses -> visitParentheses(node)
+    is PrefixOperation -> visitPrefixOperation(node)
+    is StringLiteral -> visitStringLiteral(node)
+    is SymbolReference -> visitSymbolReference(node)
+  }
+
+fun <T> NodeVisitor<T>.visitNodes(vararg nodes: Node?): List<T> =
+  nodes.asSequence().filterNotNull().map { visit(it) }.toList()
+
+fun <T> NodeVisitor<T>.visitAll(vararg nodeLists: List<Node>): List<T> =
+  nodeLists.asSequence().flatten().map { visit(it) }.toList()

ast/src/main/kotlin/gay/pizza/pork/ast/Parentheses.kt

@@ -1,3 +1,4 @@
+// GENERATED CODE FROM PORK AST CODEGEN
 package gay.pizza.pork.ast
 
 import kotlinx.serialization.SerialName
@@ -11,6 +12,9 @@ class Parentheses(val expression: Expression) : Expression() {
   override fun <T> visitChildren(visitor: NodeVisitor<T>): List<T> =
     visitor.visitNodes(expression)
 
+  override fun <T> visit(visitor: NodeVisitor<T>): T =
+    visitor.visitParentheses(this)
+
   override fun equals(other: Any?): Boolean {
     if (other !is Parentheses) return false
     return other.expression == expression

ast/src/main/kotlin/gay/pizza/pork/ast/PrefixOperation.kt

@@ -1,3 +1,4 @@
+// GENERATED CODE FROM PORK AST CODEGEN
 package gay.pizza.pork.ast
 
 import kotlinx.serialization.SerialName
@@ -11,6 +12,9 @@ class PrefixOperation(val op: PrefixOperator, val expression: Expression) : Expr
   override fun <T> visitChildren(visitor: NodeVisitor<T>): List<T> =
     visitor.visitNodes(expression)
 
+  override fun <T> visit(visitor: NodeVisitor<T>): T =
+    visitor.visitPrefixOperation(this)
+
   override fun equals(other: Any?): Boolean {
     if (other !is PrefixOperation) return false
     return other.op == op && other.expression == expression

ast/src/main/kotlin/gay/pizza/pork/ast/PrefixOperator.kt

@@ -1,3 +1,4 @@
+// GENERATED CODE FROM PORK AST CODEGEN
 package gay.pizza.pork.ast
 
 import kotlinx.serialization.SerialName

ast/src/main/kotlin/gay/pizza/pork/ast/StringLiteral.kt

@@ -1,3 +1,4 @@
+// GENERATED CODE FROM PORK AST CODEGEN
 package gay.pizza.pork.ast
 
 import kotlinx.serialization.SerialName
@@ -8,6 +9,9 @@ import kotlinx.serialization.Serializable
 class StringLiteral(val text: String) : Expression() {
   override val type: NodeType = NodeType.StringLiteral
 
+  override fun <T> visit(visitor: NodeVisitor<T>): T =
+    visitor.visitStringLiteral(this)
+
   override fun equals(other: Any?): Boolean {
     if (other !is StringLiteral) return false
     return other.text == text

ast/src/main/kotlin/gay/pizza/pork/ast/Symbol.kt

@@ -1,3 +1,4 @@
+// GENERATED CODE FROM PORK AST CODEGEN
 package gay.pizza.pork.ast
 
 import kotlinx.serialization.SerialName
@@ -8,6 +9,9 @@ import kotlinx.serialization.Serializable
 class Symbol(val id: String) : Node() {
   override val type: NodeType = NodeType.Symbol
 
+  override fun <T> visit(visitor: NodeVisitor<T>): T =
+    visitor.visitSymbol(this)
+
   override fun equals(other: Any?): Boolean {
     if (other !is Symbol) return false
     return other.id == id

ast/src/main/kotlin/gay/pizza/pork/ast/SymbolReference.kt

@@ -1,3 +1,4 @@
+// GENERATED CODE FROM PORK AST CODEGEN
 package gay.pizza.pork.ast
 
 import kotlinx.serialization.SerialName
@@ -11,6 +12,9 @@ class SymbolReference(val symbol: Symbol) : Expression() {
   override fun <T> visitChildren(visitor: NodeVisitor<T>): List<T> =
     visitor.visitNodes(symbol)
 
+  override fun <T> visit(visitor: NodeVisitor<T>): T =
+    visitor.visitSymbolReference(this)
+
   override fun equals(other: Any?): Boolean {
     if (other !is SymbolReference) return false
     return other.symbol == symbol