Fix attribution of tokens.

src/main/kotlin/gay/pizza/pork/cli/AttributeCommand.kt

@@ -0,0 +1,27 @@
+package gay.pizza.pork.cli
+
+import com.github.ajalt.clikt.core.CliktCommand
+import com.github.ajalt.clikt.parameters.arguments.argument
+import com.github.ajalt.clikt.parameters.types.path
+import gay.pizza.pork.ast.NodeCoalescer
+import gay.pizza.pork.frontend.FileFrontend
+import gay.pizza.pork.parse.TokenNodeAttribution
+
+class AttributeCommand : CliktCommand(help = "Attribute AST", name = "attribute") {
+  val path by argument("file").path(mustExist = true, canBeDir = false)
+
+  override fun run() {
+    val frontend = FileFrontend(path)
+    val attribution = TokenNodeAttribution()
+    val program = frontend.parse(attribution)
+
+    val coalescer = NodeCoalescer { node ->
+      val tokens = attribution.assembleTokens(node)
+      println("node ${node.toString().replace("\n", "^")}")
+      for (token in tokens) {
+        println("token $token")
+      }
+    }
+    coalescer.visit(program)
+  }
+}

src/main/kotlin/gay/pizza/pork/cli/RootCommand.kt

@@ -14,6 +14,7 @@ class RootCommand : CliktCommand(
       TokenizeCommand(),
       ReprintCommand(),
       AstCommand(),
+      AttributeCommand(),
       GenerateKotlinCommand(),
       GenerateDartCommand()
     )