From 1458b09449469ed2171a328a479cb02d3db8bc81 Mon Sep 17 00:00:00 2001
From: Lilleman auf Larv <lilleman@larvit.se>
Date: Sat, 3 Oct 2026 14:22:14 +0200
Subject: [PATCH] Index a plain refusal's path in the caller's document:
 normalize only the reduction's output

---
 src/markdown/emit/plain-reduction.test.ts | 1 +
 src/markdown/emit/plain-reduction.ts      | 4 ++--
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/markdown/emit/plain-reduction.test.ts b/src/markdown/emit/plain-reduction.test.ts
index 8308214..2a3e15a 100644
--- a/src/markdown/emit/plain-reduction.test.ts
+++ b/src/markdown/emit/plain-reduction.test.ts
@@ -64,6 +64,7 @@ test('refuses what the document guard refuses, and nothing else', () => {
   let deep: AdfNode = said('x')
   for (let level = 0; level <= largestNesting; level += 1) deep = { content: [deep], type: 'layoutColumn' }
   assert.match(plainDocument(document(deep)), /^unsupported-nesting-depth at \/content\/0(\/content\/0)+$/)
+  assert.match(plainDocument(document(paragraph(text('a'), text('b')), text('c'), text('d'), deep)), /^unsupported-nesting-depth at \/content\/3(\/content\/0)+$/)
   let deepInline: AdfNode = text('x')
   for (let level = 0; level <= largestNesting; level += 1) deepInline = { content: [deepInline], type: 'unknownInline' }
   assert.match(plainDocument(document(paragraph(deepInline))), /^unsupported-nesting-depth at /)
diff --git a/src/markdown/emit/plain-reduction.ts b/src/markdown/emit/plain-reduction.ts
index 30d82bb..fb8916b 100644
--- a/src/markdown/emit/plain-reduction.ts
+++ b/src/markdown/emit/plain-reduction.ts
@@ -51,8 +51,8 @@ export function reduceToPlain(document: AdfDocument): Result<AdfDocument> {
   const fault = adfDocumentFault(document)
   if (fault !== undefined) return faulted(fault, [])
   if (document.version !== 1) return failure('unsupported-document-version', `no markdown spelling carries ADF version ${document.version}`, [])
-  // docs/decisions.md §Equality is deep: the plain flavour reads and writes editor-normal ADF.
-  const blocks = reduceBlocks(nodeContent(toEditorNormal(document)), { depth: 0, memo: new Map(), path: [] })
+  // A refusal's path indexes the caller's document, so only the reduction's output normalizes (docs/decisions.md §Equality is deep).
+  const blocks = reduceBlocks(nodeContent(document), { depth: 0, memo: new Map(), path: [] })
   return blocks.ok ? success({ content: nodeContent(toEditorNormal({ content: blocks.value, type: 'doc', version: 1 })).slice(), type: 'doc', version: 1 }) : blocks
 }