From 9a2e76ba4fb441aee94f9cbebb36317b8d069281 Mon Sep 17 00:00:00 2001
From: c0dev0id <sh+git@codevoid.de>
Date: Mon, 6 Jul 2026 21:09:36 +0200
Subject: [PATCH] refactor: extract coerce and stressorToString into util.js

---
 static/ast-parser.js        | 12 ++----------
 static/components/PaneFO.js |  3 +--
 static/exporter.js          |  7 +------
 static/util.js              | 13 +++++++++++++
 test-parser.mjs             |  3 ++-
 5 files changed, 19 insertions(+), 19 deletions(-)
 create mode 100644 static/util.js

diff --git a/static/ast-parser.js b/static/ast-parser.js
index e85bd8e..2327832 100644
--- a/static/ast-parser.js
+++ b/static/ast-parser.js
@@ -1,16 +1,8 @@
+import { coerce } from './util.js';
+
 const LINE_RE = /^(\d{2}) (\S+(?:\.\S+)*) ?(.*)/;
 const DEBUG_RE = /^\d{2} # DEBUG/;
 
-
-export function coerce(s) {
-    if (s === 'True' || s === 'Y' || s === 'on' || s === 'true') return true;
-    if (s === 'False' || s === 'N' || s === 'off' || s === 'false') return false;
-    if (s === '') return s;
-    const n = Number(s);
-    if (!isNaN(n)) return n;
-    return s;
-}
-
 export function parseAstLog(text) {
     const root = { slot: 'root', parentSlot: null, depth: -1, positionals: [], props: {}, children: [] };
     const stack = [root];
diff --git a/static/components/PaneFO.js b/static/components/PaneFO.js
index ea9fd61..b069826 100644
--- a/static/components/PaneFO.js
+++ b/static/components/PaneFO.js
@@ -3,8 +3,7 @@ import { ObjectExtended } from './ObjectExtended.js';
 import { EnvelopeEditor } from './EnvelopeEditor.js';
 import { ShapeEditor } from './ShapeEditor.js';
 import { LinkedInstrumentModal } from './LinkedInstrumentModal.js';
-import { stressorToString } from '../exporter.js';
-import { coerce } from '../ast-parser.js';
+import { coerce, stressorToString } from '../util.js';
 
 const H4 = { style: 'margin:0 0 0.5rem' };
 
diff --git a/static/exporter.js b/static/exporter.js
index 38f73ca..fae3558 100644
--- a/static/exporter.js
+++ b/static/exporter.js
@@ -1,5 +1,4 @@
-// RFC-compliant YAML serializer for Sompyler instrument blocks.
-// Operates on the model produced by ast-parser.js buildModel().
+import { stressorToString } from './util.js';
 
 // ── Shape ──────────────────────────────────────────────────────────────────
 // RFC §1.3.4.5: SHAPE = [PREFIX (":" / ";")] Node 1*(";" Node)
@@ -241,10 +240,6 @@ function patchInstrumentHeader(text, instruments) {
     return result.join('\n');
 }
 
-export function stressorToString(s) {
-    if (!s?.groups?.length) return '';
-    return s.groups.map(g => g.join(',')).join(';');
-}
 
 function patchBarMeta(doc, bar) {
     const props = [];
diff --git a/static/util.js b/static/util.js
new file mode 100644
index 0000000..5696f74
--- /dev/null
+++ b/static/util.js
@@ -0,0 +1,13 @@
+export function coerce(s) {
+    if (s === 'True' || s === 'Y' || s === 'on' || s === 'true') return true;
+    if (s === 'False' || s === 'N' || s === 'off' || s === 'false') return false;
+    if (s === '') return s;
+    const n = Number(s);
+    if (!isNaN(n)) return n;
+    return s;
+}
+
+export function stressorToString(s) {
+    if (!s?.groups?.length) return '';
+    return s.groups.map(g => g.join(',')).join(';');
+}
diff --git a/test-parser.mjs b/test-parser.mjs
index 599e694..9b35550 100644
--- a/test-parser.mjs
+++ b/test-parser.mjs
@@ -4,7 +4,8 @@
 
 import { readFileSync } from 'fs';
 import { parseAstLog, buildModel } from './static/ast-parser.js';
-import { exportInstrument, patchScore, stressorToString } from './static/exporter.js';
+import { exportInstrument, patchScore } from './static/exporter.js';
+import { stressorToString } from './static/util.js';
 
 const FIXTURE = new URL('./fixtures/ast.log', import.meta.url);
 const text = readFileSync(FIXTURE, 'utf8');