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Fix duplicate sx-cssx-live style tags
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Cache the style element reference in _cssx-style-el so flush-cssx-to-dom
never creates more than one. Previous code called dom-query on every
flush, which could miss the element during rapid successive calls,
creating duplicates.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
This commit is contained in:
giles
2026-03-14 17:16:13 +00:00
parent 41f4772ba7
commit 731484c093
2 changed files with 24 additions and 15 deletions
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15
shared/static/scripts/sx-browser.js
View File

@@ -14,7 +14,7 @@
// =========================================================================
var NIL = Object.freeze({ _nil: true, toString: function() { return "nil"; } });
var SX_VERSION = "2026-03-14T15:35:55Z";
var SX_VERSION = "2026-03-14T17:15:49Z";
function isNil(x) { return x === NIL || x === null || x === undefined; }
function isSxTruthy(x) { return x !== false && !isNil(x); }
@@ -3682,19 +3682,22 @@ callExpr.push(dictGet(kwargs, k)); } }
})() : NIL);
})() : NIL); };
// _cssx-style-el
var _cssxStyleEl = NIL;
// flush-cssx-to-dom
var flushCssxToDom = function() { return (function() {
var rules = sxCollected("cssx");
return (isSxTruthy(!isSxTruthy(isEmpty(rules))) ? ((function() {
var style = sxOr(domQuery("#sx-cssx-live"), (function() {
return (isSxTruthy(!isSxTruthy(isEmpty(rules))) ? ((isSxTruthy(isNil(_cssxStyleEl)) ? (function() {
var found = domQuery("#sx-cssx-live");
return (isSxTruthy(found) ? (_cssxStyleEl = found) : (function() {
var s = domCreateElement("style", NIL);
domSetAttr(s, "id", "sx-cssx-live");
domSetAttr(s, "data-cssx", "");
domAppendToHead(s);
return s;
return (_cssxStyleEl = s);
})());
return domSetProp(style, "textContent", (String(sxOr(domGetProp(style, "textContent"), "")) + String(join("", rules))));
})(), sxClearCollected("cssx")) : NIL);
})() : NIL), domSetProp(_cssxStyleEl, "textContent", (String(sxOr(domGetProp(_cssxStyleEl, "textContent"), "")) + String(join("", rules)))), sxClearCollected("cssx")) : NIL);
})(); };
// boot-init