[REL] v2.7.0

# v2.7.0

 - [IMP] runtime/utils: export htmlEscape and add tests
 - [FIX] utils: Correct validation of mount target in shadow DOM/iframe
 - [IMP] runtime: add markup tag function

docs/owl.js

@@ -276,13 +276,39 @@ function inOwnerDocument(el) {
     const rootNode = el.getRootNode();
     return rootNode instanceof ShadowRoot && el.ownerDocument.contains(rootNode.host);
 }
+/**
+ * Determine whether the given element is contained in a specific root documnet:
+ * either directly or with a shadow root in between or in an iframe.
+ */
+function isAttachedToDocument(element, documentElement) {
+    let current = element;
+    const shadowRoot = documentElement.defaultView.ShadowRoot;
+    while (current) {
+        if (current === documentElement) {
+            return true;
+        }
+        if (current.parentNode) {
+            current = current.parentNode;
+        }
+        else if (current instanceof shadowRoot && current.host) {
+            current = current.host;
+        }
+        else {
+            return false;
+        }
+    }
+    return false;
+}
 function validateTarget(target) {
     // Get the document and HTMLElement corresponding to the target to allow mounting in iframes
     const document = target && target.ownerDocument;
     if (document) {
+        if (!document.defaultView) {
+            throw new OwlError("Cannot mount a component: the target document is not attached to a window (defaultView is missing)");
+        }
         const HTMLElement = document.defaultView.HTMLElement;
         if (target instanceof HTMLElement || target instanceof ShadowRoot) {
-            if (!document.body.contains(target instanceof HTMLElement ? target : target.host)) {
+            if (!isAttachedToDocument(target, document)) {
                 throw new OwlError("Cannot mount a component on a detached dom node");
             }
             return;
@@ -319,12 +345,40 @@ async function loadFile(url) {
  */
 class Markup extends String {
 }
-/*
- * Marks a value as safe, that is, a value that can be injected as HTML directly.
- * It should be used to wrap the value passed to a t-out directive to allow a raw rendering.
- */
-function markup(value) {
-    return new Markup(value);
+function htmlEscape(str) {
+    if (str instanceof Markup) {
+        return str;
+    }
+    if (str === undefined) {
+        return markup("");
+    }
+    if (typeof str === "number") {
+        return markup(String(str));
+    }
+    [
+        ["&", "&"],
+        ["<", "&lt;"],
+        [">", "&gt;"],
+        ["'", "&#x27;"],
+        ['"', "&quot;"],
+        ["`", "&#x60;"],
+    ].forEach((pairs) => {
+        str = String(str).replace(new RegExp(pairs[0], "g"), pairs[1]);
+    });
+    return markup(str);
+}
+function markup(valueOrStrings, ...placeholders) {
+    if (!Array.isArray(valueOrStrings)) {
+        return new Markup(valueOrStrings);
+    }
+    const strings = valueOrStrings;
+    let acc = "";
+    let i = 0;
+    for (; i < placeholders.length; ++i) {
+        acc += strings[i] + htmlEscape(placeholders[i]);
+    }
+    acc += strings[i];
+    return new Markup(acc);
 }
 
 function createEventHandler(rawEvent) {
@@ -5704,7 +5758,7 @@ function compile(template, options = {
 }
 
 // do not modify manually. This file is generated by the release script.
-const version = "2.6.1";
+const version = "2.7.0";
 
 // -----------------------------------------------------------------------------
 //  Scheduler
@@ -6172,9 +6226,9 @@ TemplateSet.prototype._compileTemplate = function _compileTemplate(name, templat
     });
 };
 
-export { App, Component, EventBus, OwlError, __info__, batched, blockDom, loadFile, markRaw, markup, mount, onError, onMounted, onPatched, onRendered, onWillDestroy, onWillPatch, onWillRender, onWillStart, onWillUnmount, onWillUpdateProps, reactive, status, toRaw, useChildSubEnv, useComponent, useEffect, useEnv, useExternalListener, useRef, useState, useSubEnv, validate, validateType, whenReady, xml };
+export { App, Component, EventBus, OwlError, __info__, batched, blockDom, htmlEscape, loadFile, markRaw, markup, mount, onError, onMounted, onPatched, onRendered, onWillDestroy, onWillPatch, onWillRender, onWillStart, onWillUnmount, onWillUpdateProps, reactive, status, toRaw, useChildSubEnv, useComponent, useEffect, useEnv, useExternalListener, useRef, useState, useSubEnv, validate, validateType, whenReady, xml };
 
 
-__info__.date = '2025-03-05T08:37:58.580Z';
-__info__.hash = '2b5cea9';
+__info__.date = '2025-03-26T12:58:40.935Z';
+__info__.hash = 'e788e36';
 __info__.url = 'https://github.com/odoo/owl';