Adding upstream version 5.2.3+dfsg.

Signed-off-by: Daniel Baumann <daniel@debian.org>

js/src/dom/manipulator.js

@@ -0,0 +1,71 @@
+/**
+ * --------------------------------------------------------------------------
+ * Bootstrap (v5.2.3): dom/manipulator.js
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+ * --------------------------------------------------------------------------
+ */
+
+function normalizeData(value) {
+  if (value === 'true') {
+    return true
+  }
+
+  if (value === 'false') {
+    return false
+  }
+
+  if (value === Number(value).toString()) {
+    return Number(value)
+  }
+
+  if (value === '' || value === 'null') {
+    return null
+  }
+
+  if (typeof value !== 'string') {
+    return value
+  }
+
+  try {
+    return JSON.parse(decodeURIComponent(value))
+  } catch {
+    return value
+  }
+}
+
+function normalizeDataKey(key) {
+  return key.replace(/[A-Z]/g, chr => `-${chr.toLowerCase()}`)
+}
+
+const Manipulator = {
+  setDataAttribute(element, key, value) {
+    element.setAttribute(`data-bs-${normalizeDataKey(key)}`, value)
+  },
+
+  removeDataAttribute(element, key) {
+    element.removeAttribute(`data-bs-${normalizeDataKey(key)}`)
+  },
+
+  getDataAttributes(element) {
+    if (!element) {
+      return {}
+    }
+
+    const attributes = {}
+    const bsKeys = Object.keys(element.dataset).filter(key => key.startsWith('bs') && !key.startsWith('bsConfig'))
+
+    for (const key of bsKeys) {
+      let pureKey = key.replace(/^bs/, '')
+      pureKey = pureKey.charAt(0).toLowerCase() + pureKey.slice(1, pureKey.length)
+      attributes[pureKey] = normalizeData(element.dataset[key])
+    }
+
+    return attributes
+  },
+
+  getDataAttribute(element, key) {
+    return normalizeData(element.getAttribute(`data-bs-${normalizeDataKey(key)}`))
+  }
+}
+
+export default Manipulator