1 files changed, 80 insertions, 0 deletions
diff --git a/vendor/twbs/bootstrap/js/src/dom/manipulator.js b/vendor/twbs/bootstrap/js/src/dom/manipulator.js
new file mode 100644
index 000000000..113817bee
--- /dev/null
+++ b/vendor/twbs/bootstrap/js/src/dom/manipulator.js
@@ -0,0 +1,80 @@
+/**
+ * --------------------------------------------------------------------------
+ * Bootstrap (v5.0.2): dom/manipulator.js
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+ * --------------------------------------------------------------------------
+ */
+
+function normalizeData(val) {
+  if (val === 'true') {
+    return true
+  }
+
+  if (val === 'false') {
+    return false
+  }
+
+  if (val === Number(val).toString()) {
+    return Number(val)
+  }
+
+  if (val === '' || val === 'null') {
+    return null
+  }
+
+  return val
+}
+
+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-${normalizeDataKey(key)}`)
+  },
+
+  getDataAttributes(element) {
+    if (!element) {
+      return {}
+    }
+
+    const attributes = {}
+
+    Object.keys(element.dataset)
+      .filter(key => key.startsWith('bs'))
+      .forEach(key => {
+        let pureKey = key.replace(/^bs/, '')
+        pureKey = pureKey.charAt(0).toLowerCase() + pureKey.slice(1, pureKey.length)
+        attributes[pureKey] = normalizeData(element.dataset[key])
+      })
+
+    return attributes
+  },
+
+  getDataAttribute(element, key) {
+    return normalizeData(element.getAttribute(`data-bs-${normalizeDataKey(key)}`))
+  },
+
+  offset(element) {
+    const rect = element.getBoundingClientRect()
+
+    return {
+      top: rect.top + document.body.scrollTop,
+      left: rect.left + document.body.scrollLeft
+    }
+  },
+
+  position(element) {
+    return {
+      top: element.offsetTop,
+      left: element.offsetLeft
+    }
+  }
+}
+
+export default Manipulator