go integration and wikipedia

frontend/node_modules/tailwind-merge/src/lib/merge-classlist.ts

@@ -0,0 +1,78 @@
+import { ConfigUtils } from './config-utils'
+import { IMPORTANT_MODIFIER, sortModifiers } from './parse-class-name'
+
+const SPLIT_CLASSES_REGEX = /\s+/
+
+export const mergeClassList = (classList: string, configUtils: ConfigUtils) => {
+    const { parseClassName, getClassGroupId, getConflictingClassGroupIds } = configUtils
+
+    /**
+     * Set of classGroupIds in following format:
+     * `{importantModifier}{variantModifiers}{classGroupId}`
+     * @example 'float'
+     * @example 'hover:focus:bg-color'
+     * @example 'md:!pr'
+     */
+    const classGroupsInConflict: string[] = []
+    const classNames = classList.trim().split(SPLIT_CLASSES_REGEX)
+
+    let result = ''
+
+    for (let index = classNames.length - 1; index >= 0; index -= 1) {
+        const originalClassName = classNames[index]!
+
+        const { modifiers, hasImportantModifier, baseClassName, maybePostfixModifierPosition } =
+            parseClassName(originalClassName)
+
+        let hasPostfixModifier = Boolean(maybePostfixModifierPosition)
+        let classGroupId = getClassGroupId(
+            hasPostfixModifier
+                ? baseClassName.substring(0, maybePostfixModifierPosition)
+                : baseClassName,
+        )
+
+        if (!classGroupId) {
+            if (!hasPostfixModifier) {
+                // Not a Tailwind class
+                result = originalClassName + (result.length > 0 ? ' ' + result : result)
+                continue
+            }
+
+            classGroupId = getClassGroupId(baseClassName)
+
+            if (!classGroupId) {
+                // Not a Tailwind class
+                result = originalClassName + (result.length > 0 ? ' ' + result : result)
+                continue
+            }
+
+            hasPostfixModifier = false
+        }
+
+        const variantModifier = sortModifiers(modifiers).join(':')
+
+        const modifierId = hasImportantModifier
+            ? variantModifier + IMPORTANT_MODIFIER
+            : variantModifier
+
+        const classId = modifierId + classGroupId
+
+        if (classGroupsInConflict.includes(classId)) {
+            // Tailwind class omitted due to conflict
+            continue
+        }
+
+        classGroupsInConflict.push(classId)
+
+        const conflictGroups = getConflictingClassGroupIds(classGroupId, hasPostfixModifier)
+        for (let i = 0; i < conflictGroups.length; ++i) {
+            const group = conflictGroups[i]!
+            classGroupsInConflict.push(modifierId + group)
+        }
+
+        // Tailwind class not in conflict
+        result = originalClassName + (result.length > 0 ? ' ' + result : result)
+    }
+
+    return result
+}