feat: add new funciton

Author: Simon-He95

src/parseUrl.ts

@@ -0,0 +1,36 @@
+import type { ParsedURL } from './types'
+const PROTOCOL_REGEX = /^\w+:(\/\/)?/
+const PROTOCOL_RELATIVE_REGEX = /^\/\/[^/]+/
+
+export function hasProtocol(inputStr: string, acceptProtocolRelative = false): boolean {
+  return PROTOCOL_REGEX.test(inputStr) || (acceptProtocolRelative && PROTOCOL_RELATIVE_REGEX.test(inputStr))
+}
+
+export function parseURL(input = '', defaultProto?: string): ParsedURL {
+  if (!hasProtocol(input, true))
+    return defaultProto ? parseURL(defaultProto + input) : parsePath(input)
+
+  const [protocol = '', auth, hostAndPath = ''] = (input.replace(/\\/g, '/').match(/([^:/]+:)?\/\/([^/@]+@)?(.*)/) || []).splice(1)
+  const [host = '', path = ''] = (hostAndPath.match(/([^/?#]*)(.*)?/) || []).splice(1)
+  const { pathname, search, hash } = parsePath(path)
+
+  return {
+    protocol,
+    auth: auth ? auth.substr(0, auth.length - 1) : '',
+    host,
+    pathname,
+    search,
+    hash,
+  }
+}
+
+export function parsePath(input = ''): ParsedURL {
+  const [pathname = '', search = '', hash = ''] = (input.match(/([^#?]*)(\?[^#]*)?(#.*)?/) || []).splice(1)
+
+  return {
+    pathname,
+    search,
+    hash,
+  }
+}
+

src/types.ts

@@ -140,3 +140,12 @@ export interface MutationObserverInit {
   characterDataOldValue?: boolean
   attributeFilter?: string[]
 }
+
+export interface ParsedURL {
+  protocol?: string
+  host?: string
+  auth?: string
+  pathname: string
+  hash: string
+  search: string
+}