INNER CODE UNIT · JavaScript

getRedirect

cfug/flutter.cn · tool/host-redirect/src/index.js:42

function getRedirect(currentPath, redirectsOverride) {
  const redirects = redirectsOverride || data.hosting.redirects
  for (const redirect of redirects) {
    try {
      // redirects[].regex
      if (redirect.regex) {
        const regexp = RE2JS.compile(redirect.regex)
        const regexpMatcher = regexp.matcher(currentPath)
        if (regexpMatcher.matches()) {
          let destination = redirect.destination

          // 处理有命名的变量（类似 P<name>）
          const namedGroups = regexp.namedGroups()
          if (Object.keys(namedGroups).length > 0) {
            for (const name in namedGroups) {
              destination = destination.replaceAll(`:${name}`, regexpMatcher.group(name))
            }
          }

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