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// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.// This module is browser compatible.
/** Test whether the given string is a glob */export function isGlob(str: string): boolean {  const chars: Record<string, string> = { "{": "}", "(": ")", "[": "]" };  const regex =    /\\(.)|(^!|\*|\?|[\].+)]\?|\[[^\\\]]+\]|\{[^\\}]+\}|\(\?[:!=][^\\)]+\)|\([^|]+\|[^\\)]+\))/;
  if (str === "") {    return false;  }
  let match: RegExpExecArray | null;
  while ((match = regex.exec(str))) {    if (match[2]) return true;    let idx = match.index + match[0].length;
    // if an open bracket/brace/paren is escaped,    // set the index to the next closing character    const open = match[1];    const close = open ? chars[open] : null;    if (open && close) {      const n = str.indexOf(close, idx);      if (n !== -1) {        idx = n + 1;      }    }
    str = str.slice(idx);  }
  return false;}