1 files changed, 46 insertions, 0 deletions
diff --git a/node_modules/is-glob/index.js b/node_modules/is-glob/index.js
new file mode 100644
index 0000000..711b8b2
--- /dev/null
+++ b/node_modules/is-glob/index.js
@@ -0,0 +1,46 @@
+/*!
+ * is-glob <https://github.com/jonschlinkert/is-glob>
+ *
+ * Copyright (c) 2014-2017, Jon Schlinkert.
+ * Released under the MIT License.
+ */
+
+var isExtglob = require('is-extglob');
+var chars = { '{': '}', '(': ')', '[': ']'};
+
+module.exports = function isGlob(str, options) {
+  if (typeof str !== 'string' || str === '') {
+    return false;
+  }
+
+  if (isExtglob(str)) {
+    return true;
+  }
+
+  var regex = /\\(.)|(^!|\*|[\].+)]\?|\[[^\\\]]+\]|\{[^\\}]+\}|\(\?[:!=][^\\)]+\)|\([^|]+\|[^\\)]+\))/;
+  var match;
+
+  // optionally relax regex
+  if (options && options.strict === false) {
+    regex = /\\(.)|(^!|[*?{}()[\]]|\(\?)/;
+  }
+
+  while ((match = regex.exec(str))) {
+    if (match[2]) return true;
+    var idx = match.index + match[0].length;
+
+    // if an open bracket/brace/paren is escaped,
+    // set the index to the next closing character
+    var open = match[1];
+    var close = open ? chars[open] : null;
+    if (open && close) {
+      var n = str.indexOf(close, idx);
+      if (n !== -1) {
+        idx = n + 1;
+      }
+    }
+
+    str = str.slice(idx);
+  }
+  return false;
+};