add windowsPathsNoEscape option

Fix: #468

common.js

@@ -57,6 +57,11 @@ function setopts (self, pattern, options) {
     pattern = "**/" + pattern
   }
 
+  self.windowsPathsNoEscape = !!options.windowsPathsNoEscape
+  if (self.windowsPathsNoEscape) {
+    pattern = pattern.replace(/\\/g, '/')
+  }
+
   self.silent = !!options.silent
   self.pattern = pattern
   self.strict = options.strict !== false

test/windows-paths-no-escape.js

@@ -0,0 +1,34 @@
+const t = require('tap')
+const g = require('../')
+
+const platforms = ['win32', 'posix']
+const originalPlatform = Object.getOwnPropertyDescriptor(process, 'platform')
+for (const p of platforms) {
+  t.test(p, t => {
+    Object.defineProperty(process, 'platform', {
+      value: p,
+      enumerable: true,
+      configurable: true,
+      writable: true,
+    })
+    t.equal(process.platform, p, 'gut check: actually set platform')
+    const pattern = '/a/b/c/x\\[a-b\\]y\\*'
+    const def = new g.Glob(pattern, { noprocess: true })
+    const winpath = new g.Glob(pattern, {
+      windowsPathsNoEscape: true,
+      noprocess: true,
+    })
+    const nowinpath = new g.Glob(pattern, {
+      windowsPathsNoEscape: false,
+      noprocess: true,
+    })
+    t.strictSame([def.pattern, winpath.pattern, nowinpath.pattern], [
+      '/a/b/c/x\\[a-b\\]y\\*',
+      '/a/b/c/x/[a-b/]y/*',
+      '/a/b/c/x\\[a-b\\]y\\*',
+    ])
+    t.end()
+  })
+}
+
+Object.defineProperty(process, 'platform', originalPlatform)