fix: fix regext to not match square brackets

Author: achingbrain

src/index.js

@@ -113,6 +113,6 @@ const toPathComponents = (path = '') => {
   // split on / unless escaped with \
   return (path
     .trim()
-    .match(/([^\\\][^/]|\\\/)+/g) || [])
+    .match(/([^\\^/]|\\\/)+/g) || [])
     .filter(Boolean)
 }

test/exporter.spec.js

@@ -257,6 +257,34 @@ describe('exporter', () => {
     )
   })
 
+  it('small file in a directory with an square brackets in the title', (done) => {
+    const fileName = `small-[bar]-file-${Math.random()}.txt`
+    const filePath = `/foo/${fileName}`
+
+    pull(
+      pull.values([{
+        path: filePath,
+        content: pull.values([smallFile])
+      }]),
+      importer(ipld),
+      pull.collect((err, files) => {
+        expect(err).to.not.exist()
+
+        const path = `/ipfs/${new CID(files[1].multihash).toBaseEncodedString()}/${fileName}`
+
+        pull(
+          exporter(path, ipld),
+          pull.collect((err, files) => {
+            expect(err).to.not.exist()
+            expect(files.length).to.equal(1)
+            expect(files[0].path).to.equal(fileName)
+            done()
+          })
+        )
+      })
+    )
+  })
+
   it('exports a chunk of a file with no links', (done) => {
     const offset = 0
     const length = 5