clean up tests

Author: isaacs

index.js

@@ -21,7 +21,7 @@ function mkdirP (p, opts, f, made) {
     }
     if (!made) made = null;
 
-    var cb = f || function () {};
+    var cb = f || /* istanbul ignore next */ function () {};
     p = path.resolve(p);
 
     xfs.mkdir(p, mode, function (er) {
@@ -31,8 +31,10 @@ function mkdirP (p, opts, f, made) {
         }
         switch (er.code) {
             case 'ENOENT':
+                /* istanbul ignore if */
                 if (path.dirname(p) === p) return cb(er);
                 mkdirP(path.dirname(p), opts, function (er, made) {
+                    /* istanbul ignore if */
                     if (er) cb(er, made);
                     else mkdirP(p, opts, cb, made);
                 });
@@ -87,9 +89,10 @@ mkdirP.sync = function sync (p, opts, made) {
                 try {
                     stat = xfs.statSync(p);
                 }
-                catch (err1) {
+                catch (err1) /* istanbul ignore next */ {
                     throw err0;
                 }
+                /* istanbul ignore if */
                 if (!stat.isDirectory()) throw err0;
                 break;
         }