bug(PRELUDE) fix filter params

Author: David Chase

prelude.js

@@ -24,7 +24,7 @@ const chain = fn => xs => [].concat.apply([], xs.map(fn))
 
 const of = Array.of.bind(Array)
 
-const filter = xs => fn => xs.filter(fn)
+const filter = pred => xs => xs.filter(pred)
 
 const prepend = a => b => a.concat(b)
 

test.js

@@ -6,8 +6,8 @@ const union = require('./index')
 
 
 test('it works', function(t){
-  const expected = path.join(__dirname, 'output/src/images/')
-  const expected2 = path.join(__dirname, 'output/images/src/stuff/')
+  const expected = path.join(__dirname, 'output/src/images')
+  const expected2 = path.join(__dirname, 'output/images/src/stuff')
 
   t.equal(union(path.join(__dirname, 'output'), path.join(__dirname, 'src/images')), expected)
   t.equal(union(path.join(__dirname, 'output/images'), path.join(__dirname, 'src/stuff')), expected2)