Remove unused fsUtils.isFile()

lib/fs-utils/fs-utils.coffee

@@ -1,27 +1,4 @@
-fs = require('fs')
 _ = require('lodash')
-async = require('async')
 
 exports.isValidPath = (p) ->
 	return _.isString(p)
-
-exports.isFile = (file, outerCallback) ->
-	async.waterfall([
-
-		# Check if the file exists
-		(callback) ->
-			fs.exists file, (exists) ->
-				return callback(null, exists)
-
-		# Get file stats
-		(exists, callback) ->
-			if not exists
-				return outerCallback(null, false)
-
-			fs.stat(file, callback)
-
-		# Check if it's a file
-		(stats, callback) ->
-			return callback(null, !!stats.isFile())
-
-	], outerCallback)

lib/fs-utils/fs-utils.spec.coffee

@@ -1,17 +1,6 @@
 expect = require('chai').expect
-_ = require('lodash')
-mockFs = require('mock-fs')
-
 fsUtils = require('./fs-utils')
 
-PATHS =
-	file:
-		name: '/tmp/file1'
-		contents: 'File1 contents'
-	directory:
-		name: '/tmp/dir'
-		contents: mockFs.directory()
-
 describe 'FsUtils:', ->
 
 	describe '#isValidPath()', ->
@@ -36,32 +25,3 @@ describe 'FsUtils:', ->
 				'./file/../file2'
 			]
 				expect(fsUtils.isValidPath(validPath)).to.be.true
-
-	describe '#isFile()', ->
-
-		beforeEach ->
-			mockFsOptions = {}
-			for key, value of PATHS
-				mockFsOptions[value.name] = value.contents
-			mockFs(mockFsOptions)
-
-		afterEach ->
-			mockFs.restore()
-
-		it 'should return true for files', (done) ->
-			fsUtils.isFile PATHS.file.name, (error, isFile) ->
-				expect(error).to.not.exist
-				expect(isFile).to.be.true
-				done()
-
-		it 'should return false if file doesn\'t exists', (done) ->
-			fsUtils.isFile '/nonexistentfile', (error, isFile) ->
-				expect(error).to.not.exist
-				expect(isFile).to.be.false
-				done()
-
-		it 'should return false if path is a directory', (done) ->
-			fsUtils.isFile PATHS.directory.name, (error, isFile) ->
-				expect(error).to.not.exist
-				expect(isFile).to.be.false
-				done()