Code formatting

src/finder.coffee

@@ -18,10 +18,10 @@ export class Finder
 			paths = if pathEnv then pathEnv.split(if Finder.isWindows then ";" else delimiter) else []
 
 		# The list of executable file extensions.
-		@extensions = new Set extensions.map (extension) -> extension.toLowerCase()
+		@extensions = new Set extensions.map ($) -> $.toLowerCase()
 
 		# The list of system paths.
-		@paths = new Set paths.map((item) -> item.replace /^"|"$/g, "").filter (item) -> item.length
+		@paths = new Set paths.map(($) -> $.replace /^"|"$/g, "").filter ($) -> $.length
 
 	# Value indicating whether the current platform is Windows.
 	Object.defineProperty @, "isWindows",

test/finder_test.coffee

@@ -9,12 +9,12 @@ describe "Finder", ->
 	describe "constructor()", ->
 		it "should set the `paths` property to the value of the `PATH` environment variable by default", ->
 			pathEnv = env.PATH or ""
-			paths = new Set if pathEnv then pathEnv.split(if Finder.isWindows then ";" else delimiter).filter (item) -> item.length else []
+			paths = new Set if pathEnv then pathEnv.split(if Finder.isWindows then ";" else delimiter).filter ($) -> $.length else []
 			equal new Finder().paths.symmetricDifference(paths).size, 0
 
 		it "should set the `extensions` property to the value of the `PATHEXT` environment variable by default", ->
 			pathExt = env.PATHEXT or ""
-			extensions = new Set if pathExt then pathExt.split(";").map (item) -> item.toLowerCase() else [".exe", ".cmd", ".bat", ".com"]
+			extensions = new Set if pathExt then pathExt.split(";").map ($) -> $.toLowerCase() else [".exe", ".cmd", ".bat", ".com"]
 			equal new Finder().extensions.symmetricDifference(extensions).size, 0
 
 		it "should put in lower case the list of file extensions", ->