Prototype -a flag support.

Author: drn

main.go

@@ -25,7 +25,11 @@ func main() {
     os.Exit(1)
   }
 
-  nodes := node.Fetch()
+  nodes := node.Fetch(
+    map[string]bool{
+      "all": *all,
+    },
+  )
 
   count := 0
   maxSize := maxSize(nodes)

node/root.go

@@ -32,14 +32,23 @@ type Node struct {
 }
 
 // Fetch - Fetch nodes in currently directory
-func Fetch() []Node {
+func Fetch(options map[string]bool) []Node {
   files, err := ioutil.ReadDir(".")
   if err != nil { log.Fatal(err) }
 
-  nodes := make([]Node, len(files))
+  count := 0
+  for i:=0; i<len(files); i++ {
+    if !options["all"] && []rune(files[i].Name())[0] == '.' { continue }
+    count++
+  }
+
+  nodes := make([]Node, count)
 
+  count = 0
   for i:=0; i<len(files); i++ {
-    nodes[i] = new(files[i])
+    if !options["all"] && []rune(files[i].Name())[0] == '.' { continue }
+    nodes[count] = new(files[i])
+    count++
   }
 
   return nodes