Humanize file sizes by default.

Author: drn

format/long.go

@@ -7,6 +7,7 @@ import (
   "strconv"
   "github.com/fatih/color"
   "github.com/drn/nerd-ls/node"
+  "github.com/drn/nerd-ls/humanize"
 )
 
 const ansi = "[\u001B\u009B][[\\]()#;?]*(?:(?:(?:[a-zA-Z\\d]*(?:;[a-zA-Z\\d]" +
@@ -25,7 +26,7 @@ func Long(nodes []node.Node) {
       strconv.Itoa(node.LinkCount),
       fmt.Sprintf("%s ", node.User),
       fmt.Sprintf("%s ", node.Group),
-      strconv.Itoa(node.Size),
+      humanize.Bytes(node.Size),
       node.Time.Month().String()[:3],
       fmt.Sprintf("%2d", node.Time.Day()),
       fmt.Sprintf("%02d:%02d", node.Time.Hour(), node.Time.Minute()),

humanize/bytes.go

@@ -0,0 +1,27 @@
+// Initial source from:
+// - https://github.com/dustin/go-humanize/blob/master/bytes.go
+
+package humanize
+import (
+  "fmt"
+  "math"
+)
+
+// Bytes - Given an input size in bytes, return a human-readable size string.
+func Bytes(size int) string {
+  sizes := []string{"B", "K", "M", "G", "T", "P", "E"}
+  return formatBytes(size, 1024, sizes)
+}
+
+func formatBytes(size int, base float64, sizes []string) string {
+  if size < 10 { return fmt.Sprintf("%dB", size) }
+
+  sizeIndex := math.Floor(math.Log(float64(size)) / math.Log(base))
+  suffix := sizes[int(sizeIndex)]
+  val := math.Floor(float64(size)/math.Pow(base, sizeIndex)*10+0.5) / 10
+  f := "%.0f%s"
+
+  if val < 10 { f = "%.1f%s" }
+
+  return fmt.Sprintf(f, val, suffix)
+}