docs: fix example code (#59)

elliotchance · Apr 28, 2019 · a1ae87f · a1ae87f
1 parent 0f7b10c
commit a1ae87f
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/README.md b/README.md
@@ -38,13 +38,15 @@ These can be used without needing `go generate`. For example:
 package main
 
 import (
-    "github.com/elliotchance/pie/pie"
     "fmt"
+    "strings"
+
+    "github.com/elliotchance/pie/pie"
 )
 
 func main() {
     name := pie.Strings{"Bob", "Sally", "John", "Jane"}.
-        Unselect(func (name string) {
+        Unselect(func (name string) bool {
             return strings.HasPrefix(name, "J")
         }).
         Transform(strings.ToUpper).