ref: 831e936846920b395dddd584b76e2b9f6b7c18a1
parent: 098a0c819af2575628690517f4bd40253d7436d7
	author: Bjørn Erik Pedersen <bjorn.erik.pedersen@gmail.com>
	date: Mon Nov 23 11:32:06 EST 2015
	
Improve "watching for ..." logging
--- a/commands/server.go
+++ b/commands/server.go
@@ -150,14 +150,15 @@
// Watch runs its own server as part of the routine
 	if serverWatch {- watched := getDirList()
-		workingDir := helpers.AbsPathify(viper.GetString("WorkingDir"))-		for i, dir := range watched {- watched[i], _ = helpers.GetRelativePath(dir, workingDir)
+ watchDirs := getDirList()
+		baseWatchDir := helpers.AbsPathify(viper.GetString("WorkingDir"))+		for i, dir := range watchDirs {+ watchDirs[i], _ = helpers.GetRelativePath(dir, baseWatchDir)
}
- unique := strings.Join(helpers.RemoveSubpaths(watched), ",")
-		jww.FEEDBACK.Printf("Watching for changes in %s/{%s}\n", workingDir, unique)+ rootWatchDirs := strings.Join(helpers.UniqueStrings(helpers.ExtractRootPaths(watchDirs)), ",")
+
+		jww.FEEDBACK.Printf("Watching for changes in %s/{%s}\n", baseWatchDir, rootWatchDirs)err := NewWatcher(serverPort)
 		if err != nil {fmt.Println(err)
--- a/helpers/general.go
+++ b/helpers/general.go
@@ -90,6 +90,19 @@
return string(unicode.ToUpper(r)) + s[n:]
}
+// UniqueStrings returns a new slice with any duplicates removed.
+func UniqueStrings(s []string) []string {+ unique := make([]string, 0)
+	set := map[string]interface{}{}+	for _, val := range s {+		if _, ok := set[val]; !ok {+ unique = append(unique, val)
+ set[val] = val
+ }
+ }
+ return unique
+}
+
// ReaderToBytes takes an io.Reader argument, reads from it
// and returns bytes.
 func ReaderToBytes(lines io.Reader) []byte {--- a/helpers/general_test.go
+++ b/helpers/general_test.go
@@ -164,6 +164,15 @@
}
}
+func TestUniqueStrings(t *testing.T) {+	in := []string{"a", "b", "a", "b", "c", "", "a", "", "d"}+ output := UniqueStrings(in)
+	expected := []string{"a", "b", "c", "", "d"}+	if !reflect.DeepEqual(output, expected) {+		t.Errorf("Expected %#v, got %#v\n", expected, output)+ }
+}
+
 func TestFindAvailablePort(t *testing.T) {addr, err := FindAvailablePort()
assert.Nil(t, err)
--- a/helpers/path.go
+++ b/helpers/path.go
@@ -450,37 +450,27 @@
return b.Join(b.Dir(in), name, "index"+ext)
}
-// RemoveSubpaths takes a list of paths and removes everything that
-// contains another path in the list as a prefix. Ignores any empty
-// strings. Used mostly for logging.
-//
-// e.g. ["hello/world", "hello", "foo/bar", ""] -> ["hello", "foo/bar"]
-func RemoveSubpaths(paths []string) []string {- a := make([]string, 0)
-	for _, cur := range paths {- // ignore trivial case
-		if cur == "" {- continue
- }
-
- isDupe := false
-		for i, old := range a {-			if strings.HasPrefix(cur, old) {- isDupe = true
- break
-			} else if strings.HasPrefix(old, cur) {- a[i] = cur
- isDupe = true
- break
+// Extract the root paths from the supplied list of paths.
+// The resulting root path will not contain any file separators, but there
+// may be duplicates.
+// So "/content/section/" becomes "content"
+func ExtractRootPaths(paths []string) []string {+ r := make([]string, len(paths))
+	for i, p := range paths {+ root := filepath.ToSlash(p)
+		if strings.Contains(root, "/") {+ sections := strings.Split(root, "/")
+			for _, section := range sections {+				if section != "" {+ root = section
+ break
+ }
}
}
-
-		if !isDupe {- a = append(a, cur)
- }
+ r[i] = root
}
+ return r
- return a
}
// FindCWD returns the current working directory from where the Hugo
--- a/helpers/path_test.go
+++ b/helpers/path_test.go
@@ -625,11 +625,19 @@
}
-func TestRemoveSubpaths(t *testing.T) {-	got := RemoveSubpaths([]string{"hello", "hello/world", "foo/bar", ""})-	expect := []string{"hello", "foo/bar"}-	if !reflect.DeepEqual(got, expect) {-		t.Errorf("Expected %q but got %q", expect, got)+func TestExtractRootPaths(t *testing.T) {+	tests := []struct {+ input []string
+ expected []string
+	}{{[]string{filepath.FromSlash("a/b"), filepath.FromSlash("a/b/c/"), "b",+		filepath.FromSlash("/c/d"), filepath.FromSlash("d/"), filepath.FromSlash("//e//")},+		[]string{"a", "a", "b", "c", "d", "e"}}}+
+	for _, test := range tests {+ output := ExtractRootPaths(test.input)
+		if !reflect.DeepEqual(output, test.expected) {+			t.Errorf("Expected %#v, got %#v\n", test.expected, output)+ }
}
}
--
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