From 04b08da9af0c450d645ab7389d1467308cfc2db8 Mon Sep 17 00:00:00 2001
From: Michael Stapelberg <stapelberg@debian.org>
Date: Mon, 4 Mar 2013 21:27:36 +0100
Subject: Imported Upstream version 1.1~hg20130304

---
 src/cmd/godoc/dirtrees.go | 23 +++++++----------------
 1 file changed, 7 insertions(+), 16 deletions(-)

(limited to 'src/cmd/godoc/dirtrees.go')

diff --git a/src/cmd/godoc/dirtrees.go b/src/cmd/godoc/dirtrees.go
index b9b529f87..fda7adce5 100644
--- a/src/cmd/godoc/dirtrees.go
+++ b/src/cmd/godoc/dirtrees.go
@@ -74,7 +74,7 @@ func (b *treeBuilder) newDirTree(fset *token.FileSet, path, name string, depth i
 	// determine number of subdirectories and if there are package files
 	ndirs := 0
 	hasPkgFiles := false
-	var synopses [4]string // prioritized package documentation (0 == highest priority)
+	var synopses [3]string // prioritized package documentation (0 == highest priority)
 	for _, d := range list {
 		switch {
 		case isPkgDir(d):
@@ -95,12 +95,10 @@ func (b *treeBuilder) newDirTree(fset *token.FileSet, path, name string, depth i
 						switch file.Name.Name {
 						case name:
 							i = 0 // normal case: directory name matches package name
-						case fakePkgName:
-							i = 1 // synopses for commands
 						case "main":
-							i = 2 // directory contains a main package
+							i = 1 // directory contains a main package
 						default:
-							i = 3 // none of the above
+							i = 2 // none of the above
 						}
 						if 0 <= i && i < len(synopses) && synopses[i] == "" {
 							synopses[i] = doc.Synopsis(file.Doc.Text())
@@ -229,9 +227,7 @@ func (dir *Directory) lookupLocal(name string) *Directory {
 }
 
 func splitPath(p string) []string {
-	if strings.HasPrefix(p, "/") {
-		p = p[1:]
-	}
+	p = strings.TrimPrefix(p, "/")
 	if p == "" {
 		return nil
 	}
@@ -264,7 +260,7 @@ type DirEntry struct {
 	Height   int    // = DirList.MaxHeight - Depth, > 0
 	Path     string // directory path; includes Name, relative to DirList root
 	Name     string // directory name
-	HasPkg   bool   // true if the directory contains at least one package 
+	HasPkg   bool   // true if the directory contains at least one package
 	Synopsis string // package documentation, if any
 }
 
@@ -310,14 +306,9 @@ func (root *Directory) listing(skipRoot bool) *DirList {
 		// the path is relative to root.Path - remove the root.Path
 		// prefix (the prefix should always be present but avoid
 		// crashes and check)
-		path := d.Path
-		if strings.HasPrefix(d.Path, root.Path) {
-			path = d.Path[len(root.Path):]
-		}
+		path := strings.TrimPrefix(d.Path, root.Path)
 		// remove leading separator if any - path must be relative
-		if len(path) > 0 && path[0] == '/' {
-			path = path[1:]
-		}
+		path = strings.TrimPrefix(path, "/")
 		p.Path = path
 		p.Name = d.Name
 		p.HasPkg = d.HasPkg
-- 
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