From 8e7a6bb08685033cddff20f626896fd269b403b7 Mon Sep 17 00:00:00 2001
From: Joel Scoble <joel.scoble@outlook.com>
Date: Fri, 12 Dec 2014 10:06:35 -0600
Subject: [PATCH] Update format script for new gofmt

gofmt no longer supports `tabs` and `tabwidth`, but we still require
exactly-4-space tabs to preserve the narrow layout on gobyexample.com,
so re-implement this functionality with sed.
---
 tools/build  |  2 +-
 tools/format | 10 ++++++++++
 tools/gofmt  |  6 ------
 3 files changed, 11 insertions(+), 7 deletions(-)
 create mode 100755 tools/format
 delete mode 100755 tools/gofmt

diff --git a/tools/build b/tools/build
index f23c2d0..829edcb 100755
--- a/tools/build
+++ b/tools/build
@@ -2,6 +2,6 @@
 
 set -e
 
-tools/gofmt
+tools/format
 tools/measure
 tools/generate
diff --git a/tools/format b/tools/format
new file mode 100755
index 0000000..1639e5c
--- /dev/null
+++ b/tools/format
@@ -0,0 +1,10 @@
+#!/bin/bash
+
+set -eo pipefail
+
+paths=$(ls tools/*.go examples/*/*.go)
+
+for path in $paths; do
+  gofmt -w=true $path
+  sed -i '' -e 's/	/    /g' $path
+done
diff --git a/tools/gofmt b/tools/gofmt
deleted file mode 100755
index c35a228..0000000
--- a/tools/gofmt
+++ /dev/null
@@ -1,6 +0,0 @@
-#!/bin/bash
-
-set -e
-set -o pipefail
-
-ls tools/*.go examples/*/*.go | xargs gofmt -tabs=false -tabwidth=4 -w=true