Simplify precommit.

travis/pre-commit.sh

@@ -12,9 +12,8 @@ function removeBin {
 }
 
 function installTools {
-  make install-tools
-  MDRIP=$(go env GOPATH)/bin/mdrip
-  ls -l $(go env GOPATH)/bin
+		make install-tools
+		ls -C1 -g -G -h $(go env GOPATH)/bin
 }
 
 function runFunc {
@@ -50,16 +49,16 @@ function testExamplesAgainstLatestKustomizeRelease {
   echo "Installing latest kustomize from $latest"
   (cd ~; GO111MODULE=on go install $latest)
 
-  $MDRIP --mode test \
+  mdrip --mode test \
       --label testAgainstLatestRelease examples
 
   # TODO: make work for non-linux
-	if onLinuxAndNotOnTravis; then
+  if onLinuxAndNotOnTravis; then
     echo "On linux, and not on travis, so running the notravis example tests."
 
     # Requires helm.
     make $(go env GOPATH)/bin/helm
-    $MDRIP --mode test \
+    mdrip --mode test \
         --label helmtest examples/chart.md
   fi
   echo "Example tests passed against $latest"
@@ -74,32 +73,31 @@ function testExamplesAgainstLocalHead {
   # To test examples of unreleased features, add
   # examples with code blocks annotated with some
   # label _other than_ @testAgainstLatestRelease.
-  $MDRIP --mode test \
+  mdrip --mode test \
       --label testAgainstLatestRelease examples
   echo "Example tests passed against HEAD"
 }
 
-# Having this set might contradict the Makefile,
-# so assure it's unset.
+
+# Don't override go's notion of where to
+# install stuff.
 unset GOPATH
 
-# With GOPATH now undefined, this most likely
-# puts $HOME/go/bin on the path. Regardless,
-# subsequent go tool installs will be placing
-# binaries in this location.
+# Ease running the tooling installed by 'go';
+# mdrip, pluginator, stringer, etc.
 PATH=$(go env GOPATH)/bin:$PATH
 
-# Make sure we run in the root of the repo and
-# therefore run the tests on all packages
+# Assure that this script runs from the repo
+# root, since some tests might rely on it.
 base_dir="$( cd "$(dirname "$0")/.." && pwd )"
 cd "$base_dir" || {
   echo "Cannot cd to '$base_dir'. Aborting." >&2
   exit 1
 }
 
-echo "HOME=$HOME"
-echo "PATH=$PATH"
-echo pwd=`pwd`
+echo "HOME = $HOME"
+echo "PATH = $PATH"
+echo " PWD = $PWD"
 echo " "
 echo "Working..."