From 0d5194f4db059a50aa253458631f1f2410f15e86 Mon Sep 17 00:00:00 2001
From: Kenny Root <kenny@the-b.org>
Date: Wed, 21 Oct 2015 11:30:23 -0700
Subject: Rename check-lint-count.sh to .bash

linthub.io was examining these as POSIX scripts to it was complaining
about bash-isms. Move this to .bash to give it a better hint about what
kind of file this is.
---
 scripts/check-lint-count.bash | 57 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100755 scripts/check-lint-count.bash

(limited to 'scripts/check-lint-count.bash')

diff --git a/scripts/check-lint-count.bash b/scripts/check-lint-count.bash
new file mode 100755
index 0000000..0397477
--- /dev/null
+++ b/scripts/check-lint-count.bash
@@ -0,0 +1,57 @@
+#!/usr/bin/env bash
+#
+# Checks the number of lint issues against historical values. Used in
+# Travis CI builds to fail when the number increases by exploiting the
+# caching mechanism.
+
+if [[ $# != 2 || ! -f $1 ]]; then \
+    echo "Usage: $0 <lint.xml file> <historical.xml file>"
+    exit 1
+fi
+
+lint_file="$1"
+historical_file="$2"
+
+xqilla="$(which xqilla)"
+
+if [[ ! -x $xqilla ]]; then \
+    echo "Error: cannot find xqilla"
+    exit 1
+fi
+
+if [[ ! -f $historical_file ]]; then \
+  # no cache history, store this one and exit
+  cp $lint_file $historical_file
+  exit 0
+fi
+
+tmp_dir="$(mktemp -d lint.XXXXXXXX)"
+trap "rm -rf $tmp_dir" ERR EXIT
+
+lint_results="$tmp_dir/lint.txt"
+hist_results="$tmp_dir/hist.txt"
+
+run_query() {
+  local xqilla_script='string-join(//issue/location/(concat("file=", @file, " line=", @line, " column=", @column, " reason=", ../@summary)), "&#10;")'
+  xqilla -i $1 <(echo $xqilla_script) | sed "s,$PWD/,,g" > $2
+}
+
+run_query $lint_file $lint_results
+run_query $historical_file $hist_results
+
+old_count=$(cat $hist_results | wc -l)
+new_count=$(cat $lint_results | wc -l)
+
+echo "Historical count: $old_count, new count: $new_count"
+
+if [[ $new_count > $old_count ]]; then \
+    echo "FAILURE: lint issues increased from $old_count to $new_count"
+    diff -u $hist_results $lint_results
+    exit 2
+fi
+
+if [[ $TRAVIS_PULL_REQUEST == false ]]; then \
+    # Okay, we either stayed the same or reduced our number.
+    # Write it out so we can check it next build!
+    cp $lint_file $historical_file 
+fi
-- 
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