Merge "Sort requirement files in alphabetical order"

1 files changed, 32 insertions, 0 deletions

diff --git a/tools/requirements_style_check.sh b/tools/requirements_style_check.sh
new file mode 100755
index 000000000..ccbff3bdd
--- /dev/null
+++ b/tools/requirements_style_check.sh
@@ -0,0 +1,32 @@
+#!/bin/bash
+#
+# Enforce the requirement that dependencies are listed in the input
+# files in alphabetical order.
+
+# FIXME(dhellmann): This doesn't deal with URL requirements very
+# well. We should probably sort those on the egg-name, rather than the
+# full line.
+
+function check_file() {
+    typeset f=$1
+
+    # We don't care about comment lines.
+    grep -v '^#' $f > ${f}.unsorted
+    sort -i -f ${f}.unsorted > ${f}.sorted
+    diff -c ${f}.unsorted ${f}.sorted
+    rc=$?
+    rm -f ${f}.sorted ${f}.unsorted
+    return $rc
+}
+
+exit_code=0
+for filename in $@
+do
+    check_file $filename
+    if [ $? -ne 0 ]
+    then
+        echo "Please list requirements in $filename in alphabetical order" 1>&2
+        exit_code=1
+    fi
+done
+exit $exit_code