1 files changed, 34 insertions, 0 deletions
diff --git a/dev/lint-repository.sh b/dev/lint-repository.sh
new file mode 100755
index 00000000..ee9c8777
--- /dev/null
+++ b/dev/lint-repository.sh
@@ -0,0 +1,34 @@
+#!/usr/bin/env bash
+
+# A script to check prettyness over the repository.
+
+# lint-commits.sh seeks to prevent the worsening of already present
+# problems, such as tab indentation in ml files. lint-repository.sh
+# seeks to prevent the (re-)introduction of solved problems, such as
+# newlines at the end of .v files.
+
+CODE=0
+
+if [ -n "${TRAVIS_PULL_REQUEST}" ] && [ "${TRAVIS_PULL_REQUEST}" != false ];
+then
+    # skip PRs from before the linter existed
+    if [ -z "$(git ls-tree --name-only "${TRAVIS_PULL_REQUEST_SHA}" dev/lint-commits.sh)" ];
+    then
+        1>&2 echo "Linting skipped: pull request older than the linter."
+        exit 0
+    fi
+
+    # Some problems are too widespread to fix in one commit, but we
+    # can still check that they don't worsen.
+    CUR_HEAD=${TRAVIS_COMMIT_RANGE%%...*}
+    PR_HEAD=${TRAVIS_COMMIT_RANGE##*...}
+    MERGE_BASE=$(git merge-base "$CUR_HEAD" "$PR_HEAD")
+    dev/lint-commits.sh "$MERGE_BASE" "$PR_HEAD" || CODE=1
+fi
+
+# Check that the files with 'whitespace' gitattribute end in a newline.
+# xargs exit status is 123 if any file failed the test
+find . "(" -path ./.git -prune ")" -o -type f -print0 |
+    xargs -0 dev/tools/check-eof-newline.sh || CODE=1
+
+exit $CODE