1 files changed, 91 insertions, 0 deletions
diff --git a/python/tidy.py b/python/tidy.py
new file mode 100644
index 00000000000..04743433dbf
--- /dev/null
+++ b/python/tidy.py
@@ -0,0 +1,91 @@
+# Copyright 2013 The Servo Project Developers. See the COPYRIGHT
+# file at the top-level directory of this distribution.
+#
+# Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+# http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+# <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+# option. This file may not be copied, modified, or distributed
+# except according to those terms.
+
+#!/usr/bin/env python
+
+import os
+from licenseck import check_license
+
+# FIXME(#3242): Don't use globals
+err = 0
+
+
+def report_error_name_no(name, no, s):
+    global err
+    print("%s:%d: %s" % (name, no, s))
+    err = 1
+
+
+def do_license_check(name, contents):
+    if not check_license(name, contents):
+        report_error_name_no(name, 1, "incorrect license")
+
+
+def do_whitespace_check(name, contents):
+    for idx, line in enumerate(contents):
+        if line[-1] == "\n":
+            line = line[:-1]
+        else:
+            report_error_name_no(name, idx + 1, "No newline at EOF")
+
+        if line.endswith(' '):
+            report_error_name_no(name, idx + 1, "trailing whitespace")
+
+        if '\t' in line:
+            report_error_name_no(name, idx + 1, "tab on line")
+
+        if '\r' in line:
+            report_error_name_no(name, idx + 1, "CR on line")
+
+
+exceptions = [
+    # Upstream
+    "support",
+    "tests/wpt/web-platform-tests",
+
+    # Generated and upstream code combined with our own. Could use cleanup
+    "components/script/dom/bindings/codegen",
+    "components/style/properties/mod.rs",
+]
+
+
+def should_check(name):
+    if ".#" in name:
+        return False
+    if not (name.endswith(".rs")
+            or name.endswith(".rc")
+            or name.endswith(".cpp")
+            or name.endswith(".c")
+            or name.endswith(".h")
+            or name.endswith(".py")):
+        return False
+    for exception in exceptions:
+        if exception in name:
+            return False
+    return True
+
+
+def scan(start_path):
+    global err
+    err = 0
+
+    file_names = []
+    for root, dirs, files in os.walk(start_path):
+        for myfile in files:
+            file_name = root + "/" + myfile
+            if should_check(file_name):
+                file_names.append(file_name)
+
+    for path in file_names:
+        with open(path, "r") as fp:
+            lines = fp.readlines()
+            do_license_check(path, "".join(lines))
+            do_whitespace_check(path, lines)
+
+    return err