From b6e9de2de9725e2f5a3170b8171ad1a1e95e8339 Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Tue, 11 Sep 2018 20:54:08 +0200
Subject: Squashed 'waflib/' content from commit 391d285

git-subtree-dir: waflib
git-subtree-split: 391d2853c6c97efc90e466f187675e8155c866d6
---
 extras/pep8.py | 106 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 106 insertions(+)
 create mode 100644 extras/pep8.py

(limited to 'extras/pep8.py')

diff --git a/extras/pep8.py b/extras/pep8.py
new file mode 100644
index 0000000..676beed
--- /dev/null
+++ b/extras/pep8.py
@@ -0,0 +1,106 @@
+#! /usr/bin/env python
+# encoding: utf-8
+#
+# written by Sylvain Rouquette, 2011
+
+'''
+Install pep8 module:
+$ easy_install pep8
+	or
+$ pip install pep8
+
+To add the pep8 tool to the waf file:
+$ ./waf-light --tools=compat15,pep8
+	or, if you have waf >= 1.6.2
+$ ./waf update --files=pep8
+
+
+Then add this to your wscript:
+
+[at]extension('.py', 'wscript')
+def run_pep8(self, node):
+	self.create_task('Pep8', node)
+
+'''
+
+import threading
+from waflib import Task, Options
+
+pep8 = __import__('pep8')
+
+
+class Pep8(Task.Task):
+	color = 'PINK'
+	lock = threading.Lock()
+
+	def check_options(self):
+		if pep8.options:
+			return
+		pep8.options = Options.options
+		pep8.options.prog = 'pep8'
+		excl = pep8.options.exclude.split(',')
+		pep8.options.exclude = [s.rstrip('/') for s in excl]
+		if pep8.options.filename:
+			pep8.options.filename = pep8.options.filename.split(',')
+		if pep8.options.select:
+			pep8.options.select = pep8.options.select.split(',')
+		else:
+			pep8.options.select = []
+		if pep8.options.ignore:
+			pep8.options.ignore = pep8.options.ignore.split(',')
+		elif pep8.options.select:
+			# Ignore all checks which are not explicitly selected
+			pep8.options.ignore = ['']
+		elif pep8.options.testsuite or pep8.options.doctest:
+			# For doctest and testsuite, all checks are required
+			pep8.options.ignore = []
+		else:
+			# The default choice: ignore controversial checks
+			pep8.options.ignore = pep8.DEFAULT_IGNORE.split(',')
+		pep8.options.physical_checks = pep8.find_checks('physical_line')
+		pep8.options.logical_checks = pep8.find_checks('logical_line')
+		pep8.options.counters = dict.fromkeys(pep8.BENCHMARK_KEYS, 0)
+		pep8.options.messages = {}
+
+	def run(self):
+		with Pep8.lock:
+			self.check_options()
+		pep8.input_file(self.inputs[0].abspath())
+		return 0 if not pep8.get_count() else -1
+
+
+def options(opt):
+	opt.add_option('-q', '--quiet', default=0, action='count',
+				   help="report only file names, or nothing with -qq")
+	opt.add_option('-r', '--repeat', action='store_true',
+				   help="show all occurrences of the same error")
+	opt.add_option('--exclude', metavar='patterns',
+				   default=pep8.DEFAULT_EXCLUDE,
+				   help="exclude files or directories which match these "
+				   "comma separated patterns (default: %s)" %
+				   pep8.DEFAULT_EXCLUDE,
+				   dest='exclude')
+	opt.add_option('--filename', metavar='patterns', default='*.py',
+				   help="when parsing directories, only check filenames "
+				   "matching these comma separated patterns (default: "
+				   "*.py)")
+	opt.add_option('--select', metavar='errors', default='',
+				   help="select errors and warnings (e.g. E,W6)")
+	opt.add_option('--ignore', metavar='errors', default='',
+				   help="skip errors and warnings (e.g. E4,W)")
+	opt.add_option('--show-source', action='store_true',
+				   help="show source code for each error")
+	opt.add_option('--show-pep8', action='store_true',
+				   help="show text of PEP 8 for each error")
+	opt.add_option('--statistics', action='store_true',
+				   help="count errors and warnings")
+	opt.add_option('--count', action='store_true',
+				   help="print total number of errors and warnings "
+				   "to standard error and set exit code to 1 if "
+				   "total is not null")
+	opt.add_option('--benchmark', action='store_true',
+				   help="measure processing speed")
+	opt.add_option('--testsuite', metavar='dir',
+				   help="run regression tests from dir")
+	opt.add_option('--doctest', action='store_true',
+				   help="run doctest on myself")
-- 
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