mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-11-10 23:24:24 +00:00
145 lines
4.1 KiB
Python
Executable file
145 lines
4.1 KiB
Python
Executable file
#!/usr/bin/env python
|
|
|
|
import os
|
|
import re
|
|
import json
|
|
|
|
level_re = re.compile(r'''(Forbid|Deny|Warn|Allow)''')
|
|
conf_re = re.compile(r'''define_Conf! {\n([^}]*)\n}''', re.MULTILINE)
|
|
confvar_re = re.compile(r'''/// Lint: (\w+). (.*).*\n *\("([^"]*)", (?:[^,]*), (.*) => (.*)\),''')
|
|
lint_subheadline = re.compile(r'''^\*\*([\w\s]+?)[:?.!]?\*\*(.*)''')
|
|
|
|
conf_template = """
|
|
This lint has the following configuration variables:
|
|
|
|
* `%s: %s`: %s (defaults to `%s`).
|
|
"""
|
|
|
|
# TODO: actual logging
|
|
def warn(*args): print(args)
|
|
def debug(*args): print(args)
|
|
def info(*args): print(args)
|
|
|
|
def parse_path(p="clippy_lints/src"):
|
|
lints = []
|
|
for f in os.listdir(p):
|
|
if f.endswith(".rs"):
|
|
parse_file(lints, os.path.join(p, f))
|
|
|
|
conf = parse_conf(p)
|
|
info(conf)
|
|
|
|
for lint_id in conf:
|
|
lint = next(l for l in lints if l['id'] == lint_id)
|
|
if lint:
|
|
lint['docs']['Configuration'] = (conf_template % conf[lint_id]).strip()
|
|
|
|
return lints
|
|
|
|
|
|
def parse_conf(p):
|
|
c = {}
|
|
with open(p + '/utils/conf.rs') as f:
|
|
f = f.read()
|
|
|
|
m = re.search(conf_re, f)
|
|
m = m.groups()[0]
|
|
|
|
m = re.findall(confvar_re, m)
|
|
|
|
for (lint, doc, name, default, ty) in m:
|
|
c[lint.lower()] = (name, ty, doc, default)
|
|
|
|
return c
|
|
|
|
def parseLintDef(level, comment, name):
|
|
lint = {}
|
|
lint['id'] = name
|
|
lint['level'] = level
|
|
lint['docs'] = {}
|
|
|
|
last_section = None
|
|
|
|
for line in comment:
|
|
if len(line.strip()) == 0:
|
|
continue
|
|
|
|
match = re.match(lint_subheadline, line)
|
|
if match:
|
|
last_section = match.groups()[0]
|
|
if match:
|
|
text = match.groups()[1]
|
|
else:
|
|
text = line
|
|
|
|
if not last_section:
|
|
warn("Skipping comment line as it was not preceded by a heading")
|
|
debug("in lint `%s`, line `%s`" % name, line)
|
|
|
|
lint['docs'][last_section] = (lint['docs'].get(last_section, "") + "\n" + text).strip()
|
|
|
|
return lint
|
|
|
|
def parse_file(d, f):
|
|
last_comment = []
|
|
comment = True
|
|
|
|
with open(f) as rs:
|
|
for line in rs:
|
|
if comment:
|
|
if line.startswith("///"):
|
|
if line.startswith("/// "):
|
|
last_comment.append(line[4:])
|
|
else:
|
|
last_comment.append(line[3:])
|
|
elif line.startswith("declare_lint!"):
|
|
comment = False
|
|
deprecated = False
|
|
restriction = False
|
|
elif line.startswith("declare_restriction_lint!"):
|
|
comment = False
|
|
deprecated = False
|
|
restriction = True
|
|
elif line.startswith("declare_deprecated_lint!"):
|
|
comment = False
|
|
deprecated = True
|
|
else:
|
|
last_comment = []
|
|
if not comment:
|
|
l = line.strip()
|
|
m = re.search(r"pub\s+([A-Z_][A-Z_0-9]*)", l)
|
|
|
|
if m:
|
|
name = m.group(1).lower()
|
|
|
|
# Intentionally either a never looping or infinite loop
|
|
while not deprecated and not restriction:
|
|
m = re.search(level_re, line)
|
|
if m:
|
|
level = m.group(0)
|
|
break
|
|
|
|
line = next(rs)
|
|
|
|
if deprecated:
|
|
level = "Deprecated"
|
|
elif restriction:
|
|
level = "Allow"
|
|
|
|
info("found %s with level %s in %s" % (name, level, f))
|
|
d.append(parseLintDef(level, last_comment, name=name))
|
|
last_comment = []
|
|
comment = True
|
|
if "}" in l:
|
|
warn("Warning: Missing Lint-Name in", f)
|
|
comment = True
|
|
|
|
def main():
|
|
lints = parse_path()
|
|
info("got %s lints" % len(lints))
|
|
with open("util/gh-pages/lints.json", "w") as file:
|
|
json.dump(lints, file, indent=2)
|
|
info("wrote JSON for great justice")
|
|
|
|
if __name__ == "__main__":
|
|
main()
|