synit-manual/mdbook_plugin.py

65 lines
1.9 KiB
Python

import sys
import subprocess
import re
from preserves import preserve, parse, stringify
from preserves.schema import load_schema_file, extend
try:
schema = load_schema_file('./book.prb').book
except FileNotFoundError:
subprocess.check_output(['sh', '-c', 'preserves-schemac --no-bundle .:book.prs > book.prb'])
schema = load_schema_file('./book.prb').book
@extend(schema.Book)
def expand(self, plugin):
for i in self.sections:
i.expand(plugin)
@extend(schema.BookItem.chapter)
def expand(self, plugin):
self.value.expand(plugin)
@extend(schema.BookItem._ALL)
def expand(self, plugin):
pass
@extend(schema.Chapter)
def expand(self, plugin):
if self.source_path.VARIANT.name == 'present':
plugin.expand_chapter_content(self)
for i in self.sub_items:
i.expand(plugin)
def structure(items):
answer = []
for i in items:
if i.VARIANT.name == 'chapter':
a = structure(i.value.sub_items)
answer.append({ i.value.name: a })
return answer
class Plugin:
def __init__(self):
self.context = None
def expand_chapter_content(self, chapter):
'''Override this method to macroexpand chapter content.'''
pass
def expand_codeblock(self, language_re, expander, s, *args):
return re.sub('^```' + language_re + '\n(.*?)\n```\n', lambda m: expander(m, *args), s, 0, re.M | re.S)
def main(self, argv):
if argv[-2:-1] == ['supports']:
sys.exit(0 if argv[-1] == 'html' else 1)
output_prefix = argv[1] if len(argv) > 1 else 'figures'
raw = parse(sys.stdin.read())
# sys.stderr.write(stringify(raw, indent=2) + '\n')
i = schema.PreprocessorInput.decode(raw)
self.context = i.context
# sys.stderr.write(stringify(preserve(self.context), indent=2) + '\n')
i.book.expand(self)
print(stringify(preserve(i.book), with_commas=True))