From 66fa71a8f11b6ce5e8471b533f67cc3a1fdb85a8 Mon Sep 17 00:00:00 2001
From: Arturs Artamonovs <dos21h@gmail.com>
Date: Sun, 29 Jan 2023 10:30:54 +0000
Subject: Update to new mistune, removed old mistune, rewrite to python3

---
 src/mistune/directives/_base.py | 121 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 121 insertions(+)
 create mode 100644 src/mistune/directives/_base.py

(limited to 'src/mistune/directives/_base.py')

diff --git a/src/mistune/directives/_base.py b/src/mistune/directives/_base.py
new file mode 100644
index 0000000..ad326c6
--- /dev/null
+++ b/src/mistune/directives/_base.py
@@ -0,0 +1,121 @@
+import re
+
+
+class DirectiveParser:
+    name = 'directive'
+
+    @staticmethod
+    def parse_type(m: re.Match):
+        raise NotImplementedError()
+
+    @staticmethod
+    def parse_title(m: re.Match):
+        raise NotImplementedError()
+
+    @staticmethod
+    def parse_content(m: re.Match):
+        raise NotImplementedError()
+
+    @classmethod
+    def parse_tokens(cls, block, text, state):
+        if state.depth() >= block.max_nested_level - 1 and cls.name in block.rules:
+            rules = list(block.rules)
+            rules.remove(cls.name)
+        else:
+            rules = block.rules
+        child = state.child_state(text)
+        block.parse(child, rules)
+        return child.tokens
+
+    @staticmethod
+    def parse_options(m: re.Match):
+        text = m.group('options')
+        if not text.strip():
+            return []
+
+        options = []
+        for line in re.split(r'\n+', text):
+            line = line.strip()[1:]
+            if not line:
+                continue
+            i = line.find(':')
+            k = line[:i]
+            v = line[i + 1:].strip()
+            options.append((k, v))
+        return options
+
+
+class BaseDirective:
+    parser = DirectiveParser
+    directive_pattern = None
+
+    def __init__(self, plugins):
+        self._methods = {}
+        self.__plugins = plugins
+
+    def register(self, name, fn):
+        self._methods[name] = fn
+
+    def parse_method(self, block, m, state):
+        _type = self.parser.parse_type(m)
+        method = self._methods.get(_type)
+        if method:
+            try:
+                token = method(block, m, state)
+            except ValueError as e:
+                token = {'type': 'block_error', 'raw': str(e)}
+        else:
+            text = m.group(0)
+            token = {
+                'type': 'block_error',
+                'raw': text,
+            }
+
+        if isinstance(token, list):
+            for tok in token:
+                state.append_token(tok)
+        else:
+            state.append_token(token)
+        return token
+
+    def parse_directive(self, block, m, state):
+        raise NotImplementedError()
+
+    def register_block_parser(self, md, before=None):
+        md.block.register(
+            self.parser.name,
+            self.directive_pattern,
+            self.parse_directive,
+            before=before,
+        )
+
+    def __call__(self, md):
+        for plugin in self.__plugins:
+            plugin.parser = self.parser
+            plugin(self, md)
+
+
+class DirectivePlugin:
+    def __init__(self):
+        self.parser = None
+
+    def parse_options(self, m: re.Match):
+        return self.parser.parse_options(m)
+
+    def parse_type(self, m: re.Match):
+        return self.parser.parse_type(m)
+
+    def parse_title(self, m: re.Match):
+        return self.parser.parse_title(m)
+
+    def parse_content(self, m: re.Match):
+        return self.parser.parse_content(m)
+
+    def parse_tokens(self, block, text, state):
+        return self.parser.parse_tokens(block, text, state)
+
+    def parse(self, block, m, state):
+        raise NotImplementedError()
+
+    def __call__(self, md):
+        raise NotImplementedError()
-- 
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