From 9011ef7c4e768955bd3a4355d86eda39469bc127 Mon Sep 17 00:00:00 2001
From: rsiddharth <s@ricketyspace.net>
Date: Tue, 2 Jan 2018 00:45:51 +0000
Subject: md_tw.py: Add TWBlockLexer._process_list_item.

* md_tw.py
(TWBlockLexer._process_list_item): New method
* tests/test_md_tw.py
(TestTWBlockLexer.test_parse_list_block): New test.
* tests/data/blexer-lists.md: New file.
---
 md_tw.py | 54 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)

(limited to 'md_tw.py')

diff --git a/md_tw.py b/md_tw.py
index 238cbb2..7b20692 100644
--- a/md_tw.py
+++ b/md_tw.py
@@ -73,6 +73,60 @@ class TWBlockLexer(mistune.BlockLexer):
             'text': m.group(0)
             })
 
+    def _process_list_item(self, cap, bull):
+        cap = self.rules.list_item.findall(cap)
+
+        _next = False
+        length = len(cap)
+
+        for i in range(length):
+            item = cap[i][0]
+
+            # slurp and remove the bullet
+            space = len(item)
+            bullet = ''
+            bm = self.rules.list_bullet.match(item)
+            if bm:
+                bullet = bm.group(0)
+
+            item = self.rules.list_bullet.sub('', item)
+
+            # outdent
+            if '\n ' in item:
+                space = space - len(item)
+                pattern = re.compile(r'^ {1,%d}' % space, flags=re.M)
+                item = pattern.sub('', item)
+
+            # determine whether item is loose or not
+            loose = _next
+            if not loose and re.search(r'\n\n(?!\s*$)', item):
+                loose = True
+
+            rest = len(item)
+            if i != length - 1 and rest:
+                _next = item[rest-1] == '\n'
+                if not loose:
+                    loose = _next
+
+            if loose:
+                t = 'loose_item_start'
+            else:
+                t = 'list_item_start'
+
+            self.tokens.append({
+                'type': t,
+                'text': bullet,
+                'spaces': len(bullet)
+                })
+
+            # recurse
+            self.parse(item, self.list_rules)
+
+            self.tokens.append({
+                'type': 'list_item_end',
+                'spaces': len(bullet)
+                })
+
 
 class TWInlineLexer(mistune.InlineLexer):
     """Text Wrap Inline level lexer for inline gramars."""
-- 
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