Handle 3+ ' in a more complete way.

bikeshed/h/parser/parser.py

@@ -202,23 +202,25 @@ def parseNode(
             if els is not None:
                 return Result(els, i)
     if s.config.css and not inOpaque:
-        if first3 == r"\''":
-            node = RawText.fromStream(s, start, start + 3, "''")
-            return Result(node, start + 3)
-        elif first2 == r"\'":
-            node = RawText.fromStream(s, start, start + 2, "'")
-            return Result(node, start + 2)
+        if first2 == r"\'":
+            i = start + 2
+            while s[i] == "'":
+                i += 1
+            node = RawText.fromStream(s, start, i, s[start + 1 : i])
+            return Result(node, i)
         elif first3 == "'''":
+            i = start + 3
+            while s[i] == "'":
+                i += 1
             m.die(
-                "Saw ''' (or more). This is probably a typo intended to be a double apostrophe, starting a CSS maybe autolink; if not, please escape some of the apostrophes.",
+                f"Saw {s[start:i]}. This is probably a typo intended to be a double apostrophe, starting a CSS maybe autolink; if not, please escape some of the apostrophes.",
                 lineNum=s.loc(start),
             )
-            node = RawText.fromStream(s, start, start + 3)
-            return Result(node, start + 3)
-        elif first2 == "''" and s[start - 1] not in ("'", "="):
+            node = RawText.fromStream(s, start, i)
+            return Result(node, i)
+        elif first2 == "''" and s[start - 1] != "=":
             # Temporary check to remove some error cases -
             # some weird HTML cases with an empty attr can trigger,
-            # or there's some bizarre '''' in CSS2.
             maybeRes = parseCSSMaybe(s, start)
             if maybeRes.valid:
                 return maybeRes

tests/github/w3c/csswg-drafts/css-highlight-api-1/Overview.console.txt

@@ -1,5 +1,5 @@
-LINE 74:6: Saw ''' (or more). This is probably a typo intended to be a double apostrophe, starting a CSS maybe autolink; if not, please escape some of the apostrophes.
-LINE 74:24: Saw ''' (or more). This is probably a typo intended to be a double apostrophe, starting a CSS maybe autolink; if not, please escape some of the apostrophes.
+LINE 74:6: Saw '''. This is probably a typo intended to be a double apostrophe, starting a CSS maybe autolink; if not, please escape some of the apostrophes.
+LINE 74:24: Saw '''. This is probably a typo intended to be a double apostrophe, starting a CSS maybe autolink; if not, please escape some of the apostrophes.
 LINE 226: The var 'keyArg' (in algorithm 'to register a custom highlight') is only used once.
 If this is not a typo, please add an ignore='' attribute to the <var>.
 LINE 227: The var 'valueArg' (in algorithm 'to register a custom highlight') is only used once.

tests/github/w3c/csswg-drafts/css-ui-4/Overview.console.txt

@@ -1,5 +1,5 @@
 LINE 1254:35: Attribute style appears twice in <td>.
-LINE 1574:30: Saw ''' (or more). This is probably a typo intended to be a double apostrophe, starting a CSS maybe autolink; if not, please escape some of the apostrophes.
+LINE 1574:30: Saw '''. This is probably a typo intended to be a double apostrophe, starting a CSS maybe autolink; if not, please escape some of the apostrophes.
 LINE 1575:28: ''...'' autolink opened at 1575:28 wasn't closed within 3 lines. You might have forgotten to close it; if not, switch to the HTML syntax to spread your link across that many lines.
 LINE 2468: Saw an end tag </ol>, but there's no open element corresponding to it.
 LINT: Your document appears to use tabs to indent, but line 283 starts with spaces.

tests/github/w3c/csswg-drafts/css2/Overview.console.txt

@@ -1,5 +1,5 @@
-LINE 2196:30: Saw ''' (or more). This is probably a typo intended to be a double apostrophe, starting a CSS maybe autolink; if not, please escape some of the apostrophes.
-LINE 2217:30: Saw ''' (or more). This is probably a typo intended to be a double apostrophe, starting a CSS maybe autolink; if not, please escape some of the apostrophes.
+LINE 2196:30: Saw ''''. This is probably a typo intended to be a double apostrophe, starting a CSS maybe autolink; if not, please escape some of the apostrophes.
+LINE 2217:30: Saw ''''. This is probably a typo intended to be a double apostrophe, starting a CSS maybe autolink; if not, please escape some of the apostrophes.
 LINE 2654: Saw an end tag </p>, but there were unclosed elements remaining before the nearest matching start tag (on line 2646).
 Open tags: <p> at 2646:1, ''...'' at 2653:40
 LINE 2653:40: ''...'' autolink opened at 2653:40 wasn't closed within 3 lines. You might have forgotten to close it; if not, switch to the HTML syntax to spread your link across that many lines.
@@ -10,7 +10,7 @@ Open tags: <p> at 2655:1, ''...'' at 2657:74
 LINE 2657:74: ''...'' autolink opened at 2657:74 wasn't closed within 3 lines. You might have forgotten to close it; if not, switch to the HTML syntax to spread your link across that many lines.
 LINE 2661:19: ''...'' shorthand (opened on 2657:74) was closed, but there were still open elements inside of it.
 Open tags: <p> at 2655:1, ''...'' at 2657:74, <p> at 2660:1
-LINE 10583:21: Saw ''' (or more). This is probably a typo intended to be a double apostrophe, starting a CSS maybe autolink; if not, please escape some of the apostrophes.
+LINE 10583:21: Saw ''''. This is probably a typo intended to be a double apostrophe, starting a CSS maybe autolink; if not, please escape some of the apostrophes.
 LINE 15173:17: The autolink ''<<border-style>>/none'' is using an HTML escape (or <<) in its for value; you probably don't want to escape things there.
 (See https://speced.github.io/bikeshed/#autolink-limits )
 LINT: Your document appears to use spaces to indent, but line 559 starts with tabs.