Revert "Adapt table implementation from crossink"

This reverts commit ca9475f0c3.

lib/Md/MdParser.cpp

@@ -234,47 +234,6 @@ std::vector<Span> parseInline(const std::string& text) {
   return spans;
 }
 
-// Split a pipe-table row into trimmed cell strings.
-// Input: "| foo | **bar** |" → ["foo", "**bar**"]
-static std::vector<std::string> splitTableCells(const std::string& line) {
-  std::vector<std::string> cells;
-  size_t i = 0;
-  // Skip optional leading pipe
-  if (i < line.size() && line[i] == '|') i++;
-  while (i < line.size()) {
-    size_t start = i;
-    // Find next unescaped pipe
-    while (i < line.size() && !(line[i] == '|' && (i == 0 || line[i - 1] != '\\'))) i++;
-    std::string cell = line.substr(start, i - start);
-    // Trim whitespace
-    size_t cs = 0, ce = cell.size();
-    while (cs < ce && (cell[cs] == ' ' || cell[cs] == '\t')) cs++;
-    while (ce > cs && (cell[ce - 1] == ' ' || cell[ce - 1] == '\t')) ce--;
-    cells.push_back(cell.substr(cs, ce - cs));
-    if (i < line.size()) i++;  // skip the pipe
-  }
-  // Drop trailing empty cell produced by trailing pipe
-  if (!cells.empty() && cells.back().empty()) cells.pop_back();
-  return cells;
-}
-
-bool isTableRow(const std::string& line) {
-  const std::string& t = line;
-  size_t i = 0;
-  while (i < t.size() && (t[i] == ' ' || t[i] == '\t')) i++;
-  return i < t.size() && t[i] == '|';
-}
-
-bool isTableSeparator(const std::string& line) {
-  if (!isTableRow(line)) return false;
-  // Every non-pipe, non-space character must be - or :
-  for (char c : line) {
-    if (c != '|' && c != '-' && c != ':' && c != ' ' && c != '\t') return false;
-  }
-  // Must contain at least one -
-  return line.find('-') != std::string::npos;
-}
-
 bool isCodeFence(const std::string& line) {
   auto trimmed = trimLeft(line);
   if (trimmed.size() < 3) return false;
@@ -423,20 +382,6 @@ ParsedLine parseLine(const std::string& rawLine, bool inCodeBlock) {
     return result;
   }
 
-  // GFM pipe table
-  if (isTableRow(trimmed)) {
-    if (isTableSeparator(trimmed)) {
-      result.blockType = BlockType::TableSeparator;
-      return result;
-    }
-    result.blockType = BlockType::TableRow;  // promoted to TableHeader by caller if needed
-    auto cells = splitTableCells(trimmed);
-    for (auto& cell : cells) {
-      result.tableCells.push_back(parseInline(cell));
-    }
-    return result;
-  }
-
   // Default: paragraph
   result.blockType = BlockType::Paragraph;
   result.spans = parseInline(trimmed);

lib/Md/MdParser.h

@@ -23,10 +23,7 @@ enum class BlockType : uint8_t {
   Blockquote,
   CodeBlock,
   HorizontalRule,
-  BlankLine,
-  TableHeader,     // | col | col | — header row
-  TableSeparator,  // | --- | --- | — ignored visually
-  TableRow,        // | val | val | — data row
+  BlankLine
 };
 
 struct ParsedLine {
@@ -34,15 +31,8 @@ struct ParsedLine {
   std::vector<Span> spans;
   std::string listPrefix;   // "• " or "1. " etc.
   uint8_t indentLevel = 0;  // Nesting depth (each 4 spaces = 1 level)
-  // For TableHeader / TableRow: one entry per cell (already inline-parsed)
-  std::vector<std::vector<Span>> tableCells;
 };
 
-// Returns true if the line is a GFM pipe-table row (| ... |) or separator (| --- |).
-bool isTableRow(const std::string& line);
-// Returns true if the line is a GFM table separator row (| :---: | --- |).
-bool isTableSeparator(const std::string& line);
-
 // Parse a single raw line of markdown into block type and styled spans.
 // |inCodeBlock| indicates whether the line is inside a fenced code block.
 ParsedLine parseLine(const std::string& rawLine, bool inCodeBlock);