diff options
Diffstat (limited to 'src/highlighters.cc')
| -rw-r--r-- | src/highlighters.cc | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/src/highlighters.cc b/src/highlighters.cc index 5dc2b38a..ff46081a 100644 --- a/src/highlighters.cc +++ b/src/highlighters.cc @@ -676,8 +676,8 @@ struct WrapHighlighter : Highlighter bool next_split_pos(SplitPos& pos, DisplayLine::iterator line_end, ColumnCount wrap_column, ColumnCount prefix_len) const { - SplitPos last_word_boundary = pos; - SplitPos last_WORD_boundary = pos; + SplitPos last_word_boundary{}; + SplitPos last_WORD_boundary{}; auto update_word_boundaries = [&](Codepoint cp) { if (m_word_wrap and not is_word<Word>(cp)) @@ -704,6 +704,9 @@ struct WrapHighlighter : Highlighter { ++pos.atom_it; pos.byte = 0; + // Thanks to the pass ordering, atom boundary should always be reasonable word split points + last_word_boundary = pos; + last_WORD_boundary = pos; } } if (pos.atom_it == line_end) @@ -713,7 +716,7 @@ struct WrapHighlighter : Highlighter if (m_word_wrap and pos.byte < content.length()) { auto find_split_pos = [&](SplitPos start_pos, auto is_word) { - if (start_pos.byte == 0) + if (start_pos.column == 0) return false; const char* it = &content[pos.byte]; // split at current position if is a word boundary @@ -721,16 +724,19 @@ struct WrapHighlighter : Highlighter return true; // split at last word boundary if the word is shorter than our wrapping width ColumnCount word_length = pos.column - start_pos.column; - while (it != content.end() and word_length <= (wrap_column - prefix_len)) + ColumnCount max_word_length = wrap_column - prefix_len; + while (it != content.end() and word_length <= max_word_length) { const Codepoint cp = utf8::read_codepoint(it, content.end()); if (not is_word(cp, {'_'})) - { - pos = start_pos; - return true; - } + break; word_length += codepoint_width(cp); } + if (word_length <= max_word_length) + { + pos = start_pos; + return true; + } return false; }; if (find_split_pos(last_WORD_boundary, is_word<WORD>) or |