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https://github.com/mawww/kakoune.git
synced 2024-11-23 23:34:12 +03:00
Fix wrapping of words with 'wrap col - indent < word len < wrap col'
Add a test case for those, and refactor bits of the wrap highlighter. This explains part of the needed complexity in #2820.
This commit is contained in:
Maxime Coste
parent
64ddd43be9
commit
1c8f1cbc2f
@ -670,16 +670,18 @@ struct WrapHighlighter : Highlighter
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const auto& cursor = context.context.selections().main().cursor();
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const int tabstop = context.context.options()["tabstop"].get<int>();
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const LineCount win_height = context.context.window().dimensions().line;
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const ColumnCount marker_len = m_marker.column_length();
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const ColumnCount marker_len = zero_if_greater(m_marker.column_length(), wrap_column);
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const Face face_marker = context.context.faces()["StatusLineInfo"];
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for (auto it = display_buffer.lines().begin();
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it != display_buffer.lines().end(); ++it)
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{
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const LineCount buf_line = it->range().begin.line;
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const ByteCount line_length = buffer[buf_line].length();
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const ColumnCount indent = m_preserve_indent ? line_indent(buffer, tabstop, buf_line) : 0_col;
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const ColumnCount indent = m_preserve_indent ?
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zero_if_greater(line_indent(buffer, tabstop, buf_line), wrap_column) : 0_col;
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const ColumnCount prefix_len = std::max(marker_len, indent);
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auto pos = next_split_pos(buffer, wrap_column, tabstop, buf_line, {0, 0});
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auto pos = next_split_pos(buffer, wrap_column, prefix_len, tabstop, buf_line, {0, 0});
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if (pos.byte == line_length)
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continue;
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@ -702,17 +704,12 @@ struct WrapHighlighter : Highlighter
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DisplayLine new_line{ AtomList{ atom_it, line.end() } };
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line.erase(atom_it, line.end());
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ColumnCount prefix_len = 0;
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if (marker_len != 0 and marker_len < wrap_column)
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{
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if (marker_len != 0)
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new_line.insert(new_line.begin(), {m_marker, face_marker});
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prefix_len = marker_len;
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}
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if (indent > marker_len and indent < wrap_column)
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if (indent > marker_len)
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{
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auto it = new_line.insert(new_line.begin() + (marker_len > 0), {buffer, coord, coord});
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it->replace(String{' ', indent - marker_len});
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prefix_len = indent;
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}
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if (it+1 - display_buffer.lines().begin() == win_height)
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@ -730,7 +727,7 @@ struct WrapHighlighter : Highlighter
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}
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it = display_buffer.lines().insert(it+1, new_line);
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pos = next_split_pos(buffer, wrap_column - prefix_len, tabstop, buf_line, pos);
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pos = next_split_pos(buffer, wrap_column - prefix_len, prefix_len, tabstop, buf_line, pos);
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atom_it = it->begin();
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}
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}
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@ -749,14 +746,14 @@ struct WrapHighlighter : Highlighter
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const auto& cursor = context.context.selections().main().cursor();
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const int tabstop = context.context.options()["tabstop"].get<int>();
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auto line_wrap_count = [&](LineCount line, ColumnCount indent) {
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auto line_wrap_count = [&](LineCount line, ColumnCount prefix_len) {
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LineCount count = 0;
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const ByteCount line_length = buffer[line].length();
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SplitPos pos{0, 0};
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while (true)
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{
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pos = next_split_pos(buffer, wrap_column - (pos.byte == 0 ? 0_col : indent),
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tabstop, line, pos);
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pos = next_split_pos(buffer, wrap_column - (pos.byte == 0 ? 0_col : prefix_len),
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prefix_len, tabstop, line, pos);
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if (pos.byte == line_length)
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break;
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++count;
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@ -772,7 +769,7 @@ struct WrapHighlighter : Highlighter
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setup.scroll_offset.column = 0;
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setup.full_lines = true;
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const ColumnCount marker_len = m_marker.column_length();
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const ColumnCount marker_len = zero_if_greater(m_marker.column_length(), wrap_column);
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for (auto buf_line = setup.window_pos.line, win_line = 0_line;
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win_line < win_height or buf_line <= cursor.line;
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@ -781,13 +778,9 @@ struct WrapHighlighter : Highlighter
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if (buf_line >= buffer.line_count())
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break;
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const ColumnCount indent = m_preserve_indent ? line_indent(buffer, tabstop, buf_line) : 0_col;
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ColumnCount prefix_len = 0;
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if (marker_len < wrap_column)
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prefix_len = marker_len;
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if (indent > marker_len and indent < wrap_column)
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prefix_len = indent;
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const ColumnCount indent = m_preserve_indent ?
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zero_if_greater(line_indent(buffer, tabstop, buf_line), wrap_column) : 0_col;
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const ColumnCount prefix_len = std::max(marker_len, indent);
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if (buf_line == cursor.line)
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{
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@ -795,7 +788,7 @@ struct WrapHighlighter : Highlighter
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for (LineCount count = 0; true; ++count)
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{
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auto next_pos = next_split_pos(buffer, wrap_column - (pos.byte != 0 ? prefix_len : 0_col),
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tabstop, buf_line, pos);
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prefix_len, tabstop, buf_line, pos);
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if (next_pos.byte > cursor.column)
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{
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setup.cursor_pos = DisplayCoord{
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@ -831,7 +824,8 @@ struct WrapHighlighter : Highlighter
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unique_ids.push_back(ms_id);
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}
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SplitPos next_split_pos(const Buffer& buffer, ColumnCount wrap_column, int tabstop, LineCount line, SplitPos current) const
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SplitPos next_split_pos(const Buffer& buffer, ColumnCount wrap_column, ColumnCount prefix_len,
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int tabstop, LineCount line, SplitPos current) const
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{
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const ColumnCount target_column = current.column + wrap_column;
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StringView content = buffer[line];
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@ -873,7 +867,7 @@ struct WrapHighlighter : Highlighter
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// split at last word boundary if the word is shorter than our wrapping width
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ColumnCount word_length = pos.column - last_boundary.column;
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const char* it = &content[pos.byte];
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while (it != content.end() and word_length <= wrap_column)
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while (it != content.end() and word_length < (wrap_column - prefix_len))
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{
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const Codepoint cp = utf8::read_codepoint(it, content.end());
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if (not is_word<WORD>(cp))
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@ -914,6 +908,8 @@ struct WrapHighlighter : Highlighter
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parser.get_switch("marker").value_or("").str());
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}
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static ColumnCount zero_if_greater(ColumnCount val, ColumnCount max) { return val < max ? val : 0; };
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const bool m_word_wrap;
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const bool m_preserve_indent;
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const ColumnCount m_max_width;
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1
test/regression/2245-wrap-long-word/cmd
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1
test/regression/2245-wrap-long-word/cmd
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@ -0,0 +1 @@
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4
test/regression/2245-wrap-long-word/in
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4
test/regression/2245-wrap-long-word/in
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@ -0,0 +1,4 @@
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short line
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looooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooong line
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looooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooong line
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1
test/regression/2245-wrap-long-word/rc
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1
test/regression/2245-wrap-long-word/rc
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@ -0,0 +1 @@
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add-highlighter global/ wrap -word -indent
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7
test/regression/2245-wrap-long-word/ui-out
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7
test/regression/2245-wrap-long-word/ui-out
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@ -0,0 +1,7 @@
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{ "jsonrpc": "2.0", "method": "set_ui_options", "params": [{}] }
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{ "jsonrpc": "2.0", "method": "draw", "params": [[[{ "face": { "fg": "black", "bg": "white", "attributes": [] }, "contents": " " }, { "face": { "fg": "default", "bg": "default", "attributes": [] }, "contents": " short line\u000a" }], [{ "face": { "fg": "default", "bg": "default", "attributes": [] }, "contents": "\u000a" }], [{ "face": { "fg": "default", "bg": "default", "attributes": [] }, "contents": " looooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooong" }], [{ "face": { "fg": "default", "bg": "default", "attributes": [] }, "contents": " " }, { "face": { "fg": "default", "bg": "default", "attributes": [] }, "contents": " line\u000a" }], [{ "face": { "fg": "default", "bg": "default", "attributes": [] }, "contents": " looooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooo" }], [{ "face": { "fg": "default", "bg": "default", "attributes": [] }, "contents": " " }, { "face": { "fg": "default", "bg": "default", "attributes": [] }, "contents": "ng line\u000a" }]], { "fg": "default", "bg": "default", "attributes": [] }, { "fg": "blue", "bg": "default", "attributes": [] }] }
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{ "jsonrpc": "2.0", "method": "menu_hide", "params": [] }
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{ "jsonrpc": "2.0", "method": "info_hide", "params": [] }
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{ "jsonrpc": "2.0", "method": "draw_status", "params": [[], [{ "face": { "fg": "default", "bg": "default", "attributes": [] }, "contents": "out 1:1 " }, { "face": { "fg": "black", "bg": "yellow", "attributes": [] }, "contents": "" }, { "face": { "fg": "default", "bg": "default", "attributes": [] }, "contents": " " }, { "face": { "fg": "blue", "bg": "default", "attributes": [] }, "contents": "1 sel" }, { "face": { "fg": "default", "bg": "default", "attributes": [] }, "contents": " - client0@[kak-tests]" }], { "fg": "cyan", "bg": "default", "attributes": [] }] }
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{ "jsonrpc": "2.0", "method": "set_cursor", "params": ["buffer", { "line": 0, "column": 0 }] }
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{ "jsonrpc": "2.0", "method": "refresh", "params": [true] }
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