Selectors: add select_to which selects until a given character on current line

src/main.cc

@@ -368,6 +368,8 @@ std::unordered_map<char, std::function<void (Window& window, int count)>> keymap
     { 'L', [](Window& window, int count) { window.select(true, std::bind(move_select, std::ref(window), std::placeholders::_1,
                                                                          WindowCoord(0,  std::max(count,1)))); } },
 
+    { 't', [](Window& window, int count) { window.select(false, std::bind(select_to, std::placeholders::_1, getch())); } },
+
     { 'd', [](Window& window, int count) { window.erase(); window.empty_selections(); } },
     { 'c', [](Window& window, int count) { window.erase(); do_insert(window); } },
     { 'i', [](Window& window, int count) { do_insert(window); } },

src/selectors.cc

@@ -158,4 +158,13 @@ Selection select_matching(const BufferIterator& cursor)
     return Selection(cursor, cursor);
 }
 
+Selection select_to(const BufferIterator& cursor, char c)
+{
+    BufferIterator end = cursor + 1;
+    skip_while(end, [c](char cur) { return not is_eol(cur) and cur != c; });
+    if (not is_eol(*end))
+        return Selection(cursor, end);
+    return Selection(cursor, cursor);
+}
+
 }

src/selectors.hh

@@ -12,6 +12,7 @@ Selection select_to_previous_word(const BufferIterator& cursor);
 Selection select_line(const BufferIterator& cursor);
 Selection move_select(Window& window, const BufferIterator& cursor, const WindowCoord& offset);
 Selection select_matching(const BufferIterator& cursor);
+Selection select_to(const BufferIterator& cursor, char c);
 
 }