diff options
Diffstat (limited to 'lib/reline/line_editor.rb')
-rw-r--r-- | lib/reline/line_editor.rb | 76 |
1 files changed, 41 insertions, 35 deletions
diff --git a/lib/reline/line_editor.rb b/lib/reline/line_editor.rb index d4075c0934..92ea42fffb 100644 --- a/lib/reline/line_editor.rb +++ b/lib/reline/line_editor.rb @@ -68,24 +68,24 @@ class Reline::LineEditor end end - private def check_mode_icon - mode_icon = nil + private def check_mode_string + mode_string = nil if @config.show_mode_in_prompt if @config.editing_mode_is?(:vi_command) - mode_icon = @config.vi_cmd_mode_icon + mode_string = @config.vi_cmd_mode_string elsif @config.editing_mode_is?(:vi_insert) - mode_icon = @config.vi_ins_mode_icon + mode_string = @config.vi_ins_mode_string elsif @config.editing_mode_is?(:emacs) - mode_icon = @config.emacs_mode_string + mode_string = @config.emacs_mode_string else - mode_icon = '?' + mode_string = '?' end end - if mode_icon != @prev_mode_icon + if mode_string != @prev_mode_string @rerender_all = true end - @prev_mode_icon = mode_icon - mode_icon + @prev_mode_string = mode_string + mode_string end private def check_multiline_prompt(buffer, prompt) @@ -99,8 +99,8 @@ class Reline::LineEditor prompt = @prompt end if simplified_rendering? - mode_icon = check_mode_icon - prompt = mode_icon + prompt if mode_icon + mode_string = check_mode_string + prompt = mode_string + prompt if mode_string return [prompt, calculate_width(prompt, true), [prompt] * buffer.size] end if @prompt_proc @@ -112,6 +112,7 @@ class Reline::LineEditor use_cached_prompt_list = true end end + use_cached_prompt_list = false if @rerender_all if use_cached_prompt_list prompt_list = @cached_prompt_list else @@ -119,15 +120,21 @@ class Reline::LineEditor @prompt_cache_time = Time.now.to_f end prompt_list.map!{ prompt } if @vi_arg or @searching_prompt - mode_icon = check_mode_icon - prompt_list = prompt_list.map{ |pr| mode_icon + pr } if mode_icon + mode_string = check_mode_string + prompt_list = prompt_list.map{ |pr| mode_string + pr } if mode_string prompt = prompt_list[@line_index] prompt = prompt_list[0] if prompt.nil? + prompt = prompt_list.last if prompt.nil? + if buffer.size > prompt_list.size + (buffer.size - prompt_list.size).times do + prompt_list << prompt_list.last + end + end prompt_width = calculate_width(prompt, true) [prompt, prompt_width, prompt_list] else - mode_icon = check_mode_icon - prompt = mode_icon + prompt if mode_icon + mode_string = check_mode_string + prompt = mode_string + prompt if mode_string prompt_width = calculate_width(prompt, true) [prompt, prompt_width, nil] end @@ -218,7 +225,7 @@ class Reline::LineEditor @eof = false @continuous_insertion_buffer = String.new(encoding: @encoding) @scroll_partial_screen = nil - @prev_mode_icon = nil + @prev_mode_string = nil @drop_terminate_spaces = false reset_line end @@ -370,6 +377,7 @@ class Reline::LineEditor end new_highest_in_this = calculate_height_by_width(prompt_width + calculate_width(@line.nil? ? '' : @line)) # FIXME: end of logical line sometimes breaks + rendered = false if @add_newline_to_end_of_buffer rerender_added_newline @add_newline_to_end_of_buffer = false @@ -471,7 +479,7 @@ class Reline::LineEditor calculate_height_by_lines(@buffer_of_lines[0..(@line_index - 1)], prompt_list || prompt) end first_line_diff = new_first_line_started_from - @first_line_started_from - new_cursor, _, new_started_from, _ = calculate_nearest_cursor(@line, @cursor, @started_from, @byte_pointer, false) + new_cursor, new_cursor_max, new_started_from, new_byte_pointer = calculate_nearest_cursor(@buffer_of_lines[@line_index], @cursor, @started_from, @byte_pointer, false) new_started_from = calculate_height_by_width(prompt_width + new_cursor) - 1 calculate_scroll_partial_screen(@highest_in_all, new_first_line_started_from + new_started_from) @previous_line_index = nil @@ -485,6 +493,8 @@ class Reline::LineEditor @first_line_started_from = new_first_line_started_from @started_from = new_started_from @cursor = new_cursor + @cursor_max = new_cursor_max + @byte_pointer = new_byte_pointer move_cursor_down(first_line_diff + @started_from) Reline::IOGate.move_cursor_column((prompt_width + @cursor) % @screen_size.last) false @@ -666,17 +676,13 @@ class Reline::LineEditor Reline::IOGate.move_cursor_column(0) if line.nil? if calculate_width(visual_lines[index - 1], true) == Reline::IOGate.get_screen_size.last - # reaches the end of line - if Reline::IOGate.win? - # A newline is automatically inserted if a character is rendered at - # eol on command prompt. - else - # When the cursor is at the end of the line and erases characters - # after the cursor, some terminals delete the character at the - # cursor position. - move_cursor_down(1) - Reline::IOGate.move_cursor_column(0) - end + # Reaches the end of line. + # + # When the cursor is at the end of the line and erases characters + # after the cursor, some terminals delete the character at the + # cursor position. + move_cursor_down(1) + Reline::IOGate.move_cursor_column(0) else Reline::IOGate.erase_after_cursor move_cursor_down(1) @@ -685,10 +691,6 @@ class Reline::LineEditor next end @output.write line - if Reline::IOGate.win? and calculate_width(line, true) == Reline::IOGate.get_screen_size.last - # A newline is automatically inserted if a character is rendered at eol on command prompt. - @rest_height -= 1 if @rest_height > 0 - end @output.flush if @first_prompt @first_prompt = false @@ -1129,6 +1131,7 @@ class Reline::LineEditor new_lines = whole_lines end new_indent = @auto_indent_proc.(new_lines, @line_index, @byte_pointer, @check_new_auto_indent) + new_indent = @cursor_max if new_indent&.> @cursor_max if new_indent&.>= 0 md = new_lines[@line_index].match(/\A */) prev_indent = md[0].count(' ') @@ -1329,7 +1332,7 @@ class Reline::LineEditor cursor_line = @line.byteslice(0, @byte_pointer) insert_new_line(cursor_line, next_line) @cursor = 0 - @check_new_auto_indent = true + @check_new_auto_indent = true unless Reline::IOGate.in_pasting? end end @@ -1722,7 +1725,7 @@ class Reline::LineEditor @buffer_of_lines = Reline::HISTORY[@history_pointer].split("\n") @buffer_of_lines = [String.new(encoding: @encoding)] if @buffer_of_lines.empty? @line_index = line_no - @line = @buffer_of_lines.last + @line = @buffer_of_lines[@line_index] @rerender_all = true else @line = Reline::HISTORY[@history_pointer] @@ -1770,7 +1773,7 @@ class Reline::LineEditor @line_index = line_no end @buffer_of_lines = [String.new(encoding: @encoding)] if @buffer_of_lines.empty? - @line = @buffer_of_lines.last + @line = @buffer_of_lines[@line_index] @rerender_all = true else if @history_pointer.nil? and substr.empty? @@ -2385,6 +2388,9 @@ class Reline::LineEditor width = Reline::Unicode.get_mbchar_width(mbchar) @cursor_max -= width if @cursor > 0 and @cursor >= @cursor_max + byte_size = Reline::Unicode.get_prev_mbchar_size(@line, @byte_pointer) + mbchar = @line.byteslice(@byte_pointer - byte_size, byte_size) + width = Reline::Unicode.get_mbchar_width(mbchar) @byte_pointer -= byte_size @cursor -= width end |