| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | #include <stdlib.h> | ||
| 2 | #include <string.h> | ||
| 3 | #include "delete.h" | ||
| 4 | #include "buffer.h" | ||
| 5 | #include "change.h" | ||
| 6 | #include "indent.h" | ||
| 7 | #include "options.h" | ||
| 8 | #include "selection.h" | ||
| 9 | #include "util/debug.h" | ||
| 10 | #include "util/string.h" | ||
| 11 | #include "util/string-view.h" | ||
| 12 | #include "util/utf8.h" | ||
| 13 | |||
| 14 | 9 | void delete_ch(View *view) | |
| 15 | { | ||
| 16 | 9 | size_t size = 0; | |
| 17 |
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9 | if (view->selection) { |
| 18 | 2 | size = prepare_selection(view); | |
| 19 | 2 | unselect(view); | |
| 20 | } else { | ||
| 21 | 7 | const LocalOptions *options = &view->buffer->options; | |
| 22 | 7 | begin_change(CHANGE_MERGE_DELETE); | |
| 23 |
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7 | if (options->emulate_tab) { |
| 24 | 4 | size = get_indent_level_bytes_right(options, &view->cursor); | |
| 25 | } | ||
| 26 |
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4 | if (size == 0) { |
| 27 | 7 | BlockIter bi = view->cursor; | |
| 28 | 7 | size = block_iter_next_column(&bi); | |
| 29 | } | ||
| 30 | } | ||
| 31 | 9 | buffer_delete_bytes(view, size); | |
| 32 | 9 | } | |
| 33 | |||
| 34 | 6 | void erase(View *view) | |
| 35 | { | ||
| 36 | 6 | size_t size = 0; | |
| 37 |
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6 | if (view->selection) { |
| 38 | 1 | size = prepare_selection(view); | |
| 39 | 1 | unselect(view); | |
| 40 | } else { | ||
| 41 | 5 | const LocalOptions *options = &view->buffer->options; | |
| 42 | 5 | begin_change(CHANGE_MERGE_ERASE); | |
| 43 |
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5 | if (options->emulate_tab) { |
| 44 | 1 | size = get_indent_level_bytes_left(options, &view->cursor); | |
| 45 | 1 | block_iter_back_bytes(&view->cursor, size); | |
| 46 | } | ||
| 47 |
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1 | if (size == 0) { |
| 48 | 5 | CodePoint u; | |
| 49 | 5 | size = block_iter_prev_char(&view->cursor, &u); | |
| 50 | } | ||
| 51 | } | ||
| 52 | 6 | buffer_erase_bytes(view, size); | |
| 53 | 6 | } | |
| 54 | |||
| 55 | 4 | void clear_lines(View *view, bool auto_indent) | |
| 56 | { | ||
| 57 | 4 | char *indent = NULL; | |
| 58 |
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4 | if (auto_indent) { |
| 59 | 4 | BlockIter bi = view->cursor; | |
| 60 |
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4 | if (block_iter_prev_line(&bi) && block_iter_find_non_empty_line_bwd(&bi)) { |
| 61 | 2 | StringView line = block_iter_get_line(&bi); | |
| 62 | 2 | indent = get_indent_for_next_line(&view->buffer->options, &line); | |
| 63 | } | ||
| 64 | } | ||
| 65 | |||
| 66 | 4 | size_t del_count = 0; | |
| 67 |
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4 | if (view->selection) { |
| 68 | 1 | view->selection = SELECT_LINES; | |
| 69 | 1 | del_count = prepare_selection(view); | |
| 70 | 1 | unselect(view); | |
| 71 | // Don't delete last newline | ||
| 72 |
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1 | if (del_count) { |
| 73 | 1 | del_count--; | |
| 74 | } | ||
| 75 | } else { | ||
| 76 | 3 | block_iter_eol(&view->cursor); | |
| 77 | 3 | del_count = block_iter_bol(&view->cursor); | |
| 78 | } | ||
| 79 | |||
| 80 |
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4 | if (!indent && !del_count) { |
| 81 | return; | ||
| 82 | } | ||
| 83 | |||
| 84 |
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4 | size_t ins_count = indent ? strlen(indent) : 0; |
| 85 | 4 | buffer_replace_bytes(view, del_count, indent, ins_count); | |
| 86 | 4 | free(indent); | |
| 87 | 4 | block_iter_skip_bytes(&view->cursor, ins_count); | |
| 88 | } | ||
| 89 |