vis-text-objects.c

   1 #include "vis-core.h"
   2 #include "text-objects.h"
   3 #include "util.h"
   4
   5 int vis_textobject_register(Vis *vis, int type, void *data,
   6         Filerange (*textobject)(Vis*, Win*, void*, size_t pos)) {
   7
   8         TextObject *obj = calloc(1, sizeof *obj);
   9         if (!obj)
  10                 return -1;
  11
  12         obj->user = textobject;
  13         obj->type = type;
  14         obj->data = data;
  15
  16         if (array_add(&vis->textobjects, obj))
  17                 return LENGTH(vis_textobjects) + array_length(&vis->textobjects) - 1;
  18         free(obj);
  19         return -1;
  20 }
  21
  22 bool vis_textobject(Vis *vis, enum VisTextObject id) {
  23         if (id < LENGTH(vis_textobjects))
  24                 vis->action.textobj = &vis_textobjects[id];
  25         else
  26                 vis->action.textobj = array_get(&vis->textobjects, id - LENGTH(vis_textobjects));
  27         if (!vis->action.textobj)
  28                 return false;
  29         action_do(vis, &vis->action);
  30         return true;
  31 }
  32
  33 static Filerange search_forward(Vis *vis, Text *txt, size_t pos) {
  34         Filerange range = text_range_empty();
  35         Regex *regex = vis_regex(vis, NULL);
  36         if (regex)
  37                 range = text_object_search_forward(txt, pos, regex);
  38         text_regex_free(regex);
  39         return range;
  40 }
  41
  42 static Filerange search_backward(Vis *vis, Text *txt, size_t pos) {
  43         Filerange range = text_range_empty();
  44         Regex *regex = vis_regex(vis, NULL);
  45         if (regex)
  46                 range = text_object_search_backward(txt, pos, regex);
  47         text_regex_free(regex);
  48         return range;
  49 }
  50
  51 const TextObject vis_textobjects[] = {
  52         [VIS_TEXTOBJECT_INNER_WORD]           = { .txt = text_object_word                          },
  53         [VIS_TEXTOBJECT_OUTER_WORD]           = { .txt = text_object_word_outer                    },
  54         [VIS_TEXTOBJECT_INNER_LONGWORD]       = { .txt = text_object_longword                      },
  55         [VIS_TEXTOBJECT_OUTER_LONGWORD]       = { .txt = text_object_longword_outer                },
  56         [VIS_TEXTOBJECT_SENTENCE]             = { .txt = text_object_sentence                      },
  57         [VIS_TEXTOBJECT_PARAGRAPH]            = { .txt = text_object_paragraph                     },
  58         [VIS_TEXTOBJECT_OUTER_SQUARE_BRACKET] = { .txt = text_object_square_bracket, .type = OUTER },
  59         [VIS_TEXTOBJECT_INNER_SQUARE_BRACKET] = { .txt = text_object_square_bracket, .type = INNER },
  60         [VIS_TEXTOBJECT_OUTER_CURLY_BRACKET]  = { .txt = text_object_curly_bracket,  .type = OUTER },
  61         [VIS_TEXTOBJECT_INNER_CURLY_BRACKET]  = { .txt = text_object_curly_bracket,  .type = INNER },
  62         [VIS_TEXTOBJECT_OUTER_ANGLE_BRACKET]  = { .txt = text_object_angle_bracket,  .type = OUTER },
  63         [VIS_TEXTOBJECT_INNER_ANGLE_BRACKET]  = { .txt = text_object_angle_bracket,  .type = INNER },
  64         [VIS_TEXTOBJECT_OUTER_PARANTHESE]     = { .txt = text_object_paranthese,     .type = OUTER },
  65         [VIS_TEXTOBJECT_INNER_PARANTHESE]     = { .txt = text_object_paranthese,     .type = INNER },
  66         [VIS_TEXTOBJECT_OUTER_QUOTE]          = { .txt = text_object_quote,          .type = OUTER },
  67         [VIS_TEXTOBJECT_INNER_QUOTE]          = { .txt = text_object_quote,          .type = INNER },
  68         [VIS_TEXTOBJECT_OUTER_SINGLE_QUOTE]   = { .txt = text_object_single_quote,   .type = OUTER },
  69         [VIS_TEXTOBJECT_INNER_SINGLE_QUOTE]   = { .txt = text_object_single_quote,   .type = INNER },
  70         [VIS_TEXTOBJECT_OUTER_BACKTICK]       = { .txt = text_object_backtick,       .type = OUTER },
  71         [VIS_TEXTOBJECT_INNER_BACKTICK]       = { .txt = text_object_backtick,       .type = INNER },
  72         [VIS_TEXTOBJECT_OUTER_ENTIRE]         = { .txt = text_object_entire,                       },
  73         [VIS_TEXTOBJECT_INNER_ENTIRE]         = { .txt = text_object_entire_inner,                 },
  74         [VIS_TEXTOBJECT_OUTER_FUNCTION]       = { .txt = text_object_function,                     },
  75         [VIS_TEXTOBJECT_INNER_FUNCTION]       = { .txt = text_object_function_inner,               },
  76         [VIS_TEXTOBJECT_OUTER_LINE]           = { .txt = text_object_line,                         },
  77         [VIS_TEXTOBJECT_INNER_LINE]           = { .txt = text_object_line_inner,                   },
  78         [VIS_TEXTOBJECT_INDENTATION]          = { .txt = text_object_indentation,                  },
  79         [VIS_TEXTOBJECT_SEARCH_FORWARD]       = { .vis = search_forward,             .type = SPLIT },
  80         [VIS_TEXTOBJECT_SEARCH_BACKWARD]      = { .vis = search_backward,            .type = SPLIT },
  81 };
  82