diff options
Diffstat (limited to 'vis-lua.c')
| -rw-r--r-- | vis-lua.c | 42 |
1 files changed, 41 insertions, 1 deletions
@@ -1613,6 +1613,31 @@ err: return 1; } +/*** + * Word text object. + * + * @function text_object_word + * @tparam int pos the position which must be part of the word + * @treturn Range range the range + */ + +static int file_text_object(lua_State *L) { + Filerange range = text_range_empty(); + File *file = obj_ref_check(L, 1, "vis.file"); + if (!file) + goto err; + size_t pos = checkpos(L, 2); + size_t idx = lua_tointeger(L, lua_upvalueindex(1)); + if (idx >= LENGTH(vis_textobjects)) + goto err; + const TextObject *txtobj = &vis_textobjects[idx]; + if (txtobj->txt) + range = txtobj->txt(file->text, pos); +err: + pushrange(L, &range); + return 1; +} + static const struct luaL_Reg file_funcs[] = { { "__index", file_index }, { "__newindex", file_newindex }, @@ -1924,13 +1949,28 @@ void vis_lua_init(Vis *vis) { lua_setfield(L, LUA_REGISTRYINDEX, "vis.functions"); /* metatable used to type check user data */ obj_type_new(L, "vis.file"); + + const struct { + enum VisTextObject id; + const char *name; + } textobjects[] = { + { VIS_TEXTOBJECT_INNER_WORD, "text_object_word" }, + }; + + for (size_t i = 0; i < LENGTH(textobjects); i++) { + lua_pushunsigned(L, textobjects[i].id); + lua_pushcclosure(L, file_text_object, 1); + lua_setfield(L, -2, textobjects[i].name); + } + luaL_setfuncs(L, file_funcs, 0); + obj_type_new(L, "vis.file.text"); luaL_setfuncs(L, file_lines_funcs, 0); obj_type_new(L, "vis.window"); luaL_setfuncs(L, window_funcs, 0); - static const struct { + const struct { enum UiStyle id; const char *name; } styles[] = { |