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			869 lines
		
	
	
		
			38 KiB
		
	
	
	
		
			Lua
		
	
	
	
	
	
			
		
		
	
	
			869 lines
		
	
	
		
			38 KiB
		
	
	
	
		
			Lua
		
	
	
	
	
	
| local helpers = require('test.functional.helpers')(after_each)
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| local Screen = require('test.functional.ui.screen')
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| 
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| local clear = helpers.clear
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| local insert = helpers.insert
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| local exec_lua = helpers.exec_lua
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| local feed = helpers.feed
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| local command = helpers.command
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| local api = helpers.api
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| local eq = helpers.eq
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| 
 | |
| before_each(clear)
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| 
 | |
| local hl_query_c = [[
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|   (ERROR) @error
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| 
 | |
|   "if" @keyword
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|   "else" @keyword
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|   "for" @keyword
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|   "return" @keyword
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| 
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|   "const" @type
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|   "static" @type
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|   "struct" @type
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|   "enum" @type
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|   "extern" @type
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| 
 | |
|   ; nonexistent specializer for string should fallback to string
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|   (string_literal) @string.nonexistent_specializer
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| 
 | |
|   (number_literal) @number
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|   (char_literal) @string
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| 
 | |
|   (type_identifier) @type
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|   ((type_identifier) @constant.builtin (#eq? @constant.builtin "LuaRef"))
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| 
 | |
|   (primitive_type) @type
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|   (sized_type_specifier) @type
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| 
 | |
|   ; Use lua regexes
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|   ((identifier) @function (#contains? @function "lua_"))
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|   ((identifier) @Constant (#lua-match? @Constant "^[A-Z_]+$"))
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|   ((identifier) @Normal (#vim-match? @Normal "^lstate$"))
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| 
 | |
|   ((binary_expression left: (identifier) @warning.left right: (identifier) @warning.right) (#eq? @warning.left @warning.right))
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| 
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|   (comment) @comment
 | |
| ]]
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| 
 | |
| local hl_text_c = [[
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| /// Schedule Lua callback on main loop's event queue
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| static int nlua_schedule(lua_State *const lstate)
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| {
 | |
|   if (lua_type(lstate, 1) != LUA_TFUNCTION
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|       || lstate != lstate) {
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|     lua_pushliteral(lstate, "vim.schedule: expected function");
 | |
|     return lua_error(lstate);
 | |
|   }
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| 
 | |
|   LuaRef cb = nlua_ref(lstate, 1);
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| 
 | |
|   multiqueue_put(main_loop.events, nlua_schedule_event,
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|                  1, (void *)(ptrdiff_t)cb);
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|   return 0;
 | |
| }]]
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| 
 | |
| local test_text_c = [[
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| void ui_refresh(void)
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| {
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|   int width = INT_MAX, height = INT_MAX;
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|   bool ext_widgets[kUIExtCount];
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|   for (UIExtension i = 0; (int)i < kUIExtCount; i++) {
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|     ext_widgets[i] = true;
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|   }
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| 
 | |
|   bool inclusive = ui_override();
 | |
|   for (size_t i = 0; i < ui_count; i++) {
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|     UI *ui = uis[i];
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|     width = MIN(ui->width, width);
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|     height = MIN(ui->height, height);
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|     foo = BAR(ui->bazaar, bazaar);
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|     for (UIExtension j = 0; (int)j < kUIExtCount; j++) {
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|       ext_widgets[j] &= (ui->ui_ext[j] || inclusive);
 | |
|     }
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|   }
 | |
| }]]
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| 
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| local injection_text_c = [[
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| int x = INT_MAX;
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| #define READ_STRING(x, y) (char *)read_string((x), (size_t)(y))
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| #define foo void main() { \
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|               return 42;  \
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|             }
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| ]]
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| 
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| local injection_grid_c = [[
 | |
|   int x = INT_MAX;                                                 |
 | |
|   #define READ_STRING(x, y) (char *)read_string((x), (size_t)(y))  |
 | |
|   #define foo void main() { \                                      |
 | |
|                 return 42;  \                                      |
 | |
|               }                                                    |
 | |
|   ^                                                                 |
 | |
|   {1:~                                                                }|*11
 | |
|                                                                    |
 | |
| ]]
 | |
| 
 | |
| local injection_grid_expected_c = [[
 | |
|   {3:int} x = {5:INT_MAX};                                                 |
 | |
|   #define {5:READ_STRING}(x, y) ({3:char} *)read_string((x), ({3:size_t})(y))  |
 | |
|   #define foo {3:void} main() { \                                      |
 | |
|                 {4:return} {5:42};  \                                      |
 | |
|               }                                                    |
 | |
|   ^                                                                 |
 | |
|   {1:~                                                                }|*11
 | |
|                                                                    |
 | |
| ]]
 | |
| 
 | |
| describe('treesitter highlighting (C)', function()
 | |
|   local screen
 | |
| 
 | |
|   before_each(function()
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|     screen = Screen.new(65, 18)
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|     screen:attach()
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|     screen:set_default_attr_ids {
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|       [1] = { bold = true, foreground = Screen.colors.Blue1 },
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|       [2] = { foreground = Screen.colors.Blue1 },
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|       [3] = { bold = true, foreground = Screen.colors.SeaGreen4 },
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|       [4] = { bold = true, foreground = Screen.colors.Brown },
 | |
|       [5] = { foreground = Screen.colors.Magenta },
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|       [6] = { foreground = Screen.colors.Red },
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|       [7] = { bold = true, foreground = Screen.colors.SlateBlue },
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|       [8] = { foreground = Screen.colors.Grey100, background = Screen.colors.Red },
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|       [9] = { foreground = Screen.colors.Magenta, background = Screen.colors.Red },
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|       [10] = { foreground = Screen.colors.Red, background = Screen.colors.Red },
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|       [11] = { foreground = Screen.colors.Cyan4 },
 | |
|     }
 | |
| 
 | |
|     exec_lua([[ hl_query = ... ]], hl_query_c)
 | |
|     command [[ hi link @error ErrorMsg ]]
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|     command [[ hi link @warning WarningMsg ]]
 | |
|   end)
 | |
| 
 | |
|   it('is updated with edits', function()
 | |
|     insert(hl_text_c)
 | |
|     screen:expect {
 | |
|       grid = [[
 | |
|       /// Schedule Lua callback on main loop's event queue             |
 | |
|       static int nlua_schedule(lua_State *const lstate)                |
 | |
|       {                                                                |
 | |
|         if (lua_type(lstate, 1) != LUA_TFUNCTION                       |
 | |
|             || lstate != lstate) {                                     |
 | |
|           lua_pushliteral(lstate, "vim.schedule: expected function");  |
 | |
|           return lua_error(lstate);                                    |
 | |
|         }                                                              |
 | |
|                                                                        |
 | |
|         LuaRef cb = nlua_ref(lstate, 1);                               |
 | |
|                                                                        |
 | |
|         multiqueue_put(main_loop.events, nlua_schedule_event,          |
 | |
|                        1, (void *)(ptrdiff_t)cb);                      |
 | |
|         return 0;                                                      |
 | |
|       ^}                                                                |
 | |
|       {1:~                                                                }|*2
 | |
|                                                                        |
 | |
|     ]],
 | |
|     }
 | |
| 
 | |
|     exec_lua [[
 | |
|       local parser = vim.treesitter.get_parser(0, "c")
 | |
|       local highlighter = vim.treesitter.highlighter
 | |
|       test_hl = highlighter.new(parser, {queries = {c = hl_query}})
 | |
|     ]]
 | |
|     screen:expect {
 | |
|       grid = [[
 | |
|       {2:/// Schedule Lua callback on main loop's event queue}             |
 | |
|       {3:static} {3:int} {11:nlua_schedule}({3:lua_State} *{3:const} lstate)                |
 | |
|       {                                                                |
 | |
|         {4:if} ({11:lua_type}(lstate, {5:1}) != {5:LUA_TFUNCTION}                       |
 | |
|             || {6:lstate} != {6:lstate}) {                                     |
 | |
|           {11:lua_pushliteral}(lstate, {5:"vim.schedule: expected function"});  |
 | |
|           {4:return} {11:lua_error}(lstate);                                    |
 | |
|         }                                                              |
 | |
|                                                                        |
 | |
|         {7:LuaRef} cb = {11:nlua_ref}(lstate, {5:1});                               |
 | |
|                                                                        |
 | |
|         multiqueue_put(main_loop.events, {11:nlua_schedule_event},          |
 | |
|                        {5:1}, ({3:void} *)({3:ptrdiff_t})cb);                      |
 | |
|         {4:return} {5:0};                                                      |
 | |
|       ^}                                                                |
 | |
|       {1:~                                                                }|*2
 | |
|                                                                        |
 | |
|     ]],
 | |
|     }
 | |
| 
 | |
|     feed('5Goc<esc>dd')
 | |
| 
 | |
|     screen:expect {
 | |
|       grid = [[
 | |
|       {2:/// Schedule Lua callback on main loop's event queue}             |
 | |
|       {3:static} {3:int} {11:nlua_schedule}({3:lua_State} *{3:const} lstate)                |
 | |
|       {                                                                |
 | |
|         {4:if} ({11:lua_type}(lstate, {5:1}) != {5:LUA_TFUNCTION}                       |
 | |
|             || {6:lstate} != {6:lstate}) {                                     |
 | |
|           {11:^lua_pushliteral}(lstate, {5:"vim.schedule: expected function"});  |
 | |
|           {4:return} {11:lua_error}(lstate);                                    |
 | |
|         }                                                              |
 | |
|                                                                        |
 | |
|         {7:LuaRef} cb = {11:nlua_ref}(lstate, {5:1});                               |
 | |
|                                                                        |
 | |
|         multiqueue_put(main_loop.events, {11:nlua_schedule_event},          |
 | |
|                        {5:1}, ({3:void} *)({3:ptrdiff_t})cb);                      |
 | |
|         {4:return} {5:0};                                                      |
 | |
|       }                                                                |
 | |
|       {1:~                                                                }|*2
 | |
|                                                                        |
 | |
|     ]],
 | |
|     }
 | |
| 
 | |
|     feed('7Go*/<esc>')
 | |
|     screen:expect {
 | |
|       grid = [[
 | |
|       {2:/// Schedule Lua callback on main loop's event queue}             |
 | |
|       {3:static} {3:int} {11:nlua_schedule}({3:lua_State} *{3:const} lstate)                |
 | |
|       {                                                                |
 | |
|         {4:if} ({11:lua_type}(lstate, {5:1}) != {5:LUA_TFUNCTION}                       |
 | |
|             || {6:lstate} != {6:lstate}) {                                     |
 | |
|           {11:lua_pushliteral}(lstate, {5:"vim.schedule: expected function"});  |
 | |
|           {4:return} {11:lua_error}(lstate);                                    |
 | |
|       {8:*^/}                                                               |
 | |
|         }                                                              |
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|                                                                        |
 | |
|         {7:LuaRef} cb = {11:nlua_ref}(lstate, {5:1});                               |
 | |
|                                                                        |
 | |
|         multiqueue_put(main_loop.events, {11:nlua_schedule_event},          |
 | |
|                        {5:1}, ({3:void} *)({3:ptrdiff_t})cb);                      |
 | |
|         {4:return} {5:0};                                                      |
 | |
|       }                                                                |
 | |
|       {1:~                                                                }|
 | |
|                                                                        |
 | |
|     ]],
 | |
|     }
 | |
| 
 | |
|     feed('3Go/*<esc>')
 | |
|     screen:expect {
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|       grid = [[
 | |
|       {2:/// Schedule Lua callback on main loop's event queue}             |
 | |
|       {3:static} {3:int} {11:nlua_schedule}({3:lua_State} *{3:const} lstate)                |
 | |
|       {                                                                |
 | |
|       {2:/^*}                                                               |
 | |
|       {2:  if (lua_type(lstate, 1) != LUA_TFUNCTION}                       |
 | |
|       {2:      || lstate != lstate) {}                                     |
 | |
|       {2:    lua_pushliteral(lstate, "vim.schedule: expected function");}  |
 | |
|       {2:    return lua_error(lstate);}                                    |
 | |
|       {2:*/}                                                               |
 | |
|         }                                                              |
 | |
|                                                                        |
 | |
|         {7:LuaRef} cb = {11:nlua_ref}(lstate, {5:1});                               |
 | |
|                                                                        |
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|         multiqueue_put(main_loop.events, {11:nlua_schedule_event},          |
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|                        {5:1}, ({3:void} *)({3:ptrdiff_t})cb);                      |
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|         {4:return} {5:0};                                                      |
 | |
|       {8:}}                                                                |
 | |
|                                                                        |
 | |
|     ]],
 | |
|     }
 | |
| 
 | |
|     feed('gg$')
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|     feed('~')
 | |
|     screen:expect {
 | |
|       grid = [[
 | |
|       {2:/// Schedule Lua callback on main loop's event queu^E}             |
 | |
|       {3:static} {3:int} {11:nlua_schedule}({3:lua_State} *{3:const} lstate)                |
 | |
|       {                                                                |
 | |
|       {2:/*}                                                               |
 | |
|       {2:  if (lua_type(lstate, 1) != LUA_TFUNCTION}                       |
 | |
|       {2:      || lstate != lstate) {}                                     |
 | |
|       {2:    lua_pushliteral(lstate, "vim.schedule: expected function");}  |
 | |
|       {2:    return lua_error(lstate);}                                    |
 | |
|       {2:*/}                                                               |
 | |
|         }                                                              |
 | |
|                                                                        |
 | |
|         {7:LuaRef} cb = {11:nlua_ref}(lstate, {5:1});                               |
 | |
|                                                                        |
 | |
|         multiqueue_put(main_loop.events, {11:nlua_schedule_event},          |
 | |
|                        {5:1}, ({3:void} *)({3:ptrdiff_t})cb);                      |
 | |
|         {4:return} {5:0};                                                      |
 | |
|       {8:}}                                                                |
 | |
|                                                                        |
 | |
|     ]],
 | |
|     }
 | |
| 
 | |
|     feed('re')
 | |
|     screen:expect {
 | |
|       grid = [[
 | |
|       {2:/// Schedule Lua callback on main loop's event queu^e}             |
 | |
|       {3:static} {3:int} {11:nlua_schedule}({3:lua_State} *{3:const} lstate)                |
 | |
|       {                                                                |
 | |
|       {2:/*}                                                               |
 | |
|       {2:  if (lua_type(lstate, 1) != LUA_TFUNCTION}                       |
 | |
|       {2:      || lstate != lstate) {}                                     |
 | |
|       {2:    lua_pushliteral(lstate, "vim.schedule: expected function");}  |
 | |
|       {2:    return lua_error(lstate);}                                    |
 | |
|       {2:*/}                                                               |
 | |
|         }                                                              |
 | |
|                                                                        |
 | |
|         {7:LuaRef} cb = {11:nlua_ref}(lstate, {5:1});                               |
 | |
|                                                                        |
 | |
|         multiqueue_put(main_loop.events, {11:nlua_schedule_event},          |
 | |
|                        {5:1}, ({3:void} *)({3:ptrdiff_t})cb);                      |
 | |
|         {4:return} {5:0};                                                      |
 | |
|       {8:}}                                                                |
 | |
|                                                                        |
 | |
|     ]],
 | |
|     }
 | |
|   end)
 | |
| 
 | |
|   it('is updated with :sort', function()
 | |
|     insert(test_text_c)
 | |
|     exec_lua [[
 | |
|       local parser = vim.treesitter.get_parser(0, "c")
 | |
|       test_hl = vim.treesitter.highlighter.new(parser, {queries = {c = hl_query}})
 | |
|     ]]
 | |
|     screen:expect {
 | |
|       grid = [[
 | |
|         {3:int} width = {5:INT_MAX}, height = {5:INT_MAX};                         |
 | |
|         {3:bool} ext_widgets[kUIExtCount];                                 |
 | |
|         {4:for} ({3:UIExtension} i = {5:0}; ({3:int})i < kUIExtCount; i++) {           |
 | |
|           ext_widgets[i] = true;                                       |
 | |
|         }                                                              |
 | |
|                                                                        |
 | |
|         {3:bool} inclusive = ui_override();                                |
 | |
|         {4:for} ({3:size_t} i = {5:0}; i < ui_count; i++) {                        |
 | |
|           {3:UI} *ui = uis[i];                                             |
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|           width = {5:MIN}(ui->width, width);                               |
 | |
|           height = {5:MIN}(ui->height, height);                            |
 | |
|           foo = {5:BAR}(ui->bazaar, bazaar);                               |
 | |
|           {4:for} ({3:UIExtension} j = {5:0}; ({3:int})j < kUIExtCount; j++) {         |
 | |
|             ext_widgets[j] &= (ui->ui_ext[j] || inclusive);            |
 | |
|           }                                                            |
 | |
|         }                                                              |
 | |
|       ^}                                                                |
 | |
|                                                                        |
 | |
|     ]],
 | |
|     }
 | |
| 
 | |
|     feed ':sort<cr>'
 | |
|     screen:expect {
 | |
|       grid = [[
 | |
|       ^                                                                 |
 | |
|             ext_widgets[j] &= (ui->ui_ext[j] || inclusive);            |
 | |
|           {3:UI} *ui = uis[i];                                             |
 | |
|           ext_widgets[i] = true;                                       |
 | |
|           foo = {5:BAR}(ui->bazaar, bazaar);                               |
 | |
|           {4:for} ({3:UIExtension} j = {5:0}; ({3:int})j < kUIExtCount; j++) {         |
 | |
|           height = {5:MIN}(ui->height, height);                            |
 | |
|           width = {5:MIN}(ui->width, width);                               |
 | |
|           }                                                            |
 | |
|         {3:bool} ext_widgets[kUIExtCount];                                 |
 | |
|         {3:bool} inclusive = ui_override();                                |
 | |
|         {4:for} ({3:UIExtension} i = {5:0}; ({3:int})i < kUIExtCount; i++) {           |
 | |
|         {4:for} ({3:size_t} i = {5:0}; i < ui_count; i++) {                        |
 | |
|         {3:int} width = {5:INT_MAX}, height = {5:INT_MAX};                         |
 | |
|         }                                                              |*2
 | |
|       {3:void} ui_refresh({3:void})                                            |
 | |
|       :sort                                                            |
 | |
|     ]],
 | |
|     }
 | |
| 
 | |
|     feed 'u'
 | |
| 
 | |
|     screen:expect {
 | |
|       grid = [[
 | |
|         {3:int} width = {5:INT_MAX}, height = {5:INT_MAX};                         |
 | |
|         {3:bool} ext_widgets[kUIExtCount];                                 |
 | |
|         {4:for} ({3:UIExtension} i = {5:0}; ({3:int})i < kUIExtCount; i++) {           |
 | |
|           ext_widgets[i] = true;                                       |
 | |
|         }                                                              |
 | |
|                                                                        |
 | |
|         {3:bool} inclusive = ui_override();                                |
 | |
|         {4:for} ({3:size_t} i = {5:0}; i < ui_count; i++) {                        |
 | |
|           {3:UI} *ui = uis[i];                                             |
 | |
|           width = {5:MIN}(ui->width, width);                               |
 | |
|           height = {5:MIN}(ui->height, height);                            |
 | |
|           foo = {5:BAR}(ui->bazaar, bazaar);                               |
 | |
|           {4:for} ({3:UIExtension} j = {5:0}; ({3:int})j < kUIExtCount; j++) {         |
 | |
|             ext_widgets[j] &= (ui->ui_ext[j] || inclusive);            |
 | |
|           }                                                            |
 | |
|         }                                                              |
 | |
|       ^}                                                                |
 | |
|       19 changes; before #2  {MATCH:.*}|
 | |
|     ]],
 | |
|     }
 | |
|   end)
 | |
| 
 | |
|   it('supports with custom parser', function()
 | |
|     screen:set_default_attr_ids {
 | |
|       [1] = { bold = true, foreground = Screen.colors.SeaGreen4 },
 | |
|     }
 | |
| 
 | |
|     insert(test_text_c)
 | |
| 
 | |
|     screen:expect {
 | |
|       grid = [[
 | |
|       int width = INT_MAX, height = INT_MAX;                         |
 | |
|       bool ext_widgets[kUIExtCount];                                 |
 | |
|       for (UIExtension i = 0; (int)i < kUIExtCount; i++) {           |
 | |
|         ext_widgets[i] = true;                                       |
 | |
|       }                                                              |
 | |
|                                                                      |
 | |
|       bool inclusive = ui_override();                                |
 | |
|       for (size_t i = 0; i < ui_count; i++) {                        |
 | |
|         UI *ui = uis[i];                                             |
 | |
|         width = MIN(ui->width, width);                               |
 | |
|         height = MIN(ui->height, height);                            |
 | |
|         foo = BAR(ui->bazaar, bazaar);                               |
 | |
|         for (UIExtension j = 0; (int)j < kUIExtCount; j++) {         |
 | |
|           ext_widgets[j] &= (ui->ui_ext[j] || inclusive);            |
 | |
|         }                                                            |
 | |
|       }                                                              |
 | |
|     ^}                                                                |
 | |
|                                                                      |
 | |
|     ]],
 | |
|     }
 | |
| 
 | |
|     exec_lua [[
 | |
|       parser = vim.treesitter.get_parser(0, "c")
 | |
|       query = vim.treesitter.query.parse("c", "(declaration) @decl")
 | |
| 
 | |
|       local nodes = {}
 | |
|       for _, node in query:iter_captures(parser:parse()[1]:root(), 0, 0, 19) do
 | |
|         table.insert(nodes, node)
 | |
|       end
 | |
| 
 | |
|       parser:set_included_regions({nodes})
 | |
| 
 | |
|       local hl = vim.treesitter.highlighter.new(parser, {queries = {c = "(identifier) @type"}})
 | |
|     ]]
 | |
| 
 | |
|     screen:expect {
 | |
|       grid = [[
 | |
|       int {1:width} = {1:INT_MAX}, {1:height} = {1:INT_MAX};                         |
 | |
|       bool {1:ext_widgets}[{1:kUIExtCount}];                                 |
 | |
|       for (UIExtension {1:i} = 0; (int)i < kUIExtCount; i++) {           |
 | |
|         ext_widgets[i] = true;                                       |
 | |
|       }                                                              |
 | |
|                                                                      |
 | |
|       bool {1:inclusive} = {1:ui_override}();                                |
 | |
|       for (size_t {1:i} = 0; i < ui_count; i++) {                        |
 | |
|         UI *{1:ui} = {1:uis}[{1:i}];                                             |
 | |
|         width = MIN(ui->width, width);                               |
 | |
|         height = MIN(ui->height, height);                            |
 | |
|         foo = BAR(ui->bazaar, bazaar);                               |
 | |
|         for (UIExtension {1:j} = 0; (int)j < kUIExtCount; j++) {         |
 | |
|           ext_widgets[j] &= (ui->ui_ext[j] || inclusive);            |
 | |
|         }                                                            |
 | |
|       }                                                              |
 | |
|     ^}                                                                |
 | |
|                                                                      |
 | |
|     ]],
 | |
|     }
 | |
|   end)
 | |
| 
 | |
|   it('supports injected languages', function()
 | |
|     insert(injection_text_c)
 | |
| 
 | |
|     screen:expect { grid = injection_grid_c }
 | |
| 
 | |
|     exec_lua [[
 | |
|       local parser = vim.treesitter.get_parser(0, "c", {
 | |
|         injections = {c = '(preproc_def (preproc_arg) @injection.content (#set! injection.language "c")) (preproc_function_def value: (preproc_arg) @injection.content (#set! injection.language "c"))'}
 | |
|       })
 | |
|       local highlighter = vim.treesitter.highlighter
 | |
|       test_hl = highlighter.new(parser, {queries = {c = hl_query}})
 | |
|     ]]
 | |
| 
 | |
|     screen:expect { grid = injection_grid_expected_c }
 | |
|   end)
 | |
| 
 | |
|   it("supports injecting by ft name in metadata['injection.language']", function()
 | |
|     insert(injection_text_c)
 | |
| 
 | |
|     screen:expect { grid = injection_grid_c }
 | |
| 
 | |
|     exec_lua [[
 | |
|       vim.treesitter.language.register("c", "foo")
 | |
|       local parser = vim.treesitter.get_parser(0, "c", {
 | |
|         injections = {c = '(preproc_def (preproc_arg) @injection.content (#set! injection.language "fOO")) (preproc_function_def value: (preproc_arg) @injection.content (#set! injection.language "fOO"))'}
 | |
|       })
 | |
|       local highlighter = vim.treesitter.highlighter
 | |
|       test_hl = highlighter.new(parser, {queries = {c = hl_query}})
 | |
|     ]]
 | |
| 
 | |
|     screen:expect { grid = injection_grid_expected_c }
 | |
|   end)
 | |
| 
 | |
|   it('supports overriding queries, like ', function()
 | |
|     insert([[
 | |
|     int x = INT_MAX;
 | |
|     #define READ_STRING(x, y) (char *)read_string((x), (size_t)(y))
 | |
|     #define foo void main() { \
 | |
|                   return 42;  \
 | |
|                 }
 | |
|     ]])
 | |
| 
 | |
|     exec_lua [[
 | |
|       local injection_query = '(preproc_def (preproc_arg) @injection.content (#set! injection.language "c")) (preproc_function_def value: (preproc_arg) @injection.content (#set! injection.language "c"))'
 | |
|       vim.treesitter.query.set("c", "highlights", hl_query)
 | |
|       vim.treesitter.query.set("c", "injections", injection_query)
 | |
| 
 | |
|       vim.treesitter.highlighter.new(vim.treesitter.get_parser(0, "c"))
 | |
|     ]]
 | |
| 
 | |
|     screen:expect {
 | |
|       grid = [[
 | |
|       {3:int} x = {5:INT_MAX};                                                 |
 | |
|       #define {5:READ_STRING}(x, y) ({3:char} *)read_string((x), ({3:size_t})(y))  |
 | |
|       #define foo {3:void} main() { \                                      |
 | |
|                     {4:return} {5:42};  \                                      |
 | |
|                   }                                                    |
 | |
|       ^                                                                 |
 | |
|       {1:~                                                                }|*11
 | |
|                                                                        |
 | |
|     ]],
 | |
|     }
 | |
|   end)
 | |
| 
 | |
|   it('supports highlighting with custom highlight groups', function()
 | |
|     insert(hl_text_c)
 | |
| 
 | |
|     exec_lua [[
 | |
|       local parser = vim.treesitter.get_parser(0, "c")
 | |
|       test_hl = vim.treesitter.highlighter.new(parser, {queries = {c = hl_query}})
 | |
|     ]]
 | |
| 
 | |
|     screen:expect {
 | |
|       grid = [[
 | |
|       {2:/// Schedule Lua callback on main loop's event queue}             |
 | |
|       {3:static} {3:int} {11:nlua_schedule}({3:lua_State} *{3:const} lstate)                |
 | |
|       {                                                                |
 | |
|         {4:if} ({11:lua_type}(lstate, {5:1}) != {5:LUA_TFUNCTION}                       |
 | |
|             || {6:lstate} != {6:lstate}) {                                     |
 | |
|           {11:lua_pushliteral}(lstate, {5:"vim.schedule: expected function"});  |
 | |
|           {4:return} {11:lua_error}(lstate);                                    |
 | |
|         }                                                              |
 | |
|                                                                        |
 | |
|         {7:LuaRef} cb = {11:nlua_ref}(lstate, {5:1});                               |
 | |
|                                                                        |
 | |
|         multiqueue_put(main_loop.events, {11:nlua_schedule_event},          |
 | |
|                        {5:1}, ({3:void} *)({3:ptrdiff_t})cb);                      |
 | |
|         {4:return} {5:0};                                                      |
 | |
|       ^}                                                                |
 | |
|       {1:~                                                                }|*2
 | |
|                                                                        |
 | |
|     ]],
 | |
|     }
 | |
| 
 | |
|     -- This will change ONLY the literal strings to look like comments
 | |
|     -- The only literal string is the "vim.schedule: expected function" in this test.
 | |
|     exec_lua [[vim.cmd("highlight link @string.nonexistent_specializer comment")]]
 | |
|     screen:expect {
 | |
|       grid = [[
 | |
|       {2:/// Schedule Lua callback on main loop's event queue}             |
 | |
|       {3:static} {3:int} {11:nlua_schedule}({3:lua_State} *{3:const} lstate)                |
 | |
|       {                                                                |
 | |
|         {4:if} ({11:lua_type}(lstate, {5:1}) != {5:LUA_TFUNCTION}                       |
 | |
|             || {6:lstate} != {6:lstate}) {                                     |
 | |
|           {11:lua_pushliteral}(lstate, {2:"vim.schedule: expected function"});  |
 | |
|           {4:return} {11:lua_error}(lstate);                                    |
 | |
|         }                                                              |
 | |
|                                                                        |
 | |
|         {7:LuaRef} cb = {11:nlua_ref}(lstate, {5:1});                               |
 | |
|                                                                        |
 | |
|         multiqueue_put(main_loop.events, {11:nlua_schedule_event},          |
 | |
|                        {5:1}, ({3:void} *)({3:ptrdiff_t})cb);                      |
 | |
|         {4:return} {5:0};                                                      |
 | |
|       ^}                                                                |
 | |
|       {1:~                                                                }|*2
 | |
|                                                                        |
 | |
|     ]],
 | |
|     }
 | |
|     screen:expect { unchanged = true }
 | |
|   end)
 | |
| 
 | |
|   it('supports highlighting with priority', function()
 | |
|     insert([[
 | |
|     int x = INT_MAX;
 | |
|     #define READ_STRING(x, y) (char *)read_string((x), (size_t)(y))
 | |
|     #define foo void main() { \
 | |
|                   return 42;  \
 | |
|                 }
 | |
|     ]])
 | |
| 
 | |
|     exec_lua [[
 | |
|       local parser = vim.treesitter.get_parser(0, "c")
 | |
|       test_hl = vim.treesitter.highlighter.new(parser, {queries = {c = hl_query..'\n((translation_unit) @constant (#set! "priority" 101))\n'}})
 | |
|     ]]
 | |
|     -- expect everything to have Constant highlight
 | |
|     screen:expect {
 | |
|       grid = [[
 | |
|       {12:int}{8: x = INT_MAX;}                                                 |
 | |
|       {8:#define READ_STRING(x, y) (}{12:char}{8: *)read_string((x), (}{12:size_t}{8:)(y))}  |
 | |
|       {8:#define foo }{12:void}{8: main() { \}                                      |
 | |
|       {8:              }{12:return}{8: 42;  \}                                      |
 | |
|       {8:            }}                                                    |
 | |
|       ^                                                                 |
 | |
|       {1:~                                                                }|*11
 | |
|                                                                        |
 | |
|     ]],
 | |
|       attr_ids = {
 | |
|         [1] = { bold = true, foreground = Screen.colors.Blue1 },
 | |
|         [8] = { foreground = Screen.colors.Magenta1 },
 | |
|         -- bold will not be overwritten at the moment
 | |
|         [12] = { bold = true, foreground = Screen.colors.Magenta1 },
 | |
|       },
 | |
|     }
 | |
| 
 | |
|     eq({
 | |
|       { capture = 'constant', metadata = { priority = '101' }, lang = 'c' },
 | |
|       { capture = 'type', metadata = {}, lang = 'c' },
 | |
|     }, exec_lua [[ return vim.treesitter.get_captures_at_pos(0, 0, 2) ]])
 | |
|   end)
 | |
| 
 | |
|   it(
 | |
|     "allows to use captures with dots (don't use fallback when specialization of foo exists)",
 | |
|     function()
 | |
|       insert([[
 | |
|     char* x = "Will somebody ever read this?";
 | |
|     ]])
 | |
| 
 | |
|       screen:expect {
 | |
|         grid = [[
 | |
|       char* x = "Will somebody ever read this?";                       |
 | |
|       ^                                                                 |
 | |
|       {1:~                                                                }|*15
 | |
|                                                                        |
 | |
|     ]],
 | |
|       }
 | |
| 
 | |
|       command [[
 | |
|       hi link @foo.bar Type
 | |
|       hi link @foo String
 | |
|     ]]
 | |
|       exec_lua [[
 | |
|       local parser = vim.treesitter.get_parser(0, "c", {})
 | |
|       local highlighter = vim.treesitter.highlighter
 | |
|       test_hl = highlighter.new(parser, {queries = {c = "(primitive_type) @foo.bar (string_literal) @foo"}})
 | |
|     ]]
 | |
| 
 | |
|       screen:expect {
 | |
|         grid = [[
 | |
|       {3:char}* x = {5:"Will somebody ever read this?"};                       |
 | |
|       ^                                                                 |
 | |
|       {1:~                                                                }|*15
 | |
|                                                                        |
 | |
|     ]],
 | |
|       }
 | |
| 
 | |
|       -- clearing specialization reactivates fallback
 | |
|       command [[ hi clear @foo.bar ]]
 | |
|       screen:expect {
 | |
|         grid = [[
 | |
|       {5:char}* x = {5:"Will somebody ever read this?"};                       |
 | |
|       ^                                                                 |
 | |
|       {1:~                                                                }|*15
 | |
|                                                                        |
 | |
|     ]],
 | |
|       }
 | |
|     end
 | |
|   )
 | |
| 
 | |
|   it('supports conceal attribute', function()
 | |
|     insert(hl_text_c)
 | |
| 
 | |
|     -- conceal can be empty or a single cchar.
 | |
|     exec_lua [=[
 | |
|       vim.opt.cole = 2
 | |
|       local parser = vim.treesitter.get_parser(0, "c")
 | |
|       test_hl = vim.treesitter.highlighter.new(parser, {queries = {c = [[
 | |
|         ("static" @keyword
 | |
|          (set! conceal "R"))
 | |
| 
 | |
|         ((identifier) @Identifier
 | |
|          (set! conceal "")
 | |
|          (eq? @Identifier "lstate"))
 | |
|       ]]}})
 | |
|     ]=]
 | |
| 
 | |
|     screen:expect {
 | |
|       grid = [[
 | |
|       /// Schedule Lua callback on main loop's event queue             |
 | |
|       {4:R} int nlua_schedule(lua_State *const )                           |
 | |
|       {                                                                |
 | |
|         if (lua_type(, 1) != LUA_TFUNCTION                             |
 | |
|             ||  != ) {                                                 |
 | |
|           lua_pushliteral(, "vim.schedule: expected function");        |
 | |
|           return lua_error();                                          |
 | |
|         }                                                              |
 | |
|                                                                        |
 | |
|         LuaRef cb = nlua_ref(, 1);                                     |
 | |
|                                                                        |
 | |
|         multiqueue_put(main_loop.events, nlua_schedule_event,          |
 | |
|                        1, (void *)(ptrdiff_t)cb);                      |
 | |
|         return 0;                                                      |
 | |
|       ^}                                                                |
 | |
|       {1:~                                                                }|*2
 | |
|                                                                        |
 | |
|     ]],
 | |
|     }
 | |
|   end)
 | |
| 
 | |
|   it('@foo.bar groups has the correct fallback behavior', function()
 | |
|     local get_hl = function(name)
 | |
|       return api.nvim_get_hl_by_name(name, 1).foreground
 | |
|     end
 | |
|     api.nvim_set_hl(0, '@foo', { fg = 1 })
 | |
|     api.nvim_set_hl(0, '@foo.bar', { fg = 2 })
 | |
|     api.nvim_set_hl(0, '@foo.bar.baz', { fg = 3 })
 | |
| 
 | |
|     eq(1, get_hl '@foo')
 | |
|     eq(1, get_hl '@foo.a.b.c.d')
 | |
|     eq(2, get_hl '@foo.bar')
 | |
|     eq(2, get_hl '@foo.bar.a.b.c.d')
 | |
|     eq(3, get_hl '@foo.bar.baz')
 | |
|     eq(3, get_hl '@foo.bar.baz.d')
 | |
| 
 | |
|     -- lookup is case insensitive
 | |
|     eq(2, get_hl '@FOO.BAR.SPAM')
 | |
| 
 | |
|     api.nvim_set_hl(0, '@foo.missing.exists', { fg = 3 })
 | |
|     eq(1, get_hl '@foo.missing')
 | |
|     eq(3, get_hl '@foo.missing.exists')
 | |
|     eq(3, get_hl '@foo.missing.exists.bar')
 | |
|     eq(nil, get_hl '@total.nonsense.but.a.lot.of.dots')
 | |
|   end)
 | |
| end)
 | |
| 
 | |
| describe('treesitter highlighting (help)', function()
 | |
|   local screen
 | |
| 
 | |
|   before_each(function()
 | |
|     screen = Screen.new(40, 6)
 | |
|     screen:attach()
 | |
|     screen:set_default_attr_ids {
 | |
|       [1] = { foreground = Screen.colors.Blue1 },
 | |
|       [2] = { bold = true, foreground = Screen.colors.Blue1 },
 | |
|       [3] = { bold = true, foreground = Screen.colors.Brown },
 | |
|       [4] = { foreground = Screen.colors.Cyan4 },
 | |
|       [5] = { foreground = Screen.colors.Magenta1 },
 | |
|     }
 | |
|   end)
 | |
| 
 | |
|   it('correctly redraws added/removed injections', function()
 | |
|     insert [[
 | |
|     >ruby
 | |
|       -- comment
 | |
|       local this_is = 'actually_lua'
 | |
|     <
 | |
|     ]]
 | |
| 
 | |
|     exec_lua [[
 | |
|       vim.bo.filetype = 'help'
 | |
|       vim.treesitter.start()
 | |
|     ]]
 | |
| 
 | |
|     screen:expect {
 | |
|       grid = [[
 | |
|       {1:>ruby}                                   |
 | |
|       {1:  -- comment}                            |
 | |
|       {1:  local this_is = 'actually_lua'}        |
 | |
|       {1:<}                                       |
 | |
|       ^                                        |
 | |
|                                               |
 | |
|     ]],
 | |
|     }
 | |
| 
 | |
|     helpers.api.nvim_buf_set_text(0, 0, 1, 0, 5, { 'lua' })
 | |
| 
 | |
|     screen:expect {
 | |
|       grid = [[
 | |
|       {1:>lua}                                    |
 | |
|       {1:  -- comment}                            |
 | |
|       {1:  }{3:local}{1: }{4:this_is}{1: }{3:=}{1: }{5:'actually_lua'}        |
 | |
|       {1:<}                                       |
 | |
|       ^                                        |
 | |
|                                               |
 | |
|     ]],
 | |
|     }
 | |
| 
 | |
|     helpers.api.nvim_buf_set_text(0, 0, 1, 0, 4, { 'ruby' })
 | |
| 
 | |
|     screen:expect {
 | |
|       grid = [[
 | |
|       {1:>ruby}                                   |
 | |
|       {1:  -- comment}                            |
 | |
|       {1:  local this_is = 'actually_lua'}        |
 | |
|       {1:<}                                       |
 | |
|       ^                                        |
 | |
|                                               |
 | |
|     ]],
 | |
|     }
 | |
|   end)
 | |
| end)
 | |
| 
 | |
| describe('treesitter highlighting (nested injections)', function()
 | |
|   local screen
 | |
| 
 | |
|   before_each(function()
 | |
|     screen = Screen.new(80, 7)
 | |
|     screen:attach()
 | |
|     screen:set_default_attr_ids {
 | |
|       [1] = { foreground = Screen.colors.SlateBlue },
 | |
|       [2] = { bold = true, foreground = Screen.colors.Brown },
 | |
|       [3] = { foreground = Screen.colors.Cyan4 },
 | |
|       [4] = { foreground = Screen.colors.Fuchsia },
 | |
|     }
 | |
|   end)
 | |
| 
 | |
|   it('correctly redraws nested injections (GitHub #25252)', function()
 | |
|     insert [=[
 | |
| function foo() print("Lua!") end
 | |
| 
 | |
| local lorem = {
 | |
|     ipsum = {},
 | |
|     bar = {},
 | |
| }
 | |
| vim.cmd([[
 | |
|     augroup RustLSP
 | |
|     autocmd CursorHold silent! lua vim.lsp.buf.document_highlight()
 | |
|     augroup END
 | |
| ]])
 | |
|     ]=]
 | |
| 
 | |
|     exec_lua [[
 | |
|       vim.opt.scrolloff = 0
 | |
|       vim.bo.filetype = 'lua'
 | |
|       vim.treesitter.start()
 | |
|     ]]
 | |
| 
 | |
|     -- invalidate the language tree
 | |
|     feed('ggi--[[<ESC>04x')
 | |
| 
 | |
|     screen:expect {
 | |
|       grid = [[
 | |
|       {2:^function} {3:foo}{1:()} {1:print(}{4:"Lua!"}{1:)} {2:end}                                                |
 | |
|                                                                                       |
 | |
|       {2:local} {3:lorem} {2:=} {1:{}                                                                 |
 | |
|           {3:ipsum} {2:=} {1:{},}                                                                 |
 | |
|           {3:bar} {2:=} {1:{},}                                                                   |
 | |
|       {1:}}                                                                               |
 | |
|                                                                                       |
 | |
|     ]],
 | |
|     }
 | |
| 
 | |
|     -- spam newline insert/delete to invalidate Lua > Vim > Lua region
 | |
|     feed('3jo<ESC>ddko<ESC>ddko<ESC>ddko<ESC>ddk0')
 | |
| 
 | |
|     screen:expect {
 | |
|       grid = [[
 | |
|       {2:function} {3:foo}{1:()} {1:print(}{4:"Lua!"}{1:)} {2:end}                                                |
 | |
|                                                                                       |
 | |
|       {2:local} {3:lorem} {2:=} {1:{}                                                                 |
 | |
|       ^    {3:ipsum} {2:=} {1:{},}                                                                 |
 | |
|           {3:bar} {2:=} {1:{},}                                                                   |
 | |
|       {1:}}                                                                               |
 | |
|                                                                                       |
 | |
|     ]],
 | |
|     }
 | |
|   end)
 | |
| end)
 | 
