local t = require('test.testutil') local n = require('test.functional.testnvim')() local Screen = require('test.functional.ui.screen') local clear = n.clear local insert = n.insert local exec_lua = n.exec_lua local feed = n.feed local command = n.command local api = n.api local fn = n.fn local eq = t.eq local hl_query_c = [[ (ERROR) @error "if" @keyword "else" @keyword "for" @keyword "return" @keyword "const" @type "static" @type "struct" @type "enum" @type "extern" @type ; nonexistent specializer for string should fallback to string (string_literal) @string.nonexistent_specializer (number_literal) @number (char_literal) @string (type_identifier) @type ((type_identifier) @constant.builtin (#eq? @constant.builtin "LuaRef")) (primitive_type) @type (sized_type_specifier) @type ; Use lua regexes ((identifier) @function (#contains? @function "lua_")) ((identifier) @Constant (#lua-match? @Constant "^[A-Z_]+$")) ((identifier) @Normal (#vim-match? @Normal "^lstate$")) ((binary_expression left: (identifier) @warning.left right: (identifier) @warning.right) (#eq? @warning.left @warning.right)) (comment) @comment ]] local hl_text_c = [[ /// 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; }]] local hl_grid_legacy_c = [[ {18:^/// Schedule Lua callback on main loop's event queue} | {6:static} {6:int} nlua_schedule(lua_State *{6:const} lstate) | { | {15:if} (lua_type(lstate, {26:1}) != LUA_TFUNCTION | || lstate != lstate) { | lua_pushliteral(lstate, {26:"vim.schedule: expected function"}); | {15:return} lua_error(lstate); | } | | LuaRef cb = nlua_ref(lstate, {26:1}); | | multiqueue_put(main_loop.events, nlua_schedule_event, | {26:1}, ({6:void} *)({6:ptrdiff_t})cb); | {15:return} {26:0}; | } | {1:~ }|*2 | ]] local hl_grid_ts_c = [[ {18:^/// Schedule Lua callback on main loop's event queue} | {6:static} {6:int} {25:nlua_schedule}({6:lua_State} *{6:const} lstate) | { | {15:if} ({25:lua_type}(lstate, {26:1}) != {26:LUA_TFUNCTION} | || {19:lstate} != {19:lstate}) { | {25:lua_pushliteral}(lstate, {26:"vim.schedule: expected function"}); | {15:return} {25:lua_error}(lstate); | } | | {29:LuaRef} cb = {25:nlua_ref}(lstate, {26:1}); | | multiqueue_put(main_loop.events, {25:nlua_schedule_event}, | {26:1}, ({6:void} *)({6:ptrdiff_t})cb); | {15:return} {26:0}; | } | {1:~ }|*2 | ]] local test_text_c = [[ void ui_refresh(void) { 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); } } }]] local injection_text_c = [[ int x = INT_MAX; #define READ_STRING(x, y) (char *)read_string((x), (size_t)(y)) #define foo void main() { \ return 42; \ } ]] 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 = [[ {6:int} x = {26:INT_MAX}; | #define {26:READ_STRING}(x, y) ({6:char} *)read_string((x), ({6:size_t})(y)) | #define foo {6:void} main() { \ | {15:return} {26:42}; \ | } | ^ | {1:~ }|*11 | ]] describe('treesitter highlighting (C)', function() local screen --- @type test.functional.ui.screen before_each(function() clear() screen = Screen.new(65, 18) command [[ hi link @error ErrorMsg ]] command [[ hi link @warning WarningMsg ]] end) it('starting and stopping treesitter highlight works', function() command('setfiletype c | syntax on') fn.setreg('r', hl_text_c) feed('irgg') -- legacy syntax highlighting is used by default screen:expect(hl_grid_legacy_c) exec_lua(function() vim.treesitter.query.set('c', 'highlights', hl_query_c) vim.treesitter.start() end) -- treesitter highlighting is used screen:expect(hl_grid_ts_c) exec_lua(function() vim.treesitter.stop() end) -- legacy syntax highlighting is used screen:expect(hl_grid_legacy_c) exec_lua(function() vim.treesitter.start() end) -- treesitter highlighting is used screen:expect(hl_grid_ts_c) exec_lua(function() vim.treesitter.stop() end) -- legacy syntax highlighting is used screen:expect(hl_grid_legacy_c) end) it('is updated with edits', function() insert(hl_text_c) feed('gg') 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(function() local parser = vim.treesitter.get_parser(0, 'c') local highlighter = vim.treesitter.highlighter highlighter.new(parser, { queries = { c = hl_query_c } }) end) screen:expect(hl_grid_ts_c) feed('5Gocdd') screen:expect({ grid = [[ {18:/// Schedule Lua callback on main loop's event queue} | {6:static} {6:int} {25:nlua_schedule}({6:lua_State} *{6:const} lstate) | { | {15:if} ({25:lua_type}(lstate, {26:1}) != {26:LUA_TFUNCTION} | || {19:lstate} != {19:lstate}) { | {25:^lua_pushliteral}(lstate, {26:"vim.schedule: expected function"}); | {15:return} {25:lua_error}(lstate); | } | | {29:LuaRef} cb = {25:nlua_ref}(lstate, {26:1}); | | multiqueue_put(main_loop.events, {25:nlua_schedule_event}, | {26:1}, ({6:void} *)({6:ptrdiff_t})cb); | {15:return} {26:0}; | } | {1:~ }|*2 | ]], }) feed('7Go*/') screen:expect({ grid = [[ {18:/// Schedule Lua callback on main loop's event queue} | {6:static} {6:int} {25:nlua_schedule}({6:lua_State} *{6:const} lstate) | { | {15:if} ({25:lua_type}(lstate, {26:1}) != {26:LUA_TFUNCTION} | || {19:lstate} != {19:lstate}) { | {25:lua_pushliteral}(lstate, {26:"vim.schedule: expected function"}); | {15:return} {25:lua_error}(lstate); | {9:*^/} | } | | {29:LuaRef} cb = {25:nlua_ref}(lstate, {26:1}); | | multiqueue_put(main_loop.events, {25:nlua_schedule_event}, | {26:1}, ({6:void} *)({6:ptrdiff_t})cb); | {15:return} {26:0}; | } | {1:~ }| | ]], }) feed('3Go/*') screen:expect({ grid = [[ {18:/// Schedule Lua callback on main loop's event queue} | {6:static} {6:int} {25:nlua_schedule}({6:lua_State} *{6:const} lstate) | { | {18:/^*} | {18: if (lua_type(lstate, 1) != LUA_TFUNCTION} | {18: || lstate != lstate) {} | {18: lua_pushliteral(lstate, "vim.schedule: expected function");} | {18: return lua_error(lstate);} | {18:*/} | } | | {29:LuaRef} cb = {25:nlua_ref}(lstate, {26:1}); | | multiqueue_put(main_loop.events, {25:nlua_schedule_event}, | {26:1}, ({6:void} *)({6:ptrdiff_t})cb); | {15:return} {26:0}; | {9:}} | | ]], }) feed('gg$') feed('~') screen:expect({ grid = [[ {18:/// Schedule Lua callback on main loop's event queu^E} | {6:static} {6:int} {25:nlua_schedule}({6:lua_State} *{6:const} lstate) | { | {18:/*} | {18: if (lua_type(lstate, 1) != LUA_TFUNCTION} | {18: || lstate != lstate) {} | {18: lua_pushliteral(lstate, "vim.schedule: expected function");} | {18: return lua_error(lstate);} | {18:*/} | } | | {29:LuaRef} cb = {25:nlua_ref}(lstate, {26:1}); | | multiqueue_put(main_loop.events, {25:nlua_schedule_event}, | {26:1}, ({6:void} *)({6:ptrdiff_t})cb); | {15:return} {26:0}; | {9:}} | | ]], }) feed('re') screen:expect({ grid = [[ {18:/// Schedule Lua callback on main loop's event queu^e} | {6:static} {6:int} {25:nlua_schedule}({6:lua_State} *{6:const} lstate) | { | {18:/*} | {18: if (lua_type(lstate, 1) != LUA_TFUNCTION} | {18: || lstate != lstate) {} | {18: lua_pushliteral(lstate, "vim.schedule: expected function");} | {18: return lua_error(lstate);} | {18:*/} | } | | {29:LuaRef} cb = {25:nlua_ref}(lstate, {26:1}); | | multiqueue_put(main_loop.events, {25:nlua_schedule_event}, | {26:1}, ({6:void} *)({6:ptrdiff_t})cb); | {15:return} {26:0}; | {9:}} | | ]], }) end) it('is updated with :sort', function() insert(test_text_c) exec_lua(function() local parser = vim.treesitter.get_parser(0, 'c') vim.treesitter.highlighter.new(parser, { queries = { c = hl_query_c } }) end) screen:expect({ grid = [[ {6:int} width = {26:INT_MAX}, height = {26:INT_MAX}; | {6:bool} ext_widgets[kUIExtCount]; | {15:for} ({6:UIExtension} i = {26:0}; ({6:int})i < kUIExtCount; i++) { | ext_widgets[i] = true; | } | | {6:bool} inclusive = ui_override(); | {15:for} ({6:size_t} i = {26:0}; i < ui_count; i++) { | {6:UI} *ui = uis[i]; | width = {26:MIN}(ui->width, width); | height = {26:MIN}(ui->height, height); | foo = {26:BAR}(ui->bazaar, bazaar); | {15:for} ({6:UIExtension} j = {26:0}; ({6:int})j < kUIExtCount; j++) { | ext_widgets[j] &= (ui->ui_ext[j] || inclusive); | } | } | ^} | | ]], }) feed ':sort' screen:expect({ grid = [[ ^ | ext_widgets[j] &= (ui->ui_ext[j] || inclusive); | {6:UI} *ui = uis[i]; | ext_widgets[i] = true; | foo = {26:BAR}(ui->bazaar, bazaar); | {15:for} ({6:UIExtension} j = {26:0}; ({6:int})j < kUIExtCount; j++) { | height = {26:MIN}(ui->height, height); | width = {26:MIN}(ui->width, width); | } | {6:bool} ext_widgets[kUIExtCount]; | {6:bool} inclusive = ui_override(); | {15:for} ({6:UIExtension} i = {26:0}; ({6:int})i < kUIExtCount; i++) { | {15:for} ({6:size_t} i = {26:0}; i < ui_count; i++) { | {6:int} width = {26:INT_MAX}, height = {26:INT_MAX}; | } |*2 {6:void} ui_refresh({6:void}) | :sort | ]], }) feed 'u:' screen:expect({ grid = [[ {6:int} width = {26:INT_MAX}, height = {26:INT_MAX}; | {6:bool} ext_widgets[kUIExtCount]; | {15:for} ({6:UIExtension} i = {26:0}; ({6:int})i < kUIExtCount; i++) { | ext_widgets[i] = true; | } | | {6:bool} inclusive = ui_override(); | {15:for} ({6:size_t} i = {26:0}; i < ui_count; i++) { | {6:UI} *ui = uis[i]; | width = {26:MIN}(ui->width, width); | height = {26:MIN}(ui->height, height); | foo = {26:BAR}(ui->bazaar, bazaar); | {15:for} ({6:UIExtension} j = {26:0}; ({6:int})j < kUIExtCount; j++) { | ext_widgets[j] &= (ui->ui_ext[j] || inclusive); | } | } | ^} | | ]], }) end) it('supports with custom parser', function() 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(function() local parser = vim.treesitter.get_parser(0, 'c') local 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 }) vim.treesitter.highlighter.new(parser, { queries = { c = '(identifier) @type' } }) end) screen:expect({ grid = [[ int {6:width} = {6:INT_MAX}, {6:height} = {6:INT_MAX}; | bool {6:ext_widgets}[{6:kUIExtCount}]; | for (UIExtension {6:i} = 0; (int)i < kUIExtCount; i++) { | ext_widgets[i] = true; | } | | bool {6:inclusive} = {6:ui_override}(); | for (size_t {6:i} = 0; i < ui_count; i++) { | UI *{6:ui} = {6:uis}[{6:i}]; | width = MIN(ui->width, width); | height = MIN(ui->height, height); | foo = BAR(ui->bazaar, bazaar); | for (UIExtension {6: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(function() 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 highlighter.new(parser, { queries = { c = hl_query_c } }) end) 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(function() 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 highlighter.new(parser, { queries = { c = hl_query_c } }) end) 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(function() 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_c) vim.treesitter.query.set('c', 'injections', injection_query) vim.treesitter.highlighter.new(vim.treesitter.get_parser(0, 'c')) end) screen:expect({ grid = [[ {6:int} x = {26:INT_MAX}; | #define {26:READ_STRING}(x, y) ({6:char} *)read_string((x), ({6:size_t})(y)) | #define foo {6:void} main() { \ | {15:return} {26:42}; \ | } | ^ | {1:~ }|*11 | ]], }) end) it('supports highlighting with custom highlight groups', function() insert(hl_text_c) feed('gg') exec_lua(function() local parser = vim.treesitter.get_parser(0, 'c') vim.treesitter.highlighter.new(parser, { queries = { c = hl_query_c } }) end) screen:expect(hl_grid_ts_c) -- 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 = [[ {18:^/// Schedule Lua callback on main loop's event queue} | {6:static} {6:int} {25:nlua_schedule}({6:lua_State} *{6:const} lstate) | { | {15:if} ({25:lua_type}(lstate, {26:1}) != {26:LUA_TFUNCTION} | || {19:lstate} != {19:lstate}) { | {25:lua_pushliteral}(lstate, {18:"vim.schedule: expected function"}); | {15:return} {25:lua_error}(lstate); | } | | {29:LuaRef} cb = {25:nlua_ref}(lstate, {26:1}); | | multiqueue_put(main_loop.events, {25:nlua_schedule_event}, | {26:1}, ({6:void} *)({6:ptrdiff_t})cb); | {15:return} {26:0}; | } | {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(function() local parser = vim.treesitter.get_parser(0, 'c') vim.treesitter.highlighter.new(parser, { queries = { c = hl_query_c .. '\n((translation_unit) @constant (#set! "priority" 101))\n', }, }) end) -- 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(function() local parser = vim.treesitter.get_parser(0, 'c', {}) local highlighter = vim.treesitter.highlighter highlighter.new( parser, { queries = { c = '(primitive_type) @foo.bar (string_literal) @foo' } } ) end) screen:expect({ grid = [[ {6:char}* x = {26:"Will somebody ever read this?"}; | ^ | {1:~ }|*15 | ]], }) -- clearing specialization reactivates fallback command [[ hi clear @foo.bar ]] screen:expect({ grid = [[ {26:char}* x = {26:"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(function() vim.opt.cole = 2 local parser = vim.treesitter.get_parser(0, 'c') vim.treesitter.highlighter.new(parser, { queries = { c = [[ ("static" @keyword (#set! conceal "R")) ((identifier) @Identifier (#set! conceal "") (#eq? @Identifier "lstate")) ((call_expression function: (identifier) @function arguments: (argument_list) @arguments) (#eq? @function "multiqueue_put") (#set! @function conceal "V")) ]], }, }) end) screen:expect({ grid = [[ /// Schedule Lua callback on main loop's event queue | {15: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); | | {25:V}(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) it('supports multiple nodes assigned to the same capture #17060', function() insert([[ int x = 4; int y = 5; int z = 6; ]]) exec_lua(function() local query = '((declaration)+ @string)' vim.treesitter.query.set('c', 'highlights', query) vim.treesitter.highlighter.new(vim.treesitter.get_parser(0, 'c')) end) screen:expect({ grid = [[ {26:int x = 4;} | {26:int y = 5;} | {26:int z = 6;} | ^ | {1:~ }|*13 | ]], }) end) it('gives higher priority to more specific captures #27895', function() insert([[ void foo(int *bar); ]]) local query = [[ "*" @operator (parameter_declaration declarator: (pointer_declarator) @variable.parameter) ]] exec_lua(function() vim.treesitter.query.set('c', 'highlights', query) vim.treesitter.highlighter.new(vim.treesitter.get_parser(0, 'c')) end) screen:expect({ grid = [[ void foo(int {15:*}{25:bar}); | ^ | {1:~ }|*15 | ]], }) end) it('highlights applied to first line of closed fold', function() insert(hl_text_c) exec_lua(function() vim.treesitter.query.set('c', 'highlights', hl_query_c) vim.treesitter.highlighter.new(vim.treesitter.get_parser(0, 'c')) end) feed('ggjzfj') command('set foldtext=') screen:add_extra_attr_ids({ [100] = { bold = true, background = Screen.colors.LightGray, foreground = Screen.colors.SeaGreen4, }, [101] = { background = Screen.colors.LightGray, foreground = Screen.colors.DarkCyan }, }) screen:expect({ grid = [[ {18:/// Schedule Lua callback on main loop's event queue} | {100:^static}{13: }{100:int}{13: }{101:nlua_schedule}{13:(}{100:lua_State}{13: *}{100:const}{13: lstate)················}| {15:if} ({25:lua_type}(lstate, {26:1}) != {26:LUA_TFUNCTION} | || {19:lstate} != {19:lstate}) { | {25:lua_pushliteral}(lstate, {26:"vim.schedule: expected function"}); | {15:return} {25:lua_error}(lstate); | } | | {29:LuaRef} cb = {25:nlua_ref}(lstate, {26:1}); | | multiqueue_put(main_loop.events, {25:nlua_schedule_event}, | {26:1}, ({6:void} *)({6:ptrdiff_t})cb); | {15:return} {26:0}; | } | {1:~ }|*3 | ]], }) end) end) describe('treesitter highlighting (lua)', function() local screen before_each(function() clear() screen = Screen.new(65, 18) end) it('supports language injections', function() insert [[ local ffi = require('ffi') ffi.cdef("int (*fun)(int, char *);") ]] exec_lua(function() vim.bo.filetype = 'lua' vim.treesitter.start() end) screen:expect({ grid = [[ {15:local} {25:ffi} {15:=} {16:require(}{26:'ffi'}{16:)} | {25:ffi}{16:.}{25:cdef}{16:(}{26:"}{16:int}{26: }{16:(}{15:*}{26:fun}{16:)(int,}{26: }{16:char}{26: }{15:*}{16:);}{26:"}{16:)} | ^ | {1:~ }|*14 | ]], }) end) end) describe('treesitter highlighting (help)', function() local screen before_each(function() clear() screen = Screen.new(40, 6) end) it('defaults in vimdoc/highlights.scm', function() -- Avoid regressions when syncing upstream vimdoc queries. insert [[ ============================================================================== NVIM DOCUMENTATION ------------------------------------------------------------------------------ ABOUT NVIM *tag-1* *tag-2* |news| News |nvim| NVim ]] feed('gg') exec_lua(function() vim.wo.wrap = false vim.bo.filetype = 'help' vim.treesitter.start() end) screen:add_extra_attr_ids({ [100] = { nocombine = true, underdouble = true }, [101] = { foreground = Screen.colors.Fuchsia, bold = true }, [102] = { underline = true, nocombine = true }, }) screen:expect({ grid = [[ {100:^========================================}| {101:NVIM DOCUMENTATION} | | {102:----------------------------------------}| {101:ABOUT NVIM} | | ]], }) end) it('correctly redraws added/removed injections', function() insert [[ >ruby -- comment local this_is = 'actually_lua' < ]] exec_lua(function() vim.bo.filetype = 'help' vim.treesitter.start() end) screen:expect({ grid = [[ {18:>}{15:ruby} | {18: -- comment} | {18: local this_is = 'actually_lua'} | {18:<} | ^ | | ]], }) n.api.nvim_buf_set_text(0, 0, 1, 0, 5, { 'lua' }) screen:expect({ grid = [[ {18:>}{15:lua} | {18: -- comment} | {18: }{15:local}{18: }{25:this_is}{18: }{15:=}{18: }{26:'actually_lua'} | {18:<} | ^ | | ]], }) n.api.nvim_buf_set_text(0, 0, 1, 0, 4, { 'ruby' }) screen:expect({ grid = [[ {18:>}{15:ruby} | {18: -- comment} | {18: local this_is = 'actually_lua'} | {18:<} | ^ | | ]], }) end) it('correctly redraws injections subpriorities', function() -- The top level string node will be highlighted first -- with an extmark spanning multiple lines. -- When the next line is drawn, which includes an injection, -- make sure the highlight appears above the base tree highlight insert([=[ local s = [[ local also = lua ]] ]=]) exec_lua(function() local parser = vim.treesitter.get_parser(0, 'lua', { injections = { lua = '(string content: (_) @injection.content (#set! injection.language lua))', }, }) vim.treesitter.highlighter.new(parser) end) screen:expect({ grid = [=[ {15:local} {25:s} {15:=} {26:[[} | {26: }{15:local}{26: }{25:also}{26: }{15:=}{26: }{25:lua} | {26:]]} | ^ | {1:~ }| | ]=], }) end) end) describe('treesitter highlighting (nested injections)', function() local screen --- @type test.functional.ui.screen before_each(function() clear() screen = Screen.new(80, 7) 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(function() vim.opt.scrolloff = 0 vim.bo.filetype = 'lua' vim.treesitter.start() end) -- invalidate the language tree feed('ggi--[[04x') screen:expect({ grid = [[ {15:^function} {25:foo}{16:()} {16:print(}{26:"Lua!"}{16:)} {15:end} | | {15:local} {25:lorem} {15:=} {16:{} | {25:ipsum} {15:=} {16:{},} | {25:bar} {15:=} {16:{},} | {16:}} | | ]], }) -- spam newline insert/delete to invalidate Lua > Vim > Lua region feed('3joddkoddkoddkoddk0') screen:expect({ grid = [[ {15:function} {25:foo}{16:()} {16:print(}{26:"Lua!"}{16:)} {15:end} | | {15:local} {25:lorem} {15:=} {16:{} | ^ {25:ipsum} {15:=} {16:{},} | {25:bar} {15:=} {16:{},} | {16:}} | | ]], }) end) end) describe('treesitter highlighting (markdown)', function() local screen before_each(function() clear() screen = Screen.new(40, 6) exec_lua(function() vim.bo.filetype = 'markdown' vim.treesitter.start() end) end) it('supports hyperlinks', function() local url = 'https://example.com' insert(string.format('[This link text](%s) is a hyperlink.', url)) screen:add_extra_attr_ids({ [100] = { foreground = Screen.colors.DarkCyan, url = 'https://example.com' }, [101] = { foreground = Screen.colors.SlateBlue, url = 'https://example.com', underline = true, }, }) screen:expect({ grid = [[ {100:[This link text](}{101:https://example.com}{100:)} is| a hyperlink^. | {1:~ }|*3 | ]], }) end) it('works with spellchecked and smoothscrolled topline', function() insert([[ - $f(0)=\sum_{k=1}^{\infty}\frac{2}{\pi^{2}k^{2}}+\lim_{w \to 0}x$. ```c printf('Hello World!'); ``` ]]) command('set spell smoothscroll') feed('gg') screen:add_extra_attr_ids({ [100] = { undercurl = true, special = Screen.colors.Red } }) screen:expect({ grid = [[ {1:<<<}k^{2}}+\{100:lim}_{w \to 0}x$^. | | {18:```}{15:c} | {25:printf}{16:(}{26:'Hello World!'}{16:);} | {18:```} | | ]], }) end) end) it('starting and stopping treesitter highlight in init.lua works #29541', function() t.write_file( 'Xinit.lua', [[ vim.bo.ft = 'c' vim.treesitter.start() vim.treesitter.stop() ]] ) finally(function() os.remove('Xinit.lua') end) clear({ args = { '-u', 'Xinit.lua' } }) eq('', api.nvim_get_vvar('errmsg')) local screen = Screen.new(65, 18) fn.setreg('r', hl_text_c) feed('irgg') -- legacy syntax highlighting is used screen:expect(hl_grid_legacy_c) end)