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https://github.com/neovim/neovim.git
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052498ed42
Specifically, functions that are run in the context of the test runner are put in module `test/testutil.lua` while the functions that are run in the context of the test session are put in `test/functional/testnvim.lua`. Closes https://github.com/neovim/neovim/issues/27004.
963 lines
28 KiB
Lua
963 lines
28 KiB
Lua
local t = require('test.testutil')
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local n = require('test.functional.testnvim')()
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local clear = n.clear
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local dedent = t.dedent
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local eq = t.eq
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local insert = n.insert
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local exec_lua = n.exec_lua
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local pcall_err = t.pcall_err
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local feed = n.feed
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describe('treesitter parser API', function()
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before_each(function()
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clear()
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exec_lua [[
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vim.g.__ts_debug = 1
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]]
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end)
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it('parses buffer', function()
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insert([[
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int main() {
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int x = 3;
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}]])
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exec_lua([[
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parser = vim.treesitter.get_parser(0, "c")
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tree = parser:parse()[1]
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root = tree:root()
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lang = vim.treesitter.language.inspect('c')
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]])
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eq('<tree>', exec_lua('return tostring(tree)'))
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eq('<node translation_unit>', exec_lua('return tostring(root)'))
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eq({ 0, 0, 3, 0 }, exec_lua('return {root:range()}'))
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eq(1, exec_lua('return root:child_count()'))
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exec_lua('child = root:child(0)')
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eq('<node function_definition>', exec_lua('return tostring(child)'))
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eq({ 0, 0, 2, 1 }, exec_lua('return {child:range()}'))
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eq('function_definition', exec_lua('return child:type()'))
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eq(true, exec_lua('return child:named()'))
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eq('number', type(exec_lua('return child:symbol()')))
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eq({ 'function_definition', true }, exec_lua('return lang.symbols[child:symbol()]'))
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exec_lua('anon = root:descendant_for_range(0,8,0,9)')
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eq('(', exec_lua('return anon:type()'))
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eq(false, exec_lua('return anon:named()'))
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eq('number', type(exec_lua('return anon:symbol()')))
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eq({ '(', false }, exec_lua('return lang.symbols[anon:symbol()]'))
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exec_lua('descendant = root:descendant_for_range(1,2,1,12)')
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eq('<node declaration>', exec_lua('return tostring(descendant)'))
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eq({ 1, 2, 1, 12 }, exec_lua('return {descendant:range()}'))
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eq(
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'(declaration type: (primitive_type) declarator: (init_declarator declarator: (identifier) value: (number_literal)))',
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exec_lua('return descendant:sexpr()')
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)
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feed('2G7|ay')
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exec_lua([[
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tree2 = parser:parse()[1]
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root2 = tree2:root()
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descendant2 = root2:descendant_for_range(1,2,1,13)
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]])
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eq(false, exec_lua('return tree2 == tree1'))
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eq(false, exec_lua('return root2 == root'))
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eq('<node declaration>', exec_lua('return tostring(descendant2)'))
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eq({ 1, 2, 1, 13 }, exec_lua('return {descendant2:range()}'))
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eq(true, exec_lua('return child == child'))
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-- separate lua object, but represents same node
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eq(true, exec_lua('return child == root:child(0)'))
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eq(false, exec_lua('return child == descendant2'))
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eq(false, exec_lua('return child == nil'))
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eq(false, exec_lua('return child == tree'))
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eq('string', exec_lua('return type(child:id())'))
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eq(true, exec_lua('return child:id() == child:id()'))
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-- separate lua object, but represents same node
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eq(true, exec_lua('return child:id() == root:child(0):id()'))
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eq(false, exec_lua('return child:id() == descendant2:id()'))
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eq(false, exec_lua('return child:id() == nil'))
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eq(false, exec_lua('return child:id() == tree'))
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-- unchanged buffer: return the same tree
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eq(true, exec_lua('return parser:parse()[1] == tree2'))
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end)
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local test_text = [[
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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();
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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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}]]
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it('allows to iterate over nodes children', function()
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insert(test_text)
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local res = exec_lua([[
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parser = vim.treesitter.get_parser(0, "c")
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func_node = parser:parse()[1]:root():child(0)
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res = {}
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for node, field in func_node:iter_children() do
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table.insert(res, { node:type(), field })
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end
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return res
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]])
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eq({
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{ 'primitive_type', 'type' },
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{ 'function_declarator', 'declarator' },
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{ 'compound_statement', 'body' },
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}, res)
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end)
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it('does not get parser for empty filetype', function()
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insert(test_text)
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eq(
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'.../treesitter.lua:0: There is no parser available for buffer 1 and one'
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.. ' could not be created because lang could not be determined. Either'
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.. ' pass lang or set the buffer filetype',
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pcall_err(exec_lua, 'vim.treesitter.get_parser(0)')
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)
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-- Must provide language for buffers with an empty filetype
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exec_lua("vim.treesitter.get_parser(0, 'c')")
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end)
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it('allows to get a child by field', function()
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insert(test_text)
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local res = exec_lua([[
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parser = vim.treesitter.get_parser(0, "c")
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func_node = parser:parse()[1]:root():child(0)
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local res = {}
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for _, node in ipairs(func_node:field("type")) do
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table.insert(res, { node:type(), node:range() })
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end
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return res
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]])
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eq({ { 'primitive_type', 0, 0, 0, 4 } }, res)
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local res_fail = exec_lua([[
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parser = vim.treesitter.get_parser(0, "c")
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return #func_node:field("foo") == 0
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]])
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assert(res_fail)
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end)
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it('supports getting text of multiline node', function()
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insert(test_text)
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local res = exec_lua([[
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local parser = vim.treesitter.get_parser(0, "c")
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local tree = parser:parse()[1]
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return vim.treesitter.get_node_text(tree:root(), 0)
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]])
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eq(test_text, res)
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local res2 = exec_lua([[
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local parser = vim.treesitter.get_parser(0, "c")
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local root = parser:parse()[1]:root()
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return vim.treesitter.get_node_text(root:child(0):child(0), 0)
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]])
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eq('void', res2)
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end)
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it('supports getting text where start of node is one past EOF', function()
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local text = [[
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def run
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a = <<~E
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end]]
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insert(text)
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eq(
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'',
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exec_lua [[
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local fake_node = {}
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function fake_node:start()
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return 3, 0, 23
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end
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function fake_node:end_()
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return 3, 0, 23
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end
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function fake_node:range(bytes)
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if bytes then
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return 3, 0, 23, 3, 0, 23
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end
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return 3, 0, 3, 0
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end
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return vim.treesitter.get_node_text(fake_node, 0)
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]]
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)
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end)
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it('supports getting empty text if node range is zero width', function()
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local text = [[
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```lua
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{}
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```]]
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insert(text)
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local result = exec_lua([[
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local fake_node = {}
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function fake_node:start()
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return 1, 0, 7
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end
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function fake_node:end_()
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return 1, 0, 7
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end
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function fake_node:range()
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return 1, 0, 1, 0
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end
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return vim.treesitter.get_node_text(fake_node, 0) == ''
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]])
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eq(true, result)
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end)
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it('allows to set simple ranges', function()
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insert(test_text)
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local res = exec_lua [[
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parser = vim.treesitter.get_parser(0, "c")
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return { parser:parse()[1]:root():range() }
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]]
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eq({ 0, 0, 19, 0 }, res)
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-- The following sets the included ranges for the current parser
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-- As stated here, this only includes the function (thus the whole buffer, without the last line)
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local res2 = exec_lua [[
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local root = parser:parse()[1]:root()
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parser:set_included_regions({{root:child(0)}})
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parser:invalidate()
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return { parser:parse(true)[1]:root():range() }
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]]
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eq({ 0, 0, 18, 1 }, res2)
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eq({ { { 0, 0, 0, 18, 1, 512 } } }, exec_lua [[ return parser:included_regions() ]])
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local range_tbl = exec_lua [[
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parser:set_included_regions { { { 0, 0, 17, 1 } } }
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parser:parse()
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return parser:included_regions()
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]]
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eq({ { { 0, 0, 0, 17, 1, 508 } } }, range_tbl)
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end)
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it('allows to set complex ranges', function()
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insert(test_text)
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local res = exec_lua [[
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parser = vim.treesitter.get_parser(0, "c")
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query = vim.treesitter.query.parse("c", "(declaration) @decl")
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local nodes = {}
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for _, node in query:iter_captures(parser:parse()[1]:root(), 0) do
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table.insert(nodes, node)
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end
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parser:set_included_regions({nodes})
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local root = parser:parse(true)[1]:root()
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local res = {}
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for i=0,(root:named_child_count() - 1) do
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table.insert(res, { root:named_child(i):range() })
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end
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return res
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]]
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eq({
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{ 2, 2, 2, 40 },
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{ 3, 2, 3, 32 },
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{ 4, 7, 4, 25 },
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{ 8, 2, 8, 33 },
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{ 9, 7, 9, 20 },
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{ 10, 4, 10, 20 },
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{ 14, 9, 14, 27 },
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}, res)
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end)
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it('allows to create string parsers', function()
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local ret = exec_lua [[
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local parser = vim.treesitter.get_string_parser("int foo = 42;", "c")
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return { parser:parse()[1]:root():range() }
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]]
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eq({ 0, 0, 0, 13 }, ret)
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end)
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it('allows to run queries with string parsers', function()
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local txt = [[
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int foo = 42;
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int bar = 13;
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]]
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local ret = exec_lua(
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[[
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local str = ...
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local parser = vim.treesitter.get_string_parser(str, "c")
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local nodes = {}
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local query = vim.treesitter.query.parse("c", '((identifier) @id (#eq? @id "foo"))')
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for _, node in query:iter_captures(parser:parse()[1]:root(), str) do
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table.insert(nodes, { node:range() })
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end
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return nodes
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]],
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txt
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)
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eq({ { 0, 10, 0, 13 } }, ret)
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end)
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describe('when creating a language tree', function()
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local function get_ranges()
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return exec_lua [[
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local result = {}
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parser:for_each_tree(function(tree) table.insert(result, {tree:root():range()}) end)
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return result
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]]
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end
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before_each(function()
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insert([[
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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 READ_STRING_OK(x, y) (char *)read_string((x), (size_t)(y))
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#define VALUE 123
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#define VALUE1 123
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#define VALUE2 123
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]])
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end)
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describe('when parsing regions independently', function()
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it('should inject a language', function()
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exec_lua([[
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parser = vim.treesitter.get_parser(0, "c", {
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injections = {
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c = (
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'(preproc_def (preproc_arg) @injection.content (#set! injection.language "c")) ' ..
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'(preproc_function_def value: (preproc_arg) @injection.content (#set! injection.language "c"))'
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)
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}})
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parser:parse(true)
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]])
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eq('table', exec_lua('return type(parser:children().c)'))
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eq(5, exec_lua('return #parser:children().c:trees()'))
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eq({
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{ 0, 0, 7, 0 }, -- root tree
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{ 3, 14, 3, 17 }, -- VALUE 123
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{ 4, 15, 4, 18 }, -- VALUE1 123
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{ 5, 15, 5, 18 }, -- VALUE2 123
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{ 1, 26, 1, 63 }, -- READ_STRING(x, y) (char *)read_string((x), (size_t)(y))
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{ 2, 29, 2, 66 }, -- READ_STRING_OK(x, y) (char *)read_string((x), (size_t)(y))
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}, get_ranges())
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n.feed('ggo<esc>')
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eq(5, exec_lua('return #parser:children().c:trees()'))
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eq({
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{ 0, 0, 8, 0 }, -- root tree
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{ 4, 14, 4, 17 }, -- VALUE 123
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{ 5, 15, 5, 18 }, -- VALUE1 123
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{ 6, 15, 6, 18 }, -- VALUE2 123
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{ 2, 26, 2, 63 }, -- READ_STRING(x, y) (char *)read_string((x), (size_t)(y))
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{ 3, 29, 3, 66 }, -- READ_STRING_OK(x, y) (char *)read_string((x), (size_t)(y))
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}, get_ranges())
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end)
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end)
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describe('when parsing regions combined', function()
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it('should inject a language', function()
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exec_lua([[
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parser = vim.treesitter.get_parser(0, "c", {
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injections = {
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c = (
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'(preproc_def (preproc_arg) @injection.content (#set! injection.language "c") (#set! injection.combined)) ' ..
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'(preproc_function_def value: (preproc_arg) @injection.content (#set! injection.language "c") (#set! injection.combined))'
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)
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}})
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parser:parse(true)
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]])
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eq('table', exec_lua('return type(parser:children().c)'))
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eq(2, exec_lua('return #parser:children().c:trees()'))
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eq({
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{ 0, 0, 7, 0 }, -- root tree
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{ 3, 14, 5, 18 }, -- VALUE 123
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-- VALUE1 123
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-- VALUE2 123
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{ 1, 26, 2, 66 }, -- READ_STRING(x, y) (char *)read_string((x), (size_t)(y))
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-- READ_STRING_OK(x, y) (char *)read_string((x), (size_t)(y))
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}, get_ranges())
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n.feed('ggo<esc>')
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eq('table', exec_lua('return type(parser:children().c)'))
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eq(2, exec_lua('return #parser:children().c:trees()'))
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eq({
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{ 0, 0, 8, 0 }, -- root tree
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{ 4, 14, 6, 18 }, -- VALUE 123
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-- VALUE1 123
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-- VALUE2 123
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{ 2, 26, 3, 66 }, -- READ_STRING(x, y) (char *)read_string((x), (size_t)(y))
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-- READ_STRING_OK(x, y) (char *)read_string((x), (size_t)(y))
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}, get_ranges())
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n.feed('7ggI//<esc>')
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exec_lua([[parser:parse({6, 7})]])
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eq('table', exec_lua('return type(parser:children().c)'))
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eq(2, exec_lua('return #parser:children().c:trees()'))
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eq({
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{ 0, 0, 8, 0 }, -- root tree
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{ 4, 14, 5, 18 }, -- VALUE 123
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-- VALUE1 123
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{ 2, 26, 3, 66 }, -- READ_STRING(x, y) (char *)read_string((x), (size_t)(y))
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-- READ_STRING_OK(x, y) (char *)read_string((x), (size_t)(y))
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}, get_ranges())
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end)
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end)
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describe('when using injection.self', function()
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it('should inject the source language', function()
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exec_lua([[
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parser = vim.treesitter.get_parser(0, "c", {
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injections = {
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c = (
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'(preproc_def (preproc_arg) @injection.content (#set! injection.self)) ' ..
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'(preproc_function_def value: (preproc_arg) @injection.content (#set! injection.self))'
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)
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}})
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parser:parse(true)
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]])
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eq('table', exec_lua('return type(parser:children().c)'))
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eq(5, exec_lua('return #parser:children().c:trees()'))
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eq({
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{ 0, 0, 7, 0 }, -- root tree
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{ 3, 14, 3, 17 }, -- VALUE 123
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{ 4, 15, 4, 18 }, -- VALUE1 123
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{ 5, 15, 5, 18 }, -- VALUE2 123
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{ 1, 26, 1, 63 }, -- READ_STRING(x, y) (char *)read_string((x), (size_t)(y))
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{ 2, 29, 2, 66 }, -- READ_STRING_OK(x, y) (char *)read_string((x), (size_t)(y))
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}, get_ranges())
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n.feed('ggo<esc>')
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eq(5, exec_lua('return #parser:children().c:trees()'))
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eq({
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{ 0, 0, 8, 0 }, -- root tree
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{ 4, 14, 4, 17 }, -- VALUE 123
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{ 5, 15, 5, 18 }, -- VALUE1 123
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{ 6, 15, 6, 18 }, -- VALUE2 123
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{ 2, 26, 2, 63 }, -- READ_STRING(x, y) (char *)read_string((x), (size_t)(y))
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{ 3, 29, 3, 66 }, -- READ_STRING_OK(x, y) (char *)read_string((x), (size_t)(y))
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}, get_ranges())
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end)
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end)
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|
|
describe('when using the offset directive', function()
|
|
it('should shift the range by the directive amount', function()
|
|
exec_lua([[
|
|
parser = vim.treesitter.get_parser(0, "c", {
|
|
injections = {
|
|
c = (
|
|
'(preproc_def ((preproc_arg) @injection.content (#set! injection.language "c") (#offset! @injection.content 0 2 0 -1))) ' ..
|
|
'(preproc_function_def value: (preproc_arg) @injection.content (#set! injection.language "c"))'
|
|
)
|
|
}})
|
|
parser:parse(true)
|
|
]])
|
|
|
|
eq('table', exec_lua('return type(parser:children().c)'))
|
|
eq({
|
|
{ 0, 0, 7, 0 }, -- root tree
|
|
{ 3, 16, 3, 16 }, -- VALUE 123
|
|
{ 4, 17, 4, 17 }, -- VALUE1 123
|
|
{ 5, 17, 5, 17 }, -- VALUE2 123
|
|
{ 1, 26, 1, 63 }, -- READ_STRING(x, y) (char *)read_string((x), (size_t)(y))
|
|
{ 2, 29, 2, 66 }, -- READ_STRING_OK(x, y) (char *)read_string((x), (size_t)(y))
|
|
}, get_ranges())
|
|
end)
|
|
it('should list all directives', function()
|
|
local res_list = exec_lua [[
|
|
local query = vim.treesitter.query
|
|
|
|
local list = query.list_directives()
|
|
|
|
table.sort(list)
|
|
|
|
return list
|
|
]]
|
|
|
|
eq({ 'gsub!', 'offset!', 'set!', 'trim!' }, res_list)
|
|
end)
|
|
end)
|
|
end)
|
|
|
|
describe('when getting the language for a range', function()
|
|
before_each(function()
|
|
insert([[
|
|
int x = INT_MAX;
|
|
#define VALUE 123456789
|
|
]])
|
|
end)
|
|
|
|
it('should return the correct language tree', function()
|
|
local result = exec_lua([[
|
|
parser = vim.treesitter.get_parser(0, "c", {
|
|
injections = {
|
|
c = '(preproc_def (preproc_arg) @injection.content (#set! injection.language "c"))'
|
|
}
|
|
})
|
|
parser:parse(true)
|
|
|
|
local sub_tree = parser:language_for_range({1, 18, 1, 19})
|
|
|
|
return sub_tree == parser:children().c
|
|
]])
|
|
|
|
eq(true, result)
|
|
end)
|
|
end)
|
|
|
|
describe('when getting/setting match data', function()
|
|
describe('when setting for the whole match', function()
|
|
it('should set/get the data correctly', function()
|
|
insert([[
|
|
int x = 3;
|
|
]])
|
|
|
|
local result = exec_lua([[
|
|
local result
|
|
|
|
query = vim.treesitter.query.parse("c", '((number_literal) @number (#set! "key" "value"))')
|
|
parser = vim.treesitter.get_parser(0, "c")
|
|
|
|
for pattern, match, metadata in query:iter_matches(parser:parse()[1]:root(), 0, 0, -1, { all = true }) do
|
|
result = metadata.key
|
|
end
|
|
|
|
return result
|
|
]])
|
|
|
|
eq('value', result)
|
|
end)
|
|
|
|
describe('when setting a key on a capture', function()
|
|
it('it should create the nested table', function()
|
|
insert([[
|
|
int x = 3;
|
|
]])
|
|
|
|
local result = exec_lua([[
|
|
local query = vim.treesitter.query
|
|
local value
|
|
|
|
query = vim.treesitter.query.parse("c", '((number_literal) @number (#set! @number "key" "value"))')
|
|
parser = vim.treesitter.get_parser(0, "c")
|
|
|
|
for pattern, match, metadata in query:iter_matches(parser:parse()[1]:root(), 0, 0, -1, { all = true }) do
|
|
for _, nested_tbl in pairs(metadata) do
|
|
return nested_tbl.key
|
|
end
|
|
end
|
|
]])
|
|
|
|
eq('value', result)
|
|
end)
|
|
|
|
it('it should not overwrite the nested table', function()
|
|
insert([[
|
|
int x = 3;
|
|
]])
|
|
|
|
local result = exec_lua([[
|
|
local query = vim.treesitter.query
|
|
local result
|
|
|
|
query = vim.treesitter.query.parse("c", '((number_literal) @number (#set! @number "key" "value") (#set! @number "key2" "value2"))')
|
|
parser = vim.treesitter.get_parser(0, "c")
|
|
|
|
for pattern, match, metadata in query:iter_matches(parser:parse()[1]:root(), 0, 0, -1, { all = true }) do
|
|
for _, nested_tbl in pairs(metadata) do
|
|
return nested_tbl
|
|
end
|
|
end
|
|
]])
|
|
local expected = {
|
|
['key'] = 'value',
|
|
['key2'] = 'value2',
|
|
}
|
|
|
|
eq(expected, result)
|
|
end)
|
|
end)
|
|
end)
|
|
end)
|
|
|
|
it('tracks the root range properly (#22911)', function()
|
|
insert([[
|
|
int main() {
|
|
int x = 3;
|
|
}]])
|
|
|
|
local query0 = [[
|
|
(declaration) @declaration
|
|
(function_definition) @function
|
|
]]
|
|
|
|
exec_lua([[
|
|
vim.treesitter.start(0, 'c')
|
|
]])
|
|
|
|
local function run_query()
|
|
return exec_lua(
|
|
[[
|
|
local query = vim.treesitter.query.parse("c", ...)
|
|
parser = vim.treesitter.get_parser()
|
|
tree = parser:parse()[1]
|
|
res = {}
|
|
for id, node in query:iter_captures(tree:root()) do
|
|
table.insert(res, {query.captures[id], node:range()})
|
|
end
|
|
return res
|
|
]],
|
|
query0
|
|
)
|
|
end
|
|
|
|
eq({
|
|
{ 'function', 0, 0, 2, 1 },
|
|
{ 'declaration', 1, 2, 1, 12 },
|
|
}, run_query())
|
|
|
|
n.command 'normal ggO'
|
|
insert('int a;')
|
|
|
|
eq({
|
|
{ 'declaration', 0, 0, 0, 6 },
|
|
{ 'function', 1, 0, 3, 1 },
|
|
{ 'declaration', 2, 2, 2, 12 },
|
|
}, run_query())
|
|
end)
|
|
|
|
it('handles ranges when source is a multiline string (#20419)', function()
|
|
local source = [==[
|
|
vim.cmd[[
|
|
set number
|
|
set cmdheight=2
|
|
set lastsatus=2
|
|
]]
|
|
|
|
set query = [[;; query
|
|
((function_call
|
|
name: [
|
|
(identifier) @_cdef_identifier
|
|
(_ _ (identifier) @_cdef_identifier)
|
|
]
|
|
arguments: (arguments (string content: _ @injection.content)))
|
|
(#set! injection.language "c")
|
|
(#eq? @_cdef_identifier "cdef"))
|
|
]]
|
|
]==]
|
|
|
|
local r = exec_lua(
|
|
[[
|
|
local parser = vim.treesitter.get_string_parser(..., 'lua')
|
|
parser:parse(true)
|
|
local ranges = {}
|
|
parser:for_each_tree(function(tstree, tree)
|
|
ranges[tree:lang()] = { tstree:root():range(true) }
|
|
end)
|
|
return ranges
|
|
]],
|
|
source
|
|
)
|
|
|
|
eq({
|
|
lua = { 0, 6, 6, 16, 4, 438 },
|
|
query = { 6, 20, 113, 15, 6, 431 },
|
|
vim = { 1, 0, 16, 4, 6, 89 },
|
|
}, r)
|
|
|
|
-- The above ranges are provided directly from treesitter, however query directives may mutate
|
|
-- the ranges but only provide a Range4. Strip the byte entries from the ranges and make sure
|
|
-- add_bytes() produces the same result.
|
|
|
|
local rb = exec_lua(
|
|
[[
|
|
local r, source = ...
|
|
local add_bytes = require('vim.treesitter._range').add_bytes
|
|
for lang, range in pairs(r) do
|
|
r[lang] = {range[1], range[2], range[4], range[5]}
|
|
r[lang] = add_bytes(source, r[lang])
|
|
end
|
|
return r
|
|
]],
|
|
r,
|
|
source
|
|
)
|
|
|
|
eq(rb, r)
|
|
end)
|
|
|
|
it('does not produce empty injection ranges (#23409)', function()
|
|
insert [[
|
|
Examples: >lua
|
|
local a = {}
|
|
<
|
|
]]
|
|
|
|
-- This is not a valid injection since (code) has children and include-children is not set
|
|
exec_lua [[
|
|
parser1 = require('vim.treesitter.languagetree').new(0, "vimdoc", {
|
|
injections = {
|
|
vimdoc = "((codeblock (language) @injection.language (code) @injection.content))"
|
|
}
|
|
})
|
|
parser1:parse(true)
|
|
]]
|
|
|
|
eq(0, exec_lua('return #vim.tbl_keys(parser1:children())'))
|
|
|
|
exec_lua [[
|
|
parser2 = require('vim.treesitter.languagetree').new(0, "vimdoc", {
|
|
injections = {
|
|
vimdoc = "((codeblock (language) @injection.language (code) @injection.content) (#set! injection.include-children))"
|
|
}
|
|
})
|
|
parser2:parse(true)
|
|
]]
|
|
|
|
eq(1, exec_lua('return #vim.tbl_keys(parser2:children())'))
|
|
eq({ { { 1, 0, 21, 2, 0, 42 } } }, exec_lua('return parser2:children().lua:included_regions()'))
|
|
end)
|
|
|
|
it('parsers injections incrementally', function()
|
|
insert(dedent [[
|
|
>lua
|
|
local a = {}
|
|
<
|
|
|
|
>lua
|
|
local b = {}
|
|
<
|
|
|
|
>lua
|
|
local c = {}
|
|
<
|
|
|
|
>lua
|
|
local d = {}
|
|
<
|
|
|
|
>lua
|
|
local e = {}
|
|
<
|
|
|
|
>lua
|
|
local f = {}
|
|
<
|
|
|
|
>lua
|
|
local g = {}
|
|
<
|
|
]])
|
|
|
|
exec_lua [[
|
|
parser = require('vim.treesitter.languagetree').new(0, "vimdoc", {
|
|
injections = {
|
|
vimdoc = "((codeblock (language) @injection.language (code) @injection.content) (#set! injection.include-children))"
|
|
}
|
|
})
|
|
]]
|
|
|
|
--- Do not parse injections by default
|
|
eq(
|
|
0,
|
|
exec_lua [[
|
|
parser:parse()
|
|
return #vim.tbl_keys(parser:children())
|
|
]]
|
|
)
|
|
|
|
--- Only parse injections between lines 0, 2
|
|
eq(
|
|
1,
|
|
exec_lua [[
|
|
parser:parse({0, 2})
|
|
return #parser:children().lua:trees()
|
|
]]
|
|
)
|
|
|
|
eq(
|
|
2,
|
|
exec_lua [[
|
|
parser:parse({2, 6})
|
|
return #parser:children().lua:trees()
|
|
]]
|
|
)
|
|
|
|
eq(
|
|
7,
|
|
exec_lua [[
|
|
parser:parse(true)
|
|
return #parser:children().lua:trees()
|
|
]]
|
|
)
|
|
end)
|
|
|
|
describe('languagetree is_valid()', function()
|
|
before_each(function()
|
|
insert(dedent [[
|
|
Treesitter integration *treesitter*
|
|
|
|
Nvim integrates the `tree-sitter` library for incremental parsing of buffers:
|
|
https://tree-sitter.github.io/tree-sitter/
|
|
|
|
]])
|
|
|
|
feed(':set ft=help<cr>')
|
|
|
|
exec_lua [[
|
|
vim.treesitter.get_parser(0, "vimdoc", {
|
|
injections = {
|
|
vimdoc = "((codeblock (language) @injection.language (code) @injection.content) (#set! injection.include-children))"
|
|
}
|
|
})
|
|
]]
|
|
end)
|
|
|
|
it('is valid excluding, invalid including children initially', function()
|
|
eq(true, exec_lua('return vim.treesitter.get_parser():is_valid(true)'))
|
|
eq(false, exec_lua('return vim.treesitter.get_parser():is_valid()'))
|
|
end)
|
|
|
|
it('is fully valid after a full parse', function()
|
|
exec_lua('vim.treesitter.get_parser():parse(true)')
|
|
eq(true, exec_lua('return vim.treesitter.get_parser():is_valid(true)'))
|
|
eq(true, exec_lua('return vim.treesitter.get_parser():is_valid()'))
|
|
end)
|
|
|
|
it('is fully valid after a parsing a range on parsed tree', function()
|
|
exec_lua('vim.treesitter.get_parser():parse({5, 7})')
|
|
eq(true, exec_lua('return vim.treesitter.get_parser():is_valid(true)'))
|
|
eq(true, exec_lua('return vim.treesitter.get_parser():is_valid()'))
|
|
end)
|
|
|
|
describe('when adding content with injections', function()
|
|
before_each(function()
|
|
feed('G')
|
|
insert(dedent [[
|
|
>lua
|
|
local a = {}
|
|
<
|
|
|
|
]])
|
|
end)
|
|
|
|
it('is fully invalid after changes', function()
|
|
eq(false, exec_lua('return vim.treesitter.get_parser():is_valid(true)'))
|
|
eq(false, exec_lua('return vim.treesitter.get_parser():is_valid()'))
|
|
end)
|
|
|
|
it('is valid excluding, invalid including children after a rangeless parse', function()
|
|
exec_lua('vim.treesitter.get_parser():parse()')
|
|
eq(true, exec_lua('return vim.treesitter.get_parser():is_valid(true)'))
|
|
eq(false, exec_lua('return vim.treesitter.get_parser():is_valid()'))
|
|
end)
|
|
|
|
it(
|
|
'is fully valid after a range parse that leads to parsing not parsed injections',
|
|
function()
|
|
exec_lua('vim.treesitter.get_parser():parse({5, 7})')
|
|
eq(true, exec_lua('return vim.treesitter.get_parser():is_valid(true)'))
|
|
eq(true, exec_lua('return vim.treesitter.get_parser():is_valid()'))
|
|
end
|
|
)
|
|
|
|
it(
|
|
'is valid excluding, invalid including children after a range parse that does not lead to parsing not parsed injections',
|
|
function()
|
|
exec_lua('vim.treesitter.get_parser():parse({2, 4})')
|
|
eq(true, exec_lua('return vim.treesitter.get_parser():is_valid(true)'))
|
|
eq(false, exec_lua('return vim.treesitter.get_parser():is_valid()'))
|
|
end
|
|
)
|
|
end)
|
|
|
|
describe('when removing content with injections', function()
|
|
before_each(function()
|
|
feed('G')
|
|
insert(dedent [[
|
|
>lua
|
|
local a = {}
|
|
<
|
|
|
|
>lua
|
|
local a = {}
|
|
<
|
|
|
|
]])
|
|
|
|
exec_lua('vim.treesitter.get_parser():parse(true)')
|
|
|
|
feed('Gd3k')
|
|
end)
|
|
|
|
it('is fully invalid after changes', function()
|
|
eq(false, exec_lua('return vim.treesitter.get_parser():is_valid(true)'))
|
|
eq(false, exec_lua('return vim.treesitter.get_parser():is_valid()'))
|
|
end)
|
|
|
|
it('is valid excluding, invalid including children after a rangeless parse', function()
|
|
exec_lua('vim.treesitter.get_parser():parse()')
|
|
eq(true, exec_lua('return vim.treesitter.get_parser():is_valid(true)'))
|
|
eq(false, exec_lua('return vim.treesitter.get_parser():is_valid()'))
|
|
end)
|
|
|
|
it('is fully valid after a range parse that leads to parsing modified child tree', function()
|
|
exec_lua('vim.treesitter.get_parser():parse({5, 7})')
|
|
eq(true, exec_lua('return vim.treesitter.get_parser():is_valid(true)'))
|
|
eq(true, exec_lua('return vim.treesitter.get_parser():is_valid()'))
|
|
end)
|
|
|
|
it(
|
|
'is valid excluding, invalid including children after a range parse that does not lead to parsing modified child tree',
|
|
function()
|
|
exec_lua('vim.treesitter.get_parser():parse({2, 4})')
|
|
eq(true, exec_lua('return vim.treesitter.get_parser():is_valid(true)'))
|
|
eq(false, exec_lua('return vim.treesitter.get_parser():is_valid()'))
|
|
end
|
|
)
|
|
end)
|
|
end)
|
|
end)
|