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Merge d098854a9c into 539abf6da5

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Rustum Zia 2026-04-03 10:39:29 +02:00 • committed by GitHub
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44
lua/nvim-treesitter/indent.lua
View file

@ -107,6 +107,49 @@ end, function(bufnr, root, lang)
return tostring(bufnr) .. root:id() .. '_' .. lang
end)
---@param bufnr integer
---@param lang string
---@return integer
local get_language_shiftwidth = memoize(function(bufnr, lang)
---@type integer
local global_shiftwidth = vim.go.shiftwidth
---@type integer
local buffer_shiftwidth = vim.bo.shiftwidth
-- See :h 'shiftwidth': If set to 0, should use tabstop (0 is not the default value,
-- but users may rely on this behavior)
if buffer_shiftwidth == 0 then
buffer_shiftwidth = vim.bo.tabstop
end
if global_shiftwidth == 0 then
global_shiftwidth = vim.bo.tabstop
end
---@type integer|nil
local lang_shiftwidth = nil
-- Note: get_filetypes(lang) always includes `lang` in the returned array of filetypes even if
-- `lang` is not a filetype
---@type string[]
local filetypes = vim.treesitter.language.get_filetypes(lang)
for _, ft in ipairs(filetypes) do
-- filetype.get_option will default to the global value for the option
-- if (1) there is no local equivalent set, or (2) the filetype does not exist
---@type integer
local filetype_shiftwidth = vim.filetype.get_option(ft, 'shiftwidth')--[[@as integer]]
if filetype_shiftwidth == 0 then
filetype_shiftwidth = vim.filetype.get_option(ft, 'tabstop')--[[@as integer]]
end
if filetype_shiftwidth ~= global_shiftwidth then
lang_shiftwidth = filetype_shiftwidth
end
end
-- if lang_shiftwidth is nil, then it is either unset OR it is the same as
-- global_shiftwidth
return lang_shiftwidth or global_shiftwidth
end, function(bufnr, lang)
return tostring(bufnr) .. '_' .. lang
end)
---@param lnum integer (1-indexed)
---@return integer
function M.get_indent(lnum)
@ -172,6 +215,7 @@ function M.get_indent(lnum)
if root_start ~= 0 then
-- injected tree
indent = vim.fn.indent(root:start() + 1)
indent_size = get_language_shiftwidth(bufnr, lang_tree:lang())
end
-- tracks to ensure multiple indent levels are not applied for same line

6
tests/indent/html/mixed_indent.html Normal file
View file

@ -0,0 +1,6 @@
<body>
<script>
{
}
</script>
</body>

28
tests/indent/html_spec.lua
View file

@ -6,6 +6,33 @@ local runner = Runner:new(it, 'tests/indent/html', {
})
describe('indent HTML:', function()
-- Test embedded language indent
local augroup
before_each(function()
augroup = vim.api.nvim_create_augroup('treesitter.tests.indent', {})
vim.api.nvim_create_autocmd('FileType', {
group = augroup,
pattern = 'javascript',
callback = function()
-- use different indent for embedded js than html
vim.bo.tabstop = 4
vim.bo.shiftwidth = 4
end,
})
local css_indent = vim.api.nvim_create_autocmd('FileType', {
group = augroup,
pattern = 'css',
callback = function()
-- use same indent for embedded css as html
vim.bo.tabstop = 2
vim.bo.shiftwidth = 2
end,
})
end)
after_each(function()
vim.api.nvim_del_augroup_by_id(augroup)
end)
describe('whole file:', function()
runner:whole_file('.')
end)
@ -24,5 +51,6 @@ describe('indent HTML:', function()
runner:new_line('script_style.html', { on_line = 6, text = '<div></div>', indent = 2 })
runner:new_line('script_style.html', { on_line = 9, text = 'const x = 1', indent = 2 })
runner:new_line('script_style.html', { on_line = 11, text = 'Text', indent = 2 })
runner:new_line('mixed_indent.html', { on_line = 3, text = 'const x = 1;', indent = 6 })
end)
end)