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feat(lsp): support textDocument/foldingRange (#31311)

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* refactor(shared): extract `vim._list_insert` and `vim._list_remove`

* feat(lsp): add `vim.lsp.foldexpr()`

* docs(lsp): add a todo for state management

* feat(lsp): add `vim.lsp.folding_range.foldclose()`

* feat(lsp): schedule `foldclose()` if the buffer is not up-to-date

* feat(lsp): add `vim.lsp.foldtext()`

* feat(lsp): support multiple folding range providers

* refactor(lsp): expose all folding related functions under `vim.lsp.*`

* perf(lsp): add `lsp.MultiHandler` for do `foldupdate()` only once
This commit is contained in:
Yi Ming
2024-11-29 20:40:32 +08:00
committed by GitHub
parent c867a4f5e3
commit a1e313ded6
9 changed files with 1141 additions and 49 deletions
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34
runtime/lua/vim/lsp.lua
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@ -3,6 +3,7 @@ local validate = vim.validate
local lsp = vim._defer_require('vim.lsp', {
_changetracking = ..., --- @module 'vim.lsp._changetracking'
_folding_range = ..., --- @module 'vim.lsp._folding_range'
_snippet_grammar = ..., --- @module 'vim.lsp._snippet_grammar'
_tagfunc = ..., --- @module 'vim.lsp._tagfunc'
_watchfiles = ..., --- @module 'vim.lsp._watchfiles'
@ -57,6 +58,7 @@ lsp._request_name_to_capability = {
[ms.textDocument_documentHighlight] = { 'documentHighlightProvider' },
[ms.textDocument_documentLink] = { 'documentLinkProvider' },
[ms.textDocument_documentSymbol] = { 'documentSymbolProvider' },
[ms.textDocument_foldingRange] = { 'foldingRangeProvider' },
[ms.textDocument_formatting] = { 'documentFormattingProvider' },
[ms.textDocument_hover] = { 'hoverProvider' },
[ms.textDocument_implementation] = { 'implementationProvider' },
@ -1094,6 +1096,38 @@ function lsp.tagfunc(pattern, flags)
return vim.lsp._tagfunc(pattern, flags)
end
--- Provides an interface between the built-in client and a `foldexpr` function.
---@param lnum integer line number
function lsp.foldexpr(lnum)
return vim.lsp._folding_range.foldexpr(lnum)
end
--- Close all {kind} of folds in the the window with {winid}.
---
--- To automatically fold imports when opening a file, you can use an autocmd:
---
--- ```lua
--- vim.api.nvim_create_autocmd('LspNotify', {
--- callback = function(args)
--- if args.data.method == 'textDocument/didOpen' then
--- vim.lsp.foldclose('imports', vim.fn.bufwinid(args.buf))
--- end
--- end,
--- })
--- ```
---
---@param kind lsp.FoldingRangeKind Kind to close, one of "comment", "imports" or "region".
---@param winid? integer Defaults to the current window.
function lsp.foldclose(kind, winid)
return vim.lsp._folding_range.foldclose(kind, winid)
end
--- Provides a `foldtext` function that shows the `collapsedText` retrieved,
--- defaults to the first folded line if `collapsedText` is not provided.
function lsp.foldtext()
return vim.lsp._folding_range.foldtext()
end
---Checks whether a client is stopped.
---
---@param client_id (integer)