docs(lua): improvements for LSP and Diagnostic

This commit is contained in:
Lewis Russell
2024-03-05 12:06:15 +00:00
committed by Lewis Russell
parent 5b312cd5f6
commit a4290f462e
13 changed files with 568 additions and 507 deletions

View File

@@ -42,15 +42,44 @@ local M = {}
---
--- @field namespace? integer
--- Each of the configuration options below accepts one of the following:
--- - `false`: Disable this feature
--- - `true`: Enable this feature, use default settings.
--- - `table`: Enable this feature with overrides. Use an empty table to use default values.
--- - `function`: Function with signature (namespace, bufnr) that returns any of the above.
--- @class vim.diagnostic.Opts
--- @field float? boolean|vim.diagnostic.Opts.Float
---
--- Use underline for diagnostics.
--- (default: `true`)
--- @field underline? boolean|vim.diagnostic.Opts.Underline|fun(namespace: integer, bufnr:integer): vim.diagnostic.Opts.Underline
---
--- Use virtual text for diagnostics. If multiple diagnostics are set for a
--- namespace, one prefix per diagnostic + the last diagnostic message are
--- shown.
--- (default: `true`)
--- @field virtual_text? boolean|vim.diagnostic.Opts.VirtualText|fun(namespace: integer, bufnr:integer): vim.diagnostic.Opts.VirtualText
---
--- Use signs for diagnostics |diagnostic-signs|.
--- (default: `true`)
--- @field signs? boolean|vim.diagnostic.Opts.Signs|fun(namespace: integer, bufnr:integer): vim.diagnostic.Opts.Signs
---
--- Options for floating windows. See |vim.diagnostic.Opts.Float|.
--- @field float? boolean|vim.diagnostic.Opts.Float|fun(namespace: integer, bufnr:integer): vim.diagnostic.Opts.Float
---
--- Update diagnostics in Insert mode
--- (if `false`, diagnostics are updated on |InsertLeave|)
--- (default: `false)
--- @field update_in_insert? boolean
--- @field underline? boolean|vim.diagnostic.Opts.Underline
--- @field virtual_text? boolean|vim.diagnostic.Opts.VirtualText
--- @field signs? boolean|vim.diagnostic.Opts.Signs
---
--- Sort diagnostics by severity. This affects the order in which signs and
--- virtual text are displayed. When true, higher severities are displayed
--- before lower severities (e.g. ERROR is displayed before WARN).
--- Options:
--- - {reverse}? (boolean) Reverse sort order
--- (default: `false)
--- @field severity_sort? boolean|{reverse?:boolean}
--- @class vim.diagnostic.OptsResolved
--- @class (private) vim.diagnostic.OptsResolved
--- @field float vim.diagnostic.Opts.Float
--- @field update_in_insert boolean
--- @field underline vim.diagnostic.Opts.Underline
@@ -59,42 +88,156 @@ local M = {}
--- @field severity_sort {reverse?:boolean}
--- @class vim.diagnostic.Opts.Float
---
--- Buffer number to show diagnostics from.
--- (default: current buffer)
--- @field bufnr? integer
---
--- Limit diagnostics to the given namespace
--- @field namespace? integer
---
--- Show diagnostics from the whole buffer (`buffer"`, the current cursor line
--- (`line`), or the current cursor position (`cursor`). Shorthand versions
--- are also accepted (`c` for `cursor`, `l` for `line`, `b` for `buffer`).
--- (default: `line`)
--- @field scope? 'line'|'buffer'|'cursor'|'c'|'l'|'b'
---
--- If {scope} is "line" or "cursor", use this position rather than the cursor
--- position. If a number, interpreted as a line number; otherwise, a
--- (row, col) tuple.
--- @field pos? integer|{[1]:integer,[2]:integer}
---
--- Sort diagnostics by severity.
--- Overrides the setting from |vim.diagnostic.config()|.
--- (default: `false`)
--- @field severity_sort? boolean|{reverse?:boolean}
---
--- See |diagnostic-severity|.
--- Overrides the setting from |vim.diagnostic.config()|.
--- @field severity? vim.diagnostic.SeverityFilter
---
--- String to use as the header for the floating window. If a table, it is
--- interpreted as a `[text, hl_group]` tuple.
--- Overrides the setting from |vim.diagnostic.config()|.
--- @field header? string|{[1]:string,[2]:any}
--- @field source? boolean|string
---
--- Include the diagnostic source in the message.
--- Use "if_many" to only show sources if there is more than one source of
--- diagnostics in the buffer. Otherwise, any truthy value means to always show
--- the diagnostic source.
--- Overrides the setting from |vim.diagnostic.config()|.
--- @field source? boolean|'if_many'
---
--- A function that takes a diagnostic as input and returns a string.
--- The return value is the text used to display the diagnostic.
--- Overrides the setting from |vim.diagnostic.config()|.
--- @field format? fun(diagnostic:vim.Diagnostic): string
---
--- Prefix each diagnostic in the floating window:
--- - If a `function`, {i} is the index of the diagnostic being evaluated and
--- {total} is the total number of diagnostics displayed in the window. The
--- function should return a `string` which is prepended to each diagnostic
--- in the window as well as an (optional) highlight group which will be
--- used to highlight the prefix.
--- - If a `table`, it is interpreted as a `[text, hl_group]` tuple as
--- in |nvim_echo()|
--- - If a `string`, it is prepended to each diagnostic in the window with no
--- highlight.
--- Overrides the setting from |vim.diagnostic.config()|.
--- @field prefix? string|table|(fun(diagnostic:vim.Diagnostic,i:integer,total:integer): string, string)
---
--- Same as {prefix}, but appends the text to the diagnostic instead of
--- prepending it.
--- Overrides the setting from |vim.diagnostic.config()|.
--- @field suffix? string|table|(fun(diagnostic:vim.Diagnostic,i:integer,total:integer): string, string)
---
--- @field focus_id? string
--- @class vim.diagnostic.Opts.Underline
---
--- Only underline diagnostics matching the given
--- severity |diagnostic-severity|.
--- @field severity? vim.diagnostic.SeverityFilter
--- @class vim.diagnostic.Opts.VirtualText
---
--- Only show virtual text for diagnostics matching the given
--- severity |diagnostic-severity|
--- @field severity? vim.diagnostic.SeverityFilter
--- @field source? boolean|string
--- @field prefix? string|function
--- @field suffix? string|function
---
--- Include the diagnostic source in virtual text. Use `'if_many'` to only
--- show sources if there is more than one diagnostic source in the buffer.
--- Otherwise, any truthy value means to always show the diagnostic source.
--- @field source? boolean|"if_many"
---
--- Amount of empty spaces inserted at the beginning of the virtual text.
--- @field spacing? integer
--- @field format? function
---
--- Prepend diagnostic message with prefix. If a `function`, {i} is the index
--- of the diagnostic being evaluated, and {total} is the total number of
--- diagnostics for the line. This can be used to render diagnostic symbols
--- or error codes.
--- @field prefix? string|(fun(diagnostic:vim.Diagnostic,i:integer,total:integer): string)
---
--- Append diagnostic message with suffix.
--- This can be used to render an LSP diagnostic error code.
--- @field suffix? string|(fun(diagnostic:vim.Diagnostic): string)
---
--- The return value is the text used to display the diagnostic. Example:
--- ```lua
--- function(diagnostic)
--- if diagnostic.severity == vim.diagnostic.severity.ERROR then
--- return string.format("E: %s", diagnostic.message)
--- end
--- return diagnostic.message
--- end
--- ```
--- @field format? fun(diagnostic:vim.Diagnostic): string
---
--- See |nvim_buf_set_extmark()|.
--- @field hl_mode? 'replace'|'combine'|'blend'
---
--- See |nvim_buf_set_extmark()|.
--- @field virt_text? {[1]:string,[2]:any}[]
---
--- See |nvim_buf_set_extmark()|.
--- @field virt_text_pos? 'eol'|'overlay'|'right_align'|'inline'
---
--- See |nvim_buf_set_extmark()|.
--- @field virt_text_win_col? integer
---
--- See |nvim_buf_set_extmark()|.
--- @field virt_text_hide? boolean
--- @class vim.diagnostic.Opts.Signs
---
--- Only show virtual text for diagnostics matching the given
--- severity |diagnostic-severity|
--- @field severity? vim.diagnostic.SeverityFilter
---
--- Base priority to use for signs. When {severity_sort} is used, the priority
--- of a sign is adjusted based on its severity.
--- Otherwise, all signs use the same priority.
--- (default: `10`)
--- @field priority? integer
---
--- A table mapping |diagnostic-severity| to the sign text to display in the
--- sign column. The default is to use `"E"`, `"W"`, `"I"`, and `"H"` for errors,
--- warnings, information, and hints, respectively. Example:
--- ```lua
--- vim.diagnostic.config({
--- signs = { text = { [vim.diagnostic.severity.ERROR] = 'E', ... } }
--- })
--- ```
--- @field text? table<vim.diagnostic.Severity,string>
---
--- A table mapping |diagnostic-severity| to the highlight group used for the
--- line number where the sign is placed.
--- @field numhl? table<vim.diagnostic.Severity,string>
---
--- A table mapping |diagnostic-severity| to the highlight group used for the
--- whole line the sign is placed in.
--- @field linehl? table<vim.diagnostic.Severity,string>
--- @field texthl? table<vim.diagnostic.Severity,string>
--- @nodoc
--- @enum vim.diagnostic.Severity
@@ -752,83 +895,11 @@ end
---
--- then virtual text will not be enabled for those diagnostics.
---
---@note Each of the configuration options below accepts one of the following:
--- - `false`: Disable this feature
--- - `true`: Enable this feature, use default settings.
--- - `table`: Enable this feature with overrides. Use an empty table to use default values.
--- - `function`: Function with signature (namespace, bufnr) that returns any of the above.
---
---@param opts vim.diagnostic.Opts? (table?) When omitted or "nil", retrieve the current
--- configuration. Otherwise, a configuration table with the following keys:
--- - underline: (default true) Use underline for diagnostics. Options:
--- * severity: Only underline diagnostics matching the given
--- severity |diagnostic-severity|
--- - virtual_text: (default true) Use virtual text for diagnostics. If multiple diagnostics
--- are set for a namespace, one prefix per diagnostic + the last diagnostic
--- message are shown. In addition to the options listed below, the
--- "virt_text" options of |nvim_buf_set_extmark()| may also be used here
--- (e.g. "virt_text_pos" and "hl_mode").
--- Options:
--- * severity: Only show virtual text for diagnostics matching the given
--- severity |diagnostic-severity|
--- * source: (boolean or string) Include the diagnostic source in virtual
--- text. Use "if_many" to only show sources if there is more than
--- one diagnostic source in the buffer. Otherwise, any truthy value
--- means to always show the diagnostic source.
--- * spacing: (number) Amount of empty spaces inserted at the beginning
--- of the virtual text.
--- * prefix: (string or function) prepend diagnostic message with prefix.
--- If a function, it must have the signature (diagnostic, i, total)
--- -> string, where {diagnostic} is of type |diagnostic-structure|,
--- {i} is the index of the diagnostic being evaluated, and {total}
--- is the total number of diagnostics for the line. This can be
--- used to render diagnostic symbols or error codes.
--- * suffix: (string or function) Append diagnostic message with suffix.
--- If a function, it must have the signature (diagnostic) ->
--- string, where {diagnostic} is of type |diagnostic-structure|.
--- This can be used to render an LSP diagnostic error code.
--- * format: (function) A function that takes a diagnostic as input and
--- returns a string. The return value is the text used to display
--- the diagnostic. Example:
--- ```lua
--- function(diagnostic)
--- if diagnostic.severity == vim.diagnostic.severity.ERROR then
--- return string.format("E: %s", diagnostic.message)
--- end
--- return diagnostic.message
--- end
--- ```
--- - signs: (default true) Use signs for diagnostics |diagnostic-signs|. Options:
--- * severity: Only show signs for diagnostics matching the given
--- severity |diagnostic-severity|
--- * priority: (number, default 10) Base priority to use for signs. When
--- {severity_sort} is used, the priority of a sign is adjusted based on
--- its severity. Otherwise, all signs use the same priority.
--- * text: (table) A table mapping |diagnostic-severity| to the sign text
--- to display in the sign column. The default is to use "E", "W", "I", and "H"
--- for errors, warnings, information, and hints, respectively. Example:
--- ```lua
--- vim.diagnostic.config({
--- signs = { text = { [vim.diagnostic.severity.ERROR] = 'E', ... } }
--- })
--- ```
--- * numhl: (table) A table mapping |diagnostic-severity| to the highlight
--- group used for the line number where the sign is placed.
--- * linehl: (table) A table mapping |diagnostic-severity| to the highlight group
--- used for the whole line the sign is placed in.
--- - float: Options for floating windows. See |vim.diagnostic.open_float()|.
--- - update_in_insert: (default false) Update diagnostics in Insert mode (if false,
--- diagnostics are updated on InsertLeave)
--- - severity_sort: (default false) Sort diagnostics by severity. This affects the order in
--- which signs and virtual text are displayed. When true, higher severities
--- are displayed before lower severities (e.g. ERROR is displayed before WARN).
--- Options:
--- * reverse: (boolean) Reverse sort order
---
---@param namespace integer? Update the options for the given namespace. When omitted, update the
--- global diagnostic options.
---
---@return vim.diagnostic.Opts? (table?) table of current diagnostic config if `opts` is omitted.
---@param opts vim.diagnostic.Opts? When omitted or `nil`, retrieve the current
--- configuration. Otherwise, a configuration table (see |vim.diagnostic.Opts|).
---@param namespace integer? Update the options for the given namespace.
--- When omitted, update the global diagnostic options.
---@return vim.diagnostic.Opts? : Current diagnostic config if {opts} is omitted.
function M.config(opts, namespace)
vim.validate({
opts = { opts, 't', true },
@@ -873,8 +944,8 @@ end
---
---@param namespace integer The diagnostic namespace
---@param bufnr integer Buffer number
---@param diagnostics vim.Diagnostic[] A list of diagnostic items |diagnostic-structure|
---@param opts? vim.diagnostic.Opts (table) Display options to pass to |vim.diagnostic.show()|
---@param diagnostics vim.Diagnostic[]
---@param opts? vim.diagnostic.Opts Display options to pass to |vim.diagnostic.show()|
function M.set(namespace, bufnr, diagnostics, opts)
vim.validate({
namespace = { namespace, 'n' },
@@ -908,7 +979,7 @@ end
--- Get namespace metadata.
---
---@param namespace integer Diagnostic namespace
---@return vim.diagnostic.NS (table) Namespace metadata
---@return vim.diagnostic.NS : Namespace metadata
function M.get_namespace(namespace)
vim.validate({ namespace = { namespace, 'n' } })
if not all_namespaces[namespace] then
@@ -933,22 +1004,21 @@ end
--- Get current diagnostic namespaces.
---
---@return table<integer,vim.diagnostic.NS> A list of active diagnostic namespaces |vim.diagnostic|.
---@return table<integer,vim.diagnostic.NS> : List of active diagnostic namespaces |vim.diagnostic|.
function M.get_namespaces()
return vim.deepcopy(all_namespaces, true)
end
--- Get current diagnostics.
---
--- Modifying diagnostics in the returned table has no effect. To set diagnostics in a buffer, use |vim.diagnostic.set()|.
--- Modifying diagnostics in the returned table has no effect.
--- To set diagnostics in a buffer, use |vim.diagnostic.set()|.
---
---@param bufnr integer? Buffer number to get diagnostics from. Use 0 for
--- current buffer or nil for all buffers.
---@param opts? vim.diagnostic.GetOpts (table) A table with the following keys:
--- - namespace: (number) Limit diagnostics to the given namespace.
--- - lnum: (number) Limit diagnostics to the given line number.
--- - severity: See |diagnostic-severity|.
---@return vim.Diagnostic[] table A list of diagnostic items |diagnostic-structure|. Keys `bufnr`, `end_lnum`, `end_col`, and `severity` are guaranteed to be present.
--- current buffer or nil for all buffers.
---@param opts? vim.diagnostic.GetOpts
---@return vim.Diagnostic[] : Fields `bufnr`, `end_lnum`, `end_col`, and `severity`
--- are guaranteed to be present.
function M.get(bufnr, opts)
vim.validate({
bufnr = { bufnr, 'n', true },
@@ -962,11 +1032,9 @@ end
---
---@param bufnr? integer Buffer number to get diagnostics from. Use 0 for
--- current buffer or nil for all buffers.
---@param opts? table A table with the following keys:
--- - namespace: (number) Limit diagnostics to the given namespace.
--- - lnum: (number) Limit diagnostics to the given line number.
--- - severity: See |diagnostic-severity|.
---@return table A table with actually present severity values as keys (see |diagnostic-severity|) and integer counts as values.
---@param opts? vim.diagnostic.GetOpts
---@return table : Table with actually present severity values as keys
--- (see |diagnostic-severity|) and integer counts as values.
function M.count(bufnr, opts)
vim.validate({
bufnr = { bufnr, 'n', true },
@@ -984,8 +1052,8 @@ end
--- Get the previous diagnostic closest to the cursor position.
---
---@param opts? vim.diagnostic.GotoOpts (table) See |vim.diagnostic.goto_next()|
---@return vim.Diagnostic? Previous diagnostic
---@param opts? vim.diagnostic.GotoOpts
---@return vim.Diagnostic? : Previous diagnostic
function M.get_prev(opts)
opts = opts or {}
@@ -998,9 +1066,9 @@ end
--- Return the position of the previous diagnostic in the current buffer.
---
---@param opts? vim.diagnostic.GotoOpts (table) See |vim.diagnostic.goto_next()|
---@return table|false: Previous diagnostic position as a (row, col) tuple or false if there is no
--- prior diagnostic
---@param opts? vim.diagnostic.GotoOpts
---@return table|false: Previous diagnostic position as a `(row, col)` tuple
--- or `false` if there is no prior diagnostic.
function M.get_prev_pos(opts)
local prev = M.get_prev(opts)
if not prev then
@@ -1011,14 +1079,14 @@ function M.get_prev_pos(opts)
end
--- Move to the previous diagnostic in the current buffer.
---@param opts? vim.diagnostic.GotoOpts (table) See |vim.diagnostic.goto_next()|
---@param opts? vim.diagnostic.GotoOpts
function M.goto_prev(opts)
return diagnostic_move_pos(opts, M.get_prev_pos(opts))
end
--- Get the next diagnostic closest to the cursor position.
---
---@param opts? vim.diagnostic.GotoOpts (table) See |vim.diagnostic.goto_next()|
---@param opts? vim.diagnostic.GotoOpts
---@return vim.Diagnostic? : Next diagnostic
function M.get_next(opts)
opts = opts or {}
@@ -1032,8 +1100,8 @@ end
--- Return the position of the next diagnostic in the current buffer.
---
---@param opts? vim.diagnostic.GotoOpts (table) See |vim.diagnostic.goto_next()|
---@return table|false : Next diagnostic position as a (row, col) tuple or false if no next
---@param opts? vim.diagnostic.GotoOpts
---@return table|false : Next diagnostic position as a `(row, col)` tuple or false if no next
--- diagnostic.
function M.get_next_pos(opts)
local next = M.get_next(opts)
@@ -1046,7 +1114,6 @@ end
--- A table with the following keys:
--- @class vim.diagnostic.GetOpts
--- @inlinedoc
---
--- Limit diagnostics to the given namespace.
--- @field namespace? integer
@@ -1059,13 +1126,10 @@ end
--- Configuration table with the following keys:
--- @class vim.diagnostic.GotoOpts : vim.diagnostic.GetOpts
--- @inlinedoc
---
--- Only consider diagnostics from the given namespace.
--- @field namespace integer
---
--- Cursor position as a (row, col) tuple.
--- See |nvim_win_get_cursor()|. Defaults to the current cursor position.
--- Cursor position as a `(row, col)` tuple.
--- See |nvim_win_get_cursor()|.
--- (default: current cursor position)
--- @field cursor_position? {[1]:integer,[2]:integer}
---
--- Whether to loop around file or not. Similar to 'wrapscan'.
@@ -1075,11 +1139,10 @@ end
--- See |diagnostic-severity|.
--- @field severity vim.diagnostic.Severity
---
--- If "true", call |vim.diagnostic.open_float()|
--- after moving. If a table, pass the table as the {opts} parameter
--- to |vim.diagnostic.open_float()|. Unless overridden, the float will show
--- diagnostics at the new cursor position (as if "cursor" were passed to
--- the "scope" option).
--- If `true`, call |vim.diagnostic.open_float()| after moving.
--- If a table, pass the table as the {opts} parameter to |vim.diagnostic.open_float()|.
--- Unless overridden, the float will show diagnostics at the new cursor
--- position (as if "cursor" were passed to the "scope" option).
--- (default: `true`)
--- @field float? boolean|vim.diagnostic.Opts.Float
---
@@ -1141,7 +1204,7 @@ M.handlers.signs = {
-- Handle legacy diagnostic sign definitions
-- These were deprecated in 0.10 and will be removed in 0.12
if opts.signs and not opts.signs.text and not opts.signs.numhl and not opts.signs.texthl then
if opts.signs and not opts.signs.text and not opts.signs.numhl then
for _, v in ipairs({ 'Error', 'Warn', 'Info', 'Hint' }) do
local name = string.format('DiagnosticSign%s', v)
local sign = vim.fn.sign_getdefined(name)[1]
@@ -1476,7 +1539,7 @@ end
--- without saving them or to display only a subset of
--- diagnostics. May not be used when {namespace}
--- or {bufnr} is nil.
---@param opts? vim.diagnostic.Opts (table) Display options. See |vim.diagnostic.config()|.
---@param opts? vim.diagnostic.Opts Display options.
function M.show(namespace, bufnr, diagnostics, opts)
vim.validate({
namespace = { namespace, 'n', true },
@@ -1552,46 +1615,7 @@ end
--- Show diagnostics in a floating window.
---
---@param opts vim.diagnostic.Opts.Float? (table?) Configuration table with the same keys
--- as |vim.lsp.util.open_floating_preview()| in addition to the following:
--- - bufnr: (number) Buffer number to show diagnostics from.
--- Defaults to the current buffer.
--- - namespace: (number) Limit diagnostics to the given namespace
--- - scope: (string, default "line") Show diagnostics from the whole buffer ("buffer"),
--- the current cursor line ("line"), or the current cursor position ("cursor").
--- Shorthand versions are also accepted ("c" for "cursor", "l" for "line", "b"
--- for "buffer").
--- - pos: (number or table) If {scope} is "line" or "cursor", use this position rather
--- than the cursor position. If a number, interpreted as a line number;
--- otherwise, a (row, col) tuple.
--- - severity_sort: (default false) Sort diagnostics by severity. Overrides the setting
--- from |vim.diagnostic.config()|.
--- - severity: See |diagnostic-severity|. Overrides the setting
--- from |vim.diagnostic.config()|.
--- - header: (string or table) String to use as the header for the floating window. If a
--- table, it is interpreted as a [text, hl_group] tuple. Overrides the setting
--- from |vim.diagnostic.config()|.
--- - source: (boolean or string) Include the diagnostic source in the message.
--- Use "if_many" to only show sources if there is more than one source of
--- diagnostics in the buffer. Otherwise, any truthy value means to always show
--- the diagnostic source. Overrides the setting from |vim.diagnostic.config()|.
--- - format: (function) A function that takes a diagnostic as input and returns a
--- string. The return value is the text used to display the diagnostic.
--- Overrides the setting from |vim.diagnostic.config()|.
--- - prefix: (function, string, or table) Prefix each diagnostic in the floating
--- window. If a function, it must have the signature (diagnostic, i,
--- total) -> (string, string), where {i} is the index of the diagnostic
--- being evaluated and {total} is the total number of diagnostics
--- displayed in the window. The function should return a string which
--- is prepended to each diagnostic in the window as well as an
--- (optional) highlight group which will be used to highlight the
--- prefix. If {prefix} is a table, it is interpreted as a [text,
--- hl_group] tuple as in |nvim_echo()|; otherwise, if {prefix} is a
--- string, it is prepended to each diagnostic in the window with no
--- highlight.
--- Overrides the setting from |vim.diagnostic.config()|.
--- - suffix: Same as {prefix}, but appends the text to the diagnostic instead of
--- prepending it. Overrides the setting from |vim.diagnostic.config()|.
---@param opts vim.diagnostic.Opts.Float?
---@return integer? float_bufnr
---@return integer? win_id
function M.open_float(opts, ...)
@@ -1963,8 +1987,7 @@ end
--- WARNING filename:27:3: Variable 'foo' does not exist
--- ```
---
--- This can be parsed into a diagnostic |diagnostic-structure|
--- with:
--- This can be parsed into |vim.Diagnostic| structure with:
---
--- ```lua
--- local s = "WARNING filename:27:3: Variable 'foo' does not exist"
@@ -1975,14 +1998,14 @@ end
---
---@param str string String to parse diagnostics from.
---@param pat string Lua pattern with capture groups.
---@param groups string[] List of fields in a |diagnostic-structure| to
---@param groups string[] List of fields in a |vim.Diagnostic| structure to
--- associate with captures from {pat}.
---@param severity_map table A table mapping the severity field from {groups}
--- with an item from |vim.diagnostic.severity|.
---@param defaults table? Table of default values for any fields not listed in {groups}.
--- When omitted, numeric values default to 0 and "severity" defaults to
--- ERROR.
---@return vim.Diagnostic?: |diagnostic-structure| or `nil` if {pat} fails to match {str}.
---@return vim.Diagnostic?: |vim.Diagnostic| structure or `nil` if {pat} fails to match {str}.
function M.match(str, pat, groups, severity_map, defaults)
vim.validate({
str = { str, 's' },
@@ -2030,8 +2053,8 @@ local errlist_type_map = {
--- Convert a list of diagnostics to a list of quickfix items that can be
--- passed to |setqflist()| or |setloclist()|.
---
---@param diagnostics vim.Diagnostic[] List of diagnostics |diagnostic-structure|.
---@return table[] of quickfix list items |setqflist-what|
---@param diagnostics vim.Diagnostic[]
---@return table[] : Quickfix list items |setqflist-what|
function M.toqflist(diagnostics)
vim.validate({
diagnostics = {
@@ -2071,7 +2094,7 @@ end
--- Convert a list of quickfix items to a list of diagnostics.
---
---@param list table[] List of quickfix items from |getqflist()| or |getloclist()|.
---@return vim.Diagnostic[] array of |diagnostic-structure|
---@return vim.Diagnostic[]
function M.fromqflist(list)
vim.validate({
list = {