docs(eval): fix lnum type for functions using tv_get_lnum

These occurrences also accept string, which is used like in getline.

Also make the lnum field of vim.fn.sign_placelist.list.item optional, as it can
be omitted like vim.fn.sign_place.dict's.

4 files changed, 56 insertions, 56 deletions

diff --git a/runtime/doc/builtin.txt b/runtime/doc/builtin.txt
index 3ad5d83ac2..70f8264605 100644
--- a/runtime/doc/builtin.txt
+++ b/runtime/doc/builtin.txt
@@ -110,7 +110,7 @@ append({lnum}, {text})                                                *append()*
 <
 
                 Parameters: ~
-                  • {lnum} (`integer`)
+                  • {lnum} (`integer|string`)
                   • {text} (`string|string[]`)
 
                 Return: ~
@@ -1047,7 +1047,7 @@ cindent({lnum})                                                      *cindent()*
 		To get or set indent of lines in a string, see |vim.text.indent()|.
 
                 Parameters: ~
-                  • {lnum} (`integer`)
+                  • {lnum} (`integer|string`)
 
                 Return: ~
                   (`integer`)
@@ -1637,7 +1637,7 @@ diff_filler({lnum})                                              *diff_filler()*
 		Returns 0 if the current window is not in diff mode.
 
                 Parameters: ~
-                  • {lnum} (`integer`)
+                  • {lnum} (`integer|string`)
 
                 Return: ~
                   (`integer`)
@@ -1654,7 +1654,7 @@ diff_hlID({lnum}, {col})                                           *diff_hlID()*
 		syntax information about the highlighting.
 
                 Parameters: ~
-                  • {lnum} (`integer`)
+                  • {lnum} (`integer|string`)
                   • {col} (`integer`)
 
                 Return: ~
@@ -2563,7 +2563,7 @@ foldclosed({lnum})                                                *foldclosed()*
 		line, "'m" mark m, etc.
 
                 Parameters: ~
-                  • {lnum} (`integer`)
+                  • {lnum} (`integer|string`)
 
                 Return: ~
                   (`integer`)
@@ -2576,7 +2576,7 @@ foldclosedend({lnum})                                          *foldclosedend()*
 		line, "'m" mark m, etc.
 
                 Parameters: ~
-                  • {lnum} (`integer`)
+                  • {lnum} (`integer|string`)
 
                 Return: ~
                   (`integer`)
@@ -2594,7 +2594,7 @@ foldlevel({lnum})                                                  *foldlevel()*
 		line, "'m" mark m, etc.
 
                 Parameters: ~
-                  • {lnum} (`integer`)
+                  • {lnum} (`integer|string`)
 
                 Return: ~
                   (`integer`)
@@ -2629,7 +2629,7 @@ foldtextresult({lnum})                                        *foldtextresult()*
 		Useful when exporting folded text, e.g., to HTML.
 
                 Parameters: ~
-                  • {lnum} (`integer`)
+                  • {lnum} (`integer|string`)
 
                 Return: ~
                   (`string`)
@@ -5706,7 +5706,7 @@ line2byte({lnum})                                                  *line2byte()*
 		Also see |byte2line()|, |go| and |:goto|.
 
                 Parameters: ~
-                  • {lnum} (`integer`)
+                  • {lnum} (`integer|string`)
 
                 Return: ~
                   (`integer`)
@@ -5719,7 +5719,7 @@ lispindent({lnum})                                                *lispindent()*
 		When {lnum} is invalid, -1 is returned.
 
                 Parameters: ~
-                  • {lnum} (`integer`)
+                  • {lnum} (`integer|string`)
 
                 Return: ~
                   (`integer`)
@@ -6993,7 +6993,7 @@ nextnonblank({lnum})                                            *nextnonblank()*
 		See also |prevnonblank()|.
 
                 Parameters: ~
-                  • {lnum} (`integer`)
+                  • {lnum} (`integer|string`)
 
                 Return: ~
                   (`integer`)
@@ -7127,7 +7127,7 @@ prevnonblank({lnum})                                            *prevnonblank()*
 		Also see |nextnonblank()|.
 
                 Parameters: ~
-                  • {lnum} (`integer`)
+                  • {lnum} (`integer|string`)
 
                 Return: ~
                   (`integer`)
@@ -8940,7 +8940,7 @@ setline({lnum}, {text})                                              *setline()*
 <		Note: The '[ and '] marks are not set.
 
                 Parameters: ~
-                  • {lnum} (`integer`)
+                  • {lnum} (`integer|string`)
                   • {text} (`any`)
 
                 Return: ~
@@ -10854,7 +10854,7 @@ synID({lnum}, {col}, {trans})                                          *synID()*
 <
 
                 Parameters: ~
-                  • {lnum} (`integer`)
+                  • {lnum} (`integer|string`)
                   • {col} (`integer`)
                   • {trans} (`0|1`)
 
@@ -10959,7 +10959,7 @@ synconcealed({lnum}, {col})                                     *synconcealed()*
 		mechanisms |syntax-vs-match|.
 
                 Parameters: ~
-                  • {lnum} (`integer`)
+                  • {lnum} (`integer|string`)
                   • {col} (`integer`)
 
                 Return: ~
@@ -10985,7 +10985,7 @@ synstack({lnum}, {col})                                             *synstack()*
 		valid positions.
 
                 Parameters: ~
-                  • {lnum} (`integer`)
+                  • {lnum} (`integer|string`)
                   • {col} (`integer`)
 
                 Return: ~
diff --git a/runtime/lua/vim/_meta/builtin_types.lua b/runtime/lua/vim/_meta/builtin_types.lua
index 9dd0374486..763153f38d 100644
--- a/runtime/lua/vim/_meta/builtin_types.lua
+++ b/runtime/lua/vim/_meta/builtin_types.lua
@@ -184,14 +184,14 @@
 --- @field signs vim.fn.sign[]
 
 --- @class vim.fn.sign_place.dict
---- @field lnum? integer
+--- @field lnum? integer|string
 --- @field priority? integer
 
 --- @class vim.fn.sign_placelist.list.item
 --- @field buffer integer|string
 --- @field group? string
 --- @field id? integer
---- @field lnum integer
+--- @field lnum? integer|string
 --- @field name string
 --- @field priority? integer
 
diff --git a/runtime/lua/vim/_meta/vimfn.lua b/runtime/lua/vim/_meta/vimfn.lua
index 813a89898e..2d87d203d9 100644
--- a/runtime/lua/vim/_meta/vimfn.lua
+++ b/runtime/lua/vim/_meta/vimfn.lua
@@ -85,7 +85,7 @@ function vim.fn.api_info() end
 ---   let failed = append(0, ["Chapter 1", "the beginning"])
 --- <
 ---
---- @param lnum integer
+--- @param lnum integer|string
 --- @param text string|string[]
 --- @return 0|1
 function vim.fn.append(lnum, text) end
@@ -907,7 +907,7 @@ function vim.fn.chdir(dir) end
 ---
 --- To get or set indent of lines in a string, see |vim.text.indent()|.
 ---
---- @param lnum integer
+--- @param lnum integer|string
 --- @return integer
 function vim.fn.cindent(lnum) end
 
@@ -1244,7 +1244,7 @@ function vim.fn.ctxset(context, index) end
 --- @return any
 function vim.fn.ctxsize() end
 
---- @param lnum integer
+--- @param lnum integer|string
 --- @param col? integer
 --- @param off? integer
 --- @return any
@@ -1441,7 +1441,7 @@ function vim.fn.did_filetype() end
 --- line, "'m" mark m, etc.
 --- Returns 0 if the current window is not in diff mode.
 ---
---- @param lnum integer
+--- @param lnum integer|string
 --- @return integer
 function vim.fn.diff_filler(lnum) end
 
@@ -1455,7 +1455,7 @@ function vim.fn.diff_filler(lnum) end
 --- The highlight ID can be used with |synIDattr()| to obtain
 --- syntax information about the highlighting.
 ---
---- @param lnum integer
+--- @param lnum integer|string
 --- @param col integer
 --- @return any
 function vim.fn.diff_hlID(lnum, col) end
@@ -2282,7 +2282,7 @@ function vim.fn.fnamemodify(fname, mods) end
 --- {lnum} is used like with |getline()|.  Thus "." is the current
 --- line, "'m" mark m, etc.
 ---
---- @param lnum integer
+--- @param lnum integer|string
 --- @return integer
 function vim.fn.foldclosed(lnum) end
 
@@ -2292,7 +2292,7 @@ function vim.fn.foldclosed(lnum) end
 --- {lnum} is used like with |getline()|.  Thus "." is the current
 --- line, "'m" mark m, etc.
 ---
---- @param lnum integer
+--- @param lnum integer|string
 --- @return integer
 function vim.fn.foldclosedend(lnum) end
 
@@ -2307,7 +2307,7 @@ function vim.fn.foldclosedend(lnum) end
 --- {lnum} is used like with |getline()|.  Thus "." is the current
 --- line, "'m" mark m, etc.
 ---
---- @param lnum integer
+--- @param lnum integer|string
 --- @return integer
 function vim.fn.foldlevel(lnum) end
 
@@ -2338,7 +2338,7 @@ function vim.fn.foldtext() end
 --- line, "'m" mark m, etc.
 --- Useful when exporting folded text, e.g., to HTML.
 ---
---- @param lnum integer
+--- @param lnum integer|string
 --- @return string
 function vim.fn.foldtextresult(lnum) end
 
@@ -3284,7 +3284,7 @@ function vim.fn.getjumplist(winnr, tabnr) end
 --- @return string
 function vim.fn.getline(lnum, end_) end
 
---- @param lnum integer
+--- @param lnum integer|string
 --- @param end_ true|number|string|table
 --- @return string|string[]
 function vim.fn.getline(lnum, end_) end
@@ -5170,7 +5170,7 @@ function vim.fn.line(expr, winid) end
 --- |getline()|.  When {lnum} is invalid -1 is returned.
 --- Also see |byte2line()|, |go| and |:goto|.
 ---
---- @param lnum integer
+--- @param lnum integer|string
 --- @return integer
 function vim.fn.line2byte(lnum) end
 
@@ -5180,7 +5180,7 @@ function vim.fn.line2byte(lnum) end
 --- relevant.  {lnum} is used just like in |getline()|.
 --- When {lnum} is invalid, -1 is returned.
 ---
---- @param lnum integer
+--- @param lnum integer|string
 --- @return integer
 function vim.fn.lispindent(lnum) end
 
@@ -6355,7 +6355,7 @@ function vim.fn.msgpackparse(data) end
 --- {lnum} is used like with |getline()|.
 --- See also |prevnonblank()|.
 ---
---- @param lnum integer
+--- @param lnum integer|string
 --- @return integer
 function vim.fn.nextnonblank(lnum) end
 
@@ -6454,7 +6454,7 @@ function vim.fn.pow(x, y) end
 --- {lnum} is used like with |getline()|.
 --- Also see |nextnonblank()|.
 ---
---- @param lnum integer
+--- @param lnum integer|string
 --- @return integer
 function vim.fn.prevnonblank(lnum) end
 
@@ -8063,7 +8063,7 @@ function vim.fn.setcmdline(str, pos) end
 --- @return any
 function vim.fn.setcmdpos(pos) end
 
---- @param lnum integer
+--- @param lnum integer|string
 --- @param col? integer
 --- @param off? integer
 --- @return any
@@ -8142,7 +8142,7 @@ function vim.fn.setfperm(fname, mode) end
 ---
 --- <Note: The '[ and '] marks are not set.
 ---
---- @param lnum integer
+--- @param lnum integer|string
 --- @param text any
 --- @return any
 function vim.fn.setline(lnum, text) end
@@ -9898,7 +9898,7 @@ function vim.fn.swapname(buf) end
 ---   echo synIDattr(synID(line("."), col("."), 1), "name")
 --- <
 ---
---- @param lnum integer
+--- @param lnum integer|string
 --- @param col integer
 --- @param trans 0|1
 --- @return integer
@@ -9994,7 +9994,7 @@ function vim.fn.synIDtrans(synID) end
 --- since syntax and matching highlighting are two different
 --- mechanisms |syntax-vs-match|.
 ---
---- @param lnum integer
+--- @param lnum integer|string
 --- @param col integer
 --- @return [integer, string, integer]
 function vim.fn.synconcealed(lnum, col) end
@@ -10017,7 +10017,7 @@ function vim.fn.synconcealed(lnum, col) end
 --- character in a line and the first column in an empty line are
 --- valid positions.
 ---
---- @param lnum integer
+--- @param lnum integer|string
 --- @param col integer
 --- @return integer[]
 function vim.fn.synstack(lnum, col) end
diff --git a/src/nvim/eval.lua b/src/nvim/eval.lua
index ffdbacb2b4..f95e79d66d 100644
--- a/src/nvim/eval.lua
+++ b/src/nvim/eval.lua
@@ -153,7 +153,7 @@ M.funcs = {
 
     ]=],
     name = 'append',
-    params = { { 'lnum', 'integer' }, { 'text', 'string|string[]' } },
+    params = { { 'lnum', 'integer|string' }, { 'text', 'string|string[]' } },
     returns = '0|1',
     signature = 'append({lnum}, {text})',
   },
@@ -1235,7 +1235,7 @@ M.funcs = {
 
     ]=],
     name = 'cindent',
-    params = { { 'lnum', 'integer' } },
+    params = { { 'lnum', 'integer|string' } },
     returns = 'integer',
     signature = 'cindent({lnum})',
   },
@@ -1663,7 +1663,7 @@ M.funcs = {
     args = { 1, 3 },
     base = 1,
     name = 'cursor',
-    params = { { 'lnum', 'integer' }, { 'col', 'integer' }, { 'off', 'integer' } },
+    params = { { 'lnum', 'integer|string' }, { 'col', 'integer' }, { 'off', 'integer' } },
     signature = 'cursor({lnum}, {col} [, {off}])',
   },
   cursor__1 = {
@@ -1898,7 +1898,7 @@ M.funcs = {
 
     ]=],
     name = 'diff_filler',
-    params = { { 'lnum', 'integer' } },
+    params = { { 'lnum', 'integer|string' } },
     returns = 'integer',
     signature = 'diff_filler({lnum})',
   },
@@ -1918,7 +1918,7 @@ M.funcs = {
 
     ]=],
     name = 'diff_hlID',
-    params = { { 'lnum', 'integer' }, { 'col', 'integer' } },
+    params = { { 'lnum', 'integer|string' }, { 'col', 'integer' } },
     signature = 'diff_hlID({lnum}, {col})',
   },
   digraph_get = {
@@ -2915,7 +2915,7 @@ M.funcs = {
 
     ]=],
     name = 'foldclosed',
-    params = { { 'lnum', 'integer' } },
+    params = { { 'lnum', 'integer|string' } },
     returns = 'integer',
     signature = 'foldclosed({lnum})',
   },
@@ -2931,7 +2931,7 @@ M.funcs = {
 
     ]=],
     name = 'foldclosedend',
-    params = { { 'lnum', 'integer' } },
+    params = { { 'lnum', 'integer|string' } },
     returns = 'integer',
     signature = 'foldclosedend({lnum})',
   },
@@ -2952,7 +2952,7 @@ M.funcs = {
 
     ]=],
     name = 'foldlevel',
-    params = { { 'lnum', 'integer' } },
+    params = { { 'lnum', 'integer|string' } },
     returns = 'integer',
     signature = 'foldlevel({lnum})',
   },
@@ -2993,7 +2993,7 @@ M.funcs = {
 
     ]=],
     name = 'foldtextresult',
-    params = { { 'lnum', 'integer' } },
+    params = { { 'lnum', 'integer|string' } },
     returns = 'string',
     signature = 'foldtextresult({lnum})',
   },
@@ -4126,7 +4126,7 @@ M.funcs = {
     args = { 2 },
     base = 1,
     name = 'getline',
-    params = { { 'lnum', 'integer' }, { 'end', 'true|number|string|table' } },
+    params = { { 'lnum', 'integer|string' }, { 'end', 'true|number|string|table' } },
     returns = 'string|string[]',
   },
   getloclist = {
@@ -6374,7 +6374,7 @@ M.funcs = {
 
     ]=],
     name = 'line2byte',
-    params = { { 'lnum', 'integer' } },
+    params = { { 'lnum', 'integer|string' } },
     returns = 'integer',
     signature = 'line2byte({lnum})',
   },
@@ -6390,7 +6390,7 @@ M.funcs = {
 
     ]=],
     name = 'lispindent',
-    params = { { 'lnum', 'integer' } },
+    params = { { 'lnum', 'integer|string' } },
     returns = 'integer',
     signature = 'lispindent({lnum})',
   },
@@ -7751,7 +7751,7 @@ M.funcs = {
 
     ]=],
     name = 'nextnonblank',
-    params = { { 'lnum', 'integer' } },
+    params = { { 'lnum', 'integer|string' } },
     returns = 'integer',
     signature = 'nextnonblank({lnum})',
   },
@@ -7899,7 +7899,7 @@ M.funcs = {
 
     ]=],
     name = 'prevnonblank',
-    params = { { 'lnum', 'integer' } },
+    params = { { 'lnum', 'integer|string' } },
     returns = 'integer',
     signature = 'prevnonblank({lnum})',
   },
@@ -9775,7 +9775,7 @@ M.funcs = {
     args = { 1, 3 },
     base = 1,
     name = 'setcursorcharpos',
-    params = { { 'lnum', 'integer' }, { 'col', 'integer' }, { 'off', 'integer' } },
+    params = { { 'lnum', 'integer|string' }, { 'col', 'integer' }, { 'off', 'integer' } },
     signature = 'setcursorcharpos({lnum}, {col} [, {off}])',
   },
   setcursorcharpos__1 = {
@@ -9870,7 +9870,7 @@ M.funcs = {
 
     ]=],
     name = 'setline',
-    params = { { 'lnum', 'integer' }, { 'text', 'any' } },
+    params = { { 'lnum', 'integer|string' }, { 'text', 'any' } },
     signature = 'setline({lnum}, {text})',
   },
   setloclist = {
@@ -11939,7 +11939,7 @@ M.funcs = {
       <
     ]=],
     name = 'synID',
-    params = { { 'lnum', 'integer' }, { 'col', 'integer' }, { 'trans', '0|1' } },
+    params = { { 'lnum', 'integer|string' }, { 'col', 'integer' }, { 'trans', '0|1' } },
     returns = 'integer',
     signature = 'synID({lnum}, {col}, {trans})',
   },
@@ -12046,7 +12046,7 @@ M.funcs = {
       mechanisms |syntax-vs-match|.
     ]=],
     name = 'synconcealed',
-    params = { { 'lnum', 'integer' }, { 'col', 'integer' } },
+    params = { { 'lnum', 'integer|string' }, { 'col', 'integer' } },
     returns = '[integer, string, integer]',
     signature = 'synconcealed({lnum}, {col})',
   },
@@ -12072,7 +12072,7 @@ M.funcs = {
       valid positions.
     ]=],
     name = 'synstack',
-    params = { { 'lnum', 'integer' }, { 'col', 'integer' } },
+    params = { { 'lnum', 'integer|string' }, { 'col', 'integer' } },
     returns = 'integer[]',
     signature = 'synstack({lnum}, {col})',
   },