patch 8.1.1952: more functions can be used as a method

Problem:    More functions can be used as a method.
Solution:   Allow more functions to be used as a method.

runtime/doc/eval.txt

@@ -1,4 +1,4 @@
-*eval.txt*	For Vim version 8.1.  Last change: 2019 Aug 28
+*eval.txt*	For Vim version 8.1.  Last change: 2019 Aug 31
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -5517,7 +5517,7 @@ gettabwinvar({tabnr}, {winnr}, {varname} [, {def}])		*gettabwinvar()*
 			gettabwinvar({tabnr}, {winnr}, '&')
 
 <		Can also be used as a |method|: >
-			GetTabnr()->gettabvar(winnr, varname)
+			GetTabnr()->gettabwinvar(winnr, varname)
 
 gettagstack([{nr}])					*gettagstack()*
 		The result is a Dict, which is the tag stack of window {nr}.
@@ -5547,6 +5547,9 @@ gettagstack([{nr}])					*gettagstack()*
 
 		See |tagstack| for more information about the tag stack.
 
+		Can also be used as a |method|: >
+			GetWinnr()->gettagstack()
+
 getwininfo([{winid}])					*getwininfo()*
 		Returns information about windows as a List with Dictionaries.
 
@@ -5581,6 +5584,9 @@ getwininfo([{winid}])					*getwininfo()*
 			winrow		topmost screen column of the window,
 					row from |win_screenpos()|
 
+		Can also be used as a |method|: >
+			GetWinnr()->getwininfo()
+
 getwinpos([{timeout}])					*getwinpos()*
 		The result is a list with two numbers, the result of
 		getwinposx() and getwinposy() combined:
@@ -5600,6 +5606,10 @@ getwinpos([{timeout}])					*getwinpos()*
 			  " Do some work here
 			endwhile
 <
+
+		Can also be used as a |method|: >
+			GetTimeout()->getwinpos()
+<
 							*getwinposx()*
 getwinposx()	The result is a Number, which is the X coordinate in pixels of
 		the left hand side of the GUI Vim window. Also works for an
@@ -5619,6 +5629,9 @@ getwinvar({winnr}, {varname} [, {def}])				*getwinvar()*
 		Examples: >
 			:let list_is_on = getwinvar(2, '&list')
 			:echo "myvar = " . getwinvar(1, 'myvar')
+
+<		Can also be used as a |method|: >
+			GetWinnr()->getwinvar(varname)
 <
 glob({expr} [, {nosuf} [, {list} [, {alllinks}]]])		*glob()*
 		Expand the file wildcards in {expr}.  See |wildcards| for the
@@ -5656,6 +5669,9 @@ glob({expr} [, {nosuf} [, {list} [, {alllinks}]]])		*glob()*
 		See |expand()| for expanding special Vim variables.  See
 		|system()| for getting the raw output of an external command.
 
+		Can also be used as a |method|: >
+			GetExpr()->glob()
+
 glob2regpat({expr})					 *glob2regpat()*
 		Convert a file pattern, as used by glob(), into a search
 		pattern.  The result can be used to match with a string that
@@ -5668,7 +5684,9 @@ glob2regpat({expr})					 *glob2regpat()*
 		Note that the result depends on the system.  On MS-Windows
 		a backslash usually means a path separator.
 
-								*globpath()*
+		Can also be used as a |method|: >
+			GetExpr()->glob2regpat()
+<								*globpath()*
 globpath({path}, {expr} [, {nosuf} [, {list} [, {alllinks}]]])
 		Perform glob() on all directories in {path} and concatenate
 		the results.  Example: >
@@ -5704,6 +5722,10 @@ globpath({path}, {expr} [, {nosuf} [, {list} [, {alllinks}]]])
 <		Upwards search and limiting the depth of "**" is not
 		supported, thus using 'path' will not always work properly.
 
+		Can also be used as a |method|, the base is passed as the
+		second argument: >
+			GetExpr()->globpath(&rtp)
+<
 							*has()*
 has({feature})	The result is a Number, which is 1 if the feature {feature} is
 		supported, zero otherwise.  The {feature} argument is a

src/evalfunc.c

@@ -584,15 +584,15 @@ static funcentry_T global_functions[] =
     {"gettabinfo",	0, 1, FEARG_1,	  f_gettabinfo},
     {"gettabvar",	2, 3, FEARG_1,	  f_gettabvar},
     {"gettabwinvar",	3, 4, FEARG_1,	  f_gettabwinvar},
-    {"gettagstack",	0, 1, 0,	  f_gettagstack},
-    {"getwininfo",	0, 1, 0,	  f_getwininfo},
-    {"getwinpos",	0, 1, 0,	  f_getwinpos},
+    {"gettagstack",	0, 1, FEARG_1,	  f_gettagstack},
+    {"getwininfo",	0, 1, FEARG_1,	  f_getwininfo},
+    {"getwinpos",	0, 1, FEARG_1,	  f_getwinpos},
     {"getwinposx",	0, 0, 0,	  f_getwinposx},
     {"getwinposy",	0, 0, 0,	  f_getwinposy},
-    {"getwinvar",	2, 3, 0,	  f_getwinvar},
-    {"glob",		1, 4, 0,	  f_glob},
-    {"glob2regpat",	1, 1, 0,	  f_glob2regpat},
-    {"globpath",	2, 5, 0,	  f_globpath},
+    {"getwinvar",	2, 3, FEARG_1,	  f_getwinvar},
+    {"glob",		1, 4, FEARG_1,	  f_glob},
+    {"glob2regpat",	1, 1, FEARG_1,	  f_glob2regpat},
+    {"globpath",	2, 5, FEARG_2,	  f_globpath},
     {"has",		1, 1, 0,	  f_has},
     {"has_key",		2, 2, FEARG_1,	  f_has_key},
     {"haslocaldir",	0, 2, 0,	  f_haslocaldir},

src/testdir/test_bufwintabinfo.vim

@@ -77,7 +77,7 @@ function Test_getbufwintabinfo()
 
     call assert_equal('green', winlist[2].variables.signal)
     call assert_equal(w4_id, winlist[3].winid)
-    let winfo = getwininfo(w5_id)[0]
+    let winfo = w5_id->getwininfo()[0]
     call assert_equal(2, winfo.tabnr)
     call assert_equal([], getwininfo(3))
 

src/testdir/test_escaped_glob.vim

@@ -16,7 +16,7 @@ function Test_glob()
   " Execute these commands in the sandbox, so that using the shell fails.
   " Setting 'shell' to an invalid name causes a memory leak.
   sandbox call assert_equal("", glob('Xxx\{'))
-  sandbox call assert_equal("", glob('Xxx\$'))
+  sandbox call assert_equal("", 'Xxx\$'->glob())
   w! Xxx\{
   w! Xxx\$
   sandbox call assert_equal("Xxx{", glob('Xxx\{'))
@@ -29,5 +29,5 @@ function Test_globpath()
   sandbox call assert_equal("sautest/autoload/globone.vim\nsautest/autoload/globtwo.vim",
         \ globpath('sautest/autoload', 'glob*.vim'))
   sandbox call assert_equal(['sautest/autoload/globone.vim', 'sautest/autoload/globtwo.vim'],
-        \ globpath('sautest/autoload', 'glob*.vim', 0, 1))
+        \ 'glob*.vim'->globpath('sautest/autoload', 0, 1))
 endfunction

src/testdir/test_getvar.vim

@@ -12,8 +12,8 @@ func Test_var()
   let def_str = "Chance"
   call assert_equal('Dance', getwinvar(1, 'var_str'))
   call assert_equal('Dance', getwinvar(1, 'var_str', def_str))
-  call assert_equal({'var_str': 'Dance'}, getwinvar(1, ''))
-  call assert_equal({'var_str': 'Dance'}, getwinvar(1, '', def_str))
+  call assert_equal({'var_str': 'Dance'}, 1->getwinvar(''))
+  call assert_equal({'var_str': 'Dance'}, 1->getwinvar('', def_str))
   unlet w:var_str
   call assert_equal('Chance', getwinvar(1, 'var_str', def_str))
   call assert_equal({}, getwinvar(1, ''))

src/testdir/test_glob2regpat.vim

@@ -8,7 +8,7 @@ endfunc
 
 func Test_glob2regpat_valid()
   call assert_equal('^foo\.', glob2regpat('foo.*'))
-  call assert_equal('^foo.$', glob2regpat('foo?'))
+  call assert_equal('^foo.$', 'foo?'->glob2regpat())
   call assert_equal('\.vim$', glob2regpat('*.vim'))
   call assert_equal('^[abc]$', glob2regpat('[abc]'))
   call assert_equal('^foo bar$', glob2regpat('foo\ bar'))

src/testdir/test_tagjump.vim

@@ -268,7 +268,7 @@ func Test_getsettagstack()
   enew | only
   call settagstack(1, {'items' : []})
   call assert_equal(0, gettagstack(1).length)
-  call assert_equal([], gettagstack(1).items)
+  call assert_equal([], 1->gettagstack().items)
   " Error cases
   call assert_equal({}, gettagstack(100))
   call assert_equal(-1, settagstack(100, {'items' : []}))

src/testdir/test_terminal.vim

@@ -2066,6 +2066,9 @@ func Test_terminal_getwinpos()
   " In the GUI it can be more, let's assume a 20 x 14 cell.
   " And then add 100 / 200 tolerance.
   let [xroot, yroot] = getwinpos()
+  let winpos = 50->getwinpos()
+  call assert_equal(xroot, winpos[0])
+  call assert_equal(yroot, winpos[1])
   let [winrow, wincol] = win_screenpos('.')
   let xoff = wincol * (has('gui_running') ? 14 : 7) + 100
   let yoff = winrow * (has('gui_running') ? 20 : 10) + 200

src/version.c

@@ -761,6 +761,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1952,
 /**/
     1951,
 /**/