patch 8.2.3562: cannot add color names

Problem:    Cannot add color names.
Solution:   Add the v:colornames dictionary. (Drew Vogel, closes #8761)

Filelist

@@ -798,6 +798,7 @@ RT_SCRIPTS =	\
 		runtime/autoload/xml/*.vim \
 		runtime/colors/*.vim \
 		runtime/colors/README.txt \
+		runtime/colors/lists/*.vim \
 		runtime/colors/tools/*.vim \
 		runtime/compiler/*.vim \
 		runtime/compiler/README.txt \
@@ -850,7 +851,6 @@ RT_AMI_DOS =	\
 # DOS runtime (also in the extra archive)
 RT_DOS =	\
 		README_dos.txt \
-		runtime/rgb.txt \
 		vimtutor.bat \
 
 # DOS runtime without CR-LF translation (also in the extra archive)

READMEdir/README_extra.txt

@@ -26,7 +26,6 @@ src/os_win32.*		Files for the Win32 port.
 src/gui_w32.*		Files for the Win32 GUI.
 src/gui_w48.*		Files for the Win32 and Win16 GUI.
 src/Make_mvc.mak	MS Visual C++ makefile for the Win32 GUI.
-runtime/rgb.txt		File with color definitions for the Win32 GUI.
 
 src/if_ole.*		OLE automation interface, for MS Windows 95 and NT.
 

nsis/gvim.nsi

@@ -357,7 +357,6 @@ Section "$(str_section_exe)" id_section_exe
 	File ..\README.txt
 	File ..\uninstall.txt
 	File ${VIMRT}\*.vim
-	File ${VIMRT}\rgb.txt
 
 	File ${VIMTOOLS}\diff.exe
 	File ${VIMTOOLS}\winpty${BIT}.dll
@@ -367,6 +366,8 @@ Section "$(str_section_exe)" id_section_exe
 	File ${VIMRT}\colors\*.*
 	SetOutPath $0\colors\tools
 	File ${VIMRT}\colors\tools\*.*
+	SetOutPath $0\colors\lists
+	File ${VIMRT}\colors\lists\*.*
 
 	SetOutPath $0\compiler
 	File ${VIMRT}\compiler\*.*

runtime/colors/README.txt

@@ -87,4 +87,5 @@ please check the following items:
 - In the GUI, is it easy to find the cursor, also in a file with lots of
   syntax highlighting?
 - Do not use hard coded escape sequences, these will not work in other
-  terminals.  Always use color names or #RRGGBB for the GUI.
+  terminals.  Always use color names or #RRGGBB for the GUI. See v:colornames
+  for details on how to define your own color names.

runtime/colors/lists/csscolors.vim

@@ -0,0 +1,166 @@
+" Maintainer:  Drew Vogel <dvogel@sidejump.org>
+" Last Change: 2021 Jul 25
+
+" Similar in spirit to rgb.txt, this plugin establishes a human-friendly name
+" for every color listed in the CSS standard:
+"
+" https://www.w3.org/TR/css-color-3/
+
+let s:keepcpo= &cpo
+set cpo&vim
+
+call extend(v:colornames, {
+			\ 'css_black': '#000000',
+			\ 'css_silver': '#c0c0c0',
+			\ 'css_gray': '#808080',
+			\ 'css_white': '#FFFFFF',
+			\ 'css_maroon': '#800000',
+			\ 'css_red': '#FF0000',
+			\ 'css_purple': '#800080',
+			\ 'css_fuchsia': '#FF00FF',
+			\ 'css_green': '#008000',
+			\ 'css_lime': '#00FF00',
+			\ 'css_olive': '#808000',
+			\ 'css_yellow': '#FFFF00',
+			\ 'css_navy': '#000080',
+			\ 'css_blue': '#0000FF',
+			\ 'css_teal': '#008080',
+			\ 'css_aqua': '#00FFFF',
+			\
+			\ 'css_aliceblue': '#f0f8ff',
+			\ 'css_antiquewhite': '#faebd7',
+			\ 'css_aquamarine': '#7fffd4',
+			\ 'css_azure': '#f0ffff',
+			\ 'css_beige': '#f5f5dc',
+			\ 'css_bisque': '#ffe4c4',
+			\ 'css_blanchedalmond': '#ffebcd',
+			\ 'css_blueviolet': '#8a2be2',
+			\ 'css_brown': '#a52a2a',
+			\ 'css_burlywood': '#deb887',
+			\ 'css_cadetblue': '#5f9ea0',
+			\ 'css_chartreuse': '#7fff00',
+			\ 'css_chocolate': '#d2691e',
+			\ 'css_coral': '#ff7f50',
+			\ 'css_cornflowerblue': '#6495ed',
+			\ 'css_cornsilk': '#fff8dc',
+			\ 'css_crimson': '#dc143c',
+			\ 'css_cyan': '#00ffff',
+			\ 'css_darkblue': '#00008b',
+			\ 'css_darkcyan': '#008b8b',
+			\ 'css_darkgoldenrod': '#b8860b',
+			\ 'css_darkgray': '#a9a9a9',
+			\ 'css_darkgreen': '#006400',
+			\ 'css_darkgrey': '#a9a9a9',
+			\ 'css_darkkhaki': '#bdb76b',
+			\ 'css_darkmagenta': '#8b008b',
+			\ 'css_darkolivegreen': '#556b2f',
+			\ 'css_darkorange': '#ff8c00',
+			\ 'css_darkorchid': '#9932cc',
+			\ 'css_darkred': '#8b0000',
+			\ 'css_darksalmon': '#e9967a',
+			\ 'css_darkseagreen': '#8fbc8f',
+			\ 'css_darkslateblue': '#483d8b',
+			\ 'css_darkslategray': '#2f4f4f',
+			\ 'css_darkslategrey': '#2f4f4f',
+			\ 'css_darkturquoise': '#00ced1',
+			\ 'css_darkviolet': '#9400d3',
+			\ 'css_deeppink': '#ff1493',
+			\ 'css_deepskyblue': '#00bfff',
+			\ 'css_dimgray': '#696969',
+			\ 'css_dimgrey': '#696969',
+			\ 'css_dodgerblue': '#1e90ff',
+			\ 'css_firebrick': '#b22222',
+			\ 'css_floralwhite': '#fffaf0',
+			\ 'css_forestgreen': '#228b22',
+			\ 'css_gainsboro': '#dcdcdc',
+			\ 'css_ghostwhite': '#f8f8ff',
+			\ 'css_gold': '#ffd700',
+			\ 'css_goldenrod': '#daa520',
+			\ 'css_greenyellow': '#adff2f',
+			\ 'css_grey': '#808080',
+			\ 'css_honeydew': '#f0fff0',
+			\ 'css_hotpink': '#ff69b4',
+			\ 'css_indianred': '#cd5c5c',
+			\ 'css_indigo': '#4b0082',
+			\ 'css_ivory': '#fffff0',
+			\ 'css_khaki': '#f0e68c',
+			\ 'css_lavender': '#e6e6fa',
+			\ 'css_lavenderblush': '#fff0f5',
+			\ 'css_lawngreen': '#7cfc00',
+			\ 'css_lemonchiffon': '#fffacd',
+			\ 'css_lightblue': '#add8e6',
+			\ 'css_lightcoral': '#f08080',
+			\ 'css_lightcyan': '#e0ffff',
+			\ 'css_lightgoldenrodyellow': '#fafad2',
+			\ 'css_lightgray': '#d3d3d3',
+			\ 'css_lightgreen': '#90ee90',
+			\ 'css_lightgrey': '#d3d3d3',
+			\ 'css_lightpink': '#ffb6c1',
+			\ 'css_lightsalmon': '#ffa07a',
+			\ 'css_lightseagreen': '#20b2aa',
+			\ 'css_lightskyblue': '#87cefa',
+			\ 'css_lightslategray': '#778899',
+			\ 'css_lightslategrey': '#778899',
+			\ 'css_lightsteelblue': '#b0c4de',
+			\ 'css_lightyellow': '#ffffe0',
+			\ 'css_limegreen': '#32cd32',
+			\ 'css_linen': '#faf0e6',
+			\ 'css_magenta': '#ff00ff',
+			\ 'css_mediumaquamarine': '#66cdaa',
+			\ 'css_mediumblue': '#0000cd',
+			\ 'css_mediumorchid': '#ba55d3',
+			\ 'css_mediumpurple': '#9370db',
+			\ 'css_mediumseagreen': '#3cb371',
+			\ 'css_mediumslateblue': '#7b68ee',
+			\ 'css_mediumspringgreen': '#00fa9a',
+			\ 'css_mediumturquoise': '#48d1cc',
+			\ 'css_mediumvioletred': '#c71585',
+			\ 'css_midnightblue': '#191970',
+			\ 'css_mintcream': '#f5fffa',
+			\ 'css_mistyrose': '#ffe4e1',
+			\ 'css_moccasin': '#ffe4b5',
+			\ 'css_navajowhite': '#ffdead',
+			\ 'css_oldlace': '#fdf5e6',
+			\ 'css_olivedrab': '#6b8e23',
+			\ 'css_orange': '#ffa500',
+			\ 'css_orangered': '#ff4500',
+			\ 'css_orchid': '#da70d6',
+			\ 'css_palegoldenrod': '#eee8aa',
+			\ 'css_palegreen': '#98fb98',
+			\ 'css_paleturquoise': '#afeeee',
+			\ 'css_palevioletred': '#db7093',
+			\ 'css_papayawhip': '#ffefd5',
+			\ 'css_peachpuff': '#ffdab9',
+			\ 'css_peru': '#cd853f',
+			\ 'css_pink': '#ffc0cb',
+			\ 'css_plum': '#dda0dd',
+			\ 'css_powderblue': '#b0e0e6',
+			\ 'css_rosybrown': '#bc8f8f',
+			\ 'css_royalblue': '#4169e1',
+			\ 'css_saddlebrown': '#8b4513',
+			\ 'css_salmon': '#fa8072',
+			\ 'css_sandybrown': '#f4a460',
+			\ 'css_seagreen': '#2e8b57',
+			\ 'css_seashell': '#fff5ee',
+			\ 'css_sienna': '#a0522d',
+			\ 'css_skyblue': '#87ceeb',
+			\ 'css_slateblue': '#6a5acd',
+			\ 'css_slategray': '#708090',
+			\ 'css_slategrey': '#708090',
+			\ 'css_snow': '#fffafa',
+			\ 'css_springgreen': '#00ff7f',
+			\ 'css_steelblue': '#4682b4',
+			\ 'css_tan': '#d2b48c',
+			\ 'css_thistle': '#d8bfd8',
+			\ 'css_tomato': '#ff6347',
+			\ 'css_turquoise': '#40e0d0',
+			\ 'css_violet': '#ee82ee',
+			\ 'css_wheat': '#f5deb3',
+			\ 'css_whitesmoke': '#f5f5f5',
+			\ 'css_yellowgreen': '#9acd32',
+			\ }, 'keep')
+
+let &cpo= s:keepcpo
+unlet s:keepcpo
+
+"vim: sw=4