Partially harmonizing the syntax-colouring files.

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@4899 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

ChangeLog

@@ -3,6 +3,7 @@
 	* doc/syntax/patch.nanorc: Show trailing whitespace on added lines.
 	* doc/syntax/debian.nanorc: Make the component colouring simpler,
 	and the URI colouring completer, and improve the comments.
+	* doc/syntax/*.nanorc: Harmonize (partially) the syntax files.
 
 2014-05-16  David Lawrence Ramsey  <pooka109@gmail.com>
 	* src/color.c, src/cut.c, src/text.c: Tweak some whitespace.

doc/syntax/asm.nanorc

 ## Here is an example for assembler.
-##
+
 syntax "asm" "\.(S|s|asm)$"
 magic "[Aa]ssembl(y|er)"
+
 color red "\<[A-Z_]{2,}\>"
 color brightgreen "\.(data|subsection|text)"
 color green "\.(align|file|globl|global|hidden|section|size|type|weak)"
 color brightyellow "\.(ascii|asciz|byte|double|float|hword|int|long|short|single|struct|word)"
 icolor brightred "^[[:space:]]*[.0-9A-Z_]*:"
 color brightcyan "^[[:space:]]*#[[:space:]]*(define|undef|include|ifn?def|endif|elif|else|if|warning|error)"
-## Highlight strings (note: VERY resource intensive)
+
+# Strings.
 color brightyellow "<[^= 	]*>" ""(\\.|[^"])*""
+# Multiline strings (note: VERY resource intensive).
 color brightyellow start=""(\\.|[^"])*\\[[:space:]]*$" end="^(\\.|[^"])*""
-## Highlight comments
+
+# Comments.
 color brightblue "//.*"
 color brightblue start="/\*" end="\*/"
-## Highlight trailing whitespace
+
+# Trailing whitespace.
 color ,green "[[:space:]]+$"

doc/syntax/awk.nanorc

 ## Here is an example for awk.
-##
+
 syntax "awk" "\.awk$"
 magic "awk.*script text"
-## records
+
+# Records.
 icolor brightred "\$[0-9A-Z_!@#$*?-]+"
-## awk-set variables
+# Awk-set variables.
 color red "\<(ARGC|ARGIND|ARGV|BINMODE|CONVFMT|ENVIRON|ERRNO|FIELDWIDTHS)\>"
 color red "\<(FILENAME|FNR|FS|IGNORECASE|LINT|NF|NR|OFMT|OFS|ORS)\>"
 color red "\<(PROCINFO|RS|RT|RSTART|RLENGTH|SUBSEP|TEXTDOMAIN)\>"
-## function declarations and special patterns
+# Function declarations and special patterns.
 color brightgreen "\<(function|extension|BEGIN|END)\>"
-## operators
+# Operators.
 color green "(\{|\}|\(|\)|\;|\]|\[|\\|<|>|!|=|&|\+|-|\*|%|/|\?:|\^|\|)"
-## flow control
+# Flow control.
 color brightyellow "\<(for|if|while|do|else|in|delete|exit)\>"
 color brightyellow "\<(break|continue|return)\>"
-## I/O statements
+# I/O statements.
 color brightgreen "\<(close|getline|next|nextfile|print|printf)\>"
 color brightgreen "\<(system|fflush)\>"
-## standard functions
+# Standard functions.
 color magenta "\<(atan2|cos|exp|int|log|rand|sin|sqrt|srand)\>"
 color magenta "\<(asort|asorti|gensub|gsub|index|length|match)\>"
 color magenta "\<(split|sprintf|strtonum|sub|substr|tolower|toupper)\>"
@@ -26,13 +27,10 @@ color magenta "\<(mktime|strftime|systime)\>"
 color magenta "\<(and|compl|lshift|or|rshift|xor)\>"
 color magenta "\<(bindtextdomain|dcgettext|dcngettext)\>"
 
-## String highlighting.  You will in general want your comments and
-## strings to come last, because syntax highlighting rules will be
-## applied in the order they are read in.
+# Strings.
 color brightyellow "<[^= 	]*>" ""(\\.|[^"])*""
-
-## Comment highlighting
+# Comments.
 color brightblue "(^|[[:space:]])#.*$"
 
-## Trailing whitespace
+# Trailing whitespace.
 color ,green "[[:space:]]+$"

doc/syntax/c.nanorc

@@ -3,7 +3,7 @@
 syntax "c" "\.(c(c|pp|xx|\+\+)?|C)$" "\.(h(h|pp|xx)?|H)$" "\.ii?$"
 magic "(ASCII|UTF-8 Unicode) C(\+\+)? program text"
 
-color brightred "\<[A-Z_][0-9A-Z_]+\>" 
+color brightred "\<[A-Z_][0-9A-Z_]+\>"
 color green "\<(float|double|bool|char|int|short|long|sizeof|enum|void|auto|static|const|struct|union|typedef|extern|(un)?signed|inline)\>"
 color green "\<((s?size)|((u_?)?int(8|16|32|64|ptr)))_t\>"
 color green "\<(class|namespace|template|public|protected|private|typename|this|friend|virtual|using|mutable|volatile|register|explicit)\>"

doc/syntax/changelog.nanorc

 ## Colouring for Changelogs.
-##
+
 syntax "changelog" "Change[Ll]og.*"
 
 # Author lines.
@@ -14,13 +14,10 @@ color magenta "[[:space:]]\*[[:space:]].*:"
 
 # Command-line options.
 color cyan "[[:space:]]-[a-zA-Z\$]" "--[8a-z-]+"
-
 # Bug numbers.
 color cyan "bug #[0-9]{5}"
-
 # Probable variables, for variety.
-color brightred "\<[A-Z_][0-9A-Z_]+\>" 
-
+color brightred "\<[A-Z_][0-9A-Z_]+\>"
 # Key sequences.
 color brightblue "\^[A-Z]" "\<M-." "\<F1?[0-9]" "(\^|M-)Space"
 

doc/syntax/cmake.nanorc

 ## Syntax highlighting for CMake files.
-##
+
 syntax "cmake" "(CMakeLists\.txt|\.cmake)$"
 
 icolor green "^[[:space:]]*[A-Z0-9_]+"

doc/syntax/css.nanorc

 ## Here is an example for CSS files.
-##
+
 syntax "css" "\.css$"
+
 color brightred     "."
 color brightyellow  start="\{" end="\}"
 color brightwhite   start=":" end="([;^\{]|$)"

doc/syntax/gentoo.nanorc

 ## Here is an example for Gentoo ebuilds/eclasses.
-##
+
 syntax "ebuild" "\.e(build|class)$"
+
 ## All the standard portage functions
 color brightgreen "(^|\<default_)src_(unpack|prepare|configure|compile|install|test)\>"
 color brightgreen "^pkg_(config|nofetch|info|pretend|setup|(pre|post)(inst|rm))\>"

doc/syntax/go.nanorc

 ## Here is an example for Go.
-##
+
 syntax "go" "\.go$"
 
 # Types.

doc/syntax/groff.nanorc

 ## Here is an example for groff.
-##
+
 syntax "groff" "\.m[ems]$" "\.rof" "\.tmac$" "^tmac."
-## The argument of .ds or .nr
+
+# The argument of .ds or .nr
 color cyan "^\.(ds|nr) [^[[:space:]]]*"
-## Single character escapes
+# Single-character escapes
 color brightmagenta "\\."
-## Highlight the argument of \f or \s in the same color
+# The argument of \f or \s in the same color
 color brightmagenta "\\f." "\\f\(.." "\\s(\+|\-)?[0-9]"
-## Newlines
+# Newlines
 color cyan "(\\|\\\\)n(.|\(..)"
 color cyan start="(\\|\\\\)n\[" end="]"
-## Requests
+# Requests
 color brightgreen "^\.[[:space:]]*[^[[:space:]]]*"
-## Comments
+# Comments
 color yellow "^\.\\".*$"
-## Strings
+# Strings
 color green "(\\|\\\\)\*(.|\(..)"
 color green start="(\\|\\\\)\*\[" end="]"
-## Characters
+# Characters
 color brightred "\\\(.."
 color brightred start="\\\[" end="]"
-## Macro arguments
+# Macro arguments
 color brightcyan "\\\\\$[1-9]"

doc/syntax/html.nanorc

 ## Here is a short example for HTML.
-##
+
 syntax "html" "\.html?$"
 magic "HTML document text"
+
 color cyan start="<" end=">"
 color red "&[^;[:space:]]*;"
 color green ""(\\.|[^"])*""

doc/syntax/java.nanorc

 ## Here is an example for Java.
-##
+
 syntax "java" "\.java$"
 magic "Java "
+
 color green "\<(boolean|byte|char|double|float|int|long|new|short|this|transient|void)\>"
 color red "\<(break|case|catch|continue|default|do|else|finally|for|if|return|switch|throw|try|while)\>"
 color cyan "\<(abstract|class|extends|final|implements|import|instanceof|interface|native|package|private|protected|public|static|strictfp|super|synchronized|throws|volatile)\>"

doc/syntax/javascript.nanorc

 ## Here is an example for Javascript.
-##
+
 syntax "javascript" "\.js$"
+
 color brightred "\<[A-Z_][0-9A-Z_]+\>"
 color green "\<(const|function|let|this|typeof|var|void)\>"
 color brightyellow "\<(for|if|while|with|do|else|case|default|switch)\>"
@@ -8,14 +9,11 @@ color brightyellow "\<(export|try|throw|catch|new|delete)\>"
 color magenta "\<(continue|break|return|yield)\>"
 color brightmagenta "'([^'\]|(\\["'abfnrtv\\]))'" "'\\(([0-3]?[0-7]{1,2}))'" "'\\x[0-9A-Fa-f]{1,2}'"
 
-## String highlighting.  You will in general want your comments and
-## strings to come last, because syntax highlighting rules will be
-## applied in the order they are read in.
+# Strings.
 color brightyellow "<[^= 	]*>" ""(\\.|[^"])*"" "'(\\.|[^'])*'"
-
-## Comment highlighting
+# Comments.
 color brightblue "//.*"
 color brightblue start="/\*" end="\*/"
 
-## Trailing whitespace
+# Trailing whitespace.
 color ,green "[[:space:]]+$"

doc/syntax/lua.nanorc

-##############################################################################
+## Syntax highlighting for Lua.
 #
-# Lua syntax highlighting for Nano.
-#
-# Author:  Matthew Wild <mwild1 (at) gmail.com>
-# License: GPL 3 or later
-#
-# Version: 2011-05-05
-#
-# Notes: Originally based on Ruby syntax rc by Josef 'Jupp' Schugt
-##############################################################################
-
+## Author:  Matthew Wild <mwild1 (at) gmail.com>
+## License: GPL 3 or later
+## Version: 2011-05-05
 
-# Automatically use for '.lua' files
 syntax "lua" "\.lua$"
 
 color brightwhite "\[\[.*\]\]"

doc/syntax/makefile.nanorc

-## Syntax highlighting for Makefiles.
-## (unattributed example from http://wiki.linuxhelp.net/)
+## Here is an example for Makefiles.
 
 syntax "makefile" "Makefile[^/]*$"
+
 color red "[:=]"
 color magenta "\<(if|ifeq|else|endif)\>"
 color blue "\$+[{(][a-zA-Z0-9_-]+[})]"
 color brightblue "^[^ 	]+:"
 color green "#.*$"
+
 ## Trailing whitespace.
 color ,green "[[:space:]]+$"

doc/syntax/man.nanorc

 ## Here is an example for manpages.
-##
+
 syntax "man" "\.[1-9]x?$"
 magic "troff or preprocessor input text"
+
 color green "\.(SH|SS|TH) .*$"
 color brightgreen "\.(SH|SS|TH) " "\.([HIT]P)"
 color brightred "\.(B[IR]?|I[BR]?|R[BI]|S[BM]) .*$"
 color brightblue "\.(B[IR]?|I[BR]?|R[BI]|S[BM]) " "\.([LP]?P)$"
 color magenta "\\f[BIPR]"
 color yellow "\.(br|DT|RS|RE|PD)"
+
 # Comments.
 color cyan "\.?\\\".*$"
+
 # Trailing whitespace.
 color ,green "[[:space:]]+$"

doc/syntax/mgp.nanorc

 ## Here is an example for Magicpoint presentations.
-##
+
 syntax "mgp" "\.mgp$"
 header "^%include.*"
+
 icolor green "^%[a-z].*$"
 color cyan "(^|[[:space:]])#.*$"
 color cyan "(^|[[:space:]])%%.*$"

doc/syntax/mutt.nanorc

 ## Here is an example for quoted emails (under e.g. mutt).
-##
+
 syntax "mutt"
+
 color green "^>.*"

doc/syntax/objc.nanorc

 ## Here is an example for C/C++/Obj-C.
-##
+
 syntax "m" "\.m$"
 
-## Stuffs
-color brightwhite "\<[A-Z_][0-9A-Z_]+\>" 
+# Stuffs,
+color brightwhite "\<[A-Z_][0-9A-Z_]+\>"
 color green "\<(float|double|BOOL|bool|char|int|short|long|id|sizeof|enum|void|static|const|struct|union|typedef|extern|(un)?signed|inline)\>"
 color green "\<[[:alpha:]_][[:alnum:]_]*_t\>"
 color green "\<(class|namespace|template|public|protected|private|typename|this|friend|virtual|using|mutable|volatile|register|explicit)\>"
@@ -12,27 +12,28 @@ color brightgreen "\<(try|throw|catch|operator|new|delete)\>"
 color brightgreen "\<(goto|continue|break|return)\>"
 color brightgreen "@\<(en(code|d)|i(mplementation|nterface)|selector)\>"
 
-## GCC builtins
+# GCC builtins.
 color cyan "__attribute__[[:space:]]*\(\([^)]*\)\)" "__(aligned|asm|builtin|hidden|inline|packed|restrict|section|typeof|weak)__"
 
-## Selector/method
+# Selector/method.
 color brightmagenta "(^|[[:space:]])\[.*[[:space:]].*\]"
 color white ":[[:alnum:]]*"
 color magenta "[[:alnum:]]*:"
 color white "\[[^][:space:]]*\]"
 
-## String highlighting.  You will in general want your comments and
-## strings to come last, because syntax highlighting rules will be
-## applied in the order they are read in.
+# Strings.
 color brightblack "'([^'\]|(\\["'abfnrtv\\]))'" "'\\(([0-3]?[0-7]{1,2}))'" "'\\x[0-9A-Fa-f]{1,2}'"
 color brightblack "<[^= 	]*>" ""(\\.|[^"])*""
 color brightblue "@"(\\.|[^"])*""
-## This string is VERY resource intensive!
+# Multiline strings.  This regex is VERY resource intensive!
 ## color brightyellow start=""(\\.|[^"])*\\[[:space:]]*$" end="^(\\.|[^"])*""
 
+# Preprocessor commands.
 color brightblue "^[[:space:]]*#[[:space:]]*(define|include|import|(un|ifn?)def|endif|el(if|se)|if|warning|error)"
 
-## Comment highlighting
+# Comments.
 color yellow "//.*"
 color yellow start="/\*" end="\*/"
 
+# Trailing whitespace.                                                                                                       
+color ,green "[[:space:]]+$"

doc/syntax/ocaml.nanorc

 ## Syntax highlighting for OCaml.
 
 syntax "ocaml" "\.mli?$"
+
 #uid
 color red "\<[A-Z][0-9a-z_]{2,}\>"
 #declarations
@@ -10,7 +11,7 @@ color red "\<(type|open|class|module|exception|external)\>"
 #patterns
 color blue "\<(fun|function|functor|match|try|with)\>"
 #patterns-modifiers
-color yellow "\<(as|when|of)\>" 
+color yellow "\<(as|when|of)\>"
 #conditions
 color cyan "\<(if|then|else)\>"
 #blocs