lots of zsh improvements

zsh.nanorc

@@ -1,31 +1,36 @@
-## Syntax highlighting for zsh scripts (initially copied from sh.nanorc)
-syntax "zsh" "\.zsh[^\.]+?$"
+## Syntax highlighting for ZSH scripts (initially copied from sh.nanorc)
+syntax "zsh" "\.?zsh[^\.]+?$"
 header "^#!.*/zsh"
 
+## Numbers
+color brightwhite "[0-9]+"
+
 ## Function definition
-icolor brightgreen "^[0-9A-Z_]+\(\)"
+icolor brightgreen "^\s+?(function\s+)?[0-9A-Z_]+\s+?\(\)"
 
 ## Conditionals and control flow
-color green "\<(case|do|done|elif|else|esac|exit|fi|for|function|if|in|local|read|return|select|shift|then|time|until|while)\>"
+color green "\<(always|case|do|done|elif|else|esac|exit|fi|for|function|if|in|local|read|return|select|shift|then|time|until|while)\>"
 color green "(\{|\}|\(|\)|\;|\]|\[|`|\\|\$|<|>|!|=|&|\|)"
 ## Conditional flags
 color green "-[Ldefgruwx]\>"
 color green "-(eq|ne|gt|lt|ge|le|s|n|z)\>"
 
-## Bash-inherited / common linux commands
-color brightblue "\<(alias|bindkey|cat|cd|chmod|chown|cp|echo|env|export|grep|install|let|ln|make|mkdir|mv|rm|sed|set|source|tar|touch|umask|unset)\>"
-## zsh-specific
-color brightblue "\<(autoload|compinit|prompt(init)?|setopt|zmodload|zstyle)\>"
+## Bash-inherited
+color brightblue "\<(alias|bindkey|builtin|cd|eval|exec|export|jobs|let|popd|pushd|set|source|typeset|umask|unset)\>"
+## ZSH-specific
+color brightblue "\<(add-zsh-hook|autoload|compinit|echotc|emulate|print|prompt(init)?|setopt|zle|zmodload|zstyle)\>"
+## Common linux commands
+color brightmagenta "\<(cat|chmod|chown|cp|echo|env|false|find|grep|install|kill|ln|make|mkdir|mv|pwd|rm|rmdir|sed|tar|true|touch|uname|wc|whoami)\>"
 
 ## Variables
 icolor brightred "\$\{?[0-9A-Z_!@#$*?-]+\}?"
 
-## Comments
-color cyan "(^|[[:space:]])#.*$"
-
 ## Strings
 color brightyellow ""(\\.|[^"])*""
 color brightyellow "'(\\.|[^'])*'"
 
+## Comments
+color cyan "(^|[[:space:]])#.*$"
+
 ## Trailing spaces
-#color ,green "[[:space:]]+$"
+color ,blue "[[:space:]]+$"