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235 lines
9.0 KiB
235 lines
9.0 KiB
(function (Prism) { |
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// $ set | grep '^[A-Z][^[:space:]]*=' | cut -d= -f1 | tr '\n' '|' |
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// + LC_ALL, RANDOM, REPLY, SECONDS. |
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// + make sure PS1..4 are here as they are not always set, |
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// - some useless things. |
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var envVars = '\\b(?:BASH|BASHOPTS|BASH_ALIASES|BASH_ARGC|BASH_ARGV|BASH_CMDS|BASH_COMPLETION_COMPAT_DIR|BASH_LINENO|BASH_REMATCH|BASH_SOURCE|BASH_VERSINFO|BASH_VERSION|COLORTERM|COLUMNS|COMP_WORDBREAKS|DBUS_SESSION_BUS_ADDRESS|DEFAULTS_PATH|DESKTOP_SESSION|DIRSTACK|DISPLAY|EUID|GDMSESSION|GDM_LANG|GNOME_KEYRING_CONTROL|GNOME_KEYRING_PID|GPG_AGENT_INFO|GROUPS|HISTCONTROL|HISTFILE|HISTFILESIZE|HISTSIZE|HOME|HOSTNAME|HOSTTYPE|IFS|INSTANCE|JOB|LANG|LANGUAGE|LC_ADDRESS|LC_ALL|LC_IDENTIFICATION|LC_MEASUREMENT|LC_MONETARY|LC_NAME|LC_NUMERIC|LC_PAPER|LC_TELEPHONE|LC_TIME|LESSCLOSE|LESSOPEN|LINES|LOGNAME|LS_COLORS|MACHTYPE|MAILCHECK|MANDATORY_PATH|NO_AT_BRIDGE|OLDPWD|OPTERR|OPTIND|ORBIT_SOCKETDIR|OSTYPE|PAPERSIZE|PATH|PIPESTATUS|PPID|PS1|PS2|PS3|PS4|PWD|RANDOM|REPLY|SECONDS|SELINUX_INIT|SESSION|SESSIONTYPE|SESSION_MANAGER|SHELL|SHELLOPTS|SHLVL|SSH_AUTH_SOCK|TERM|UID|UPSTART_EVENTS|UPSTART_INSTANCE|UPSTART_JOB|UPSTART_SESSION|USER|WINDOWID|XAUTHORITY|XDG_CONFIG_DIRS|XDG_CURRENT_DESKTOP|XDG_DATA_DIRS|XDG_GREETER_DATA_DIR|XDG_MENU_PREFIX|XDG_RUNTIME_DIR|XDG_SEAT|XDG_SEAT_PATH|XDG_SESSION_DESKTOP|XDG_SESSION_ID|XDG_SESSION_PATH|XDG_SESSION_TYPE|XDG_VTNR|XMODIFIERS)\\b'; |
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var commandAfterHeredoc = { |
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pattern: /(^(["']?)\w+\2)[ \t]+\S.*/, |
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lookbehind: true, |
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alias: 'punctuation', // this looks reasonably well in all themes |
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inside: null // see below |
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}; |
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var insideString = { |
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'bash': commandAfterHeredoc, |
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'environment': { |
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pattern: RegExp('\\$' + envVars), |
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alias: 'constant' |
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}, |
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'variable': [ |
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// [0]: Arithmetic Environment |
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{ |
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pattern: /\$?\(\([\s\S]+?\)\)/, |
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greedy: true, |
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inside: { |
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// If there is a $ sign at the beginning highlight $(( and )) as variable |
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'variable': [ |
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{ |
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pattern: /(^\$\(\([\s\S]+)\)\)/, |
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lookbehind: true |
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}, |
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/^\$\(\(/ |
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], |
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'number': /\b0x[\dA-Fa-f]+\b|(?:\b\d+(?:\.\d*)?|\B\.\d+)(?:[Ee]-?\d+)?/, |
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// Operators according to https://www.gnu.org/software/bash/manual/bashref.html#Shell-Arithmetic |
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'operator': /--|\+\+|\*\*=?|<<=?|>>=?|&&|\|\||[=!+\-*/%<>^&|]=?|[?~:]/, |
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// If there is no $ sign at the beginning highlight (( and )) as punctuation |
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'punctuation': /\(\(?|\)\)?|,|;/ |
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} |
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}, |
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// [1]: Command Substitution |
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{ |
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pattern: /\$\((?:\([^)]+\)|[^()])+\)|`[^`]+`/, |
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greedy: true, |
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inside: { |
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'variable': /^\$\(|^`|\)$|`$/ |
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} |
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}, |
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// [2]: Brace expansion |
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{ |
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pattern: /\$\{[^}]+\}/, |
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greedy: true, |
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inside: { |
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'operator': /:[-=?+]?|[!\/]|##?|%%?|\^\^?|,,?/, |
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'punctuation': /[\[\]]/, |
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'environment': { |
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pattern: RegExp('(\\{)' + envVars), |
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lookbehind: true, |
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alias: 'constant' |
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} |
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} |
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}, |
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/\$(?:\w+|[#?*!@$])/ |
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], |
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// Escape sequences from echo and printf's manuals, and escaped quotes. |
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'entity': /\\(?:[abceEfnrtv\\"]|O?[0-7]{1,3}|U[0-9a-fA-F]{8}|u[0-9a-fA-F]{4}|x[0-9a-fA-F]{1,2})/ |
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}; |
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Prism.languages.bash = { |
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'shebang': { |
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pattern: /^#!\s*\/.*/, |
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alias: 'important' |
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}, |
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'comment': { |
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pattern: /(^|[^"{\\$])#.*/, |
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lookbehind: true |
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}, |
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'function-name': [ |
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// a) function foo { |
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// b) foo() { |
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// c) function foo() { |
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// but not “foo {” |
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{ |
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// a) and c) |
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pattern: /(\bfunction\s+)[\w-]+(?=(?:\s*\(?:\s*\))?\s*\{)/, |
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lookbehind: true, |
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alias: 'function' |
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}, |
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{ |
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// b) |
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pattern: /\b[\w-]+(?=\s*\(\s*\)\s*\{)/, |
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alias: 'function' |
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} |
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], |
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// Highlight variable names as variables in for and select beginnings. |
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'for-or-select': { |
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pattern: /(\b(?:for|select)\s+)\w+(?=\s+in\s)/, |
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alias: 'variable', |
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lookbehind: true |
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}, |
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// Highlight variable names as variables in the left-hand part |
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// of assignments (“=” and “+=”). |
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'assign-left': { |
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pattern: /(^|[\s;|&]|[<>]\()\w+(?:\.\w+)*(?=\+?=)/, |
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inside: { |
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'environment': { |
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pattern: RegExp('(^|[\\s;|&]|[<>]\\()' + envVars), |
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lookbehind: true, |
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alias: 'constant' |
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} |
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}, |
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alias: 'variable', |
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lookbehind: true |
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}, |
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// Highlight parameter names as variables |
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'parameter': { |
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pattern: /(^|\s)-{1,2}(?:\w+:[+-]?)?\w+(?:\.\w+)*(?=[=\s]|$)/, |
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alias: 'variable', |
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lookbehind: true |
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}, |
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'string': [ |
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// Support for Here-documents https://en.wikipedia.org/wiki/Here_document |
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{ |
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pattern: /((?:^|[^<])<<-?\s*)(\w+)\s[\s\S]*?(?:\r?\n|\r)\2/, |
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lookbehind: true, |
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greedy: true, |
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inside: insideString |
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}, |
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// Here-document with quotes around the tag |
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// → No expansion (so no “inside”). |
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{ |
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pattern: /((?:^|[^<])<<-?\s*)(["'])(\w+)\2\s[\s\S]*?(?:\r?\n|\r)\3/, |
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lookbehind: true, |
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greedy: true, |
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inside: { |
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'bash': commandAfterHeredoc |
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} |
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}, |
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// “Normal” string |
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{ |
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// https://www.gnu.org/software/bash/manual/html_node/Double-Quotes.html |
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pattern: /(^|[^\\](?:\\\\)*)"(?:\\[\s\S]|\$\([^)]+\)|\$(?!\()|`[^`]+`|[^"\\`$])*"/, |
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lookbehind: true, |
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greedy: true, |
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inside: insideString |
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}, |
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{ |
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// https://www.gnu.org/software/bash/manual/html_node/Single-Quotes.html |
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pattern: /(^|[^$\\])'[^']*'/, |
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lookbehind: true, |
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greedy: true |
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}, |
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{ |
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// https://www.gnu.org/software/bash/manual/html_node/ANSI_002dC-Quoting.html |
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pattern: /\$'(?:[^'\\]|\\[\s\S])*'/, |
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greedy: true, |
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inside: { |
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'entity': insideString.entity |
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} |
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} |
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], |
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'environment': { |
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pattern: RegExp('\\$?' + envVars), |
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alias: 'constant' |
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}, |
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'variable': insideString.variable, |
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'function': { |
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pattern: /(^|[\s;|&]|[<>]\()(?:add|apropos|apt|apt-cache|apt-get|aptitude|aspell|automysqlbackup|awk|basename|bash|bc|bconsole|bg|bzip2|cal|cargo|cat|cfdisk|chgrp|chkconfig|chmod|chown|chroot|cksum|clear|cmp|column|comm|composer|cp|cron|crontab|csplit|curl|cut|date|dc|dd|ddrescue|debootstrap|df|diff|diff3|dig|dir|dircolors|dirname|dirs|dmesg|docker|docker-compose|du|egrep|eject|env|ethtool|expand|expect|expr|fdformat|fdisk|fg|fgrep|file|find|fmt|fold|format|free|fsck|ftp|fuser|gawk|git|gparted|grep|groupadd|groupdel|groupmod|groups|grub-mkconfig|gzip|halt|head|hg|history|host|hostname|htop|iconv|id|ifconfig|ifdown|ifup|import|install|ip|java|jobs|join|kill|killall|less|link|ln|locate|logname|logrotate|look|lpc|lpr|lprint|lprintd|lprintq|lprm|ls|lsof|lynx|make|man|mc|mdadm|mkconfig|mkdir|mke2fs|mkfifo|mkfs|mkisofs|mknod|mkswap|mmv|more|most|mount|mtools|mtr|mutt|mv|nano|nc|netstat|nice|nl|node|nohup|notify-send|npm|nslookup|op|open|parted|passwd|paste|pathchk|ping|pkill|pnpm|podman|podman-compose|popd|pr|printcap|printenv|ps|pushd|pv|quota|quotacheck|quotactl|ram|rar|rcp|reboot|remsync|rename|renice|rev|rm|rmdir|rpm|rsync|scp|screen|sdiff|sed|sendmail|seq|service|sftp|sh|shellcheck|shuf|shutdown|sleep|slocate|sort|split|ssh|stat|strace|su|sudo|sum|suspend|swapon|sync|sysctl|tac|tail|tar|tee|time|timeout|top|touch|tr|traceroute|tsort|tty|umount|uname|unexpand|uniq|units|unrar|unshar|unzip|update-grub|uptime|useradd|userdel|usermod|users|uudecode|uuencode|v|vcpkg|vdir|vi|vim|virsh|vmstat|wait|watch|wc|wget|whereis|which|who|whoami|write|xargs|xdg-open|yarn|yes|zenity|zip|zsh|zypper)(?=$|[)\s;|&])/, |
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lookbehind: true |
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}, |
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'keyword': { |
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pattern: /(^|[\s;|&]|[<>]\()(?:case|do|done|elif|else|esac|fi|for|function|if|in|select|then|until|while)(?=$|[)\s;|&])/, |
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lookbehind: true |
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}, |
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// https://www.gnu.org/software/bash/manual/html_node/Shell-Builtin-Commands.html |
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'builtin': { |
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pattern: /(^|[\s;|&]|[<>]\()(?:\.|:|alias|bind|break|builtin|caller|cd|command|continue|declare|echo|enable|eval|exec|exit|export|getopts|hash|help|let|local|logout|mapfile|printf|pwd|read|readarray|readonly|return|set|shift|shopt|source|test|times|trap|type|typeset|ulimit|umask|unalias|unset)(?=$|[)\s;|&])/, |
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lookbehind: true, |
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// Alias added to make those easier to distinguish from strings. |
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alias: 'class-name' |
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}, |
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'boolean': { |
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pattern: /(^|[\s;|&]|[<>]\()(?:false|true)(?=$|[)\s;|&])/, |
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lookbehind: true |
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}, |
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'file-descriptor': { |
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pattern: /\B&\d\b/, |
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alias: 'important' |
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}, |
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'operator': { |
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// Lots of redirections here, but not just that. |
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pattern: /\d?<>|>\||\+=|=[=~]?|!=?|<<[<-]?|[&\d]?>>|\d[<>]&?|[<>][&=]?|&[>&]?|\|[&|]?/, |
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inside: { |
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'file-descriptor': { |
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pattern: /^\d/, |
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alias: 'important' |
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} |
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} |
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}, |
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'punctuation': /\$?\(\(?|\)\)?|\.\.|[{}[\];\\]/, |
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'number': { |
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pattern: /(^|\s)(?:[1-9]\d*|0)(?:[.,]\d+)?\b/, |
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lookbehind: true |
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} |
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}; |
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commandAfterHeredoc.inside = Prism.languages.bash; |
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/* Patterns in command substitution. */ |
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var toBeCopied = [ |
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'comment', |
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'function-name', |
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'for-or-select', |
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'assign-left', |
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'parameter', |
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'string', |
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'environment', |
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'function', |
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'keyword', |
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'builtin', |
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'boolean', |
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'file-descriptor', |
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'operator', |
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'punctuation', |
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'number' |
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]; |
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var inside = insideString.variable[1].inside; |
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for (var i = 0; i < toBeCopied.length; i++) { |
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inside[toBeCopied[i]] = Prism.languages.bash[toBeCopied[i]]; |
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} |
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Prism.languages.sh = Prism.languages.bash; |
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Prism.languages.shell = Prism.languages.bash; |
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}(Prism));
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