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Diffstat (limited to 'public/prism/prism-bash.js')
| -rw-r--r-- | public/prism/prism-bash.js | 234 |
1 files changed, 234 insertions, 0 deletions
diff --git a/public/prism/prism-bash.js b/public/prism/prism-bash.js new file mode 100644 index 0000000..167d193 --- /dev/null +++ b/public/prism/prism-bash.js @@ -0,0 +1,234 @@ +(function (Prism) { + // $ set | grep '^[A-Z][^[:space:]]*=' | cut -d= -f1 | tr '\n' '|' + // + LC_ALL, RANDOM, REPLY, SECONDS. + // + make sure PS1..4 are here as they are not always set, + // - some useless things. + 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'; + + var commandAfterHeredoc = { + pattern: /(^(["']?)\w+\2)[ \t]+\S.*/, + lookbehind: true, + alias: 'punctuation', // this looks reasonably well in all themes + inside: null, // see below + }; + + var insideString = { + bash: commandAfterHeredoc, + environment: { + pattern: RegExp('\\$' + envVars), + alias: 'constant', + }, + variable: [ + // [0]: Arithmetic Environment + { + pattern: /\$?\(\([\s\S]+?\)\)/, + greedy: true, + inside: { + // If there is a $ sign at the beginning highlight $(( and )) as variable + variable: [ + { + pattern: /(^\$\(\([\s\S]+)\)\)/, + lookbehind: true, + }, + /^\$\(\(/, + ], + number: /\b0x[\dA-Fa-f]+\b|(?:\b\d+(?:\.\d*)?|\B\.\d+)(?:[Ee]-?\d+)?/, + // Operators according to https://www.gnu.org/software/bash/manual/bashref.html#Shell-Arithmetic + operator: /--|\+\+|\*\*=?|<<=?|>>=?|&&|\|\||[=!+\-*/%<>^&|]=?|[?~:]/, + // If there is no $ sign at the beginning highlight (( and )) as punctuation + punctuation: /\(\(?|\)\)?|,|;/, + }, + }, + // [1]: Command Substitution + { + pattern: /\$\((?:\([^)]+\)|[^()])+\)|`[^`]+`/, + greedy: true, + inside: { + variable: /^\$\(|^`|\)$|`$/, + }, + }, + // [2]: Brace expansion + { + pattern: /\$\{[^}]+\}/, + greedy: true, + inside: { + operator: /:[-=?+]?|[!\/]|##?|%%?|\^\^?|,,?/, + punctuation: /[\[\]]/, + environment: { + pattern: RegExp('(\\{)' + envVars), + lookbehind: true, + alias: 'constant', + }, + }, + }, + /\$(?:\w+|[#?*!@$])/, + ], + // Escape sequences from echo and printf's manuals, and escaped quotes. + entity: + /\\(?:[abceEfnrtv\\"]|O?[0-7]{1,3}|U[0-9a-fA-F]{8}|u[0-9a-fA-F]{4}|x[0-9a-fA-F]{1,2})/, + }; + + Prism.languages.bash = { + shebang: { + pattern: /^#!\s*\/.*/, + alias: 'important', + }, + comment: { + pattern: /(^|[^"{\\$])#.*/, + lookbehind: true, + }, + 'function-name': [ + // a) function foo { + // b) foo() { + // c) function foo() { + // but not “foo {” + { + // a) and c) + pattern: /(\bfunction\s+)[\w-]+(?=(?:\s*\(?:\s*\))?\s*\{)/, + lookbehind: true, + alias: 'function', + }, + { + // b) + pattern: /\b[\w-]+(?=\s*\(\s*\)\s*\{)/, + alias: 'function', + }, + ], + // Highlight variable names as variables in for and select beginnings. + 'for-or-select': { + pattern: /(\b(?:for|select)\s+)\w+(?=\s+in\s)/, + alias: 'variable', + lookbehind: true, + }, + // Highlight variable names as variables in the left-hand part + // of assignments (“=” and “+=”). + 'assign-left': { + pattern: /(^|[\s;|&]|[<>]\()\w+(?=\+?=)/, + inside: { + environment: { + pattern: RegExp('(^|[\\s;|&]|[<>]\\()' + envVars), + lookbehind: true, + alias: 'constant', + }, + }, + alias: 'variable', + lookbehind: true, + }, + string: [ + // Support for Here-documents https://en.wikipedia.org/wiki/Here_document + { + pattern: /((?:^|[^<])<<-?\s*)(\w+)\s[\s\S]*?(?:\r?\n|\r)\2/, + lookbehind: true, + greedy: true, + inside: insideString, + }, + // Here-document with quotes around the tag + // → No expansion (so no “inside”). + { + pattern: /((?:^|[^<])<<-?\s*)(["'])(\w+)\2\s[\s\S]*?(?:\r?\n|\r)\3/, + lookbehind: true, + greedy: true, + inside: { + bash: commandAfterHeredoc, + }, + }, + // “Normal” string + { + // https://www.gnu.org/software/bash/manual/html_node/Double-Quotes.html + pattern: + /(^|[^\\](?:\\\\)*)"(?:\\[\s\S]|\$\([^)]+\)|\$(?!\()|`[^`]+`|[^"\\`$])*"/, + lookbehind: true, + greedy: true, + inside: insideString, + }, + { + // https://www.gnu.org/software/bash/manual/html_node/Single-Quotes.html + pattern: /(^|[^$\\])'[^']*'/, + lookbehind: true, + greedy: true, + }, + { + // https://www.gnu.org/software/bash/manual/html_node/ANSI_002dC-Quoting.html + pattern: /\$'(?:[^'\\]|\\[\s\S])*'/, + greedy: true, + inside: { + entity: insideString.entity, + }, + }, + ], + environment: { + pattern: RegExp('\\$?' + envVars), + alias: 'constant', + }, + variable: insideString.variable, + function: { + pattern: + /(^|[\s;|&]|[<>]\()(?:add|apropos|apt|apt-cache|apt-get|aptitude|aspell|automysqlbackup|awk|basename|bash|bc|bconsole|bg|bzip2|cal|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|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|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|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;|&])/, + lookbehind: true, + }, + keyword: { + pattern: + /(^|[\s;|&]|[<>]\()(?:case|do|done|elif|else|esac|fi|for|function|if|in|select|then|until|while)(?=$|[)\s;|&])/, + lookbehind: true, + }, + // https://www.gnu.org/software/bash/manual/html_node/Shell-Builtin-Commands.html + builtin: { + 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;|&])/, + lookbehind: true, + // Alias added to make those easier to distinguish from strings. + alias: 'class-name', + }, + boolean: { + pattern: /(^|[\s;|&]|[<>]\()(?:false|true)(?=$|[)\s;|&])/, + lookbehind: true, + }, + 'file-descriptor': { + pattern: /\B&\d\b/, + alias: 'important', + }, + operator: { + // Lots of redirections here, but not just that. + pattern: + /\d?<>|>\||\+=|=[=~]?|!=?|<<[<-]?|[&\d]?>>|\d[<>]&?|[<>][&=]?|&[>&]?|\|[&|]?/, + inside: { + 'file-descriptor': { + pattern: /^\d/, + alias: 'important', + }, + }, + }, + punctuation: /\$?\(\(?|\)\)?|\.\.|[{}[\];\\]/, + number: { + pattern: /(^|\s)(?:[1-9]\d*|0)(?:[.,]\d+)?\b/, + lookbehind: true, + }, + }; + + commandAfterHeredoc.inside = Prism.languages.bash; + + /* Patterns in command substitution. */ + var toBeCopied = [ + 'comment', + 'function-name', + 'for-or-select', + 'assign-left', + 'string', + 'environment', + 'function', + 'keyword', + 'builtin', + 'boolean', + 'file-descriptor', + 'operator', + 'punctuation', + 'number', + ]; + var inside = insideString.variable[1].inside; + for (var i = 0; i < toBeCopied.length; i++) { + inside[toBeCopied[i]] = Prism.languages.bash[toBeCopied[i]]; + } + + Prism.languages.shell = Prism.languages.bash; +})(Prism); |