| [d24f17c] | 1 | (function (Prism) {
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| 2 | // $ set | grep '^[A-Z][^[:space:]]*=' | cut -d= -f1 | tr '\n' '|'
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| 3 | // + LC_ALL, RANDOM, REPLY, SECONDS.
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| 4 | // + make sure PS1..4 are here as they are not always set,
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| 5 | // - some useless things.
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| 6 | 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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| 7 |
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| 8 | var commandAfterHeredoc = {
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| 9 | pattern: /(^(["']?)\w+\2)[ \t]+\S.*/,
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| 10 | lookbehind: true,
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| 11 | alias: 'punctuation', // this looks reasonably well in all themes
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| 12 | inside: null // see below
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| 13 | };
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| 14 |
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| 15 | var insideString = {
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| 16 | 'bash': commandAfterHeredoc,
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| 17 | 'environment': {
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| 18 | pattern: RegExp('\\$' + envVars),
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| 19 | alias: 'constant'
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| 20 | },
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| 21 | 'variable': [
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| 22 | // [0]: Arithmetic Environment
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| 23 | {
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| 24 | pattern: /\$?\(\([\s\S]+?\)\)/,
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| 25 | greedy: true,
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| 26 | inside: {
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| 27 | // If there is a $ sign at the beginning highlight $(( and )) as variable
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| 28 | 'variable': [
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| 29 | {
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| 30 | pattern: /(^\$\(\([\s\S]+)\)\)/,
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| 31 | lookbehind: true
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| 32 | },
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| 33 | /^\$\(\(/
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| 34 | ],
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| 35 | 'number': /\b0x[\dA-Fa-f]+\b|(?:\b\d+(?:\.\d*)?|\B\.\d+)(?:[Ee]-?\d+)?/,
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| 36 | // Operators according to https://www.gnu.org/software/bash/manual/bashref.html#Shell-Arithmetic
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| 37 | 'operator': /--|\+\+|\*\*=?|<<=?|>>=?|&&|\|\||[=!+\-*/%<>^&|]=?|[?~:]/,
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| 38 | // If there is no $ sign at the beginning highlight (( and )) as punctuation
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| 39 | 'punctuation': /\(\(?|\)\)?|,|;/
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| 40 | }
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| 41 | },
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| 42 | // [1]: Command Substitution
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| 43 | {
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| 44 | pattern: /\$\((?:\([^)]+\)|[^()])+\)|`[^`]+`/,
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| 45 | greedy: true,
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| 46 | inside: {
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| 47 | 'variable': /^\$\(|^`|\)$|`$/
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| 48 | }
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| 49 | },
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| 50 | // [2]: Brace expansion
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| 51 | {
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| 52 | pattern: /\$\{[^}]+\}/,
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| 53 | greedy: true,
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| 54 | inside: {
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| 55 | 'operator': /:[-=?+]?|[!\/]|##?|%%?|\^\^?|,,?/,
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| 56 | 'punctuation': /[\[\]]/,
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| 57 | 'environment': {
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| 58 | pattern: RegExp('(\\{)' + envVars),
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| 59 | lookbehind: true,
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| 60 | alias: 'constant'
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| 61 | }
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| 62 | }
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| 63 | },
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| 64 | /\$(?:\w+|[#?*!@$])/
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| 65 | ],
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| 66 | // Escape sequences from echo and printf's manuals, and escaped quotes.
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| 67 | 'entity': /\\(?:[abceEfnrtv\\"]|O?[0-7]{1,3}|U[0-9a-fA-F]{8}|u[0-9a-fA-F]{4}|x[0-9a-fA-F]{1,2})/
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| 68 | };
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| 69 |
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| 70 | Prism.languages.bash = {
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| 71 | 'shebang': {
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| 72 | pattern: /^#!\s*\/.*/,
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| 73 | alias: 'important'
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| 74 | },
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| 75 | 'comment': {
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| 76 | pattern: /(^|[^"{\\$])#.*/,
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| 77 | lookbehind: true
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| 78 | },
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| 79 | 'function-name': [
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| 80 | // a) function foo {
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| 81 | // b) foo() {
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| 82 | // c) function foo() {
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| 83 | // but not “foo {”
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| 84 | {
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| 85 | // a) and c)
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| 86 | pattern: /(\bfunction\s+)[\w-]+(?=(?:\s*\(?:\s*\))?\s*\{)/,
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| 87 | lookbehind: true,
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| 88 | alias: 'function'
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| 89 | },
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| 90 | {
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| 91 | // b)
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| 92 | pattern: /\b[\w-]+(?=\s*\(\s*\)\s*\{)/,
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| 93 | alias: 'function'
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| 94 | }
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| 95 | ],
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| 96 | // Highlight variable names as variables in for and select beginnings.
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| 97 | 'for-or-select': {
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| 98 | pattern: /(\b(?:for|select)\s+)\w+(?=\s+in\s)/,
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| 99 | alias: 'variable',
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| 100 | lookbehind: true
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| 101 | },
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| 102 | // Highlight variable names as variables in the left-hand part
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| 103 | // of assignments (“=” and “+=”).
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| 104 | 'assign-left': {
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| 105 | pattern: /(^|[\s;|&]|[<>]\()\w+(?:\.\w+)*(?=\+?=)/,
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| 106 | inside: {
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| 107 | 'environment': {
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| 108 | pattern: RegExp('(^|[\\s;|&]|[<>]\\()' + envVars),
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| 109 | lookbehind: true,
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| 110 | alias: 'constant'
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| 111 | }
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| 112 | },
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| 113 | alias: 'variable',
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| 114 | lookbehind: true
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| 115 | },
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| 116 | // Highlight parameter names as variables
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| 117 | 'parameter': {
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| 118 | pattern: /(^|\s)-{1,2}(?:\w+:[+-]?)?\w+(?:\.\w+)*(?=[=\s]|$)/,
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| 119 | alias: 'variable',
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| 120 | lookbehind: true
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| 121 | },
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| 122 | 'string': [
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| 123 | // Support for Here-documents https://en.wikipedia.org/wiki/Here_document
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| 124 | {
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| 125 | pattern: /((?:^|[^<])<<-?\s*)(\w+)\s[\s\S]*?(?:\r?\n|\r)\2/,
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| 126 | lookbehind: true,
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| 127 | greedy: true,
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| 128 | inside: insideString
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| 129 | },
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| 130 | // Here-document with quotes around the tag
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| 131 | // → No expansion (so no “inside”).
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| 132 | {
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| 133 | pattern: /((?:^|[^<])<<-?\s*)(["'])(\w+)\2\s[\s\S]*?(?:\r?\n|\r)\3/,
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| 134 | lookbehind: true,
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| 135 | greedy: true,
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| 136 | inside: {
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| 137 | 'bash': commandAfterHeredoc
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| 138 | }
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| 139 | },
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| 140 | // “Normal” string
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| 141 | {
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| 142 | // https://www.gnu.org/software/bash/manual/html_node/Double-Quotes.html
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| 143 | pattern: /(^|[^\\](?:\\\\)*)"(?:\\[\s\S]|\$\([^)]+\)|\$(?!\()|`[^`]+`|[^"\\`$])*"/,
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| 144 | lookbehind: true,
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| 145 | greedy: true,
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| 146 | inside: insideString
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| 147 | },
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| 148 | {
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| 149 | // https://www.gnu.org/software/bash/manual/html_node/Single-Quotes.html
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| 150 | pattern: /(^|[^$\\])'[^']*'/,
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| 151 | lookbehind: true,
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| 152 | greedy: true
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| 153 | },
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| 154 | {
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| 155 | // https://www.gnu.org/software/bash/manual/html_node/ANSI_002dC-Quoting.html
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| 156 | pattern: /\$'(?:[^'\\]|\\[\s\S])*'/,
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| 157 | greedy: true,
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| 158 | inside: {
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| 159 | 'entity': insideString.entity
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| 160 | }
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| 161 | }
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| 162 | ],
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| 163 | 'environment': {
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| 164 | pattern: RegExp('\\$?' + envVars),
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| 165 | alias: 'constant'
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| 166 | },
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| 167 | 'variable': insideString.variable,
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| 168 | 'function': {
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| 169 | 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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| 170 | lookbehind: true
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| 171 | },
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| 172 | 'keyword': {
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| 173 | pattern: /(^|[\s;|&]|[<>]\()(?:case|do|done|elif|else|esac|fi|for|function|if|in|select|then|until|while)(?=$|[)\s;|&])/,
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| 174 | lookbehind: true
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| 175 | },
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| 176 | // https://www.gnu.org/software/bash/manual/html_node/Shell-Builtin-Commands.html
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| 177 | 'builtin': {
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| 178 | 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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| 179 | lookbehind: true,
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| 180 | // Alias added to make those easier to distinguish from strings.
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| 181 | alias: 'class-name'
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| 182 | },
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| 183 | 'boolean': {
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| 184 | pattern: /(^|[\s;|&]|[<>]\()(?:false|true)(?=$|[)\s;|&])/,
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| 185 | lookbehind: true
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| 186 | },
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| 187 | 'file-descriptor': {
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| 188 | pattern: /\B&\d\b/,
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| 189 | alias: 'important'
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| 190 | },
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| 191 | 'operator': {
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| 192 | // Lots of redirections here, but not just that.
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| 193 | pattern: /\d?<>|>\||\+=|=[=~]?|!=?|<<[<-]?|[&\d]?>>|\d[<>]&?|[<>][&=]?|&[>&]?|\|[&|]?/,
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| 194 | inside: {
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| 195 | 'file-descriptor': {
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| 196 | pattern: /^\d/,
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| 197 | alias: 'important'
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| 198 | }
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| 199 | }
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| 200 | },
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| 201 | 'punctuation': /\$?\(\(?|\)\)?|\.\.|[{}[\];\\]/,
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| 202 | 'number': {
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| 203 | pattern: /(^|\s)(?:[1-9]\d*|0)(?:[.,]\d+)?\b/,
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| 204 | lookbehind: true
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| 205 | }
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| 206 | };
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| 207 |
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| 208 | commandAfterHeredoc.inside = Prism.languages.bash;
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| 209 |
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| 210 | /* Patterns in command substitution. */
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| 211 | var toBeCopied = [
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| 212 | 'comment',
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| 213 | 'function-name',
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| 214 | 'for-or-select',
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| 215 | 'assign-left',
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| 216 | 'parameter',
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| 217 | 'string',
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| 218 | 'environment',
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| 219 | 'function',
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| 220 | 'keyword',
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| 221 | 'builtin',
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| 222 | 'boolean',
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| 223 | 'file-descriptor',
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| 224 | 'operator',
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| 225 | 'punctuation',
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| 226 | 'number'
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| 227 | ];
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| 228 | var inside = insideString.variable[1].inside;
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| 229 | for (var i = 0; i < toBeCopied.length; i++) {
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| 230 | inside[toBeCopied[i]] = Prism.languages.bash[toBeCopied[i]];
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| 231 | }
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| 232 |
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| 233 | Prism.languages.sh = Prism.languages.bash;
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| 234 | Prism.languages.shell = Prism.languages.bash;
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| 235 | }(Prism));
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