Added yarn add to bash functions (#1731)

Adds `yarn add` to bash functions.

components/prism-bash.js

@@ -57,7 +57,7 @@
 		'variable': insideString.variable,
 		// Originally based on http://ss64.com/bash/
 		'function': {
-			pattern: /(^|[\s;|&])(?:alias|apropos|apt|apt-cache|apt-get|aptitude|aspell|automysqlbackup|awk|basename|bash|bc|bconsole|bg|builtin|bzip2|cal|cat|cd|cfdisk|chgrp|chkconfig|chmod|chown|chroot|cksum|clear|cmp|comm|command|cp|cron|crontab|csplit|curl|cut|date|dc|dd|ddrescue|debootstrap|df|diff|diff3|dig|dir|dircolors|dirname|dirs|dmesg|du|egrep|eject|enable|env|ethtool|eval|exec|expand|expect|export|expr|fdformat|fdisk|fg|fgrep|file|find|fmt|fold|format|free|fsck|ftp|fuser|gawk|getopts|git|gparted|grep|groupadd|groupdel|groupmod|groups|grub-mkconfig|gzip|halt|hash|head|help|hg|history|host|hostname|htop|iconv|id|ifconfig|ifdown|ifup|import|install|ip|jobs|join|kill|killall|less|link|ln|locate|logname|logout|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|popd|pr|printcap|printenv|printf|ps|pushd|pv|pwd|quota|quotacheck|quotactl|ram|rar|rcp|read|readarray|readonly|reboot|remsync|rename|renice|rev|rm|rmdir|rpm|rsync|scp|screen|sdiff|sed|sendmail|seq|service|sftp|shift|shopt|shutdown|sleep|slocate|sort|source|split|ssh|stat|strace|su|sudo|sum|suspend|swapon|sync|tail|tar|tee|test|time|timeout|times|top|touch|tr|traceroute|trap|tsort|tty|type|ulimit|umask|umount|unalias|uname|unexpand|uniq|units|unrar|unshar|unzip|update-grub|uptime|useradd|userdel|usermod|users|uudecode|uuencode|vdir|vi|vim|virsh|vmstat|wait|watch|wc|wget|whereis|which|who|whoami|write|xargs|xdg-open|yes|zip|zypper)(?=$|[\s;|&])/,
+			pattern: /(^|[\s;|&])(?:add|alias|apropos|apt|apt-cache|apt-get|aptitude|aspell|automysqlbackup|awk|basename|bash|bc|bconsole|bg|builtin|bzip2|cal|cat|cd|cfdisk|chgrp|chkconfig|chmod|chown|chroot|cksum|clear|cmp|comm|command|cp|cron|crontab|csplit|curl|cut|date|dc|dd|ddrescue|debootstrap|df|diff|diff3|dig|dir|dircolors|dirname|dirs|dmesg|du|egrep|eject|enable|env|ethtool|eval|exec|expand|expect|export|expr|fdformat|fdisk|fg|fgrep|file|find|fmt|fold|format|free|fsck|ftp|fuser|gawk|getopts|git|gparted|grep|groupadd|groupdel|groupmod|groups|grub-mkconfig|gzip|halt|hash|head|help|hg|history|host|hostname|htop|iconv|id|ifconfig|ifdown|ifup|import|install|ip|jobs|join|kill|killall|less|link|ln|locate|logname|logout|logrotate|look|lpc|lpr|lprint|lprintd|lprintq|lprm|ls|lsof|lynx|make|man|mc|mdadm|mkconfig|mkdir|mke2fs|mkfifo|mkfs|mkisofs|mknod|mkswap|mmv|more|most|mount|mtools|mtr|mutt|mv|nano|nc|netstat|nice|nl|nohup|notify-send|npm|nslookup|op|open|parted|passwd|paste|pathchk|ping|pkill|popd|pr|printcap|printenv|printf|ps|pushd|pv|pwd|quota|quotacheck|quotactl|ram|rar|rcp|read|readarray|readonly|reboot|remsync|rename|renice|rev|rm|rmdir|rpm|rsync|scp|screen|sdiff|sed|sendmail|seq|service|sftp|shift|shopt|shutdown|sleep|slocate|sort|source|split|ssh|stat|strace|su|sudo|sum|suspend|swapon|sync|tail|tar|tee|test|time|timeout|times|top|touch|tr|traceroute|trap|tsort|tty|type|ulimit|umask|umount|unalias|uname|unexpand|uniq|units|unrar|unshar|unzip|update-grub|uptime|useradd|userdel|usermod|users|uudecode|uuencode|vdir|vi|vim|virsh|vmstat|wait|watch|wc|wget|whereis|which|who|whoami|write|xargs|xdg-open|yarn|yes|zip|zypper)(?=$|[\s;|&])/,
 			lookbehind: true
 		},
 		'keyword': {
@@ -79,6 +79,6 @@
 	inside['boolean'] = Prism.languages.bash['boolean'];
 	inside.operator = Prism.languages.bash.operator;
 	inside.punctuation = Prism.languages.bash.punctuation;
-	
+
 	Prism.languages.shell = Prism.languages.bash;
 })(Prism);

tests/languages/bash/function_feature.test

@@ -1,4 +1,4 @@
-alias apropos apt apt-cache apt-get aptitude aspell
+add alias apropos apt apt-cache apt-get aptitude aspell
 automysqlbackup awk basename bash bc bconsole bg
 builtin bzip2 cal cat cd
 cfdisk chgrp chmod chown chroot
@@ -43,12 +43,12 @@ units unrar unshar unzip update-grub uptime
 useradd userdel usermod users uuencode
 uudecode vdir vi vim virsh vmstat wait watch
 wc wget whereis which who whoami write
-xargs xdg-open yes zip zypper
+xargs xdg-open yarn yes zip zypper
 
 ----------------------------------------------------
 
 [
-	["function", "alias"], ["function", "apropos"], ["function", "apt"], ["function", "apt-cache"], ["function", "apt-get"], ["function", "aptitude"], ["function", "aspell"],
+	["function", "add"], ["function", "alias"], ["function", "apropos"], ["function", "apt"], ["function", "apt-cache"], ["function", "apt-get"], ["function", "aptitude"], ["function", "aspell"],
 	["function", "automysqlbackup"], ["function", "awk"], ["function", "basename"], ["function", "bash"], ["function", "bc"], ["function", "bconsole"], ["function", "bg"],
 	["function", "builtin"], ["function", "bzip2"], ["function", "cal"], ["function", "cat"], ["function", "cd"],
 	["function", "cfdisk"], ["function", "chgrp"], ["function", "chmod"], ["function", "chown"], ["function", "chroot"],
@@ -93,9 +93,9 @@ xargs xdg-open yes zip zypper
 	["function", "useradd"], ["function", "userdel"], ["function", "usermod"], ["function", "users"], ["function", "uuencode"],
 	["function", "uudecode"], ["function", "vdir"], ["function", "vi"], ["function", "vim"], ["function", "virsh"],  ["function", "vmstat"], ["function", "wait"], ["function", "watch"],
 	["function", "wc"], ["function", "wget"], ["function", "whereis"], ["function", "which"], ["function", "who"], ["function", "whoami"], ["function", "write"],
-	["function", "xargs"], ["function", "xdg-open"], ["function", "yes"], ["function", "zip"], ["function", "zypper"]
+	["function", "xargs"], ["function", "xdg-open"], ["function", "yarn"], ["function", "yes"], ["function", "zip"], ["function", "zypper"]
 ]
 
 ----------------------------------------------------
 
-Checks for all functions.
+Checks for all functions.