Stylistic changes to cheat (#97)

cheat/cheat

@@ -22,7 +22,6 @@ getConfiguredClient()
     echo "Error: This tool reqires either curl, wget, or fetch to be installed."
     return 1
   fi
-
 }
 
 ## Allows to call the users configured client without if statements everywhere
@@ -62,7 +61,7 @@ update()
       echo "Version $latestVersion available"
       echo -n "Do you wish to update $repositoryName [Y/n]: "
       read -r answer
-      if [[ "$answer" == "Y" || "$answer" == "y" ]] ;then
+      if [[ "$answer" == [Yy] ]]; then
         cd  ~ || { echo 'Update Failed'; exit 1; }
         if [[ -d  ~/$repositoryName ]]; then rm -r -f $repositoryName || { echo "Permissions Error: try running the update as sudo"; exit 1; } ; fi
         git clone "https://github.com/$githubUserName/$repositoryName" || { echo "Couldn't download latest version" ; exit 1; }
@@ -84,27 +83,29 @@ update()
 
 usage()
 {
-  echo "Cheat"
-  echo "Description: Cheatsheets for quick information about multiple programming languages along with terminal commands"
-  echo "Usage: cheat [flags] [command] or cheat [flags] [programming language] [subject]"
-  echo "  -s Does a search for last argument rather than looking for exact match"
-  echo "  -i Case insensitive search"
-  echo "  -b Word boundaries in search"
-  echo "  -r Recursive search"
-  echo "  -u Update Bash-Snippet Tools"
-  echo "  -h Show the help"
-  echo "  -v Get the tool version"
-  echo "Special Pages:"
-  echo "  hello Describes building the hello world program written in the language"
-  echo "  list This lists all cheatsheets related to previous arg if none it lists all cheatsheets"
-  echo "  learn Shows a learn-x-in-minutes language cheat sheet perfect for getting started with the language"
-  echo "  1line A collection of one-liners in this language"
-  echo "  weirdness A collection of examples of weird things in this language"
-  echo "Examples:"
-  echo "  cheat rust hello"
-  echo "  cheat -r -b -i go"
-  echo "  cheat julia Functions"
-  echo "  cheat -i go operators"
+cat <<EOF
+Cheat
+Description: Cheatsheets for quick information about multiple programming languages along with terminal commands
+Usage: cheat [flags] [command] or cheat [flags] [programming language] [subject]
+  -s  Does a search for last argument rather than looking for exact match
+  -i  Case insensitive search
+  -b  Word boundaries in search
+  -r  Recursive search
+  -u  Update Bash-Snippet Tools
+  -h  Show the help
+  -v  Get the tool version
+Special Pages:
+  hello      Describes building the hello world program written in the language
+  list       This lists all cheatsheets related to previous arg if none it lists all cheatsheets
+  learn      Shows a learn-x-in-minutes language cheat sheet perfect for getting started with the language
+  1line      A collection of one-liners in this language
+  weirdness  A collection of examples of weird things in this language
+Examples:
+  cheat rust hello
+  cheat -r -b -i go
+  cheat julia Functions
+  cheat -i go operators
+EOF
 }
 
 getCheatSheet()
@@ -155,48 +156,38 @@ getConfiguredClient || exit 1
 checkInternet || exit 1
 
 while getopts "ribuvhis" opt; do
-  case $opt in
-    \?)
-      echo "Invalid option: -$OPTARG" >&2
+  case "$opt" in
+    \?) echo "Invalid option: -$OPTARG" >&2
         exit 1
         ;;
-    h)
-      usage
+    h)  usage
         exit 0
         ;;
-    v)
-      echo "Version $currentVersion"
+    v)  echo "Version $currentVersion"
         exit 0
         ;;
-    u)
-      update
+    u)  update
         exit 0
         ;;
-    i)
-      insensitive="i"
+    i)  insensitive="i"
         search="1"
         ;;
-    b)
-      boundry="b"
+    b)  boundry="b"
         search="1"
         ;;
-    r)
-      recursive="r"
+    r)  recursive="r"
         search="1"
         ;;
-    s)
-      search="1"
+    s)  search="1"
         ;;
-    :)
-      echo "Option -$OPTARG requires an argument." >&2
+    :)  echo "Option -$OPTARG requires an argument." >&2
         exit 1
         ;;
   esac
 done
 
 ### This functions sets arg 1 and arg 2 to be unqique items after the options
-for arg
-do
+for arg; do
   if [[ $arg != "-r" && $arg != "-s" && $arg != "-b" && $arg != "-i" ]]; then
     if [ -z ${arg1+x} ]; then
       arg1=$arg
@@ -229,5 +220,4 @@ else
     exit 0
   fi
   exit 0
-
 fi