crypt: Stylistic changes (#93)

crypt/crypt

@@ -76,13 +76,13 @@ 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; }
         cd $repositoryName || { echo 'Update Failed'; exit 1; }
         git checkout "v$latestVersion" 2> /dev/null || git checkout "$latestVersion" 2> /dev/null || echo "Couldn't git checkout to stable release, updating to latest commit."
-        chmod a+x install.sh #this might be necessary in your case but wasnt in mine.
+        chmod a+x install.sh # This might be necessary in your case but wasn't in mine.
         ./$nameOfInstallFile "update" || exit 1
         cd ..
         rm -r -f $repositoryName || { echo "Permissions Error: update succesfull but cannot delete temp files located at ~/$repositoryName delete this directory with sudo"; exit 1; }
@@ -93,23 +93,24 @@ update()
       echo "$repositoryName is already the latest version"
     fi
   fi
-
 }
 
 
 usage()
 {
-  echo "Crypt"
-  echo "Description: A wrapper around openssl that facilitates encrypting and decrypting files."
-  echo "Usage: crypt [flag] [inputFile] [outputFile]"
-  echo "  -e Encrypt the inputFile and store it in the outputFile"
-  echo "  -d Decrypt the inputFile and store it in the outputFile"
-  echo "  -u Update Bash-Snippet Tools"
-  echo "  -h Show the help"
-  echo "  -v Get the tool version"
-  echo "Examples:"
-  echo "  crypt -e mySecretFile.txt myEncryptedFile.jpg (change filetype so default program is incorrect)"
-  echo "  crypt -d myEncryptedFile.jpg thisIsNowDecrypted.txt (change filetype back so now default program is correct)"
+  cat <<EOF
+Crypt
+Description: A wrapper around openssl that facilitates encrypting and decrypting files.
+Usage: crypt [flag] [inputFile] [outputFile]
+  -e  Encrypt the inputFile and store it in the outputFile
+  -d  Decrypt the inputFile and store it in the outputFile
+  -u  Update Bash-Snippet Tools
+  -h  Show the help
+  -v  Get the tool version
+Examples:
+  crypt -e mySecretFile.txt myEncryptedFile.jpg (change filetype so default program is incorrect)
+  crypt -d myEncryptedFile.jpg thisIsNowDecrypted.txt (change filetype back so now default program is correct)
+EOF
 }
 
 checkOpenSSL || exit 1
@@ -127,10 +128,8 @@ while getopts "huve:d:" opt; do ## alows for using options in bash
           echo "Option -e needs and only accepts two arguments [file to encrypt] [output file]" >&2
           exit 1
         fi
-
         ;;
-    \?)
-      echo "Invalid option: -$OPTARG" >&2
+    \?) echo "Invalid option: -$OPTARG" >&2
         exit 1
         ;;
     d)  ## when trying to decrypt run this
@@ -145,17 +144,14 @@ while getopts "huve:d:" opt; do ## alows for using options in bash
           exit 1
         fi
         ;;
-    u)
-      getConfiguredClient || exit 1
+    u)  getConfiguredClient || exit 1
         update
         exit 0
         ;;
-    h)
-      usage
+    h)  usage
         exit 0
         ;;
-    v)
-      echo "Version $currentVersion"
+    v)  echo "Version $currentVersion"
         exit 0
         ;;
     :)  ## will run when no arguments are provided to to e or d options