show_examples.rb in sym-3.0.1

- old
+ new

@@ -14,16 +14,16 @@
                             command: 'export mykey=$(sym -g)',
                             echo:    'echo $mykey',
                             result:  '75ngenJpB6zL47/8Wo7Ne6JN1pnOsqNEcIqblItpfg4='.green)
 
           output << example(comment: 'generate a new key with a cached password & save to the default key file',
-                            command: 'sym -gcpqo ' + Sym.default_key_file,
-                            echo:    'New Password     : ' + '••••••••••'.green,
-                            result:  'Confirm Password : ' + '••••••••••'.green)
+                            command: "sym -gcpqo #{Sym.default_key_file}",
+                            echo:    "New Password     : #{'••••••••••'.green}",
+                            result:  "Confirm Password : #{'••••••••••'.green}")
 
           output << example(comment: 'encrypt a plain text string with default key file, and immediately decrypt it',
-                            command: 'sym -es ' + '"secret string"'.bold.yellow + ' | sym -d',
+                            command: "sym -es #{'"secret string"'.bold.yellow} | sym -d",
                             result:  'secret string'.green)
 
           output << example(comment: 'encrypt secrets file using key in the environment, and --negate option:',
                             command: 'export PRIVATE_KEY="75ngenJpB6zL47/8Wo7Ne6JN1pnOsqNEcIqblItpfg4="',
                             echo:    'sym -ck PRIVATE_KEY -n secrets.yml',
@@ -33,10 +33,10 @@
                             command: 'sym -gqx keychain.key',
                             echo:    'sym -ck keychain.key -n secrets.yml',
                             result:  'secret string'.green)
 
           output << example(comment: 'encrypt/decrypt sym.yml using the default key file',
-                            command: 'sym -gcq > ' + Sym.default_key_file,
+                            command: "sym -gcq > #{Sym.default_key_file}",
                             echo:    'sym -n secrets.yml',
                             result:  'sym -df secrets.yml.enc',
           )
 
           output << example(comment: 'decrypt an encrypted file and print it to STDOUT:',