Added pulsate spinners (#4)

* Added 'pulsate' charset.

* Added more 'pulsate' spinners.

examples/color.cr

@@ -2,7 +2,7 @@ require "../src/spinner"
 require "colorize"
 
 chars = Spinner::Charset[:arrow].map do |c|
-  c.colorize(:light_green)
+  c.colorize(:light_green).to_s
 end
 
 spin = Spin.new(0.2, chars)

examples/pavyon.cr

@@ -1,9 +1,9 @@
 require "../src/spinner"
 require "colorize"
 
-colors = {:red, :light_red, :yellow, :green, :light_blue, :blue, :magenta}
+colors = [:red, :light_red, :yellow, :green, :light_blue, :blue, :magenta]
 chars = colors.map do |color|
-  ".xXx.".colorize(color)
+  ".xXx.".colorize(color).to_s
 end
 
 spin = Spin.new(0.01, chars)

shard.yml

@@ -1,5 +1,5 @@
 name: spinner
-version: 0.1.0
+version: 0.1.1
 
 authors:
   - Aşkın Gedik <askn@bil.omu.edu.tr>

src/spinner.cr

@@ -1,13 +1,15 @@
 require "./spinner/*"
 
 class Spin
-  property delay, chars
+  property delay
+  property chars : Array(String)
 
   CL    = STDOUT.tty? ? "\u001b[0G" : "\u000d \u000d"
   CLEAR = STDOUT.tty? ? "\u001b[2K" : "\u000d"
 
-  def initialize(@delay = 0.1, @chars = Spinner::Charset[:pipe])
+  def initialize(@delay = 0.1, chars = Spinner::Charset[:pipe])
     @state = true
+    @chars = chars.to_a
   end
 
   def stop

src/spinner/charset.cr

@@ -31,6 +31,9 @@ module Spinner
     progress1:  {"(*---------)", "(-*--------)", "(--*-------)", "(---*------)", "(----*-----)", "(-----*----)", "(------*---)", "(-------*--)", "(--------*-)", "(---------*)"},
     progress2:  {"█▒▒▒▒▒▒▒▒▒", "███▒▒▒▒▒▒▒", "█████▒▒▒▒▒", "███████▒▒▒", "██████████"},
     progress3:  {"[                    ]", "[=>                  ]", "[===>                ]", "[=====>              ]", "[======>             ]", "[========>           ]", "[==========>         ]", "[============>       ]", "[==============>     ]", "[================>   ]", "[==================> ]", "[===================>]"},
+    pulsate1:   {"█▒▒▒▒▒▒▒▒▒", "▒█▒▒▒▒▒▒▒▒", "▒▒█▒▒▒▒▒▒▒", "▒▒▒█▒▒▒▒▒▒", "▒▒▒▒█▒▒▒▒▒", "▒▒▒▒▒█▒▒▒▒", "▒▒▒▒▒▒█▒▒▒", "▒▒▒▒▒▒▒█▒▒", "▒▒▒▒▒▒▒▒█▒", "▒▒▒▒▒▒▒▒▒█", "▒▒▒▒▒▒▒▒█▒", "▒▒▒▒▒▒▒█▒▒", "▒▒▒▒▒▒█▒▒▒", "▒▒▒▒▒█▒▒▒▒", "▒▒▒▒█▒▒▒▒▒", "▒▒▒█▒▒▒▒▒▒", "▒▒█▒▒▒▒▒▒▒", "▒█▒▒▒▒▒▒▒▒"},
+    pulsate2:   {"[=       ]", "[ =      ]", "[  =     ]", "[   =    ]", "[    =   ]", "[     =  ]", "[      = ]", "[       =]", "[      = ]", "[     =  ]", "[    =   ]", "[   =    ]", "[  =     ]", "[ =      ]"},
+    pulsate3:   {"=       ", "==      ", "===     ", "====    ", "=====   ", "======  ", "======= ", "========", " =======", "  ======", "   =====", "    ====", "     ===", "      ==", "       =", "      ==", "     ===", "    ====", "   =====", "  ======", " =======", "========", "======= ", "======  ", "=====   ", "====    ", "===     ", "==      "},
     fish:       {">))'>    ", " >))'>   ", "  >))'>  ", "   >))'> ", "    >))'>", "    <'((<", "   <'((< ", "  <'((<  ", " <'((<   ", "<'((<    "},
   }
 end

src/spinner/version.cr

@@ -1,3 +1,3 @@
 module Spinner
-  VERSION = "0.1.0"
+  VERSION = "0.1.1"
 end