First development of the deploy action (#6)

Deploy js code to an instance of screeps.
Some debugging tools are implemented.

Reviewed-on: #6
Co-authored-by: Philipp Horstenkamp <philipp@horstenkamp.de>
Co-committed-by: Philipp Horstenkamp <philipp@horstenkamp.de>

node_modules/yamljs/src/Unescaper.coffee

@@ -0,0 +1,96 @@
+
+Utils   = require './Utils'
+Pattern = require './Pattern'
+
+# Unescaper encapsulates unescaping rules for single and double-quoted YAML strings.
+#
+class Unescaper
+
+    # Regex fragment that matches an escaped character in
+    # a double quoted string.
+    @PATTERN_ESCAPED_CHARACTER:     new Pattern '\\\\([0abt\tnvfre "\\/\\\\N_LP]|x[0-9a-fA-F]{2}|u[0-9a-fA-F]{4}|U[0-9a-fA-F]{8})';
+
+
+    # Unescapes a single quoted string.
+    #
+    # @param [String]       value A single quoted string.
+    #
+    # @return [String]      The unescaped string.
+    #
+    @unescapeSingleQuotedString: (value) ->
+        return value.replace(/\'\'/g, '\'')
+
+
+    # Unescapes a double quoted string.
+    #
+    # @param [String]       value A double quoted string.
+    #
+    # @return [String]      The unescaped string.
+    #
+    @unescapeDoubleQuotedString: (value) ->
+        @_unescapeCallback ?= (str) =>
+            return @unescapeCharacter(str)
+
+        # Evaluate the string
+        return @PATTERN_ESCAPED_CHARACTER.replace value, @_unescapeCallback
+
+
+    # Unescapes a character that was found in a double-quoted string
+    #
+    # @param [String]       value An escaped character
+    #
+    # @return [String]      The unescaped character
+    #
+    @unescapeCharacter: (value) ->
+        ch = String.fromCharCode
+        switch value.charAt(1)
+            when '0'
+                return ch(0)
+            when 'a'
+                return ch(7)
+            when 'b'
+                return ch(8)
+            when 't'
+                return "\t"
+            when "\t"
+                return "\t"
+            when 'n'
+                return "\n"
+            when 'v'
+                return ch(11)
+            when 'f'
+                return ch(12)
+            when 'r'
+                return ch(13)
+            when 'e'
+                return ch(27)
+            when ' '
+                return ' '
+            when '"'
+                return '"'
+            when '/'
+                return '/'
+            when '\\'
+                return '\\'
+            when 'N'
+                # U+0085 NEXT LINE
+                return ch(0x0085)
+            when '_'
+                # U+00A0 NO-BREAK SPACE
+                return ch(0x00A0)
+            when 'L'
+                # U+2028 LINE SEPARATOR
+                return ch(0x2028)
+            when 'P'
+                # U+2029 PARAGRAPH SEPARATOR
+                return ch(0x2029)
+            when 'x'
+                return Utils.utf8chr(Utils.hexDec(value.substr(2, 2)))
+            when 'u'
+                return Utils.utf8chr(Utils.hexDec(value.substr(2, 4)))
+            when 'U'
+                return Utils.utf8chr(Utils.hexDec(value.substr(2, 8)))
+            else
+                return ''
+
+module.exports = Unescaper