Data commit

Task/Queue-Definition/Nanoquery/queue-definition.nanoquery

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+class FIFO
+	declare contents
+
+	// define constructors for FIFO objects
+	def FIFO()
+		this.contents = {}
+	end
+	def FIFO(contents)
+		this.contents = contents
+	end
+
+	// define methods for this class
+	def push(value)
+		contents.append(value)
+	end
+	def pop()
+		if !this.empty()
+			value = contents[len(contents) - 1]
+			contents.remove(len(contents) - 1)
+			return value
+		else
+			// we could throw our own exception here but
+			// we'll return null instead
+			return null
+		end
+	end
+	def length()
+		return len(contents)
+	end
+	def extend(itemlist)
+		contents += itemlist
+	end
+	def empty()
+		return len(contents) = 0
+	end
+
+	// define operators for this class
+	def toString()
+		return str(contents)
+	end
+	def operator+(other)
+		return this.contents + other.contents
+	end
+	def operator*(n)
+		return this.contents * n
+	end
+	def operator=(other)
+		return this.contents = other.contents
+	end
+end