Програмиране с Ruby

Курс във Факултета по Математика и Информатика към СУ

Решение на Втора задача от Калоян Калудов

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Резултати

  • 6 точки от тестове
  • 0 бонус точки
  • 6 точки общо
  • 22 успешни тест(а)
  • 0 неуспешни тест(а)

Код

class TodoEntry
attr_accessor :status
attr_accessor :description
attr_accessor :priority
attr_accessor :tags
def self.parse(line)
parts = line.chomp.split('|').map { |substring| substring.strip }
new parts[0], parts[1], parts[2], (parts[3] ? parts[3] : "")
end
def initialize(status, description, priority, tags)
@status = status.downcase.to_sym
@description = description
@priority = priority.downcase.to_sym
@tags = tags.split(',').map { |tag| tag.strip }
end
end
module CriteriaOperations
def &(other)
ComplexCriteria.new self, other, :and_operation
end
def |(other)
ComplexCriteria.new self, other, :or_operation
end
def !
ComplexCriteria.new self, nil, :not_operation
end
end
class Criteria
include CriteriaOperations
def initialize(filter_criteria, type)
@filter_criteria = filter_criteria
@type = type
end
def check(entry)
value_of_entry = entry.send(@type)
return (@filter_criteria - value_of_entry).empty? if @type == :tags
value_of_entry == @filter_criteria
end
class << self
def status(status_type)
new status_type, :status
end
def priority(priority_type)
new priority_type, :priority
end
def tags(tags_array)
new tags_array, :tags
end
end
end
class ComplexCriteria
include CriteriaOperations
def initialize(criteria_A, criteria_B, operation)
@criteria_A = criteria_A
@criteria_B = criteria_B
@operation = operation
end
def check(entry)
send @operation, *entry
end
def not_operation(entry)
not @criteria_A.check(entry)
end
def and_operation(entry)
@criteria_A.check(entry) and @criteria_B.check(entry)
end
def or_operation(entry)
@criteria_A.check(entry) or @criteria_B.check(entry)
end
end
class TodoList
include Enumerable
attr_accessor :entries
def self.parse(text)
entries = text.lines.map { |line| TodoEntry.parse(line) }
new entries
end
def initialize(entries)
@entries = entries
end
def tasks_todo
@entries.count { |entry| entry.status == :todo }
end
def tasks_in_progress
@entries.count { |entry| entry.status == :current }
end
def tasks_completed
@entries.count { |entry| entry.status == :done }
end
def completed?
tasks_completed == @entries.size
end
def filter(criteria)
filtered_entries = @entries.find_all { |entry| criteria.check entry }
TodoList.new filtered_entries
end
def adjoin(other)
TodoList.new(@entries += other.entries)
end
def each
@entries.each { |entry| yield entry }
end
end

Лог от изпълнението

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Finished in 0.14211 seconds
22 examples, 0 failures

История (3 версии и 0 коментара)

Калоян обнови решението на 03.11.2013 12:33 (преди над 10 години)

+class TodoEntry
+ attr_accessor :status
+ attr_accessor :description
+ attr_accessor :priority
+ attr_accessor :tags
+
+ def self.parse(line)
+ parts = line.chomp.split('|').map { |substring| substring.strip }
+ new parts[0], parts[1], parts[2], (parts[3] ? parts[3] : "")
+ end
+
+ def initialize(status, description, priority, tags)
+ @status = status.downcase.to_sym
+ @description = description
+ @priority = priority.downcase.to_sym
+ @tags = tags.split(',').map { |tag| tag.strip }
+ end
+end
+
+module CriteriaOperations
+ def &(other)
+ ComplexCriteria.new self, other, :and_operation
+ end
+
+ def |(other)
+ ComplexCriteria.new self, other, :or_operation
+ end
+
+ def !
+ ComplexCriteria.new self, nil, :not_operation
+ end
+end
+
+class Criteria
+ include CriteriaOperations
+
+ def self.status(status_type)
+ new status_type, :status
+ end
+
+ def self.priority(priority_type)
+ new priority_type, :priority
+ end
+
+ def self.tags(tags_array)
+ new tags_array, :tags
+ end
+
+ def initialize(filter_criteria, type)
+ @filter_criteria = filter_criteria
+ @type = type
+ end
+
+ def check(entry)
+ value_of_entry = entry.send(@type)
+ return (@filter_criteria - value_of_entry).empty? if @type == :tags
+ value_of_entry == @filter_criteria
+ end
+end
+
+class ComplexCriteria
+ include CriteriaOperations
+
+ def initialize(criteria_A, criteria_B, operation)
+ @criteria_A = criteria_A
+ @criteria_B = criteria_B
+ @operation = operation
+ end
+
+ def check(entry)
+ send @operation, *entry
+ end
+
+ def not_operation(entry)
+ not @criteria_A.check(entry)
+ end
+
+ def and_operation(entry)
+ @criteria_A.check(entry) and @criteria_B.check(entry)
+ end
+
+ def or_operation(entry)
+ @criteria_A.check(entry) or @criteria_B.check(entry)
+ end
+end
+
+class TodoList
+ include Enumerable
+
+ attr_accessor :entries
+
+ def self.parse(text)
+ entries = text.lines.map { |line| TodoEntry.parse(line) }
+ new entries
+ end
+
+ def initialize(entries)
+ @entries = entries
+ end
+
+ def tasks_todo
+ @entries.count { |entry| entry.status == :todo }
+ end
+
+ def tasks_in_progress
+ @entries.count { |entry| entry.status == :current }
+ end
+
+ def tasks_completed
+ @entries.count { |entry| entry.status == :done }
+ end
+
+ def completed?
+ tasks_completed == @entries.size
+ end
+
+ def filter(criteria)
+ filtered_entries = @entries.find_all { |entry| criteria.check entry }
+ TodoList.new filtered_entries
+ end
+
+ def adjoin(other)
+ TodoList.new(@entries += other.entries)
+ end
+
+ def each
+ @entries.each { |entry| yield entry }
+ end
+end

Калоян обнови решението на 05.11.2013 23:02 (преди над 10 години)

class TodoEntry
attr_accessor :status
attr_accessor :description
attr_accessor :priority
attr_accessor :tags
def self.parse(line)
parts = line.chomp.split('|').map { |substring| substring.strip }
new parts[0], parts[1], parts[2], (parts[3] ? parts[3] : "")
end
def initialize(status, description, priority, tags)
@status = status.downcase.to_sym
@description = description
@priority = priority.downcase.to_sym
@tags = tags.split(',').map { |tag| tag.strip }
end
end
module CriteriaOperations
def &(other)
ComplexCriteria.new self, other, :and_operation
end
def |(other)
ComplexCriteria.new self, other, :or_operation
end
def !
ComplexCriteria.new self, nil, :not_operation
end
end
class Criteria
include CriteriaOperations
- def self.status(status_type)
- new status_type, :status
- end
-
- def self.priority(priority_type)
- new priority_type, :priority
- end
-
- def self.tags(tags_array)
- new tags_array, :tags
- end
-
def initialize(filter_criteria, type)
@filter_criteria = filter_criteria
@type = type
end
def check(entry)
value_of_entry = entry.send(@type)
return (@filter_criteria - value_of_entry).empty? if @type == :tags
value_of_entry == @filter_criteria
+ end
+
+ class << self
+ def self.status(status_type)
+ new status_type, :status
+ end
+
+ def self.priority(priority_type)
+ new priority_type, :priority
+ end
+
+ def self.tags(tags_array)
+ new tags_array, :tags
+ end
end
end
class ComplexCriteria
include CriteriaOperations
def initialize(criteria_A, criteria_B, operation)
@criteria_A = criteria_A
@criteria_B = criteria_B
@operation = operation
end
def check(entry)
send @operation, *entry
end
def not_operation(entry)
not @criteria_A.check(entry)
end
def and_operation(entry)
@criteria_A.check(entry) and @criteria_B.check(entry)
end
def or_operation(entry)
@criteria_A.check(entry) or @criteria_B.check(entry)
end
end
class TodoList
include Enumerable
attr_accessor :entries
def self.parse(text)
entries = text.lines.map { |line| TodoEntry.parse(line) }
new entries
end
def initialize(entries)
@entries = entries
end
def tasks_todo
@entries.count { |entry| entry.status == :todo }
end
def tasks_in_progress
@entries.count { |entry| entry.status == :current }
end
def tasks_completed
@entries.count { |entry| entry.status == :done }
end
def completed?
tasks_completed == @entries.size
end
def filter(criteria)
filtered_entries = @entries.find_all { |entry| criteria.check entry }
TodoList.new filtered_entries
end
def adjoin(other)
TodoList.new(@entries += other.entries)
end
def each
@entries.each { |entry| yield entry }
end
end

Калоян обнови решението на 05.11.2013 23:03 (преди над 10 години)

class TodoEntry
attr_accessor :status
attr_accessor :description
attr_accessor :priority
attr_accessor :tags
def self.parse(line)
parts = line.chomp.split('|').map { |substring| substring.strip }
new parts[0], parts[1], parts[2], (parts[3] ? parts[3] : "")
end
def initialize(status, description, priority, tags)
@status = status.downcase.to_sym
@description = description
@priority = priority.downcase.to_sym
@tags = tags.split(',').map { |tag| tag.strip }
end
end
module CriteriaOperations
def &(other)
ComplexCriteria.new self, other, :and_operation
end
def |(other)
ComplexCriteria.new self, other, :or_operation
end
def !
ComplexCriteria.new self, nil, :not_operation
end
end
class Criteria
include CriteriaOperations
def initialize(filter_criteria, type)
@filter_criteria = filter_criteria
@type = type
end
def check(entry)
value_of_entry = entry.send(@type)
return (@filter_criteria - value_of_entry).empty? if @type == :tags
value_of_entry == @filter_criteria
end
class << self
- def self.status(status_type)
+ def status(status_type)
new status_type, :status
end
- def self.priority(priority_type)
+ def priority(priority_type)
new priority_type, :priority
end
- def self.tags(tags_array)
+ def tags(tags_array)
new tags_array, :tags
end
end
end
class ComplexCriteria
include CriteriaOperations
def initialize(criteria_A, criteria_B, operation)
@criteria_A = criteria_A
@criteria_B = criteria_B
@operation = operation
end
def check(entry)
send @operation, *entry
end
def not_operation(entry)
not @criteria_A.check(entry)
end
def and_operation(entry)
@criteria_A.check(entry) and @criteria_B.check(entry)
end
def or_operation(entry)
@criteria_A.check(entry) or @criteria_B.check(entry)
end
end
class TodoList
include Enumerable
attr_accessor :entries
def self.parse(text)
entries = text.lines.map { |line| TodoEntry.parse(line) }
new entries
end
def initialize(entries)
@entries = entries
end
def tasks_todo
@entries.count { |entry| entry.status == :todo }
end
def tasks_in_progress
@entries.count { |entry| entry.status == :current }
end
def tasks_completed
@entries.count { |entry| entry.status == :done }
end
def completed?
tasks_completed == @entries.size
end
def filter(criteria)
filtered_entries = @entries.find_all { |entry| criteria.check entry }
TodoList.new filtered_entries
end
def adjoin(other)
TodoList.new(@entries += other.entries)
end
def each
@entries.each { |entry| yield entry }
end
end