ece517-p3/expertiza

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app/controllers/submission_records_controller.rb

Summary

Maintainability
A
25 mins
Test Coverage

Assignment Branch Condition size for action_allowed? is too high. [30.66/15]
Open

  def action_allowed?
    # currently we only have a index method which shows all the submission records given a team_id
    assignment_team = AssignmentTeam.find(params[:team_id])
    assignment = Assignment.find(assignment_team.parent_id)
    return true if ['Super-Administrator', 'Administrator'].include? current_role_name

This cop checks that the ABC size of methods is not higher than the configured maximum. The ABC size is based on assignments, branches (method calls), and conditions. See http://c2.com/cgi/wiki?AbcMetric

Cyclomatic complexity for action_allowed? is too high. [7/6]
Open

  def action_allowed?
    # currently we only have a index method which shows all the submission records given a team_id
    assignment_team = AssignmentTeam.find(params[:team_id])
    assignment = Assignment.find(assignment_team.parent_id)
    return true if ['Super-Administrator', 'Administrator'].include? current_role_name

This cop checks that the cyclomatic complexity of methods is not higher than the configured maximum. The cyclomatic complexity is the number of linearly independent paths through a method. The algorithm counts decision points and adds one.

An if statement (or unless or ?:) increases the complexity by one. An else branch does not, since it doesn't add a decision point. The && operator (or keyword and) can be converted to a nested if statement, and ||/or is shorthand for a sequence of ifs, so they also add one. Loops can be said to have an exit condition, so they add one.

Method action_allowed? has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.
Open

  def action_allowed?
    # currently we only have a index method which shows all the submission records given a team_id
    assignment_team = AssignmentTeam.find(params[:team_id])
    assignment = Assignment.find(assignment_team.parent_id)
    return true if ['Super-Administrator', 'Administrator'].include? current_role_name
Severity: Minor
Found in app/controllers/submission_records_controller.rb - About 25 mins to fix

Cognitive Complexity

Cognitive Complexity is a measure of how difficult a unit of code is to intuitively understand. Unlike Cyclomatic Complexity, which determines how difficult your code will be to test, Cognitive Complexity tells you how difficult your code will be to read and comprehend.

A method's cognitive complexity is based on a few simple rules:

  • Code is not considered more complex when it uses shorthand that the language provides for collapsing multiple statements into one
  • Code is considered more complex for each "break in the linear flow of the code"
  • Code is considered more complex when "flow breaking structures are nested"

Further reading

show, edit, update, destroy are not explicitly defined on the controller.
Open

  before_action :set_submission_record, only: %i[show edit update destroy]

This cop checks that methods specified in the filter's only or except options are explicitly defined in the controller.

You can specify methods of superclass or methods added by mixins on the filter, but these confuse developers. If you specify methods where are defined on another controller, you should define the filter in that controller.

Example:

# bad
class LoginController < ApplicationController
  before_action :require_login, only: %i[index settings logout]

  def index
  end
end

# good
class LoginController < ApplicationController
  before_action :require_login, only: %i[index settings logout]

  def index
  end

  def settings
  end

  def logout
  end
end

Line is too long. [235/160]
Open

    return true if TaMapping.exists?(ta_id: current_user.id, course_id: assignment.course_id) && (TaMapping.where(course_id: assignment.course_id).include? TaMapping.where(ta_id: current_user.id, course_id: assignment.course_id).first)

There are no issues that match your filters.

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