Cyclomatic complexity for miq_summary_alert_parameters is too high. [25/11] Open
def miq_summary_alert_parameters(alert, expression_options, sb_data, perf_column_unit, ems)
rows = []
title = [_(MiqAlert.expression_types(alert.db)[alert.expression[:eval_method]]), _('Parameters')].join(' ')
data = {:title => title, :mode => "miq_alert_parameters", :rows => []}
ae_options = alert.expression[:options]
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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. Blocks that are calls to builtin iteration methods (e.g. `ary.map{...}) also add one, others are ignored.
def each_child_node(*types) # count begins: 1
unless block_given? # unless: +1
return to_enum(__method__, *types)
children.each do |child| # each{}: +1
next unless child.is_a?(Node) # unless: +1
yield child if types.empty? || # if: +1, ||: +1
types.include?(child.type)
end
self
end # total: 6
Method miq_summary_alert_parameters
has 65 lines of code (exceeds 25 allowed). Consider refactoring. Open
def miq_summary_alert_parameters(alert, expression_options, sb_data, perf_column_unit, ems)
rows = []
title = [_(MiqAlert.expression_types(alert.db)[alert.expression[:eval_method]]), _('Parameters')].join(' ')
data = {:title => title, :mode => "miq_alert_parameters", :rows => []}
ae_options = alert.expression[:options]
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Method miq_summary_alert_parameters
has a Cognitive Complexity of 17 (exceeds 5 allowed). Consider refactoring. Open
def miq_summary_alert_parameters(alert, expression_options, sb_data, perf_column_unit, ems)
rows = []
title = [_(MiqAlert.expression_types(alert.db)[alert.expression[:eval_method]]), _('Parameters')].join(' ')
data = {:title => title, :mode => "miq_alert_parameters", :rows => []}
ae_options = alert.expression[:options]
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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
Method miq_summary_alert_info
has a Cognitive Complexity of 10 (exceeds 5 allowed). Consider refactoring. Open
def miq_summary_alert_info(alert, event, sb_data)
rows = []
data = {:title => _('Info'), :mode => "miq_alert_info", :rows => []}
rows.push({:cells => {:label => _("Description"), :value => alert.description}})
rows.push({:cells => {:label => _("Active"), :value => alert.enabled ? _("Yes") : _("No")}})
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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
Method miq_summary_alert_send_email
has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring. Open
def miq_summary_alert_send_email(alert, email_to)
alert_options = alert.options
if alert_options && alert_options[:notifications] && alert.options[:notifications][:email].present?
rows = []
data = {:title => _('Send E-mail'), :mode => "miq_alert_send_email", :rows => []}
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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
Method miq_summary_alert_parameters
has 5 arguments (exceeds 4 allowed). Consider refactoring. Open
def miq_summary_alert_parameters(alert, expression_options, sb_data, perf_column_unit, ems)
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Method miq_summary_alert_send_sms
has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring. Open
def miq_summary_alert_send_sms(alert)
alert_options = alert.options
if alert_options && alert_options[:notifications] && alert_options[:notifications][:snmp].present?
data = {:title => _('Send SNMP Trap'), :mode => "miq_alert_send_sms", :rows => []}
rows = []
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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
Method miq_summary_alert_expression
has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring. Open
def miq_summary_alert_expression(expression_table)
rows = []
data = {:title => _('Expression'), :mode => "miq_alert_expression", :rows => []}
if !expression_table.nil?
expression_table.each do |token|
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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
Avoid immutable Array literals in loops. It is better to extract it into a local variable or a constant. Open
if ["AND", "OR", "(", ")"].exclude?([token].flatten.first)
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