reactjs/react-rails

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Function mountComponents has a Cognitive Complexity of 19 (exceeds 5 allowed). Consider refactoring.
Open

  mountComponents: function(searchSelector) {
    var ujs = ReactRailsUJS
    var nodes = ujs.findDOMNodes(searchSelector);

    for (var i = 0; i < nodes.length; ++i) {
Severity: Minor
Found in react_ujs/index.js - About 2 hrs 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

Function exports has a Cognitive Complexity of 14 (exceeds 5 allowed). Consider refactoring.
Open

module.exports = function(ujs) {
  if (ujs.handleEvent) {
    // We're calling this a second time -- remove previous handlers
    if (typeof Turbolinks !== "undefined" && typeof Turbolinks.EVENTS !== "undefined") {
      turbolinksClassicEvents.teardown(ujs);
Severity: Minor
Found in react_ujs/src/events/detect.js - About 1 hr 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

Function exports has 37 lines of code (exceeds 25 allowed). Consider refactoring.
Open

module.exports = function(ujs) {
  if (ujs.handleEvent) {
    // We're calling this a second time -- remove previous handlers
    if (typeof Turbolinks !== "undefined" && typeof Turbolinks.EVENTS !== "undefined") {
      turbolinksClassicEvents.teardown(ujs);
Severity: Minor
Found in react_ujs/src/events/detect.js - About 1 hr to fix

    Function mountComponents has 33 lines of code (exceeds 25 allowed). Consider refactoring.
    Open

      mountComponents: function(searchSelector) {
        var ujs = ReactRailsUJS
        var nodes = ujs.findDOMNodes(searchSelector);
    
        for (var i = 0; i < nodes.length; ++i) {
    Severity: Minor
    Found in react_ujs/index.js - About 1 hr to fix

      Function exports has 27 lines of code (exceeds 25 allowed). Consider refactoring.
      Open

      module.exports = function(reqctxs) {
        var fromCtxs = reqctxs.map((reqctx) => fromRequireContext(reqctx))
        return function(className) {
          var component;
          try {

        Method generate_html_options has a Cognitive Complexity of 9 (exceeds 5 allowed). Consider refactoring.
        Open

              def generate_html_options(name, options, props, prerender_options)
                html_options = options.reverse_merge(data: {})
        
                unless prerender_options == :static
                  html_options[:data].tap do |data|
        Severity: Minor
        Found in lib/react/rails/component_mount.rb - About 55 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

        Method ts_lookup has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.
        Open

              def self.ts_lookup(_name, type = "node", args = "")
                ts_type = TYPESCRIPT_TYPES[type]
                if ts_type.blank?
                  ts_type = if /^[[:upper:]]/.match?(type)
                              TYPESCRIPT_TYPES["instanceOf"]
        Severity: Minor
        Found in lib/generators/react/component_generator.rb - About 35 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

        Avoid too many return statements within this method.
        Open

                return YamlManifestContainer if YamlManifestContainer.compatible?
        Severity: Major
        Found in lib/react/server_rendering/bundle_renderer.rb - About 30 mins to fix

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

                def asset_container_class
                  return self.class.asset_container_class if self.class.asset_container_class.present?
                  return SeparateServerBundleContainer if SeparateServerBundleContainer.compatible?
          
                  return EnvironmentContainer unless assets_precompiled?
          Severity: Minor
          Found in lib/react/server_rendering/bundle_renderer.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

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

                def parse_attributes!
                  self.attributes = (attributes || []).map do |attr|
                    args = ""
                    args_regex = /(?<args>{.*})/
          
          
          Severity: Minor
          Found in lib/generators/react/component_generator.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

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

                def detect_template_extension
                  if options[:coffee]
                    "js.jsx.coffee"
                  elsif options[:ts] && es6_enabled?
                    "es6.tsx"
          Severity: Minor
          Found in lib/generators/react/component_generator.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

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

                def create_component_file
                  template_extension = detect_template_extension
                  # Prefer Shakapacker to Sprockets:
                  if shakapacker?
                    new_file_name = file_name.camelize
          Severity: Minor
          Found in lib/generators/react/component_generator.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

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

                def setup_react_sprockets
                  require_react = "//= require react\n//= require react_ujs\n//= require components\n"
          
                  if manifest.exist?
                    manifest_contents = File.read(manifest)
          Severity: Minor
          Found in lib/generators/react/install_generator.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

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