{"results":{"result":{"added-files":{"code-health":0.0,"old-code-health":0.0,"files":[]},"external-review-url":"https://github.com/grumpycoders/pcsx-redux/pull/2013","old-code-health":2.71110204396316,"modified-files":{"code-health":2.7853869230815005,"old-code-health":2.71110204396316,"files":[{"file":"src/gui/widgets/isobrowser.cc","loc":729,"old-loc":138,"code-health":3.065455900421086,"old-code-health":8.77219002921793},{"file":"src/core/luaiso.cc","loc":232,"old-loc":83,"code-health":8.921584214214416,"old-code-health":10.0},{"file":"src/gui/gui.cc","loc":2598,"old-loc":2598,"code-health":1.9592073850418203,"old-code-health":1.9592073850418203},{"file":"src/cdrom/iso9660-reader.cc","loc":86,"old-loc":82,"code-health":8.816158827775617,"old-code-health":8.95517096544394}]},"removed-files":{"code-health":0.0,"old-code-health":0.0,"files":[]},"external-review-id":"2013","analysis-time":"2026-04-20T05:19:10Z","negative-impact-count":24,"suppressions":{"number-of-types":0,"number-of-files-touched":0,"findings":[]},"affected-hotspots":1,"commits":["6bde05adf98c535ef6510135c0be9022bbb6b4f3","fcfe8d5b1fd720cbe5578bed2bed71deb335f006","ecd09eed50cba76bea6eaccc5ea93b9a0db2e920","0bf6a3dcee12277af3d327c35940f6d851d1b67d","f45d399f974d8c89174420be9270515b8992aba0","a7ea25e5d8b153d3e32b2e63900049c22e59cab9","4fb0edd26de44d93b0516dfc2eee52f2e7b59943","dd5fe0eb15d8e884449e5ae73852e6d36a4f1e9b","f7e1c1e2ca5a6fa2399d8638e71500b3cbeb6649","a093a9e3229e40701f687f4b06869f762406cf41","e081cc74c8a043b7b3a39ef06bb1a21665e94db3","77312ff5aaa80fee0ca3eb5b4f550c416cffaab1","f56c000e9b1011ccfb691384db2219b027093fe0","d45e6835109da7852b3b1bb225ad87a5d9798fd5","a9c3bee6fd705cf706bbdc72979fc4ec9264cdcb","e97564b125e8d923ce2ccbaeeba663cfe02d2e5f","3113760cb88015c61aeee62db650aed089d35f4a","2e05407deda39182f36a2512de6cc1e65ca30b53"],"is-negative-review":true,"negative-findings":{"number-of-types":6,"number-of-files-touched":3,"findings":[{"name":"Overall Function Size","file":"src/gui/widgets/isobrowser.cc","change-type":"introduced","change-level":"warning","is-hotspot?":false,"what-changed":"The median function size in this module is 72.0 LOC, threshold = 50.0","refactoring-examples":null},{"method":"PCSX::Widgets::IsoBrowser::draw","why-it-occurs":"A Complex Method has a high cyclomatic complexity. The recommended threshold for the C++ language is a cyclomatic complexity lower than 9.","name":"Complex Method","file":"src/gui/widgets/isobrowser.cc","refactoring-examples":[{"diff":"diff --git a/complex_method.js b/complex_method.js\nindex 10cce78e6d..0c1a8cabaf 100644\n--- a/complex_method.js\n+++ b/complex_method.js\n@@ -1,15 +1,20 @@\n function postItem(item) {\n   if (!item.id) {\n-    if (item.x != null && item.y != null) {\n-      post(item);\n-    } else {\n-      throw Error(\"Item must have x and y\");\n-    }\n+    // extract a separate function for creating new item\n+    postNew(item);\n   } else {\n-    if (item.x < 10 && item.y > 25) {\n-      put(item);\n-    } else {\n-      throw Error(\"Item must have an x and y value between 10 and 25\");\n-    }\n+    // and one for updating existing items\n+    updateItem(item);\n   }\n }\n+\n+function postNew(item) {\n+  validateNew(item);\n+  post(item);\n+}\n+\n+function updateItem(item) {\n+  validateUpdate(item);\n+  put(item);\n+}\n+\n","language":"c++","improvement-type":"Complex Method"}],"change-level":"warning","is-hotspot?":false,"line":488,"what-changed":"PCSX::Widgets::IsoBrowser::draw increases in cyclomatic complexity from 24 to 66, threshold = 9","how-to-fix":"There are many reasons for Complex Method. Sometimes, another design approach is beneficial such as a) modeling state using an explicit state machine rather than conditionals, or b) using table lookup rather than long chains of logic. In other scenarios, the function can be split using [EXTRACT FUNCTION](https://refactoring.com/catalog/extractFunction.html). Just make sure you extract natural and cohesive functions. Complex Methods can also be addressed by identifying complex conditional expressions and then using the [DECOMPOSE CONDITIONAL](https://refactoring.com/catalog/decomposeConditional.html) refactoring.","change-type":"degraded"},{"method":"PCSX::Widgets::IsoBrowser::drawFilesystemFlat","why-it-occurs":"A Complex Method has a high cyclomatic complexity. The recommended threshold for the C++ language is a cyclomatic complexity lower than 9.","name":"Complex Method","file":"src/gui/widgets/isobrowser.cc","refactoring-examples":[{"diff":"diff --git a/complex_method.js b/complex_method.js\nindex 10cce78e6d..0c1a8cabaf 100644\n--- a/complex_method.js\n+++ b/complex_method.js\n@@ -1,15 +1,20 @@\n function postItem(item) {\n   if (!item.id) {\n-    if (item.x != null && item.y != null) {\n-      post(item);\n-    } else {\n-      throw Error(\"Item must have x and y\");\n-    }\n+    // extract a separate function for creating new item\n+    postNew(item);\n   } else {\n-    if (item.x < 10 && item.y > 25) {\n-      put(item);\n-    } else {\n-      throw Error(\"Item must have an x and y value between 10 and 25\");\n-    }\n+    // and one for updating existing items\n+    updateItem(item);\n   }\n }\n+\n+function postNew(item) {\n+  validateNew(item);\n+  post(item);\n+}\n+\n+function updateItem(item) {\n+  validateUpdate(item);\n+  put(item);\n+}\n+\n","language":"c++","improvement-type":"Complex Method"}],"change-level":"warning","is-hotspot?":false,"line":305,"what-changed":"PCSX::Widgets::IsoBrowser::drawFilesystemFlat has a cyclomatic complexity of 46, threshold = 9","how-to-fix":"There are many reasons for Complex Method. Sometimes, another design approach is beneficial such as a) modeling state using an explicit state machine rather than conditionals, or b) using table lookup rather than long chains of logic. In other scenarios, the function can be split using [EXTRACT FUNCTION](https://refactoring.com/catalog/extractFunction.html). Just make sure you extract natural and cohesive functions. Complex Methods can also be addressed by identifying complex conditional expressions and then using the [DECOMPOSE CONDITIONAL](https://refactoring.com/catalog/decomposeConditional.html) refactoring.","change-type":"introduced"},{"method":"PCSX::Widgets::IsoBrowser::scanAllGaps","why-it-occurs":"A Complex Method has a high cyclomatic complexity. The recommended threshold for the C++ language is a cyclomatic complexity lower than 9.","name":"Complex Method","file":"src/gui/widgets/isobrowser.cc","refactoring-examples":[{"diff":"diff --git a/complex_method.js b/complex_method.js\nindex 10cce78e6d..0c1a8cabaf 100644\n--- a/complex_method.js\n+++ b/complex_method.js\n@@ -1,15 +1,20 @@\n function postItem(item) {\n   if (!item.id) {\n-    if (item.x != null && item.y != null) {\n-      post(item);\n-    } else {\n-      throw Error(\"Item must have x and y\");\n-    }\n+    // extract a separate function for creating new item\n+    postNew(item);\n   } else {\n-    if (item.x < 10 && item.y > 25) {\n-      put(item);\n-    } else {\n-      throw Error(\"Item must have an x and y value between 10 and 25\");\n-    }\n+    // and one for updating existing items\n+    updateItem(item);\n   }\n }\n+\n+function postNew(item) {\n+  validateNew(item);\n+  post(item);\n+}\n+\n+function updateItem(item) {\n+  validateUpdate(item);\n+  put(item);\n+}\n+\n","language":"c++","improvement-type":"Complex Method"}],"change-level":"warning","is-hotspot?":false,"line":164,"what-changed":"PCSX::Widgets::IsoBrowser::scanAllGaps has a cyclomatic complexity of 43, threshold = 9","how-to-fix":"There are many reasons for Complex Method. Sometimes, another design approach is beneficial such as a) modeling state using an explicit state machine rather than conditionals, or b) using table lookup rather than long chains of logic. In other scenarios, the function can be split using [EXTRACT FUNCTION](https://refactoring.com/catalog/extractFunction.html). Just make sure you extract natural and cohesive functions. Complex Methods can also be addressed by identifying complex conditional expressions and then using the [DECOMPOSE CONDITIONAL](https://refactoring.com/catalog/decomposeConditional.html) refactoring.","change-type":"introduced"},{"method":"PCSX::Widgets::IsoBrowser::drawFilesystemTree","why-it-occurs":"A Complex Method has a high cyclomatic complexity. The recommended threshold for the C++ language is a cyclomatic complexity lower than 9.","name":"Complex Method","file":"src/gui/widgets/isobrowser.cc","refactoring-examples":[{"diff":"diff --git a/complex_method.js b/complex_method.js\nindex 10cce78e6d..0c1a8cabaf 100644\n--- a/complex_method.js\n+++ b/complex_method.js\n@@ -1,15 +1,20 @@\n function postItem(item) {\n   if (!item.id) {\n-    if (item.x != null && item.y != null) {\n-      post(item);\n-    } else {\n-      throw Error(\"Item must have x and y\");\n-    }\n+    // extract a separate function for creating new item\n+    postNew(item);\n   } else {\n-    if (item.x < 10 && item.y > 25) {\n-      put(item);\n-    } else {\n-      throw Error(\"Item must have an x and y value between 10 and 25\");\n-    }\n+    // and one for updating existing items\n+    updateItem(item);\n   }\n }\n+\n+function postNew(item) {\n+  validateNew(item);\n+  post(item);\n+}\n+\n+function updateItem(item) {\n+  validateUpdate(item);\n+  put(item);\n+}\n+\n","language":"c++","improvement-type":"Complex Method"}],"change-level":"warning","is-hotspot?":false,"line":61,"what-changed":"PCSX::Widgets::IsoBrowser::drawFilesystemTree has a cyclomatic complexity of 18, threshold = 9","how-to-fix":"There are many reasons for Complex Method. Sometimes, another design approach is beneficial such as a) modeling state using an explicit state machine rather than conditionals, or b) using table lookup rather than long chains of logic. In other scenarios, the function can be split using [EXTRACT FUNCTION](https://refactoring.com/catalog/extractFunction.html). Just make sure you extract natural and cohesive functions. Complex Methods can also be addressed by identifying complex conditional expressions and then using the [DECOMPOSE CONDITIONAL](https://refactoring.com/catalog/decomposeConditional.html) refactoring.","change-type":"introduced"},{"method":"PCSX::Widgets::IsoBrowser::collectFlatEntries","why-it-occurs":"A Complex Method has a high cyclomatic complexity. The recommended threshold for the C++ language is a cyclomatic complexity lower than 9.","name":"Complex Method","file":"src/gui/widgets/isobrowser.cc","refactoring-examples":[{"diff":"diff --git a/complex_method.js b/complex_method.js\nindex 10cce78e6d..0c1a8cabaf 100644\n--- a/complex_method.js\n+++ b/complex_method.js\n@@ -1,15 +1,20 @@\n function postItem(item) {\n   if (!item.id) {\n-    if (item.x != null && item.y != null) {\n-      post(item);\n-    } else {\n-      throw Error(\"Item must have x and y\");\n-    }\n+    // extract a separate function for creating new item\n+    postNew(item);\n   } else {\n-    if (item.x < 10 && item.y > 25) {\n-      put(item);\n-    } else {\n-      throw Error(\"Item must have an x and y value between 10 and 25\");\n-    }\n+    // and one for updating existing items\n+    updateItem(item);\n   }\n }\n+\n+function postNew(item) {\n+  validateNew(item);\n+  post(item);\n+}\n+\n+function updateItem(item) {\n+  validateUpdate(item);\n+  put(item);\n+}\n+\n","language":"c++","improvement-type":"Complex Method"}],"change-level":"warning","is-hotspot?":false,"line":139,"what-changed":"PCSX::Widgets::IsoBrowser::collectFlatEntries has a cyclomatic complexity of 11, threshold = 9","how-to-fix":"There are many reasons for Complex Method. Sometimes, another design approach is beneficial such as a) modeling state using an explicit state machine rather than conditionals, or b) using table lookup rather than long chains of logic. In other scenarios, the function can be split using [EXTRACT FUNCTION](https://refactoring.com/catalog/extractFunction.html). Just make sure you extract natural and cohesive functions. Complex Methods can also be addressed by identifying complex conditional expressions and then using the [DECOMPOSE CONDITIONAL](https://refactoring.com/catalog/decomposeConditional.html) refactoring.","change-type":"introduced"},{"method":"PCSX::Widgets::IsoBrowser::drawFilesystemTree","why-it-occurs":"A complex conditional is an expression inside a branch such as an <code>if</code>-statmeent which consists of multiple, logical operations. Example: <code>if (x.started() && y.running())</code>.Complex conditionals make the code even harder to read, and contribute to the Complex Method code smell. Encapsulate them.","name":"Complex Conditional","file":"src/gui/widgets/isobrowser.cc","refactoring-examples":[{"diff":"diff --git a/complex_conditional.js b/complex_conditional.js\nindex c43da09584..94259ce874 100644\n--- a/complex_conditional.js\n+++ b/complex_conditional.js\n@@ -1,16 +1,34 @@\n function messageReceived(message, timeReceived) {\n-   // Ignore all messages which aren't from known customers:\n-   if (!message.sender &&\n-       customers.getId(message.name) == null) {\n+   // Refactoring #1: encapsulate the business rule in a\n+   // function. A clear name replaces the need for the comment:\n+   if (!knownCustomer(message)) {\n      log('spam received -- ignoring');\n      return;\n    }\n \n-  // Provide an auto-reply when outside business hours:\n-  if ((timeReceived.getHours() > 17) ||\n-      (timeReceived.getHours() < 8)) {\n+  // Refactoring #2: encapsulate the business rule.\n+  // Again, note how a clear function name replaces the\n+  // need for a code comment:\n+  if (outsideBusinessHours(timeReceived)) {\n     return autoReplyTo(message);\n   }\n \n   pingAgentFor(message);\n+}\n+\n+function outsideBusinessHours(timeReceived) {\n+  // Refactoring #3: replace magic numbers with\n+  // symbols that communicate with the code reader:\n+  const closingHour = 17;\n+  const openingHour = 8;\n+\n+  const hours = timeReceived.getHours();\n+\n+  // Refactoring #4: simple conditional rules can\n+  // be further clarified by introducing a variable:\n+  const afterClosing = hours > closingHour;\n+  const beforeOpening = hours < openingHour;\n+\n+  // Yeah -- look how clear the business rule is now!\n+  return afterClosing || beforeOpening;\n }\n\\ No newline at end of file\n","language":"c++","improvement-type":"Complex Conditional"}],"change-level":"warning","is-hotspot?":false,"line":67,"what-changed":"PCSX::Widgets::IsoBrowser::drawFilesystemTree has 1 complex conditionals with 2 branches, threshold = 2","how-to-fix":"Apply the [DECOMPOSE CONDITIONAL](https://refactoring.com/catalog/decomposeConditional.html) refactoring so that the complex conditional is encapsulated in a separate function with a good name that captures the business rule. Optionally, for simple expressions, introduce a new variable which holds the result of the complex conditional.","change-type":"introduced"},{"method":"PCSX::Widgets::IsoBrowser::collectFlatEntries","why-it-occurs":"A complex conditional is an expression inside a branch such as an <code>if</code>-statmeent which consists of multiple, logical operations. Example: <code>if (x.started() && y.running())</code>.Complex conditionals make the code even harder to read, and contribute to the Complex Method code smell. Encapsulate them.","name":"Complex Conditional","file":"src/gui/widgets/isobrowser.cc","refactoring-examples":[{"diff":"diff --git a/complex_conditional.js b/complex_conditional.js\nindex c43da09584..94259ce874 100644\n--- a/complex_conditional.js\n+++ b/complex_conditional.js\n@@ -1,16 +1,34 @@\n function messageReceived(message, timeReceived) {\n-   // Ignore all messages which aren't from known customers:\n-   if (!message.sender &&\n-       customers.getId(message.name) == null) {\n+   // Refactoring #1: encapsulate the business rule in a\n+   // function. A clear name replaces the need for the comment:\n+   if (!knownCustomer(message)) {\n      log('spam received -- ignoring');\n      return;\n    }\n \n-  // Provide an auto-reply when outside business hours:\n-  if ((timeReceived.getHours() > 17) ||\n-      (timeReceived.getHours() < 8)) {\n+  // Refactoring #2: encapsulate the business rule.\n+  // Again, note how a clear function name replaces the\n+  // need for a code comment:\n+  if (outsideBusinessHours(timeReceived)) {\n     return autoReplyTo(message);\n   }\n \n   pingAgentFor(message);\n+}\n+\n+function outsideBusinessHours(timeReceived) {\n+  // Refactoring #3: replace magic numbers with\n+  // symbols that communicate with the code reader:\n+  const closingHour = 17;\n+  const openingHour = 8;\n+\n+  const hours = timeReceived.getHours();\n+\n+  // Refactoring #4: simple conditional rules can\n+  // be further clarified by introducing a variable:\n+  const afterClosing = hours > closingHour;\n+  const beforeOpening = hours < openingHour;\n+\n+  // Yeah -- look how clear the business rule is now!\n+  return afterClosing || beforeOpening;\n }\n\\ No newline at end of file\n","language":"c++","improvement-type":"Complex Conditional"}],"change-level":"warning","is-hotspot?":false,"line":144,"what-changed":"PCSX::Widgets::IsoBrowser::collectFlatEntries has 1 complex conditionals with 2 branches, threshold = 2","how-to-fix":"Apply the [DECOMPOSE CONDITIONAL](https://refactoring.com/catalog/decomposeConditional.html) refactoring so that the complex conditional is encapsulated in a separate function with a good name that captures the business rule. Optionally, for simple expressions, introduce a new variable which holds the result of the complex conditional.","change-type":"introduced"},{"method":"PCSX::Widgets::IsoBrowser::scanAllGaps","why-it-occurs":"A complex conditional is an expression inside a branch such as an <code>if</code>-statmeent which consists of multiple, logical operations. Example: <code>if (x.started() && y.running())</code>.Complex conditionals make the code even harder to read, and contribute to the Complex Method code smell. Encapsulate them.","name":"Complex Conditional","file":"src/gui/widgets/isobrowser.cc","refactoring-examples":[{"diff":"diff --git a/complex_conditional.js b/complex_conditional.js\nindex c43da09584..94259ce874 100644\n--- a/complex_conditional.js\n+++ b/complex_conditional.js\n@@ -1,16 +1,34 @@\n function messageReceived(message, timeReceived) {\n-   // Ignore all messages which aren't from known customers:\n-   if (!message.sender &&\n-       customers.getId(message.name) == null) {\n+   // Refactoring #1: encapsulate the business rule in a\n+   // function. A clear name replaces the need for the comment:\n+   if (!knownCustomer(message)) {\n      log('spam received -- ignoring');\n      return;\n    }\n \n-  // Provide an auto-reply when outside business hours:\n-  if ((timeReceived.getHours() > 17) ||\n-      (timeReceived.getHours() < 8)) {\n+  // Refactoring #2: encapsulate the business rule.\n+  // Again, note how a clear function name replaces the\n+  // need for a code comment:\n+  if (outsideBusinessHours(timeReceived)) {\n     return autoReplyTo(message);\n   }\n \n   pingAgentFor(message);\n+}\n+\n+function outsideBusinessHours(timeReceived) {\n+  // Refactoring #3: replace magic numbers with\n+  // symbols that communicate with the code reader:\n+  const closingHour = 17;\n+  const openingHour = 8;\n+\n+  const hours = timeReceived.getHours();\n+\n+  // Refactoring #4: simple conditional rules can\n+  // be further clarified by introducing a variable:\n+  const afterClosing = hours > closingHour;\n+  const beforeOpening = hours < openingHour;\n+\n+  // Yeah -- look how clear the business rule is now!\n+  return afterClosing || beforeOpening;\n }\n\\ No newline at end of file\n","language":"c++","improvement-type":"Complex Conditional"}],"change-level":"warning","is-hotspot?":false,"line":284,"what-changed":"PCSX::Widgets::IsoBrowser::scanAllGaps has 1 complex conditionals with 2 branches, threshold = 2","how-to-fix":"Apply the [DECOMPOSE CONDITIONAL](https://refactoring.com/catalog/decomposeConditional.html) refactoring so that the complex conditional is encapsulated in a separate function with a good name that captures the business rule. Optionally, for simple expressions, introduce a new variable which holds the result of the complex conditional.","change-type":"introduced"},{"method":"PCSX::Widgets::IsoBrowser::draw","why-it-occurs":"A Bumpy Road is a function that contains multiple chunks of nested conditional logic inside the same function. The deeper the nesting and the more bumps, the lower the code health.\n\nA bumpy code road represents a lack of encapsulation which becomes an obstacle to comprehension. In imperative languages there’s also an increased risk for feature entanglement, which leads to complex state management. CodeScene considers the following rules for the code health impact: 1) The deeper the nested conditional logic of each bump, the higher the tax on our working memory. 2) The more bumps inside a function, the more expensive it is to refactor as each bump represents a missing abstraction. 3) The larger each bump – that is, the more lines of code it spans – the harder it is to build up a mental model of the function. The nesting depth for what is considered a bump is  levels of conditionals.","name":"Bumpy Road Ahead","file":"src/gui/widgets/isobrowser.cc","refactoring-examples":null,"change-level":"warning","is-hotspot?":false,"line":488,"what-changed":"PCSX::Widgets::IsoBrowser::draw increases from 7 to 16 logical blocks with deeply nested code, threshold is 2 blocks per function","how-to-fix":"Bumpy Road implementations indicate a lack of encapsulation. Check out the detailed description of the [Bumpy Road code health issue](https://codescene.com/blog/bumpy-road-code-complexity-in-context/).\n\nA Bumpy Road often suggests that the function/method does too many things. The first refactoring step is to identify the different possible responsibilities of the function. Consider extracting those responsibilities into smaller, cohesive, and well-named functions. The [EXTRACT FUNCTION](https://refactoring.com/catalog/extractFunction.html) refactoring is the primary response.","change-type":"degraded"},{"method":"PCSX::Widgets::IsoBrowser::scanAllGaps","why-it-occurs":"A Bumpy Road is a function that contains multiple chunks of nested conditional logic inside the same function. The deeper the nesting and the more bumps, the lower the code health.\n\nA bumpy code road represents a lack of encapsulation which becomes an obstacle to comprehension. In imperative languages there’s also an increased risk for feature entanglement, which leads to complex state management. CodeScene considers the following rules for the code health impact: 1) The deeper the nested conditional logic of each bump, the higher the tax on our working memory. 2) The more bumps inside a function, the more expensive it is to refactor as each bump represents a missing abstraction. 3) The larger each bump – that is, the more lines of code it spans – the harder it is to build up a mental model of the function. The nesting depth for what is considered a bump is  levels of conditionals.","name":"Bumpy Road Ahead","file":"src/gui/widgets/isobrowser.cc","refactoring-examples":null,"change-level":"warning","is-hotspot?":false,"line":164,"what-changed":"PCSX::Widgets::IsoBrowser::scanAllGaps has 7 blocks with nested conditional logic. Any nesting of 2 or deeper is considered. Threshold is 2 blocks per function","how-to-fix":"Bumpy Road implementations indicate a lack of encapsulation. Check out the detailed description of the [Bumpy Road code health issue](https://codescene.com/blog/bumpy-road-code-complexity-in-context/).\n\nA Bumpy Road often suggests that the function/method does too many things. The first refactoring step is to identify the different possible responsibilities of the function. Consider extracting those responsibilities into smaller, cohesive, and well-named functions. The [EXTRACT FUNCTION](https://refactoring.com/catalog/extractFunction.html) refactoring is the primary response.","change-type":"introduced"},{"method":"PCSX::Widgets::IsoBrowser::drawFilesystemFlat","why-it-occurs":"A Bumpy Road is a function that contains multiple chunks of nested conditional logic inside the same function. The deeper the nesting and the more bumps, the lower the code health.\n\nA bumpy code road represents a lack of encapsulation which becomes an obstacle to comprehension. In imperative languages there’s also an increased risk for feature entanglement, which leads to complex state management. CodeScene considers the following rules for the code health impact: 1) The deeper the nested conditional logic of each bump, the higher the tax on our working memory. 2) The more bumps inside a function, the more expensive it is to refactor as each bump represents a missing abstraction. 3) The larger each bump – that is, the more lines of code it spans – the harder it is to build up a mental model of the function. The nesting depth for what is considered a bump is  levels of conditionals.","name":"Bumpy Road Ahead","file":"src/gui/widgets/isobrowser.cc","refactoring-examples":null,"change-level":"warning","is-hotspot?":false,"line":305,"what-changed":"PCSX::Widgets::IsoBrowser::drawFilesystemFlat has 6 blocks with nested conditional logic. Any nesting of 2 or deeper is considered. Threshold is 2 blocks per function","how-to-fix":"Bumpy Road implementations indicate a lack of encapsulation. Check out the detailed description of the [Bumpy Road code health issue](https://codescene.com/blog/bumpy-road-code-complexity-in-context/).\n\nA Bumpy Road often suggests that the function/method does too many things. The first refactoring step is to identify the different possible responsibilities of the function. Consider extracting those responsibilities into smaller, cohesive, and well-named functions. The [EXTRACT FUNCTION](https://refactoring.com/catalog/extractFunction.html) refactoring is the primary response.","change-type":"introduced"},{"method":"PCSX::Widgets::IsoBrowser::drawFilesystemTree","why-it-occurs":"A Bumpy Road is a function that contains multiple chunks of nested conditional logic inside the same function. The deeper the nesting and the more bumps, the lower the code health.\n\nA bumpy code road represents a lack of encapsulation which becomes an obstacle to comprehension. In imperative languages there’s also an increased risk for feature entanglement, which leads to complex state management. CodeScene considers the following rules for the code health impact: 1) The deeper the nested conditional logic of each bump, the higher the tax on our working memory. 2) The more bumps inside a function, the more expensive it is to refactor as each bump represents a missing abstraction. 3) The larger each bump – that is, the more lines of code it spans – the harder it is to build up a mental model of the function. The nesting depth for what is considered a bump is  levels of conditionals.","name":"Bumpy Road Ahead","file":"src/gui/widgets/isobrowser.cc","refactoring-examples":null,"change-level":"warning","is-hotspot?":false,"line":61,"what-changed":"PCSX::Widgets::IsoBrowser::drawFilesystemTree has 5 blocks with nested conditional logic. Any nesting of 2 or deeper is considered. Threshold is 2 blocks per function","how-to-fix":"Bumpy Road implementations indicate a lack of encapsulation. Check out the detailed description of the [Bumpy Road code health issue](https://codescene.com/blog/bumpy-road-code-complexity-in-context/).\n\nA Bumpy Road often suggests that the function/method does too many things. The first refactoring step is to identify the different possible responsibilities of the function. Consider extracting those responsibilities into smaller, cohesive, and well-named functions. The [EXTRACT FUNCTION](https://refactoring.com/catalog/extractFunction.html) refactoring is the primary response.","change-type":"introduced"},{"why-it-occurs":"Overall Code Complexity is measured by the mean cyclomatic complexity across all functions in the file. The lower the number, the better.\n\nCyclomatic complexity is a function level metric that measures the number of logical branches (if-else, loops, etc.). Cyclomatic complexity is a rough complexity measure, but useful as a way of estimating the minimum number of unit tests you would need. As such, prefer functions with low cyclomatic complexity (2-3 branches).","name":"Overall Code Complexity","file":"src/gui/widgets/isobrowser.cc","refactoring-examples":null,"change-level":"warning","is-hotspot?":false,"what-changed":"This module has a mean cyclomatic complexity of 27.00 across 7 functions. The mean complexity threshold is 4","how-to-fix":"You address the overall cyclomatic complexity by a) modularizing the code, and b) abstract away the complexity. Let's look at some examples:\n\nModularizing the Code: Do an X-Ray and inspect the local hotspots. Are there any complex conditional expressions? If yes, then do a [DECOMPOSE CONDITIONAL](https://refactoring.com/catalog/decomposeConditional.html) refactoring. Extract the conditional logic into a separate function and put a good name on that function. This clarifies the intent and makes the original function easier to read. Repeat until all complex conditional expressions have been simplified.\n\n","change-type":"introduced"},{"method":"PCSX::Widgets::IsoBrowser::draw","why-it-occurs":"Deep nested logic means that you have control structures like if-statements or loops inside other control structures. Deep nested logic increases the cognitive load on the programmer reading the code. The human working memory has a maximum capacity of 3-4 items; beyond that threshold, we struggle with keeping things in our head. Consequently, deep nested logic has a strong correlation to defects and accounts for roughly 20% of all programming mistakes.\n\nCodeScene measures the maximum nesting depth inside each function. The deeper the nesting, the lower the code health. The threshold for the C++ language is 7 levels of nesting.","name":"Deep, Nested Complexity","file":"src/gui/widgets/isobrowser.cc","refactoring-examples":null,"change-level":"warning","is-hotspot?":false,"line":488,"what-changed":"PCSX::Widgets::IsoBrowser::draw has a nested complexity depth of 7, threshold = 4","how-to-fix":"Occassionally, it's possible to get rid of the nested logic by [Replacing Conditionals with Guard Clauses](https://refactoring.com/catalog/replaceNestedConditionalWithGuardClauses.html).\n\nAnother viable strategy is to identify smaller building blocks inside the nested chunks of logic and extract those responsibilities into smaller, cohesive, and well-named functions. The [EXTRACT FUNCTION](https://refactoring.com/catalog/extractFunction.html) refactoring explains the steps.","change-type":"introduced"},{"method":"PCSX::Widgets::IsoBrowser::scanAllGaps","why-it-occurs":"Deep nested logic means that you have control structures like if-statements or loops inside other control structures. Deep nested logic increases the cognitive load on the programmer reading the code. The human working memory has a maximum capacity of 3-4 items; beyond that threshold, we struggle with keeping things in our head. Consequently, deep nested logic has a strong correlation to defects and accounts for roughly 20% of all programming mistakes.\n\nCodeScene measures the maximum nesting depth inside each function. The deeper the nesting, the lower the code health. The threshold for the C++ language is 6 levels of nesting.","name":"Deep, Nested Complexity","file":"src/gui/widgets/isobrowser.cc","refactoring-examples":null,"change-level":"warning","is-hotspot?":false,"line":164,"what-changed":"PCSX::Widgets::IsoBrowser::scanAllGaps has a nested complexity depth of 6, threshold = 4","how-to-fix":"Occassionally, it's possible to get rid of the nested logic by [Replacing Conditionals with Guard Clauses](https://refactoring.com/catalog/replaceNestedConditionalWithGuardClauses.html).\n\nAnother viable strategy is to identify smaller building blocks inside the nested chunks of logic and extract those responsibilities into smaller, cohesive, and well-named functions. The [EXTRACT FUNCTION](https://refactoring.com/catalog/extractFunction.html) refactoring explains the steps.","change-type":"introduced"},{"method":"PCSX::Widgets::IsoBrowser::drawFilesystemTree","why-it-occurs":"Deep nested logic means that you have control structures like if-statements or loops inside other control structures. Deep nested logic increases the cognitive load on the programmer reading the code. The human working memory has a maximum capacity of 3-4 items; beyond that threshold, we struggle with keeping things in our head. Consequently, deep nested logic has a strong correlation to defects and accounts for roughly 20% of all programming mistakes.\n\nCodeScene measures the maximum nesting depth inside each function. The deeper the nesting, the lower the code health. The threshold for the C++ language is 5 levels of nesting.","name":"Deep, Nested Complexity","file":"src/gui/widgets/isobrowser.cc","refactoring-examples":null,"change-level":"warning","is-hotspot?":false,"line":61,"what-changed":"PCSX::Widgets::IsoBrowser::drawFilesystemTree has a nested complexity depth of 5, threshold = 4","how-to-fix":"Occassionally, it's possible to get rid of the nested logic by [Replacing Conditionals with Guard Clauses](https://refactoring.com/catalog/replaceNestedConditionalWithGuardClauses.html).\n\nAnother viable strategy is to identify smaller building blocks inside the nested chunks of logic and extract those responsibilities into smaller, cohesive, and well-named functions. The [EXTRACT FUNCTION](https://refactoring.com/catalog/extractFunction.html) refactoring explains the steps.","change-type":"introduced"},{"method":"PCSX::Widgets::IsoBrowser::drawFilesystemFlat","why-it-occurs":"Deep nested logic means that you have control structures like if-statements or loops inside other control structures. Deep nested logic increases the cognitive load on the programmer reading the code. The human working memory has a maximum capacity of 3-4 items; beyond that threshold, we struggle with keeping things in our head. Consequently, deep nested logic has a strong correlation to defects and accounts for roughly 20% of all programming mistakes.\n\nCodeScene measures the maximum nesting depth inside each function. The deeper the nesting, the lower the code health. The threshold for the C++ language is 5 levels of nesting.","name":"Deep, Nested Complexity","file":"src/gui/widgets/isobrowser.cc","refactoring-examples":null,"change-level":"warning","is-hotspot?":false,"line":305,"what-changed":"PCSX::Widgets::IsoBrowser::drawFilesystemFlat has a nested complexity depth of 5, threshold = 4","how-to-fix":"Occassionally, it's possible to get rid of the nested logic by [Replacing Conditionals with Guard Clauses](https://refactoring.com/catalog/replaceNestedConditionalWithGuardClauses.html).\n\nAnother viable strategy is to identify smaller building blocks inside the nested chunks of logic and extract those responsibilities into smaller, cohesive, and well-named functions. The [EXTRACT FUNCTION](https://refactoring.com/catalog/extractFunction.html) refactoring explains the steps.","change-type":"introduced"},{"method":"collectAllEntries","why-it-occurs":"A Complex Method has a high cyclomatic complexity. The recommended threshold for the C++ language is a cyclomatic complexity lower than 9.","name":"Complex Method","file":"src/core/luaiso.cc","refactoring-examples":[{"diff":"diff --git a/complex_method.js b/complex_method.js\nindex 10cce78e6d..0c1a8cabaf 100644\n--- a/complex_method.js\n+++ b/complex_method.js\n@@ -1,15 +1,20 @@\n function postItem(item) {\n   if (!item.id) {\n-    if (item.x != null && item.y != null) {\n-      post(item);\n-    } else {\n-      throw Error(\"Item must have x and y\");\n-    }\n+    // extract a separate function for creating new item\n+    postNew(item);\n   } else {\n-    if (item.x < 10 && item.y > 25) {\n-      put(item);\n-    } else {\n-      throw Error(\"Item must have an x and y value between 10 and 25\");\n-    }\n+    // and one for updating existing items\n+    updateItem(item);\n   }\n }\n+\n+function postNew(item) {\n+  validateNew(item);\n+  post(item);\n+}\n+\n+function updateItem(item) {\n+  validateUpdate(item);\n+  put(item);\n+}\n+\n","language":"c++","improvement-type":"Complex Method"}],"change-level":"warning","is-hotspot?":false,"line":143,"what-changed":"collectAllEntries has a cyclomatic complexity of 10, threshold = 9","how-to-fix":"There are many reasons for Complex Method. Sometimes, another design approach is beneficial such as a) modeling state using an explicit state machine rather than conditionals, or b) using table lookup rather than long chains of logic. In other scenarios, the function can be split using [EXTRACT FUNCTION](https://refactoring.com/catalog/extractFunction.html). Just make sure you extract natural and cohesive functions. Complex Methods can also be addressed by identifying complex conditional expressions and then using the [DECOMPOSE CONDITIONAL](https://refactoring.com/catalog/decomposeConditional.html) refactoring.","change-type":"introduced"},{"method":"readerFindGaps","why-it-occurs":"A Complex Method has a high cyclomatic complexity. The recommended threshold for the C++ language is a cyclomatic complexity lower than 9.","name":"Complex Method","file":"src/core/luaiso.cc","refactoring-examples":[{"diff":"diff --git a/complex_method.js b/complex_method.js\nindex 10cce78e6d..0c1a8cabaf 100644\n--- a/complex_method.js\n+++ b/complex_method.js\n@@ -1,15 +1,20 @@\n function postItem(item) {\n   if (!item.id) {\n-    if (item.x != null && item.y != null) {\n-      post(item);\n-    } else {\n-      throw Error(\"Item must have x and y\");\n-    }\n+    // extract a separate function for creating new item\n+    postNew(item);\n   } else {\n-    if (item.x < 10 && item.y > 25) {\n-      put(item);\n-    } else {\n-      throw Error(\"Item must have an x and y value between 10 and 25\");\n-    }\n+    // and one for updating existing items\n+    updateItem(item);\n   }\n }\n+\n+function postNew(item) {\n+  validateNew(item);\n+  post(item);\n+}\n+\n+function updateItem(item) {\n+  validateUpdate(item);\n+  put(item);\n+}\n+\n","language":"c++","improvement-type":"Complex Method"}],"change-level":"warning","is-hotspot?":false,"line":166,"what-changed":"readerFindGaps has a cyclomatic complexity of 9, threshold = 9","how-to-fix":"There are many reasons for Complex Method. Sometimes, another design approach is beneficial such as a) modeling state using an explicit state machine rather than conditionals, or b) using table lookup rather than long chains of logic. In other scenarios, the function can be split using [EXTRACT FUNCTION](https://refactoring.com/catalog/extractFunction.html). Just make sure you extract natural and cohesive functions. Complex Methods can also be addressed by identifying complex conditional expressions and then using the [DECOMPOSE CONDITIONAL](https://refactoring.com/catalog/decomposeConditional.html) refactoring.","change-type":"introduced"},{"method":"readerListDir","why-it-occurs":"A Complex Method has a high cyclomatic complexity. The recommended threshold for the C++ language is a cyclomatic complexity lower than 9.","name":"Complex Method","file":"src/core/luaiso.cc","refactoring-examples":[{"diff":"diff --git a/complex_method.js b/complex_method.js\nindex 10cce78e6d..0c1a8cabaf 100644\n--- a/complex_method.js\n+++ b/complex_method.js\n@@ -1,15 +1,20 @@\n function postItem(item) {\n   if (!item.id) {\n-    if (item.x != null && item.y != null) {\n-      post(item);\n-    } else {\n-      throw Error(\"Item must have x and y\");\n-    }\n+    // extract a separate function for creating new item\n+    postNew(item);\n   } else {\n-    if (item.x < 10 && item.y > 25) {\n-      put(item);\n-    } else {\n-      throw Error(\"Item must have an x and y value between 10 and 25\");\n-    }\n+    // and one for updating existing items\n+    updateItem(item);\n   }\n }\n+\n+function postNew(item) {\n+  validateNew(item);\n+  post(item);\n+}\n+\n+function updateItem(item) {\n+  validateUpdate(item);\n+  put(item);\n+}\n+\n","language":"c++","improvement-type":"Complex Method"}],"change-level":"warning","is-hotspot?":false,"line":80,"what-changed":"readerListDir has a cyclomatic complexity of 9, threshold = 9","how-to-fix":"There are many reasons for Complex Method. Sometimes, another design approach is beneficial such as a) modeling state using an explicit state machine rather than conditionals, or b) using table lookup rather than long chains of logic. In other scenarios, the function can be split using [EXTRACT FUNCTION](https://refactoring.com/catalog/extractFunction.html). Just make sure you extract natural and cohesive functions. Complex Methods can also be addressed by identifying complex conditional expressions and then using the [DECOMPOSE CONDITIONAL](https://refactoring.com/catalog/decomposeConditional.html) refactoring.","change-type":"introduced"},{"method":"stripSelfParent","why-it-occurs":"A complex conditional is an expression inside a branch such as an <code>if</code>-statmeent which consists of multiple, logical operations. Example: <code>if (x.started() && y.running())</code>.Complex conditionals make the code even harder to read, and contribute to the Complex Method code smell. Encapsulate them.","name":"Complex Conditional","file":"src/core/luaiso.cc","refactoring-examples":[{"diff":"diff --git a/complex_conditional.js b/complex_conditional.js\nindex c43da09584..94259ce874 100644\n--- a/complex_conditional.js\n+++ b/complex_conditional.js\n@@ -1,16 +1,34 @@\n function messageReceived(message, timeReceived) {\n-   // Ignore all messages which aren't from known customers:\n-   if (!message.sender &&\n-       customers.getId(message.name) == null) {\n+   // Refactoring #1: encapsulate the business rule in a\n+   // function. A clear name replaces the need for the comment:\n+   if (!knownCustomer(message)) {\n      log('spam received -- ignoring');\n      return;\n    }\n \n-  // Provide an auto-reply when outside business hours:\n-  if ((timeReceived.getHours() > 17) ||\n-      (timeReceived.getHours() < 8)) {\n+  // Refactoring #2: encapsulate the business rule.\n+  // Again, note how a clear function name replaces the\n+  // need for a code comment:\n+  if (outsideBusinessHours(timeReceived)) {\n     return autoReplyTo(message);\n   }\n \n   pingAgentFor(message);\n+}\n+\n+function outsideBusinessHours(timeReceived) {\n+  // Refactoring #3: replace magic numbers with\n+  // symbols that communicate with the code reader:\n+  const closingHour = 17;\n+  const openingHour = 8;\n+\n+  const hours = timeReceived.getHours();\n+\n+  // Refactoring #4: simple conditional rules can\n+  // be further clarified by introducing a variable:\n+  const afterClosing = hours > closingHour;\n+  const beforeOpening = hours < openingHour;\n+\n+  // Yeah -- look how clear the business rule is now!\n+  return afterClosing || beforeOpening;\n }\n\\ No newline at end of file\n","language":"c++","improvement-type":"Complex Conditional"}],"change-level":"warning","is-hotspot?":false,"line":74,"what-changed":"stripSelfParent has 1 complex conditionals with 2 branches, threshold = 2","how-to-fix":"Apply the [DECOMPOSE CONDITIONAL](https://refactoring.com/catalog/decomposeConditional.html) refactoring so that the complex conditional is encapsulated in a separate function with a good name that captures the business rule. Optionally, for simple expressions, introduce a new variable which holds the result of the complex conditional.","change-type":"introduced"},{"method":"collectAllEntries","why-it-occurs":"A complex conditional is an expression inside a branch such as an <code>if</code>-statmeent which consists of multiple, logical operations. Example: <code>if (x.started() && y.running())</code>.Complex conditionals make the code even harder to read, and contribute to the Complex Method code smell. Encapsulate them.","name":"Complex Conditional","file":"src/core/luaiso.cc","refactoring-examples":[{"diff":"diff --git a/complex_conditional.js b/complex_conditional.js\nindex c43da09584..94259ce874 100644\n--- a/complex_conditional.js\n+++ b/complex_conditional.js\n@@ -1,16 +1,34 @@\n function messageReceived(message, timeReceived) {\n-   // Ignore all messages which aren't from known customers:\n-   if (!message.sender &&\n-       customers.getId(message.name) == null) {\n+   // Refactoring #1: encapsulate the business rule in a\n+   // function. A clear name replaces the need for the comment:\n+   if (!knownCustomer(message)) {\n      log('spam received -- ignoring');\n      return;\n    }\n \n-  // Provide an auto-reply when outside business hours:\n-  if ((timeReceived.getHours() > 17) ||\n-      (timeReceived.getHours() < 8)) {\n+  // Refactoring #2: encapsulate the business rule.\n+  // Again, note how a clear function name replaces the\n+  // need for a code comment:\n+  if (outsideBusinessHours(timeReceived)) {\n     return autoReplyTo(message);\n   }\n \n   pingAgentFor(message);\n+}\n+\n+function outsideBusinessHours(timeReceived) {\n+  // Refactoring #3: replace magic numbers with\n+  // symbols that communicate with the code reader:\n+  const closingHour = 17;\n+  const openingHour = 8;\n+\n+  const hours = timeReceived.getHours();\n+\n+  // Refactoring #4: simple conditional rules can\n+  // be further clarified by introducing a variable:\n+  const afterClosing = hours > closingHour;\n+  const beforeOpening = hours < openingHour;\n+\n+  // Yeah -- look how clear the business rule is now!\n+  return afterClosing || beforeOpening;\n }\n\\ No newline at end of file\n","language":"c++","improvement-type":"Complex Conditional"}],"change-level":"warning","is-hotspot?":false,"line":149,"what-changed":"collectAllEntries has 1 complex conditionals with 2 branches, threshold = 2","how-to-fix":"Apply the [DECOMPOSE CONDITIONAL](https://refactoring.com/catalog/decomposeConditional.html) refactoring so that the complex conditional is encapsulated in a separate function with a good name that captures the business rule. Optionally, for simple expressions, introduce a new variable which holds the result of the complex conditional.","change-type":"introduced"},{"method":"PCSX::ISO9660Reader::ISO9660Reader","why-it-occurs":"A Bumpy Road is a function that contains multiple chunks of nested conditional logic inside the same function. The deeper the nesting and the more bumps, the lower the code health.\n\nA bumpy code road represents a lack of encapsulation which becomes an obstacle to comprehension. In imperative languages there’s also an increased risk for feature entanglement, which leads to complex state management. CodeScene considers the following rules for the code health impact: 1) The deeper the nested conditional logic of each bump, the higher the tax on our working memory. 2) The more bumps inside a function, the more expensive it is to refactor as each bump represents a missing abstraction. 3) The larger each bump – that is, the more lines of code it spans – the harder it is to build up a mental model of the function. The nesting depth for what is considered a bump is  levels of conditionals.","name":"Bumpy Road Ahead","file":"src/cdrom/iso9660-reader.cc","refactoring-examples":null,"change-level":"warning","is-hotspot?":false,"line":26,"what-changed":"PCSX::ISO9660Reader::ISO9660Reader has 2 blocks with nested conditional logic. Any nesting of 2 or deeper is considered. Threshold is 2 blocks per function","how-to-fix":"Bumpy Road implementations indicate a lack of encapsulation. Check out the detailed description of the [Bumpy Road code health issue](https://codescene.com/blog/bumpy-road-code-complexity-in-context/).\n\nA Bumpy Road often suggests that the function/method does too many things. The first refactoring step is to identify the different possible responsibilities of the function. Consider extracting those responsibilities into smaller, cohesive, and well-named functions. The [EXTRACT FUNCTION](https://refactoring.com/catalog/extractFunction.html) refactoring is the primary response.","change-type":"introduced"}]},"positive-impact-count":0,"repo":"pcsx-redux","code-health":2.7853869230815005,"version":"3.0","authors":["Nicolas 'Pixel' Noble","Nicolas \"Pixel\" Noble"],"directives":{"added":[],"removed":[]},"positive-findings":{"number-of-types":0,"number-of-files-touched":0,"findings":[]},"notices":{"number-of-types":0,"number-of-files-touched":0,"findings":[]},"external-review-provider":"GitHub"},"analysistime":"2026-04-20T05:19:10.000Z","project-name":"pcsx-redux","repository":"https://github.com/grumpycoders/pcsx-redux.git"}}