mcordingley/LinearAlgebra

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src/Matrix.php

Summary

Maintainability
C
1 day
Test Coverage
A
99%

Matrix has 41 functions (exceeds 20 allowed). Consider refactoring.
Open

class Matrix implements ArrayAccess
{
    /** @var array */
    protected $internal;

Severity: Minor
Found in src/Matrix.php - About 5 hrs to fix

    File Matrix.php has 352 lines of code (exceeds 250 allowed). Consider refactoring.
    Open

    <?php
    
    declare(strict_types = 1);
    
    namespace MCordingley\LinearAlgebra;
    Severity: Minor
    Found in src/Matrix.php - About 4 hrs to fix

      Function multiplyMatrix has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.
      Open

          final public function multiplyMatrix(self $value): self
          {
              if ($this->getColumnCount() !== $value->getRowCount()) {
                  throw new MatrixException('Cannot multiply matrices of these sizes.');
              }
      Severity: Minor
      Found in src/Matrix.php - 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

      Function pad has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.
      Open

          private function pad(int $size): self
          {
              $nextPower = pow(2, ceil(log($size, 2)));
              $padded = $this->toArray();
      
      
      Severity: Minor
      Found in src/Matrix.php - 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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