fixes

.github/workflows/main.yml

@@ -193,7 +193,7 @@ jobs:
     - name: Setup Composer
       run: composer install
     - name: phpcs
-      run: vendor/bin/phpcs ./ --standard="Build/Config/phpcs.xml" -s --report=full
+      run: vendor/bin/phpcs --severity=1 ./ --standard="Build/Config/phpcs.xml" -s --report=full
   linting:
     runs-on: ubuntu-latest
     if: "!contains(github.event.head_commit.message, 'NO_CI')"

Business/Marketing/Metrics.php

@@ -145,7 +145,8 @@ final class Metrics
      * @param array $purchaseProbability Purchase probabilities for different periods
      * @param array $payoffs             Payoff vector (first element = payoff - cost, other elements = -cost, last element = 0)
      *
-     * @return Matrix A vector which shows in row i the return of the customer if he didn't buy i - 1 times before (=recency of the customer = how many periods has it been since he bought the last time)
+     * @return Matrix A vector which shows in row i the return of the customer if he didn't buy i - 1 times before
+     *                (=recency of the customer = how many periods has it been since he bought the last time)
      *
      * @since 1.0.0
      */

CONTRIBUTING.md

@@ -31,7 +31,7 @@ In rare  cases errors, failures or warnings during the automatic inspection are
 Automated checks which are run during the review process:
 
 ```sh
-php ./vendor/bin/phpcs ./ --standard="Build/Config/phpcs.xml"
+php ./vendor/bin/phpcs --severity=1 ./ --standard="Build/Config/phpcs.xml"
 npx eslint ./ -c ./Build/Config/.eslintrc.json
 ```
 

Math/Stochastic/NaiveBayesClassifier.php

@@ -149,7 +149,10 @@ final class NaiveBayesClassifier
                 }
             } else {
                 $p = (1 / \sqrt(2 * \M_PI * $this->probabilities['criteria'][$criteria]['attr'][$attr]['variance'])
-                        * \exp(-($value - $this->probabilities['criteria'][$criteria]['attr'][$attr]['mean']) ** 2 / (2 * $this->probabilities['criteria'][$criteria]['attr'][$attr]['variance'])))
+                        * \exp(-($value - $this->probabilities['criteria'][$criteria]['attr'][$attr]['mean']) ** 2
+                            / (2 * $this->probabilities['criteria'][$criteria]['attr'][$attr]['variance'])
+                        )
+                    )
                     * ($this->probabilities['criteria'][$criteria]['count'] / $this->probabilities['count'])
                     / $this->probabilities['attr'][$attr]['data'];
 
@@ -177,14 +180,20 @@ final class NaiveBayesClassifier
             foreach ($subDict as $attr => $valueArray) {
                 if ($valueArray['type'] === 2) {
                     $this->probabilities['criteria'][$criteria]['attr'][$attr]['mean']     = Average::arithmeticMean($this->dict[$criteria][$attr]['data']);
-                    $this->probabilities['criteria'][$criteria]['attr'][$attr]['variance'] = MeasureOfDispersion::sampleVariance($this->dict[$criteria][$attr]['data'], $this->probabilities['criteria'][$criteria]['attr'][$attr]['mean']);
+                    $this->probabilities['criteria'][$criteria]['attr'][$attr]['variance'] = MeasureOfDispersion::sampleVariance(
+                        $this->dict[$criteria][$attr]['data'],
+                        $this->probabilities['criteria'][$criteria]['attr'][$attr]['mean']
+                    );
 
                     if (!isset($this->probabilities['attr'][$attr])) {
                         $this->probabilities['attr'][$attr] = ['data' => 0.0];
                     }
 
                     $this->probabilities['attr'][$attr]['data'] += (1 / \sqrt(2 * \M_PI * $this->probabilities['criteria'][$criteria]['attr'][$attr]['variance'])
-                            * \exp(-($toMatch[$attr] - $this->probabilities['criteria'][$criteria]['attr'][$attr]['mean']) ** 2 / (2 * $this->probabilities['criteria'][$criteria]['attr'][$attr]['variance'])))
+                            * \exp(-($toMatch[$attr] - $this->probabilities['criteria'][$criteria]['attr'][$attr]['mean']) ** 2
+                                / (2 * $this->probabilities['criteria'][$criteria]['attr'][$attr]['variance'])
+                            )
+                        )
                         * ($this->probabilities['criteria'][$criteria]['count'] / $this->probabilities['count']);
                 } else {
                     if (!isset($this->probabilities['attr'][$attr])) {

Message/Console/ConsoleResponse.php

@@ -138,7 +138,7 @@ final class ConsoleResponse extends ResponseAbstract implements RenderableInterf
             $render .= StringUtils::stringify($response);
         }
 
-        return $render;
+        return $optimize ? \trim($render) : $render;
     }
 
     /**

Message/Http/Rest.php

@@ -89,7 +89,8 @@ final class Rest
                 $boundary = '----' . \uniqid();
                 $data     = self::createMultipartData($boundary, $request->getData());
 
-                // @todo: replace boundary/ with the correct boundary= in the future. Currently this cannot be done due to a bug. If we do it now the server cannot correclty populate php://input
+                // @todo: replace boundary/ with the correct boundary= in the future.
+                //        Currently this cannot be done due to a bug. If we do it now the server cannot correclty populate php://input
                 $headers['content-type']   = 'Content-Type: multipart/form-data; boundary/' . $boundary;
                 $headers['content-length'] = 'Content-Length: ' . \strlen($data);