PromPHP · LKaemmerling · Oct 18, 2024 · Oct 16, 2024
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
@@ -15,6 +15,22 @@ jobs:
 
     name: P${{ matrix.php }} - ${{ matrix.dependency-version }} - ${{ matrix.os }} - ${{ matrix.redis-version }}
 
+    # Service container with PostgreSQL
+    services:
+      postgres:
+        image: postgres
+        env:
+          POSTGRES_PASSWORD: root
+          POSTGRES_USER: root
+          POSTGRES_DB: test
+        options: >-
+          --health-cmd pg_isready
+          --health-interval 10s
+          --health-timeout 5s
+          --health-retries 5
+        ports:
+          - 5432:5432
+
     env:
       # The hostname used to communicate with the Redis service container
       REDIS_HOST: redis
@@ -64,4 +80,11 @@ jobs:
           TEST_PDO_DSN: 'mysql:host=localhost;dbname=test'
           TEST_PDO_USERNAME: 'root'
           TEST_PDO_PASSWORD: 'root'
+        run: vendor/bin/phpunit tests/Test/Prometheus/PDO
+
+      - name: Execute PDO tests with PostgreSQL
+        env:
+          TEST_PDO_DSN: 'pgsql:host=localhost;dbname=test'
+          TEST_PDO_USERNAME: 'root'
+          TEST_PDO_PASSWORD: 'root'
         run: vendor/bin/phpunit tests/Test/Prometheus/PDO
diff --git a/phpstan.neon.dist b/phpstan.neon.dist
@@ -6,3 +6,5 @@ parameters:
     paths:
         - src
         - tests
+    ignoreErrors:
+        - '#Call to method Redis::[a-zA-Z0-9_]+\(\) with incorrect case: [a-zA-Z0-9_]+#'
diff --git a/src/Prometheus/CollectorRegistry.php b/src/Prometheus/CollectorRegistry.php
@@ -95,7 +95,7 @@ public function getMetricFamilySamples(bool $sortMetrics = true): array
      * @return Gauge
      * @throws MetricsRegistrationException
      */
-    public function registerGauge(string $namespace, string $name, string $help, $labels = []): Gauge
+    public function registerGauge(string $namespace, string $name, string $help, array $labels = []): Gauge
     {
         $metricIdentifier = self::metricIdentifier($namespace, $name);
         if (isset($this->gauges[$metricIdentifier])) {
@@ -136,7 +136,7 @@ public function getGauge(string $namespace, string $name): Gauge
      * @return Gauge
      * @throws MetricsRegistrationException
      */
-    public function getOrRegisterGauge(string $namespace, string $name, string $help, $labels = []): Gauge
+    public function getOrRegisterGauge(string $namespace, string $name, string $help, array $labels = []): Gauge
     {
         try {
             $gauge = $this->getGauge($namespace, $name);
@@ -155,7 +155,7 @@ public function getOrRegisterGauge(string $namespace, string $name, string $help
      * @return Counter
      * @throws MetricsRegistrationException
      */
-    public function registerCounter(string $namespace, string $name, string $help, $labels = []): Counter
+    public function registerCounter(string $namespace, string $name, string $help, array $labels = []): Counter
     {
         $metricIdentifier = self::metricIdentifier($namespace, $name);
         if (isset($this->counters[$metricIdentifier])) {
@@ -196,7 +196,7 @@ public function getCounter(string $namespace, string $name): Counter
      * @return Counter
      * @throws MetricsRegistrationException
      */
-    public function getOrRegisterCounter(string $namespace, string $name, string $help, $labels = []): Counter
+    public function getOrRegisterCounter(string $namespace, string $name, string $help, array $labels = []): Counter
     {
         try {
             $counter = $this->getCounter($namespace, $name);
@@ -211,7 +211,7 @@ public function getOrRegisterCounter(string $namespace, string $name, string $he
      * @param string $name e.g. duration_seconds
      * @param string $help e.g. A histogram of the duration in seconds.
      * @param string[] $labels e.g. ['controller', 'action']
-     * @param mixed[]|null $buckets e.g. [100, 200, 300]
+     * @param float[]|null $buckets e.g. [100.0, 200.0, 300.0]
      *
      * @return Histogram
      * @throws MetricsRegistrationException
@@ -221,7 +221,7 @@ public function registerHistogram(
         string $name,
         string $help,
         array $labels = [],
-        array $buckets = null
+        ?array $buckets = null
     ): Histogram {
         $metricIdentifier = self::metricIdentifier($namespace, $name);
         if (isset($this->histograms[$metricIdentifier])) {
@@ -259,7 +259,7 @@ public function getHistogram(string $namespace, string $name): Histogram
      * @param string $name e.g. duration_seconds
      * @param string $help e.g. A histogram of the duration in seconds.
      * @param string[] $labels e.g. ['controller', 'action']
-     * @param float[]|null $buckets e.g. [100, 200, 300]
+     * @param float[]|null $buckets e.g. [100.0, 200.0, 300.0]
      *
      * @return Histogram
      * @throws MetricsRegistrationException
@@ -269,7 +269,7 @@ public function getOrRegisterHistogram(
         string $name,
         string $help,
         array $labels = [],
-        array $buckets = null
+        ?array $buckets = null
     ): Histogram {
         try {
             $histogram = $this->getHistogram($namespace, $name);
@@ -297,7 +297,7 @@ public function registerSummary(
         string $help,
         array $labels = [],
         int $maxAgeSeconds = 600,
-        array $quantiles = null
+        ?array $quantiles = null
     ): Summary {
         $metricIdentifier = self::metricIdentifier($namespace, $name);
         if (isset($this->summaries[$metricIdentifier])) {
@@ -348,7 +348,7 @@ public function getOrRegisterSummary(
         string $help,
         array $labels = [],
         int $maxAgeSeconds = 600,
-        array $quantiles = null
+        ?array $quantiles = null
     ): Summary {
         try {
             $summary = $this->getSummary($namespace, $name);

diff --git a/src/Prometheus/Counter.php b/src/Prometheus/Counter.php
@@ -28,7 +28,7 @@ public function inc(array $labels = []): void
 
     /**
      * @param int|float $count e.g. 2
-     * @param mixed[] $labels e.g. ['status', 'opcode']
+     * @param string[] $labels e.g. ['status', 'opcode']
      */
     public function incBy($count, array $labels = []): void
     {

diff --git a/src/Prometheus/Gauge.php b/src/Prometheus/Gauge.php
@@ -11,7 +11,7 @@ class Gauge extends Collector
     const TYPE = 'gauge';
 
     /**
-     * @param double $value e.g. 123
+     * @param float $value e.g. 123.0
      * @param string[] $labels e.g. ['status', 'opcode']
      */
     public function set(float $value, array $labels = []): void

diff --git a/src/Prometheus/Histogram.php b/src/Prometheus/Histogram.php
@@ -30,7 +30,7 @@ public function __construct(
         string $name,
         string $help,
         array $labels = [],
-        array $buckets = null
+        ?array $buckets = null
     ) {
         parent::__construct($adapter, $namespace, $name, $help, $labels);
 
@@ -113,7 +113,7 @@ public static function exponentialBuckets(float $start, float $growthFactor, int
     }
 
     /**
-     * @param double $value e.g. 123
+     * @param float $value e.g. 123.0
      * @param string[]  $labels e.g. ['status', 'opcode']
      */
     public function observe(float $value, array $labels = []): void
-Original file line number
+Diff line change
@@ Expand Up / @@ -6,3 +6,5 @@ parameters: @@
         paths:
             - src
             - tests
+        ignoreErrors:
+            - '#Call to method Redis::[a-zA-Z0-9_]+\(\) with incorrect case: [a-zA-Z0-9_]+#'