Merge pull request #5 from PapsOu/patch-2

Allow override of static method Dijkstra::distance
bmichotte · Jul 18, 2019 · 12fd031 · 12fd031
2 parents f5df426 + 93e142b
commit 12fd031
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Showing 2 changed files with 4 additions and 3 deletions.
diff --git a/composer.json b/composer.json
@@ -14,7 +14,8 @@
         }
     ],
     "require": {
-        "php": "^7.1"
+        "php": "^7.1",
+        "ext-bcmath": "*"
     },
     "require-dev": {
         "ext-gd": "*",

diff --git a/src/Dijkstra.php b/src/Dijkstra.php
@@ -130,9 +130,9 @@ protected function calculateWeight(Point $parent, Point $child): void
          * ENDIF
          */
         if (! $this->weights[$child->ref]['passed']
-            && ($this->weights[$parent->ref]['weight'] + self::distance($parent, $child) < $this->weights[$child->ref]['weight']
+            && ($this->weights[$parent->ref]['weight'] + static::distance($parent, $child) < $this->weights[$child->ref]['weight']
                 || $this->weights[$child->ref]['weight'] === -1)) {
-            $this->weights[$child->ref]['weight'] = $this->weights[$parent->ref]['weight'] + self::distance($parent, $child);
+            $this->weights[$child->ref]['weight'] = $this->weights[$parent->ref]['weight'] + static::distance($parent, $child);
             $this->predecessors[$child->ref]['previous'] = $parent;
         }
     }