Improve output of operations to show details about dev versions

src/Composer/DependencyResolver/Operation/InstallOperation.php

@@ -61,6 +61,6 @@ class InstallOperation extends SolverOperation
      */
     public function __toString()
     {
-        return 'Installing '.$this->package->getPrettyName().' ('.$this->package->getPrettyVersion().')';
+        return 'Installing '.$this->package->getPrettyName().' ('.$this->formatVersion($this->package).')';
     }
 }

src/Composer/DependencyResolver/Operation/SolverOperation.php

@@ -42,4 +42,13 @@ abstract class SolverOperation implements OperationInterface
     {
         return $this->reason;
     }
+
+    protected function formatVersion(PackageInterface $package)
+    {
+        if (!$package->isDev() || !in_array($package->getSourceType(), array('hg', 'git'))) {
+            return $package->getPrettyVersion();
+        }
+
+        return $package->getPrettyVersion().' '.substr($package->getSourceReference(), 0, 6);
+    }
 }

src/Composer/DependencyResolver/Operation/UninstallOperation.php

@@ -61,6 +61,6 @@ class UninstallOperation extends SolverOperation
      */
     public function __toString()
     {
-        return 'Uninstalling '.$this->package->getPrettyName().' ('.$this->package->getPrettyVersion().')';
+        return 'Uninstalling '.$this->package->getPrettyName().' ('.$this->formatVersion($this->package).')';
     }
 }

src/Composer/DependencyResolver/Operation/UpdateOperation.php

@@ -74,7 +74,7 @@ class UpdateOperation extends SolverOperation
      */
     public function __toString()
     {
-        return 'Updating '.$this->initialPackage->getPrettyName().' ('.$this->initialPackage->getPrettyVersion().') to '.
-            $this->targetPackage->getPrettyName(). ' ('.$this->targetPackage->getPrettyVersion().')';
+        return 'Updating '.$this->initialPackage->getPrettyName().' ('.$this->formatVersion($this->initialPackage).') to '.
+            $this->targetPackage->getPrettyName(). ' ('.$this->formatVersion($this->targetPackage).')';
     }
 }