Basic support for Postgres UUID columns with the Laravel 5 schema builder

app_Database_PostgresConnection.php

<?php 

namespace App\Database;

use App\Database\Schema\Blueprint;
use App\Database\Schema\PostgresGrammar;
use Illuminate\Database\PostgresConnection as BasePostgresConnection;

class PostgresConnection extends BasePostgresConnection
{

    /**
     * Get the default schema grammar instance.
     *
     * @return PostgresGrammar
     */
    protected function getDefaultSchemaGrammar()
    {
        return $this->withTablePrefix(new PostgresGrammar);
    }

    /**
     * Get a schema builder instance for the connection.
     *
     * @return \Illuminate\Database\Schema\Builder
     */
    public function getSchemaBuilder()
    {
        $schemaBuilder = parent::getSchemaBuilder();

        $schemaBuilder->blueprintResolver(function ($table, $callback) {
            return new Blueprint($table, $callback);
        });

        return $schemaBuilder;
    }


}

app_Database_Schema_Blueprint.php

<?php 

namespace App\Database\Schema;

use Illuminate\Database\Schema\Blueprint as BaseBlueprint;

class Blueprint extends BaseBlueprint
{
    /**
     * Create a new UUID column on the table.
     *
     * @param  string  $column
     * @return \Illuminate\Support\Fluent
     */
    public function uuid($column)
    {
        return $this->addColumn('uuid', $column);
    }
}

app_Database_Schema_PostgresGrammar.php

<?php namespace App\Database\Schema;

use Illuminate\Database\Schema\Grammars\PostgresGrammar as BasePostgresGrammar;
use Illuminate\Support\Fluent;

class PostgresGrammar extends BasePostgresGrammar
{

    /**
     * Create the column definition for a UUID type.
     *
     * @param  \Illuminate\Support\Fluent  $column
     * @return string
     */
    public function typeUuid(Fluent $column)
    {
        return 'uuid';
    }

}

app_Providers_DatabaseServiceProvider.php

<?php

namespace App\Providers;

use App\Database\PostgresConnection;
use Illuminate\Support\ServiceProvider;

class DatabaseServiceProvider extends ServiceProvider
{
    /**
     * Register the application services.
     *
     * @return void
     */
    public function register()
    {
        $this->app->singleton('db.connection.pgsql', PostgresConnection::class);
    }

}