feat: add snowscan explorer (#30)

Author: ape364

README.md

@@ -42,6 +42,7 @@ Supports blockchain explorers:
 * [FtmScan](https://docs.ftmscan.com/getting-started/endpoint-urls)
 * [Basescan](https://docs.basescan.org/getting-started/endpoint-urls)
 * [Taikoscan](https://docs.taikoscan.io/getting-started/endpoint-urls)
+* [SnowScan](https://docs.snowscan.xyz/getting-started/endpoint-urls)
 
 ## Installation
 

aioetherscan/url_builder.py

@@ -13,6 +13,7 @@ class UrlBuilder:
         'arbitrum': ('arbiscan.io', 'ETH'),
         'fantom': ('ftmscan.com', 'FTM'),
         'taiko': ('taikoscan.io', 'ETH'),
+        'snowscan': ('snowscan.xyz', 'ETH'),
     }
 
     BASE_URL: str = None

tests/test_url_builder.py

@@ -55,6 +55,8 @@ def test_filter_params(ub):
         ('fantom', 'testnet', 'https://api-testnet.ftmscan.com/api'),
         ('taiko', 'main', 'https://api.taikoscan.io/api'),
         ('taiko', 'hekla', 'https://api-hekla.taikoscan.io/api'),
+        ('snowscan', 'main', 'https://api.snowscan.xyz/api'),
+        ('snowscan', 'testnet', 'https://api-testnet.snowscan.xyz/api'),
     ],
 )
 def test_api_url(api_kind, network_name, expected):
@@ -89,6 +91,8 @@ def test_api_url(api_kind, network_name, expected):
         ('fantom', 'testnet', 'https://testnet.ftmscan.com'),
         ('taiko', 'main', 'https://taikoscan.io'),
         ('taiko', 'hekla', 'https://hekla.taikoscan.io'),
+        ('snowscan', 'main', 'https://snowscan.xyz'),
+        ('snowscan', 'testnet', 'https://testnet.snowscan.xyz'),
     ],
 )
 def test_base_url(api_kind, network_name, expected):