Add ERC-1155 support (#342)

Author: cbovis

src/app/routes/v1/tokens.js

@@ -13,11 +13,13 @@ const validatePeriod = require('../../middleware/validate-period');
 const TOKEN_TYPE_MAP = {
   [TOKEN_TYPE.ERC20]: 'erc-20',
   [TOKEN_TYPE.ERC721]: 'erc-721',
+  [TOKEN_TYPE.ERC1155]: 'erc-1155',
 };
 
 const TOKEN_TYPE_REVERSE_MAP = {
   'erc-20': TOKEN_TYPE.ERC20,
   'erc-721': TOKEN_TYPE.ERC721,
+  'erc-1155': TOKEN_TYPE.ERC1155,
 };
 
 const validTokenTypes = _.values(TOKEN_TYPE_MAP);

src/constants.js

@@ -18,6 +18,7 @@ module.exports = {
   TOKEN_TYPE: {
     ERC20: 0,
     ERC721: 1,
+    ERC1155: 2,
   },
   TRADER_TYPE: {
     MAKER: 0,

src/tokens/format-token-type.js

@@ -10,6 +10,8 @@ const formatTokenType = tokenType => {
       return 'erc-20';
     case TOKEN_TYPE.ERC721:
       return 'erc-721';
+    case TOKEN_TYPE.ERC1155:
+      return 'erc-1155';
     default:
       throw new Error(`Unrecognised token type: ${tokenType}`);
   }

src/tokens/format-token-type.test.js

@@ -20,6 +20,12 @@ describe('formatTokenType', () => {
     expect(formatted).toBe('erc-721');
   });
 
+  it('should format ERC-1155 token type', () => {
+    const formatted = formatTokenType(TOKEN_TYPE.ERC1155);
+
+    expect(formatted).toBe('erc-1155');
+  });
+
   it('should throw an error when formatting unknown token type', () => {
     expect(() => {
       formatTokenType(999);