Use prettier on generated code, and fixed tests

.prettierrc

@@ -6,3 +6,4 @@ semi: false
 singleQuote: true
 tabWidth: 4
 trailingComma: 'es5'
+parser: typescript

src/codegen.ts

@@ -1,4 +1,5 @@
 import * as ts from 'typescript'
+import * as prettier from 'prettier'
 
 import {
     EOSIO_CORE_CLASSES,
@@ -115,5 +116,6 @@ export async function codegen(contractName, abi) {
         ts.NodeFlags.None
     )
 
-    return printer.printFile(sourceFile)
+    const options = await prettier.resolveConfig(process.cwd())
+    return await prettier.format(printer.printFile(sourceFile), options)
 }

test/tests/codegen.ts

@@ -1,7 +1,7 @@
 import {assert} from 'chai'
+import fs from 'fs'
 import {ABI, APIClient, Name} from '@wharfkit/antelope'
 import {makeClient} from '@wharfkit/mock-data'
-
 import {Contract} from 'src/contract'
 
 import * as MockRewardsGm from '$test/data/contracts/mock-rewards'
@@ -11,19 +11,20 @@ import {runGenericContractTests} from './contract'
     const GeneratedRewardsGm = await generateCodegenContract('rewards.gm')
     const contracts = {
         MockRewardsGm,
-        // GeneratedRewardsGm, // TODO: DISABLED - readd to test codegen
+        GeneratedRewardsGm,
+    }
+
+    const files = {
+        mock: fs.readFileSync('test/data/contracts/mock-rewards.ts').toString('utf-8'),
+        generated: GeneratedRewardsGm.text,
     }
+
     const client = makeClient('https://eos.greymass.com')
 
     suite('codegen', function () {
-        // TODO: DISABLED - reimplement
-        // test('Contracts are identical', function () {
-        //     // TODO: We need a better way to compare the files too, like w/ imports etc
-        //     assert.equal(
-        //         JSON.stringify(contracts.MockRewardsGm),
-        //         JSON.stringify(contracts.GeneratedRewardsGm)
-        //     )
-        // })
+        test('Contracts are identical', function () {
+            assert.equal(files.mock, files.generated)
+        })
         Object.keys(contracts).forEach((contractKey) => {
             suite(`Testing namespace ${contractKey}`, function () {
                 // The `RewardsGm` namespace

test/utils/codegen.ts

@@ -9,21 +9,24 @@ export async function generateCodegenContract(contractName: string) {
     const abi = new ABI(JSON.parse(abiJson))
 
     // Generate the code
-    let generatedCode = await codegen(contractName, abi)
+    const generatedCode = await codegen(contractName, abi)
 
-    generatedCode = generatedCode.replace('@wharfkit/contract', '../../src/index')
+    const testGeneratedCode = generatedCode.replace('@wharfkit/contract', '../../src/index')
 
     // Create the tmp directory under the test directory if it does not exist
     if (!fs.existsSync('test/tmp')) {
         fs.mkdirSync('test/tmp')
     }
 
     // Write the generated code to a file in the tmp directory
-    fs.writeFileSync(path.join('test/tmp', `${contractName}.ts`), generatedCode, {
+    fs.writeFileSync(path.join('test/tmp', `${contractName}.ts`), testGeneratedCode, {
         encoding: 'utf8',
     })
 
-    return await import(`../tmp/${contractName}`)
+    return {
+        import: await import(`../tmp/${contractName}`),
+        text: generatedCode,
+    }
 }
 
 export function removeCodegenContracts() {