From a9779579462b2fa8b8bcc4e617f05147c749fb26 Mon Sep 17 00:00:00 2001
From: Xianny <8582774+xianny@users.noreply.github.com>
Date: Tue, 16 Jul 2019 12:25:08 -0700
Subject: [PATCH] Require `compiler` field in published artifacts for v3
 (#1961)

---
 packages/contract-artifacts/src/transform.ts                | 1 +
 packages/contract-artifacts/test/contract_artifacts_test.ts | 4 ++++
 2 files changed, 5 insertions(+)

diff --git a/packages/contract-artifacts/src/transform.ts b/packages/contract-artifacts/src/transform.ts
index bed8d7b219..5fa51846b9 100644
--- a/packages/contract-artifacts/src/transform.ts
+++ b/packages/contract-artifacts/src/transform.ts
@@ -7,6 +7,7 @@ export const REQUIRED_PROPERTIES: string[] = [
     'compilerOutput.evm.bytecode.object',
     'compilerOutput.abi',
     'compilerOutput.devdoc',
+    'compiler',
 ];
 
 export const FORBIDDEN_PROPERTIES: string[] = [
diff --git a/packages/contract-artifacts/test/contract_artifacts_test.ts b/packages/contract-artifacts/test/contract_artifacts_test.ts
index 9e75561418..69d0c3e37f 100644
--- a/packages/contract-artifacts/test/contract_artifacts_test.ts
+++ b/packages/contract-artifacts/test/contract_artifacts_test.ts
@@ -29,6 +29,10 @@ describe('Contract Artifacts', () => {
         const missingRequiredPropertiesByArtifact: ObjectMap<string[]> = {};
         for (const [artifactName, artifact] of Object.entries(artifacts)) {
             for (const requiredProperty of REQUIRED_PROPERTIES) {
+                // HACK (xianny): Remove after `compiler` field is added in v3.
+                if (requiredProperty === 'compiler' && artifact.schemaVersion === '2.0.0') {
+                    continue;
+                }
                 const requiredValue = get(artifact, requiredProperty);
                 if (requiredValue === undefined || requiredValue === '') {
                     const previousMissing = missingRequiredPropertiesByArtifact[artifactName];