1 files changed, 9 insertions, 3 deletions
diff --git a/packages/sol-cov/src/artifact_adapters/sol_compiler_artifact_adapter.ts b/packages/sol-cov/src/artifact_adapters/sol_compiler_artifact_adapter.ts
index 6e385203b..051782ba4 100644
--- a/packages/sol-cov/src/artifact_adapters/sol_compiler_artifact_adapter.ts
+++ b/packages/sol-cov/src/artifact_adapters/sol_compiler_artifact_adapter.ts
@@ -1,3 +1,5 @@
+import { ContractArtifact } from '@0xproject/sol-compiler';
+import { logUtils } from '@0xproject/utils';
 import * as fs from 'fs';
 import * as glob from 'glob';
 import * as _ from 'lodash';
@@ -18,18 +20,22 @@ export class SolCompilerArtifactAdapter extends AbstractArtifactAdapter {
         if (_.isUndefined(artifactsPath) && _.isUndefined(config.artifactsDir)) {
             throw new Error(`artifactsDir not found in ${CONFIG_FILE}`);
         }
-        this._artifactsPath = config.artifactsDir;
+        this._artifactsPath = artifactsPath || config.artifactsDir;
         if (_.isUndefined(sourcesPath) && _.isUndefined(config.contractsDir)) {
             throw new Error(`contractsDir not found in ${CONFIG_FILE}`);
         }
-        this._sourcesPath = config.contractsDir;
+        this._sourcesPath = sourcesPath || config.contractsDir;
     }
     public async collectContractsDataAsync(): Promise<ContractData[]> {
         const artifactsGlob = `${this._artifactsPath}/**/*.json`;
         const artifactFileNames = glob.sync(artifactsGlob, { absolute: true });
         const contractsData: ContractData[] = [];
         for (const artifactFileName of artifactFileNames) {
-            const artifact = JSON.parse(fs.readFileSync(artifactFileName).toString());
+            const artifact: ContractArtifact = JSON.parse(fs.readFileSync(artifactFileName).toString());
+            if (_.isUndefined(artifact.compilerOutput.evm)) {
+                logUtils.warn(`${artifactFileName} doesn't contain bytecode. Skipping...`);
+                continue;
+            }
             let sources = _.keys(artifact.sources);
             sources = _.map(sources, relativeFilePath => path.resolve(this._sourcesPath, relativeFilePath));
             const sourceCodes = _.map(sources, (source: string) => fs.readFileSync(source).toString());