Implement the resolver

1 files changed, 19 insertions, 0 deletions

diff --git a/packages/resolver/src/resolvers/fs_resolver.ts b/packages/resolver/src/resolvers/fs_resolver.ts
new file mode 100644
index 000000000..4f05fba88
--- /dev/null
+++ b/packages/resolver/src/resolvers/fs_resolver.ts
@@ -0,0 +1,19 @@
+import * as fs from 'fs';
+
+import { ContractSource } from '../types';
+
+import { Resolver } from './resolver';
+
+export class FSResolver extends Resolver {
+    // tslint:disable-next-line:prefer-function-over-method
+    public resolveIfExists(importPath: string): ContractSource | undefined {
+        if (fs.existsSync(importPath)) {
+            const fileContent = fs.readFileSync(importPath).toString();
+            return {
+                source: fileContent,
+                path: importPath,
+            };
+        }
+        return undefined;
+    }
+}