1 files changed, 24 insertions, 0 deletions
diff --git a/packages/dev-utils/src/env.ts b/packages/dev-utils/src/env.ts
new file mode 100644
index 000000000..114dbf4a8
--- /dev/null
+++ b/packages/dev-utils/src/env.ts
@@ -0,0 +1,24 @@
+import * as _ from 'lodash';
+import * as process from 'process';
+
+export enum EnvVars {
+    SolidityCoverage = 'SOLIDITY_COVERAGE',
+    VerboseGanache = 'VERBOSE_GANACHE',
+}
+
+export const env = {
+    parseBoolean(key: string): boolean {
+        let isTrue: boolean;
+        const envVarValue = process.env[key];
+        if (envVarValue === 'true') {
+            isTrue = true;
+        } else if (envVarValue === 'false' || _.isUndefined(envVarValue)) {
+            isTrue = false;
+        } else {
+            throw new Error(
+                `Failed to parse ENV variable ${key} as boolean. Please make sure it's either true or false. Defaults to false`,
+            );
+        }
+        return isTrue;
+    },
+};