@hyperledger/caliper-core - npm Package Compare versions

Comparing version 0.3.1-unstable-20200316171957 to 0.3.1-unstable-20200318134957

lib/common/utils/caliper-utils.js

@@ -151,2 +151,27 @@ /*
     /**
+     * Check if a named module is installed and accessible by caliper
+     * @param {string} moduleName the name of the module to check
+     * @param {Function} requireFunction The "require" function (with appropriate scoping) to use to load the module.
+     * @returns {boolean} boolean value for existence of accessible package
+     */
+    static moduleIsInstalled(moduleName, requireFunction = require) {
+        let modulePath;
+        if (moduleName.startsWith('./') || moduleName.startsWith('/')) {
+            // treat it as an external module, but resolve the path, so it's absolute
+            modulePath = CaliperUtils.resolvePath(moduleName);
+        } else {
+            // treat it as a package dependency (user must install it beforehand)
+            modulePath = moduleName;
+        }
+
+        try {
+            CaliperUtils.loadModule(modulePath, requireFunction);
+            return true;
+        } catch (err) {
+            // If the module can not be found, an error is thrown
+            return false;
+        }
+    }
+
+    /**
      * Utility function to check for singleton values
@@ -153,0 +178,0 @@ * @param {string[]} passedArgs arguments passed by user

package.json

 {
     "name": "@hyperledger/caliper-core",
     "description": "Core Hyperledger Caliper module, used for running performance benchmarks that interact with blockchain technologies",
-    "version": "0.3.1-unstable-20200316171957",
+    "version": "0.3.1-unstable-20200318134957",
     "repository": {
@@ -6,0 +6,0 @@ "type": "git",

No alert changes

Improved metrics

Total package byte prevSize

463847

increased by0.23%

Lines of code

10362

increased by0.22%

Worsened metrics

Number of low supply chain risk alerts

15

increased by7.14%

No dependency changes