1 files changed, 36 insertions, 0 deletions
diff --git a/vnfmarket/src/main/webapp/vnfmarket/node_modules/verror/examples/levels-verror.js b/vnfmarket/src/main/webapp/vnfmarket/node_modules/verror/examples/levels-verror.js
new file mode 100644
index 00000000..53a7022c
--- /dev/null
+++ b/vnfmarket/src/main/webapp/vnfmarket/node_modules/verror/examples/levels-verror.js
@@ -0,0 +1,36 @@
+var extsprintf = require('extsprintf');
+var fs = require('fs');
+var verror = require('../lib/verror');
+
+function checkFile(filename, callback) {
+	fs.stat(filename, function (err) {
+		if (err)
+			/* Annotate the "stat" error with what we were doing. */
+			return (callback(new verror.VError(err,
+			    'failed to check "%s"', filename)));
+
+		/* ... */
+		return (callback());
+	});
+}
+
+function handleRequest(filename, callback) {
+	checkFile('/nonexistent', function (err) {
+		if (err)
+			/* Annotate the "checkFile" error. */
+			return (callback(new verror.VError(
+			    err, 'request failed')));
+
+		/* ... */
+		return (callback());
+	});
+}
+
+handleRequest('/nonexistent', function (err) {
+	if (err) {
+		console.log(err.message);
+		console.log(extsprintf.sprintf('%r', err));
+	}
+
+    /* ... */
+});