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unified-ai-platform/node_modules/winston/lib/winston/common.js

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+/**
+ * common.js: Internal helper and utility functions for winston.
+ *
+ * (C) 2010 Charlie Robbins
+ * MIT LICENCE
+ */
+
+'use strict';
+
+const { format } = require('util');
+
+/**
+ * Set of simple deprecation notices and a way to expose them for a set of
+ * properties.
+ * @type {Object}
+ * @private
+ */
+exports.warn = {
+  deprecated(prop) {
+    return () => {
+      throw new Error(format('{ %s } was removed in winston@3.0.0.', prop));
+    };
+  },
+  useFormat(prop) {
+    return () => {
+      throw new Error([
+        format('{ %s } was removed in winston@3.0.0.', prop),
+        'Use a custom winston.format = winston.format(function) instead.'
+      ].join('\n'));
+    };
+  },
+  forFunctions(obj, type, props) {
+    props.forEach(prop => {
+      obj[prop] = exports.warn[type](prop);
+    });
+  },
+  forProperties(obj, type, props) {
+    props.forEach(prop => {
+      const notice = exports.warn[type](prop);
+      Object.defineProperty(obj, prop, {
+        get: notice,
+        set: notice
+      });
+    });
+  }
+};