-first commit

node_modules/ioredis/built/utils/debug.js

@@ -0,0 +1,95 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.genRedactedString = exports.getStringValue = exports.MAX_ARGUMENT_LENGTH = void 0;
+const debug_1 = require("debug");
+const MAX_ARGUMENT_LENGTH = 200;
+exports.MAX_ARGUMENT_LENGTH = MAX_ARGUMENT_LENGTH;
+const NAMESPACE_PREFIX = "ioredis";
+/**
+ * helper function that tried to get a string value for
+ * arbitrary "debug" arg
+ */
+function getStringValue(v) {
+    if (v === null) {
+        return;
+    }
+    switch (typeof v) {
+        case "boolean":
+            return;
+        case "number":
+            return;
+        case "object":
+            if (Buffer.isBuffer(v)) {
+                return v.toString("hex");
+            }
+            if (Array.isArray(v)) {
+                return v.join(",");
+            }
+            try {
+                return JSON.stringify(v);
+            }
+            catch (e) {
+                return;
+            }
+        case "string":
+            return v;
+    }
+}
+exports.getStringValue = getStringValue;
+/**
+ * helper function that redacts a string representation of a "debug" arg
+ */
+function genRedactedString(str, maxLen) {
+    const { length } = str;
+    return length <= maxLen
+        ? str
+        : str.slice(0, maxLen) + ' ... <REDACTED full-length="' + length + '">';
+}
+exports.genRedactedString = genRedactedString;
+/**
+ * a wrapper for the `debug` module, used to generate
+ * "debug functions" that trim the values in their output
+ */
+function genDebugFunction(namespace) {
+    const fn = (0, debug_1.default)(`${NAMESPACE_PREFIX}:${namespace}`);
+    function wrappedDebug(...args) {
+        if (!fn.enabled) {
+            return; // no-op
+        }
+        // we skip the first arg because that is the message
+        for (let i = 1; i < args.length; i++) {
+            const str = getStringValue(args[i]);
+            if (typeof str === "string" && str.length > MAX_ARGUMENT_LENGTH) {
+                args[i] = genRedactedString(str, MAX_ARGUMENT_LENGTH);
+            }
+        }
+        return fn.apply(null, args);
+    }
+    Object.defineProperties(wrappedDebug, {
+        namespace: {
+            get() {
+                return fn.namespace;
+            },
+        },
+        enabled: {
+            get() {
+                return fn.enabled;
+            },
+        },
+        destroy: {
+            get() {
+                return fn.destroy;
+            },
+        },
+        log: {
+            get() {
+                return fn.log;
+            },
+            set(l) {
+                fn.log = l;
+            },
+        },
+    });
+    return wrappedDebug;
+}
+exports.default = genDebugFunction;