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-rw-r--r--devtools/shared/webconsole/messages.js55
1 files changed, 55 insertions, 0 deletions
diff --git a/devtools/shared/webconsole/messages.js b/devtools/shared/webconsole/messages.js
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index 0000000000..a0ec73b39e
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+++ b/devtools/shared/webconsole/messages.js
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+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+function getArrayTypeNames() {
+ return [
+ "Array",
+ "Int8Array",
+ "Uint8Array",
+ "Int16Array",
+ "Uint16Array",
+ "Int32Array",
+ "Uint32Array",
+ "Float32Array",
+ "Float64Array",
+ "Uint8ClampedArray",
+ "BigInt64Array",
+ "BigUint64Array",
+ ];
+}
+
+/**
+ * Return true if the parameters passed to console.log is supported.
+ * The parameters can be either from server side (without getGrip) or client
+ * side (with getGrip).
+ *
+ * @param {Message} parameters
+ * @returns {Boolean}
+ */
+function isSupportedByConsoleTable(parameters) {
+ const supportedClasses = [
+ "Object",
+ "Map",
+ "Set",
+ "WeakMap",
+ "WeakSet",
+ ].concat(getArrayTypeNames());
+
+ if (!Array.isArray(parameters) || parameters.length === 0 || !parameters[0]) {
+ return false;
+ }
+
+ if (parameters[0].getGrip) {
+ return supportedClasses.includes(parameters[0].getGrip().class);
+ }
+
+ return supportedClasses.includes(parameters[0].class);
+}
+
+module.exports = {
+ getArrayTypeNames,
+ isSupportedByConsoleTable,
+};