| "sourcesContent": ["/**\n * @license\n * Copyright 2020 The Go Authors. All rights reserved.\n * Use of this source code is governed by a BSD-style\n * license that can be found in the LICENSE file.\n */\n\nimport '../_header/header.js';\nimport '../_keyboard/keyboard.js';\nimport { ClipboardController } from '../_clipboard/clipboard.js';\nimport { ToolTipController } from '../_tooltip/tooltip.js';\nimport { SelectNavController } from '../_outline/select.js';\nimport { ModalController } from '../_modal/modal.js';\n\nfor (const el of document.querySelectorAll<HTMLButtonElement>('.js-clipboard')) {\n new ClipboardController(el);\n}\n\nfor (const el of document.querySelectorAll<HTMLDialogElement>('.js-modal')) {\n new ModalController(el);\n}\n\nfor (const t of document.querySelectorAll<HTMLDetailsElement>('.js-tooltip')) {\n new ToolTipController(t);\n}\n\nfor (const el of document.querySelectorAll<HTMLSelectElement>('.js-selectNav')) {\n new SelectNavController(el);\n}\n\ninterface TagManagerEvent {\n event: string;\n 'gtm.start': number;\n}\n\n// eslint-disable-next-line @typescript-eslint/no-unused-vars\ndeclare global {\n interface Window {\n dataLayer?: (TagManagerEvent | VoidFunction)[];\n }\n}\n\n/**\n * setupGoogleTagManager intializes Google Tag Manager.\n */\n(function setupGoogleTagManager() {\n window.dataLayer = window.dataLayer || [];\n window.dataLayer.push({\n 'gtm.start': new Date().getTime(),\n event: 'gtm.js',\n });\n})();\n\n/**\n * removeUTMSource removes the utm_source GET parameter if present.\n * This is done using JavaScript, so that the utm_source is still\n * captured by Google Analytics.\n */\nfunction removeUTMSource() {\n const urlParams = new URLSearchParams(window.location.search);\n const utmSource = urlParams.get('utm_source');\n if (utmSource !== 'gopls' && utmSource !== 'godoc' && utmSource !== 'pkggodev') {\n return;\n }\n\n /** Strip the utm_source query parameter and replace the URL. **/\n const newURL = new URL(window.location.href);\n urlParams.delete('utm_source');\n newURL.search = urlParams.toString();\n window.history.replaceState(null, '', newURL.toString());\n}\n\nif (document.querySelector<HTMLElement>('.js-gtmID')?.dataset.gtmid && window.dataLayer) {\n window.dataLayer.push(function () {\n removeUTMSource();\n });\n} else {\n removeUTMSource();\n}\n"], |
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