pub const INJECTED_SCRIPT: &str = "// Minimal selector engine injected into each page execution context.\n//\n// Contract (registered on `self.__pwcdpInjected`):\n// parseSelector(selector) -> { engine, body }\n// querySelectorAll(root, selector) -> Element[]\n// querySelector(root, selector) -> Element | null\n// elementState(element) -> { visible, enabled, editable, checked, stable }\n//\n// This is a STAND-IN used so the Rust skeleton is runnable end-to-end. It\n// supports CSS, `text=`, `xpath=`, `role=` (best-effort) and ` >> ` chaining.\n// The full Playwright selector-engine bundle (Apache-2.0) drops in here with\n// the same `__pwcdpInjected` contract \u{2014} see THIRD_PARTY.md and the `xtask`\n// build script.\n(function () {\n if (self.__pwcdpInjected) return;\n\n var IMPLICIT_ROLE = {\n button: [\'button\'],\n link: [\'a\'],\n textbox: [\'input[type=\"text\"]\', \'input[type=\"email\"]\', \'input[type=\"password\"]\',\n \'input[type=\"search\"]\', \'input[type=\"tel\"]\', \'input[type=\"url\"]\',\n \'input:not([type])\', \'textarea\'],\n checkbox: [\'input[type=\"checkbox\"]\'],\n radio: [\'input[type=\"radio\"]\'],\n searchbox: [\'input[type=\"search\"]\'],\n heading: [\'h1\', \'h2\', \'h3\', \'h4\', \'h5\', \'h6\'],\n image: [\'img\'],\n img: [\'img\'],\n list: [\'ul\', \'ol\'],\n listitem: [\'li\'],\n navigation: [\'nav\'],\n main: [\'main\'],\n article: [\'article\'],\n section: [\'section\'],\n form: [\'form\'],\n combobox: [\'select\'],\n paragraph: [\'p\'],\n banner: [\'header\'],\n contentinfo: [\'footer\'],\n figure: [\'figure\'],\n };\n\n function normalizeText(s) {\n return (s || \'\').replace(/\\s+/g, \' \').trim();\n }\n\n function parseSelector(selector) {\n selector = String(selector);\n var engine = \'css\', body = selector;\n if (selector.indexOf(\'text=\') === 0) { engine = \'text\'; body = selector.slice(5); }\n else if (selector.indexOf(\'text\"=\') === 0) { engine = \'text\'; body = selector.slice(6); } // exact variant\n else if (selector.indexOf(\'xpath=\') === 0) { engine = \'xpath\'; body = selector.slice(6); }\n else if (selector.indexOf(\'//\') === 0 || selector.indexOf(\'(/\') === 0) { engine = \'xpath\'; body = selector; }\n else if (selector.indexOf(\'role=\') === 0) { engine = \'role\'; body = selector.slice(5); }\n return { engine: engine, body: body };\n }\n\n function queryStep(root, step) {\n var parsed = parseSelector(step);\n var out = [];\n if (parsed.engine === \'css\') {\n try { out = Array.prototype.slice.call(root.querySelectorAll(parsed.body)); } catch (e) { out = []; }\n } else if (parsed.engine === \'xpath\') {\n var res = (root.ownerDocument || root).evaluate(parsed.body, root, null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);\n for (var i = 0; i < res.snapshotLength; i++) {\n var n = res.snapshotItem(i);\n if (n && n.nodeType === 1) out.push(n);\n }\n } else if (parsed.engine === \'text\') {\n var term = normalizeText(parsed.body);\n var all = root.querySelectorAll(\'*\');\n var matched = [];\n for (var j = 0; j < all.length; j++) {\n var el = all[j];\n if (normalizeText(el.textContent).toLowerCase().indexOf(term.toLowerCase()) !== -1) {\n matched.push(el);\n }\n }\n // Prefer innermost matches: drop elements that contain another match.\n var set = new Set(matched);\n matched.forEach(function (el) {\n var inner = el.querySelectorAll(\'*\');\n for (var k = 0; k < inner.length; k++) {\n if (set.has(inner[k])) { set.delete(el); break; }\n }\n });\n out = Array.from(set);\n } else if (parsed.engine === \'role\') {\n out = queryRole(root, parsed.body);\n }\n return out;\n }\n\n function queryRole(root, body) {\n // role=Name[attrs...] -- parse role + bracketed name\n var m = body.match(/^([^\\[\\]]+)(?:\\[(.*)\\])?$/);\n if (!m) return [];\n var role = normalizeText(m[1]).toLowerCase();\n var attrs = parseAttrs(m[2] || \'\');\n var selectors = IMPLICIT_ROLE[role] || [];\n var candidates = [];\n // explicit role attribute\n try { candidates = candidates.concat(Array.prototype.slice.call(root.querySelectorAll(\'[role=\"\' + role + \'\"]\'))); } catch (e) {}\n selectors.forEach(function (sel) {\n try { candidates = candidates.concat(Array.prototype.slice.call(root.querySelectorAll(sel))); } catch (e) {}\n });\n if (attrs.name) {\n candidates = candidates.filter(function (el) {\n var name = normalizeText(el.getAttribute(\'aria-label\') || el.textContent || \'\');\n return attrs.exact ? name === attrs.name : name.toLowerCase().indexOf(attrs.name.toLowerCase()) !== -1;\n });\n }\n // dedupe preserving order\n var seen = new Set();\n return candidates.filter(function (el) { if (seen.has(el)) return false; seen.add(el); return true; });\n }\n\n function parseAttrs(s) {\n var attrs = {};\n if (!s) return attrs;\n var re = /\\s*(\\w+)\\s*=\\s*\"([^\"]*)\"\\s*/g;\n var mm;\n while ((mm = re.exec(s)) !== null) {\n attrs[mm[1]] = mm[2];\n }\n attrs.exact = attrs.exact === \'true\';\n return attrs;\n }\n\n function querySelectorAll(root, selector) {\n var steps = String(selector).split(/\\s*>>\\s*/);\n var current = [root];\n for (var s = 0; s < steps.length; s++) {\n var next = [];\n for (var c = 0; c < current.length; c++) {\n var got = queryStep(current[c], steps[s]);\n for (var g = 0; g < got.length; g++) next.push(got[g]);\n }\n current = next;\n if (current.length === 0) break;\n }\n var seen = new Set();\n var result = [];\n for (var i = 0; i < current.length; i++) {\n var el = current[i];\n if (el && el.nodeType === 1 && !seen.has(el)) { seen.add(el); result.push(el); }\n }\n return result;\n }\n\n function isVisible(el) {\n if (!el || !el.getBoundingClientRect) return false;\n var style = (el.ownerDocument && el.ownerDocument.defaultView)\n ? el.ownerDocument.defaultView.getComputedStyle(el) : null;\n if (!style) return false;\n if (style.visibility === \'hidden\' || style.display === \'none\') return false;\n var rect = el.getBoundingClientRect();\n return rect.width > 0 && rect.height > 0;\n }\n\n function elementState(el) {\n var disabled = el.disabled === true;\n return {\n visible: isVisible(el),\n enabled: !disabled,\n editable: !disabled && (el.isContentEditable || /^(input|textarea|select)$/.test(el.tagName.toLowerCase())),\n checked: el.checked === true,\n stable: true,\n };\n }\n\n self.__pwcdpInjected = {\n parseSelector: parseSelector,\n querySelectorAll: querySelectorAll,\n querySelector: function (root, selector) {\n var all = querySelectorAll(root, selector);\n return all.length ? all[0] : null;\n },\n elementState: elementState,\n isVisible: isVisible,\n };\n})();\n";Expand description
The injected selector-engine bundle, embedded at compile time.