Best JavaScript code snippet using playwright-internal
compiler-core.cjs.js
Source:compiler-core.cjs.js  
...1258                    const flag = getPatchFlag(codegenNode);1259                    if ((!flag ||1260                        flag === 512 /* NEED_PATCH */ ||1261                        flag === 1 /* TEXT */) &&1262                        getGeneratedPropsConstantType(child, context) >=1263                            2 /* CAN_HOIST */) {1264                        const props = getNodeProps(child);1265                        if (props) {1266                            codegenNode.props = context.hoist(props);1267                        }1268                    }1269                }1270            }1271        }1272        else if (child.type === 12 /* TEXT_CALL */) {1273            const contentType = getConstantType(child.content, context);1274            if (contentType > 0) {1275                if (contentType < 3 /* CAN_STRINGIFY */) {1276                    canStringify = false;1277                }1278                if (contentType >= 2 /* CAN_HOIST */) {1279                    child.codegenNode = context.hoist(child.codegenNode);1280                    hasHoistedNode = true;1281                }1282            }1283        }1284        // walk further1285        if (child.type === 1 /* ELEMENT */) {1286            walk(child, context);1287        }1288        else if (child.type === 11 /* FOR */) {1289            // Do not hoist v-for single child because it has to be a block1290            walk(child, context, child.children.length === 1);1291        }1292        else if (child.type === 9 /* IF */) {1293            for (let i = 0; i < child.branches.length; i++) {1294                // Do not hoist v-if single child because it has to be a block1295                walk(child.branches[i], context, child.branches[i].children.length === 1);1296            }1297        }1298    }1299    if (canStringify && hasHoistedNode && context.transformHoist) {1300        context.transformHoist(children, context, node);1301    }1302}1303function getConstantType(node, context) {1304    const { constantCache } = context;1305    switch (node.type) {1306        case 1 /* ELEMENT */:1307            if (node.tagType !== 0 /* ELEMENT */) {1308                return 0 /* NOT_CONSTANT */;1309            }1310            const cached = constantCache.get(node);1311            if (cached !== undefined) {1312                return cached;1313            }1314            const codegenNode = node.codegenNode;1315            if (codegenNode.type !== 13 /* VNODE_CALL */) {1316                return 0 /* NOT_CONSTANT */;1317            }1318            const flag = getPatchFlag(codegenNode);1319            if (!flag) {1320                let returnType = 3 /* CAN_STRINGIFY */;1321                // Element itself has no patch flag. However we still need to check:1322                // 1. Even for a node with no patch flag, it is possible for it to contain1323                // non-hoistable expressions that refers to scope variables, e.g. compiler1324                // injected keys or cached event handlers. Therefore we need to always1325                // check the codegenNode's props to be sure.1326                const generatedPropsType = getGeneratedPropsConstantType(node, context);1327                if (generatedPropsType === 0 /* NOT_CONSTANT */) {1328                    constantCache.set(node, 0 /* NOT_CONSTANT */);1329                    return 0 /* NOT_CONSTANT */;1330                }1331                if (generatedPropsType < returnType) {1332                    returnType = generatedPropsType;1333                }1334                // 2. its children.1335                for (let i = 0; i < node.children.length; i++) {1336                    const childType = getConstantType(node.children[i], context);1337                    if (childType === 0 /* NOT_CONSTANT */) {1338                        constantCache.set(node, 0 /* NOT_CONSTANT */);1339                        return 0 /* NOT_CONSTANT */;1340                    }1341                    if (childType < returnType) {1342                        returnType = childType;1343                    }1344                }1345                // 3. if the type is not already CAN_SKIP_PATCH which is the lowest non-01346                // type, check if any of the props can cause the type to be lowered1347                // we can skip can_patch because it's guaranteed by the absence of a1348                // patchFlag.1349                if (returnType > 1 /* CAN_SKIP_PATCH */) {1350                    for (let i = 0; i < node.props.length; i++) {1351                        const p = node.props[i];1352                        if (p.type === 7 /* DIRECTIVE */ && p.name === 'bind' && p.exp) {1353                            const expType = getConstantType(p.exp, context);1354                            if (expType === 0 /* NOT_CONSTANT */) {1355                                constantCache.set(node, 0 /* NOT_CONSTANT */);1356                                return 0 /* NOT_CONSTANT */;1357                            }1358                            if (expType < returnType) {1359                                returnType = expType;1360                            }1361                        }1362                    }1363                }1364                // only svg/foreignObject could be block here, however if they are1365                // static then they don't need to be blocks since there will be no1366                // nested updates.1367                if (codegenNode.isBlock) {1368                    codegenNode.isBlock = false;1369                    context.helper(CREATE_VNODE);1370                }1371                constantCache.set(node, returnType);1372                return returnType;1373            }1374            else {1375                constantCache.set(node, 0 /* NOT_CONSTANT */);1376                return 0 /* NOT_CONSTANT */;1377            }1378        case 2 /* TEXT */:1379        case 3 /* COMMENT */:1380            return 3 /* CAN_STRINGIFY */;1381        case 9 /* IF */:1382        case 11 /* FOR */:1383        case 10 /* IF_BRANCH */:1384            return 0 /* NOT_CONSTANT */;1385        case 5 /* INTERPOLATION */:1386        case 12 /* TEXT_CALL */:1387            return getConstantType(node.content, context);1388        case 4 /* SIMPLE_EXPRESSION */:1389            return node.constType;1390        case 8 /* COMPOUND_EXPRESSION */:1391            let returnType = 3 /* CAN_STRINGIFY */;1392            for (let i = 0; i < node.children.length; i++) {1393                const child = node.children[i];1394                if (shared.isString(child) || shared.isSymbol(child)) {1395                    continue;1396                }1397                const childType = getConstantType(child, context);1398                if (childType === 0 /* NOT_CONSTANT */) {1399                    return 0 /* NOT_CONSTANT */;1400                }1401                else if (childType < returnType) {1402                    returnType = childType;1403                }1404            }1405            return returnType;1406        default:1407            return 0 /* NOT_CONSTANT */;1408    }1409}1410function getGeneratedPropsConstantType(node, context) {1411    let returnType = 3 /* CAN_STRINGIFY */;1412    const props = getNodeProps(node);1413    if (props && props.type === 15 /* JS_OBJECT_EXPRESSION */) {1414        const { properties } = props;1415        for (let i = 0; i < properties.length; i++) {1416            const { key, value } = properties[i];1417            const keyType = getConstantType(key, context);1418            if (keyType === 0 /* NOT_CONSTANT */) {1419                return keyType;1420            }1421            if (keyType < returnType) {1422                returnType = keyType;1423            }1424            if (value.type !== 4 /* SIMPLE_EXPRESSION */) {
...compiler-core.cjs.prod.js
Source:compiler-core.cjs.prod.js  
...1281                    const flag = getPatchFlag(codegenNode);1282                    if ((!flag ||1283                        flag === 512 /* NEED_PATCH */ ||1284                        flag === 1 /* TEXT */) &&1285                        getGeneratedPropsConstantType(child, context) >=1286                            2 /* CAN_HOIST */) {1287                        const props = getNodeProps(child);1288                        if (props) {1289                            codegenNode.props = context.hoist(props);1290                        }1291                    }1292                }1293            }1294        }1295        else if (child.type === 12 /* TEXT_CALL */) {1296            const contentType = getConstantType(child.content, context);1297            if (contentType > 0) {1298                if (contentType < 3 /* CAN_STRINGIFY */) {1299                    canStringify = false;1300                }1301                if (contentType >= 2 /* CAN_HOIST */) {1302                    child.codegenNode = context.hoist(child.codegenNode);1303                    hasHoistedNode = true;1304                }1305            }1306        }1307        // walk further1308        if (child.type === 1 /* ELEMENT */) {1309            const isComponent = child.tagType === 1 /* COMPONENT */;1310            if (isComponent) {1311                context.scopes.vSlot++;1312            }1313            walk(child, context);1314            if (isComponent) {1315                context.scopes.vSlot--;1316            }1317        }1318        else if (child.type === 11 /* FOR */) {1319            // Do not hoist v-for single child because it has to be a block1320            walk(child, context, child.children.length === 1);1321        }1322        else if (child.type === 9 /* IF */) {1323            for (let i = 0; i < child.branches.length; i++) {1324                // Do not hoist v-if single child because it has to be a block1325                walk(child.branches[i], context, child.branches[i].children.length === 1);1326            }1327        }1328    }1329    if (canStringify && hasHoistedNode && context.transformHoist) {1330        context.transformHoist(children, context, node);1331    }1332}1333function getConstantType(node, context) {1334    const { constantCache } = context;1335    switch (node.type) {1336        case 1 /* ELEMENT */:1337            if (node.tagType !== 0 /* ELEMENT */) {1338                return 0 /* NOT_CONSTANT */;1339            }1340            const cached = constantCache.get(node);1341            if (cached !== undefined) {1342                return cached;1343            }1344            const codegenNode = node.codegenNode;1345            if (codegenNode.type !== 13 /* VNODE_CALL */) {1346                return 0 /* NOT_CONSTANT */;1347            }1348            const flag = getPatchFlag(codegenNode);1349            if (!flag) {1350                let returnType = 3 /* CAN_STRINGIFY */;1351                // Element itself has no patch flag. However we still need to check:1352                // 1. Even for a node with no patch flag, it is possible for it to contain1353                // non-hoistable expressions that refers to scope variables, e.g. compiler1354                // injected keys or cached event handlers. Therefore we need to always1355                // check the codegenNode's props to be sure.1356                const generatedPropsType = getGeneratedPropsConstantType(node, context);1357                if (generatedPropsType === 0 /* NOT_CONSTANT */) {1358                    constantCache.set(node, 0 /* NOT_CONSTANT */);1359                    return 0 /* NOT_CONSTANT */;1360                }1361                if (generatedPropsType < returnType) {1362                    returnType = generatedPropsType;1363                }1364                // 2. its children.1365                for (let i = 0; i < node.children.length; i++) {1366                    const childType = getConstantType(node.children[i], context);1367                    if (childType === 0 /* NOT_CONSTANT */) {1368                        constantCache.set(node, 0 /* NOT_CONSTANT */);1369                        return 0 /* NOT_CONSTANT */;1370                    }1371                    if (childType < returnType) {1372                        returnType = childType;1373                    }1374                }1375                // 3. if the type is not already CAN_SKIP_PATCH which is the lowest non-01376                // type, check if any of the props can cause the type to be lowered1377                // we can skip can_patch because it's guaranteed by the absence of a1378                // patchFlag.1379                if (returnType > 1 /* CAN_SKIP_PATCH */) {1380                    for (let i = 0; i < node.props.length; i++) {1381                        const p = node.props[i];1382                        if (p.type === 7 /* DIRECTIVE */ && p.name === 'bind' && p.exp) {1383                            const expType = getConstantType(p.exp, context);1384                            if (expType === 0 /* NOT_CONSTANT */) {1385                                constantCache.set(node, 0 /* NOT_CONSTANT */);1386                                return 0 /* NOT_CONSTANT */;1387                            }1388                            if (expType < returnType) {1389                                returnType = expType;1390                            }1391                        }1392                    }1393                }1394                // only svg/foreignObject could be block here, however if they are1395                // static then they don't need to be blocks since there will be no1396                // nested updates.1397                if (codegenNode.isBlock) {1398                    context.removeHelper(OPEN_BLOCK);1399                    context.removeHelper(CREATE_BLOCK);1400                    codegenNode.isBlock = false;1401                    context.helper(CREATE_VNODE);1402                }1403                constantCache.set(node, returnType);1404                return returnType;1405            }1406            else {1407                constantCache.set(node, 0 /* NOT_CONSTANT */);1408                return 0 /* NOT_CONSTANT */;1409            }1410        case 2 /* TEXT */:1411        case 3 /* COMMENT */:1412            return 3 /* CAN_STRINGIFY */;1413        case 9 /* IF */:1414        case 11 /* FOR */:1415        case 10 /* IF_BRANCH */:1416            return 0 /* NOT_CONSTANT */;1417        case 5 /* INTERPOLATION */:1418        case 12 /* TEXT_CALL */:1419            return getConstantType(node.content, context);1420        case 4 /* SIMPLE_EXPRESSION */:1421            return node.constType;1422        case 8 /* COMPOUND_EXPRESSION */:1423            let returnType = 3 /* CAN_STRINGIFY */;1424            for (let i = 0; i < node.children.length; i++) {1425                const child = node.children[i];1426                if (shared.isString(child) || shared.isSymbol(child)) {1427                    continue;1428                }1429                const childType = getConstantType(child, context);1430                if (childType === 0 /* NOT_CONSTANT */) {1431                    return 0 /* NOT_CONSTANT */;1432                }1433                else if (childType < returnType) {1434                    returnType = childType;1435                }1436            }1437            return returnType;1438        default:1439            return 0 /* NOT_CONSTANT */;1440    }1441}1442function getGeneratedPropsConstantType(node, context) {1443    let returnType = 3 /* CAN_STRINGIFY */;1444    const props = getNodeProps(node);1445    if (props && props.type === 15 /* JS_OBJECT_EXPRESSION */) {1446        const { properties } = props;1447        for (let i = 0; i < properties.length; i++) {1448            const { key, value } = properties[i];1449            const keyType = getConstantType(key, context);1450            if (keyType === 0 /* NOT_CONSTANT */) {1451                return keyType;1452            }1453            if (keyType < returnType) {1454                returnType = keyType;1455            }1456            if (value.type !== 4 /* SIMPLE_EXPRESSION */) {
...compiler-dom.global.js
Source:compiler-dom.global.js  
...1432                      const flag = getPatchFlag(codegenNode);1433                      if ((!flag ||1434                          flag === 512 /* NEED_PATCH */ ||1435                          flag === 1 /* TEXT */) &&1436                          getGeneratedPropsConstantType(child, context) >=1437                              2 /* CAN_HOIST */) {1438                          const props = getNodeProps(child);1439                          if (props) {1440                              codegenNode.props = context.hoist(props);1441                          }1442                      }1443                  }1444              }1445          }1446          else if (child.type === 12 /* TEXT_CALL */) {1447              const contentType = getConstantType(child.content, context);1448              if (contentType > 0) {1449                  if (contentType < 3 /* CAN_STRINGIFY */) {1450                      canStringify = false;1451                  }1452                  if (contentType >= 2 /* CAN_HOIST */) {1453                      child.codegenNode = context.hoist(child.codegenNode);1454                      hasHoistedNode = true;1455                  }1456              }1457          }1458          // walk further1459          if (child.type === 1 /* ELEMENT */) {1460              walk(child, context);1461          }1462          else if (child.type === 11 /* FOR */) {1463              // Do not hoist v-for single child because it has to be a block1464              walk(child, context, child.children.length === 1);1465          }1466          else if (child.type === 9 /* IF */) {1467              for (let i = 0; i < child.branches.length; i++) {1468                  // Do not hoist v-if single child because it has to be a block1469                  walk(child.branches[i], context, child.branches[i].children.length === 1);1470              }1471          }1472      }1473      if (canStringify && hasHoistedNode && context.transformHoist) {1474          context.transformHoist(children, context, node);1475      }1476  }1477  function getConstantType(node, context) {1478      const { constantCache } = context;1479      switch (node.type) {1480          case 1 /* ELEMENT */:1481              if (node.tagType !== 0 /* ELEMENT */) {1482                  return 0 /* NOT_CONSTANT */;1483              }1484              const cached = constantCache.get(node);1485              if (cached !== undefined) {1486                  return cached;1487              }1488              const codegenNode = node.codegenNode;1489              if (codegenNode.type !== 13 /* VNODE_CALL */) {1490                  return 0 /* NOT_CONSTANT */;1491              }1492              const flag = getPatchFlag(codegenNode);1493              if (!flag) {1494                  let returnType = 3 /* CAN_STRINGIFY */;1495                  // Element itself has no patch flag. However we still need to check:1496                  // 1. Even for a node with no patch flag, it is possible for it to contain1497                  // non-hoistable expressions that refers to scope variables, e.g. compiler1498                  // injected keys or cached event handlers. Therefore we need to always1499                  // check the codegenNode's props to be sure.1500                  const generatedPropsType = getGeneratedPropsConstantType(node, context);1501                  if (generatedPropsType === 0 /* NOT_CONSTANT */) {1502                      constantCache.set(node, 0 /* NOT_CONSTANT */);1503                      return 0 /* NOT_CONSTANT */;1504                  }1505                  if (generatedPropsType < returnType) {1506                      returnType = generatedPropsType;1507                  }1508                  // 2. its children.1509                  for (let i = 0; i < node.children.length; i++) {1510                      const childType = getConstantType(node.children[i], context);1511                      if (childType === 0 /* NOT_CONSTANT */) {1512                          constantCache.set(node, 0 /* NOT_CONSTANT */);1513                          return 0 /* NOT_CONSTANT */;1514                      }1515                      if (childType < returnType) {1516                          returnType = childType;1517                      }1518                  }1519                  // 3. if the type is not already CAN_SKIP_PATCH which is the lowest non-01520                  // type, check if any of the props can cause the type to be lowered1521                  // we can skip can_patch because it's guaranteed by the absence of a1522                  // patchFlag.1523                  if (returnType > 1 /* CAN_SKIP_PATCH */) {1524                      for (let i = 0; i < node.props.length; i++) {1525                          const p = node.props[i];1526                          if (p.type === 7 /* DIRECTIVE */ && p.name === 'bind' && p.exp) {1527                              const expType = getConstantType(p.exp, context);1528                              if (expType === 0 /* NOT_CONSTANT */) {1529                                  constantCache.set(node, 0 /* NOT_CONSTANT */);1530                                  return 0 /* NOT_CONSTANT */;1531                              }1532                              if (expType < returnType) {1533                                  returnType = expType;1534                              }1535                          }1536                      }1537                  }1538                  // only svg/foreignObject could be block here, however if they are1539                  // static then they don't need to be blocks since there will be no1540                  // nested updates.1541                  if (codegenNode.isBlock) {1542                      codegenNode.isBlock = false;1543                      context.helper(CREATE_VNODE);1544                  }1545                  constantCache.set(node, returnType);1546                  return returnType;1547              }1548              else {1549                  constantCache.set(node, 0 /* NOT_CONSTANT */);1550                  return 0 /* NOT_CONSTANT */;1551              }1552          case 2 /* TEXT */:1553          case 3 /* COMMENT */:1554              return 3 /* CAN_STRINGIFY */;1555          case 9 /* IF */:1556          case 11 /* FOR */:1557          case 10 /* IF_BRANCH */:1558              return 0 /* NOT_CONSTANT */;1559          case 5 /* INTERPOLATION */:1560          case 12 /* TEXT_CALL */:1561              return getConstantType(node.content, context);1562          case 4 /* SIMPLE_EXPRESSION */:1563              return node.constType;1564          case 8 /* COMPOUND_EXPRESSION */:1565              let returnType = 3 /* CAN_STRINGIFY */;1566              for (let i = 0; i < node.children.length; i++) {1567                  const child = node.children[i];1568                  if (isString(child) || isSymbol(child)) {1569                      continue;1570                  }1571                  const childType = getConstantType(child, context);1572                  if (childType === 0 /* NOT_CONSTANT */) {1573                      return 0 /* NOT_CONSTANT */;1574                  }1575                  else if (childType < returnType) {1576                      returnType = childType;1577                  }1578              }1579              return returnType;1580          default:1581              return 0 /* NOT_CONSTANT */;1582      }1583  }1584  function getGeneratedPropsConstantType(node, context) {1585      let returnType = 3 /* CAN_STRINGIFY */;1586      const props = getNodeProps(node);1587      if (props && props.type === 15 /* JS_OBJECT_EXPRESSION */) {1588          const { properties } = props;1589          for (let i = 0; i < properties.length; i++) {1590              const { key, value } = properties[i];1591              const keyType = getConstantType(key, context);1592              if (keyType === 0 /* NOT_CONSTANT */) {1593                  return keyType;1594              }1595              if (keyType < returnType) {1596                  returnType = keyType;1597              }1598              if (value.type !== 4 /* SIMPLE_EXPRESSION */) {...vue.global.js
Source:vue.global.js  
...1500            if (1501              (!flag ||1502              flag === 512 /* NEED_PATCH */ ||1503                flag === 1) /* TEXT */ &&1504              getGeneratedPropsConstantType(child, context) >= 2 /* CAN_HOIST */1505            ) {1506              const props = getNodeProps(child)1507              if (props) {1508                codegenNode.props = context.hoist(props)1509              }1510            }1511          }1512        }1513      } else if (child.type === 12 /* TEXT_CALL */) {1514        const contentType = getConstantType(child.content, context)1515        if (contentType > 0) {1516          if (contentType < 3 /* CAN_STRINGIFY */) {1517            canStringify = false1518          }1519          if (contentType >= 2 /* CAN_HOIST */) {1520            child.codegenNode = context.hoist(child.codegenNode)1521            hasHoistedNode = true1522          }1523        }1524      }1525      // walk further1526      if (child.type === 1 /* ELEMENT */) {1527        walk(child, context)1528      } else if (child.type === 11 /* FOR */) {1529        // Do not hoist v-for single child because it has to be a block1530        walk(child, context, child.children.length === 1)1531      } else if (child.type === 9 /* IF */) {1532        for (let i = 0; i < child.branches.length; i++) {1533          // Do not hoist v-if single child because it has to be a block1534          walk(1535            child.branches[i],1536            context,1537            child.branches[i].children.length === 11538          )1539        }1540      }1541    }1542    if (canStringify && hasHoistedNode && context.transformHoist) {1543      context.transformHoist(children, context, node)1544    }1545  }1546  function getConstantType(node, context) {1547    const { constantCache } = context1548    switch (node.type) {1549      case 1 /* ELEMENT */:1550        if (node.tagType !== 0 /* ELEMENT */) {1551          return 0 /* NOT_CONSTANT */1552        }1553        const cached = constantCache.get(node)1554        if (cached !== undefined) {1555          return cached1556        }1557        const codegenNode = node.codegenNode1558        if (codegenNode.type !== 13 /* VNODE_CALL */) {1559          return 0 /* NOT_CONSTANT */1560        }1561        const flag = getPatchFlag(codegenNode)1562        if (!flag) {1563          let returnType = 3 /* CAN_STRINGIFY */1564          // Element itself has no patch flag. However we still need to check:1565          // 1. Even for a node with no patch flag, it is possible for it to contain1566          // non-hoistable expressions that refers to scope variables, e.g. compiler1567          // injected keys or cached event handlers. Therefore we need to always1568          // check the codegenNode's props to be sure.1569          const generatedPropsType = getGeneratedPropsConstantType(1570            node,1571            context1572          )1573          if (generatedPropsType === 0 /* NOT_CONSTANT */) {1574            constantCache.set(node, 0 /* NOT_CONSTANT */)1575            return 0 /* NOT_CONSTANT */1576          }1577          if (generatedPropsType < returnType) {1578            returnType = generatedPropsType1579          }1580          // 2. its children.1581          for (let i = 0; i < node.children.length; i++) {1582            const childType = getConstantType(node.children[i], context)1583            if (childType === 0 /* NOT_CONSTANT */) {1584              constantCache.set(node, 0 /* NOT_CONSTANT */)1585              return 0 /* NOT_CONSTANT */1586            }1587            if (childType < returnType) {1588              returnType = childType1589            }1590          }1591          // 3. if the type is not already CAN_SKIP_PATCH which is the lowest non-01592          // type, check if any of the props can cause the type to be lowered1593          // we can skip can_patch because it's guaranteed by the absence of a1594          // patchFlag.1595          if (returnType > 1 /* CAN_SKIP_PATCH */) {1596            for (let i = 0; i < node.props.length; i++) {1597              const p = node.props[i]1598              if (p.type === 7 /* DIRECTIVE */ && p.name === 'bind' && p.exp) {1599                const expType = getConstantType(p.exp, context)1600                if (expType === 0 /* NOT_CONSTANT */) {1601                  constantCache.set(node, 0 /* NOT_CONSTANT */)1602                  return 0 /* NOT_CONSTANT */1603                }1604                if (expType < returnType) {1605                  returnType = expType1606                }1607              }1608            }1609          }1610          // only svg/foreignObject could be block here, however if they are1611          // static then they don't need to be blocks since there will be no1612          // nested updates.1613          if (codegenNode.isBlock) {1614            codegenNode.isBlock = false1615            context.helper(CREATE_VNODE)1616          }1617          constantCache.set(node, returnType)1618          return returnType1619        } else {1620          constantCache.set(node, 0 /* NOT_CONSTANT */)1621          return 0 /* NOT_CONSTANT */1622        }1623      case 2 /* TEXT */:1624      case 3 /* COMMENT */:1625        return 3 /* CAN_STRINGIFY */1626      case 9 /* IF */:1627      case 11 /* FOR */:1628      case 10 /* IF_BRANCH */:1629        return 0 /* NOT_CONSTANT */1630      case 5 /* INTERPOLATION */:1631      case 12 /* TEXT_CALL */:1632        return getConstantType(node.content, context)1633      case 4 /* SIMPLE_EXPRESSION */:1634        return node.constType1635      case 8 /* COMPOUND_EXPRESSION */:1636        let returnType = 3 /* CAN_STRINGIFY */1637        for (let i = 0; i < node.children.length; i++) {1638          const child = node.children[i]1639          if (isString(child) || isSymbol(child)) {1640            continue1641          }1642          const childType = getConstantType(child, context)1643          if (childType === 0 /* NOT_CONSTANT */) {1644            return 0 /* NOT_CONSTANT */1645          } else if (childType < returnType) {1646            returnType = childType1647          }1648        }1649        return returnType1650      default:1651        return 0 /* NOT_CONSTANT */1652    }1653  }1654  function getGeneratedPropsConstantType(node, context) {1655    let returnType = 3 /* CAN_STRINGIFY */1656    const props = getNodeProps(node)1657    if (props && props.type === 15 /* JS_OBJECT_EXPRESSION */) {1658      const { properties } = props1659      for (let i = 0; i < properties.length; i++) {1660        const { key, value } = properties[i]1661        const keyType = getConstantType(key, context)1662        if (keyType === 0 /* NOT_CONSTANT */) {1663          return keyType1664        }1665        if (keyType < returnType) {1666          returnType = keyType1667        }1668        if (value.type !== 4 /* SIMPLE_EXPRESSION */) {...compiler-core.global.js
Source:compiler-core.global.js  
...1377                      const flag = getPatchFlag(codegenNode);1378                      if ((!flag ||1379                          flag === 512 /* NEED_PATCH */ ||1380                          flag === 1 /* TEXT */) &&1381                          getGeneratedPropsConstantType(child, context) >=1382                              2 /* CAN_HOIST */) {1383                          const props = getNodeProps(child);1384                          if (props) {1385                              codegenNode.props = context.hoist(props);1386                          }1387                      }1388                  }1389              }1390          }1391          else if (child.type === 12 /* TEXT_CALL */) {1392              const contentType = getConstantType(child.content, context);1393              if (contentType > 0) {1394                  if (contentType < 3 /* CAN_STRINGIFY */) {1395                      canStringify = false;1396                  }1397                  if (contentType >= 2 /* CAN_HOIST */) {1398                      child.codegenNode = context.hoist(child.codegenNode);1399                      hasHoistedNode = true;1400                  }1401              }1402          }1403          // walk further1404          if (child.type === 1 /* ELEMENT */) {1405              walk(child, context);1406          }1407          else if (child.type === 11 /* FOR */) {1408              // Do not hoist v-for single child because it has to be a block1409              walk(child, context, child.children.length === 1);1410          }1411          else if (child.type === 9 /* IF */) {1412              for (let i = 0; i < child.branches.length; i++) {1413                  // Do not hoist v-if single child because it has to be a block1414                  walk(child.branches[i], context, child.branches[i].children.length === 1);1415              }1416          }1417      }1418      if (canStringify && hasHoistedNode && context.transformHoist) {1419          context.transformHoist(children, context, node);1420      }1421  }1422  function getConstantType(node, context) {1423      const { constantCache } = context;1424      switch (node.type) {1425          case 1 /* ELEMENT */:1426              if (node.tagType !== 0 /* ELEMENT */) {1427                  return 0 /* NOT_CONSTANT */;1428              }1429              const cached = constantCache.get(node);1430              if (cached !== undefined) {1431                  return cached;1432              }1433              const codegenNode = node.codegenNode;1434              if (codegenNode.type !== 13 /* VNODE_CALL */) {1435                  return 0 /* NOT_CONSTANT */;1436              }1437              const flag = getPatchFlag(codegenNode);1438              if (!flag) {1439                  let returnType = 3 /* CAN_STRINGIFY */;1440                  // Element itself has no patch flag. However we still need to check:1441                  // 1. Even for a node with no patch flag, it is possible for it to contain1442                  // non-hoistable expressions that refers to scope variables, e.g. compiler1443                  // injected keys or cached event handlers. Therefore we need to always1444                  // check the codegenNode's props to be sure.1445                  const generatedPropsType = getGeneratedPropsConstantType(node, context);1446                  if (generatedPropsType === 0 /* NOT_CONSTANT */) {1447                      constantCache.set(node, 0 /* NOT_CONSTANT */);1448                      return 0 /* NOT_CONSTANT */;1449                  }1450                  if (generatedPropsType < returnType) {1451                      returnType = generatedPropsType;1452                  }1453                  // 2. its children.1454                  for (let i = 0; i < node.children.length; i++) {1455                      const childType = getConstantType(node.children[i], context);1456                      if (childType === 0 /* NOT_CONSTANT */) {1457                          constantCache.set(node, 0 /* NOT_CONSTANT */);1458                          return 0 /* NOT_CONSTANT */;1459                      }1460                      if (childType < returnType) {1461                          returnType = childType;1462                      }1463                  }1464                  // 3. if the type is not already CAN_SKIP_PATCH which is the lowest non-01465                  // type, check if any of the props can cause the type to be lowered1466                  // we can skip can_patch because it's guaranteed by the absence of a1467                  // patchFlag.1468                  if (returnType > 1 /* CAN_SKIP_PATCH */) {1469                      for (let i = 0; i < node.props.length; i++) {1470                          const p = node.props[i];1471                          if (p.type === 7 /* DIRECTIVE */ && p.name === 'bind' && p.exp) {1472                              const expType = getConstantType(p.exp, context);1473                              if (expType === 0 /* NOT_CONSTANT */) {1474                                  constantCache.set(node, 0 /* NOT_CONSTANT */);1475                                  return 0 /* NOT_CONSTANT */;1476                              }1477                              if (expType < returnType) {1478                                  returnType = expType;1479                              }1480                          }1481                      }1482                  }1483                  // only svg/foreignObject could be block here, however if they are1484                  // static then they don't need to be blocks since there will be no1485                  // nested updates.1486                  if (codegenNode.isBlock) {1487                      codegenNode.isBlock = false;1488                      context.helper(CREATE_VNODE);1489                  }1490                  constantCache.set(node, returnType);1491                  return returnType;1492              }1493              else {1494                  constantCache.set(node, 0 /* NOT_CONSTANT */);1495                  return 0 /* NOT_CONSTANT */;1496              }1497          case 2 /* TEXT */:1498          case 3 /* COMMENT */:1499              return 3 /* CAN_STRINGIFY */;1500          case 9 /* IF */:1501          case 11 /* FOR */:1502          case 10 /* IF_BRANCH */:1503              return 0 /* NOT_CONSTANT */;1504          case 5 /* INTERPOLATION */:1505          case 12 /* TEXT_CALL */:1506              return getConstantType(node.content, context);1507          case 4 /* SIMPLE_EXPRESSION */:1508              return node.constType;1509          case 8 /* COMPOUND_EXPRESSION */:1510              let returnType = 3 /* CAN_STRINGIFY */;1511              for (let i = 0; i < node.children.length; i++) {1512                  const child = node.children[i];1513                  if (isString(child) || isSymbol(child)) {1514                      continue;1515                  }1516                  const childType = getConstantType(child, context);1517                  if (childType === 0 /* NOT_CONSTANT */) {1518                      return 0 /* NOT_CONSTANT */;1519                  }1520                  else if (childType < returnType) {1521                      returnType = childType;1522                  }1523              }1524              return returnType;1525          default:1526              return 0 /* NOT_CONSTANT */;1527      }1528  }1529  function getGeneratedPropsConstantType(node, context) {1530      let returnType = 3 /* CAN_STRINGIFY */;1531      const props = getNodeProps(node);1532      if (props && props.type === 15 /* JS_OBJECT_EXPRESSION */) {1533          const { properties } = props;1534          for (let i = 0; i < properties.length; i++) {1535              const { key, value } = properties[i];1536              const keyType = getConstantType(key, context);1537              if (keyType === 0 /* NOT_CONSTANT */) {1538                  return keyType;1539              }1540              if (keyType < returnType) {1541                  returnType = keyType;1542              }1543              if (value.type !== 4 /* SIMPLE_EXPRESSION */) {
...compiler-dom.esm-browser.js
Source:compiler-dom.esm-browser.js  
...1430                    const flag = getPatchFlag(codegenNode);1431                    if ((!flag ||1432                        flag === 512 /* NEED_PATCH */ ||1433                        flag === 1 /* TEXT */) &&1434                        getGeneratedPropsConstantType(child, context) >=1435                            2 /* CAN_HOIST */) {1436                        const props = getNodeProps(child);1437                        if (props) {1438                            codegenNode.props = context.hoist(props);1439                        }1440                    }1441                }1442            }1443        }1444        else if (child.type === 12 /* TEXT_CALL */) {1445            const contentType = getConstantType(child.content, context);1446            if (contentType > 0) {1447                if (contentType < 3 /* CAN_STRINGIFY */) {1448                    canStringify = false;1449                }1450                if (contentType >= 2 /* CAN_HOIST */) {1451                    child.codegenNode = context.hoist(child.codegenNode);1452                    hasHoistedNode = true;1453                }1454            }1455        }1456        // walk further1457        if (child.type === 1 /* ELEMENT */) {1458            walk(child, context);1459        }1460        else if (child.type === 11 /* FOR */) {1461            // Do not hoist v-for single child because it has to be a block1462            walk(child, context, child.children.length === 1);1463        }1464        else if (child.type === 9 /* IF */) {1465            for (let i = 0; i < child.branches.length; i++) {1466                // Do not hoist v-if single child because it has to be a block1467                walk(child.branches[i], context, child.branches[i].children.length === 1);1468            }1469        }1470    }1471    if (canStringify && hasHoistedNode && context.transformHoist) {1472        context.transformHoist(children, context, node);1473    }1474}1475function getConstantType(node, context) {1476    const { constantCache } = context;1477    switch (node.type) {1478        case 1 /* ELEMENT */:1479            if (node.tagType !== 0 /* ELEMENT */) {1480                return 0 /* NOT_CONSTANT */;1481            }1482            const cached = constantCache.get(node);1483            if (cached !== undefined) {1484                return cached;1485            }1486            const codegenNode = node.codegenNode;1487            if (codegenNode.type !== 13 /* VNODE_CALL */) {1488                return 0 /* NOT_CONSTANT */;1489            }1490            const flag = getPatchFlag(codegenNode);1491            if (!flag) {1492                let returnType = 3 /* CAN_STRINGIFY */;1493                // Element itself has no patch flag. However we still need to check:1494                // 1. Even for a node with no patch flag, it is possible for it to contain1495                // non-hoistable expressions that refers to scope variables, e.g. compiler1496                // injected keys or cached event handlers. Therefore we need to always1497                // check the codegenNode's props to be sure.1498                const generatedPropsType = getGeneratedPropsConstantType(node, context);1499                if (generatedPropsType === 0 /* NOT_CONSTANT */) {1500                    constantCache.set(node, 0 /* NOT_CONSTANT */);1501                    return 0 /* NOT_CONSTANT */;1502                }1503                if (generatedPropsType < returnType) {1504                    returnType = generatedPropsType;1505                }1506                // 2. its children.1507                for (let i = 0; i < node.children.length; i++) {1508                    const childType = getConstantType(node.children[i], context);1509                    if (childType === 0 /* NOT_CONSTANT */) {1510                        constantCache.set(node, 0 /* NOT_CONSTANT */);1511                        return 0 /* NOT_CONSTANT */;1512                    }1513                    if (childType < returnType) {1514                        returnType = childType;1515                    }1516                }1517                // 3. if the type is not already CAN_SKIP_PATCH which is the lowest non-01518                // type, check if any of the props can cause the type to be lowered1519                // we can skip can_patch because it's guaranteed by the absence of a1520                // patchFlag.1521                if (returnType > 1 /* CAN_SKIP_PATCH */) {1522                    for (let i = 0; i < node.props.length; i++) {1523                        const p = node.props[i];1524                        if (p.type === 7 /* DIRECTIVE */ && p.name === 'bind' && p.exp) {1525                            const expType = getConstantType(p.exp, context);1526                            if (expType === 0 /* NOT_CONSTANT */) {1527                                constantCache.set(node, 0 /* NOT_CONSTANT */);1528                                return 0 /* NOT_CONSTANT */;1529                            }1530                            if (expType < returnType) {1531                                returnType = expType;1532                            }1533                        }1534                    }1535                }1536                // only svg/foreignObject could be block here, however if they are1537                // static then they don't need to be blocks since there will be no1538                // nested updates.1539                if (codegenNode.isBlock) {1540                    codegenNode.isBlock = false;1541                    context.helper(CREATE_VNODE);1542                }1543                constantCache.set(node, returnType);1544                return returnType;1545            }1546            else {1547                constantCache.set(node, 0 /* NOT_CONSTANT */);1548                return 0 /* NOT_CONSTANT */;1549            }1550        case 2 /* TEXT */:1551        case 3 /* COMMENT */:1552            return 3 /* CAN_STRINGIFY */;1553        case 9 /* IF */:1554        case 11 /* FOR */:1555        case 10 /* IF_BRANCH */:1556            return 0 /* NOT_CONSTANT */;1557        case 5 /* INTERPOLATION */:1558        case 12 /* TEXT_CALL */:1559            return getConstantType(node.content, context);1560        case 4 /* SIMPLE_EXPRESSION */:1561            return node.constType;1562        case 8 /* COMPOUND_EXPRESSION */:1563            let returnType = 3 /* CAN_STRINGIFY */;1564            for (let i = 0; i < node.children.length; i++) {1565                const child = node.children[i];1566                if (isString(child) || isSymbol(child)) {1567                    continue;1568                }1569                const childType = getConstantType(child, context);1570                if (childType === 0 /* NOT_CONSTANT */) {1571                    return 0 /* NOT_CONSTANT */;1572                }1573                else if (childType < returnType) {1574                    returnType = childType;1575                }1576            }1577            return returnType;1578        default:1579            return 0 /* NOT_CONSTANT */;1580    }1581}1582function getGeneratedPropsConstantType(node, context) {1583    let returnType = 3 /* CAN_STRINGIFY */;1584    const props = getNodeProps(node);1585    if (props && props.type === 15 /* JS_OBJECT_EXPRESSION */) {1586        const { properties } = props;1587        for (let i = 0; i < properties.length; i++) {1588            const { key, value } = properties[i];1589            const keyType = getConstantType(key, context);1590            if (keyType === 0 /* NOT_CONSTANT */) {1591                return keyType;1592            }1593            if (keyType < returnType) {1594                returnType = keyType;1595            }1596            if (value.type !== 4 /* SIMPLE_EXPRESSION */) {...compiler-core.esm-bundler.js
Source:compiler-core.esm-bundler.js  
...1309                    const flag = getPatchFlag(codegenNode);1310                    if ((!flag ||1311                        flag === 512 /* NEED_PATCH */ ||1312                        flag === 1 /* TEXT */) &&1313                        getGeneratedPropsConstantType(child, context) >=1314                            2 /* CAN_HOIST */) {1315                        const props = getNodeProps(child);1316                        if (props) {1317                            codegenNode.props = context.hoist(props);1318                        }1319                    }1320                }1321            }1322        }1323        else if (child.type === 12 /* TEXT_CALL */) {1324            const contentType = getConstantType(child.content, context);1325            if (contentType > 0) {1326                if (contentType < 3 /* CAN_STRINGIFY */) {1327                    canStringify = false;1328                }1329                if (contentType >= 2 /* CAN_HOIST */) {1330                    child.codegenNode = context.hoist(child.codegenNode);1331                    hasHoistedNode = true;1332                }1333            }1334        }1335        // walk further1336        if (child.type === 1 /* ELEMENT */) {1337            const isComponent = child.tagType === 1 /* COMPONENT */;1338            if (isComponent) {1339                context.scopes.vSlot++;1340            }1341            walk(child, context);1342            if (isComponent) {1343                context.scopes.vSlot--;1344            }1345        }1346        else if (child.type === 11 /* FOR */) {1347            // Do not hoist v-for single child because it has to be a block1348            walk(child, context, child.children.length === 1);1349        }1350        else if (child.type === 9 /* IF */) {1351            for (let i = 0; i < child.branches.length; i++) {1352                // Do not hoist v-if single child because it has to be a block1353                walk(child.branches[i], context, child.branches[i].children.length === 1);1354            }1355        }1356    }1357    if (canStringify && hasHoistedNode && context.transformHoist) {1358        context.transformHoist(children, context, node);1359    }1360}1361function getConstantType(node, context) {1362    const { constantCache } = context;1363    switch (node.type) {1364        case 1 /* ELEMENT */:1365            if (node.tagType !== 0 /* ELEMENT */) {1366                return 0 /* NOT_CONSTANT */;1367            }1368            const cached = constantCache.get(node);1369            if (cached !== undefined) {1370                return cached;1371            }1372            const codegenNode = node.codegenNode;1373            if (codegenNode.type !== 13 /* VNODE_CALL */) {1374                return 0 /* NOT_CONSTANT */;1375            }1376            const flag = getPatchFlag(codegenNode);1377            if (!flag) {1378                let returnType = 3 /* CAN_STRINGIFY */;1379                // Element itself has no patch flag. However we still need to check:1380                // 1. Even for a node with no patch flag, it is possible for it to contain1381                // non-hoistable expressions that refers to scope variables, e.g. compiler1382                // injected keys or cached event handlers. Therefore we need to always1383                // check the codegenNode's props to be sure.1384                const generatedPropsType = getGeneratedPropsConstantType(node, context);1385                if (generatedPropsType === 0 /* NOT_CONSTANT */) {1386                    constantCache.set(node, 0 /* NOT_CONSTANT */);1387                    return 0 /* NOT_CONSTANT */;1388                }1389                if (generatedPropsType < returnType) {1390                    returnType = generatedPropsType;1391                }1392                // 2. its children.1393                for (let i = 0; i < node.children.length; i++) {1394                    const childType = getConstantType(node.children[i], context);1395                    if (childType === 0 /* NOT_CONSTANT */) {1396                        constantCache.set(node, 0 /* NOT_CONSTANT */);1397                        return 0 /* NOT_CONSTANT */;1398                    }1399                    if (childType < returnType) {1400                        returnType = childType;1401                    }1402                }1403                // 3. if the type is not already CAN_SKIP_PATCH which is the lowest non-01404                // type, check if any of the props can cause the type to be lowered1405                // we can skip can_patch because it's guaranteed by the absence of a1406                // patchFlag.1407                if (returnType > 1 /* CAN_SKIP_PATCH */) {1408                    for (let i = 0; i < node.props.length; i++) {1409                        const p = node.props[i];1410                        if (p.type === 7 /* DIRECTIVE */ && p.name === 'bind' && p.exp) {1411                            const expType = getConstantType(p.exp, context);1412                            if (expType === 0 /* NOT_CONSTANT */) {1413                                constantCache.set(node, 0 /* NOT_CONSTANT */);1414                                return 0 /* NOT_CONSTANT */;1415                            }1416                            if (expType < returnType) {1417                                returnType = expType;1418                            }1419                        }1420                    }1421                }1422                // only svg/foreignObject could be block here, however if they are1423                // static then they don't need to be blocks since there will be no1424                // nested updates.1425                if (codegenNode.isBlock) {1426                    context.removeHelper(OPEN_BLOCK);1427                    context.removeHelper(CREATE_BLOCK);1428                    codegenNode.isBlock = false;1429                    context.helper(CREATE_VNODE);1430                }1431                constantCache.set(node, returnType);1432                return returnType;1433            }1434            else {1435                constantCache.set(node, 0 /* NOT_CONSTANT */);1436                return 0 /* NOT_CONSTANT */;1437            }1438        case 2 /* TEXT */:1439        case 3 /* COMMENT */:1440            return 3 /* CAN_STRINGIFY */;1441        case 9 /* IF */:1442        case 11 /* FOR */:1443        case 10 /* IF_BRANCH */:1444            return 0 /* NOT_CONSTANT */;1445        case 5 /* INTERPOLATION */:1446        case 12 /* TEXT_CALL */:1447            return getConstantType(node.content, context);1448        case 4 /* SIMPLE_EXPRESSION */:1449            return node.constType;1450        case 8 /* COMPOUND_EXPRESSION */:1451            let returnType = 3 /* CAN_STRINGIFY */;1452            for (let i = 0; i < node.children.length; i++) {1453                const child = node.children[i];1454                if (isString(child) || isSymbol(child)) {1455                    continue;1456                }1457                const childType = getConstantType(child, context);1458                if (childType === 0 /* NOT_CONSTANT */) {1459                    return 0 /* NOT_CONSTANT */;1460                }1461                else if (childType < returnType) {1462                    returnType = childType;1463                }1464            }1465            return returnType;1466        default:1467            if ((process.env.NODE_ENV !== 'production')) ;1468            return 0 /* NOT_CONSTANT */;1469    }1470}1471function getGeneratedPropsConstantType(node, context) {1472    let returnType = 3 /* CAN_STRINGIFY */;1473    const props = getNodeProps(node);1474    if (props && props.type === 15 /* JS_OBJECT_EXPRESSION */) {1475        const { properties } = props;1476        for (let i = 0; i < properties.length; i++) {1477            const { key, value } = properties[i];1478            const keyType = getConstantType(key, context);1479            if (keyType === 0 /* NOT_CONSTANT */) {1480                return keyType;1481            }1482            if (keyType < returnType) {1483                returnType = keyType;1484            }1485            if (value.type !== 4 /* SIMPLE_EXPRESSION */) {
...hoistStatic.js
Source:hoistStatic.js  
...35        if (codegenNode.type === 13) {36          const flag = getPatchFlag(codegenNode)37          if (38            (!flag || flag === 512 || flag === 1) &&39            getGeneratedPropsConstantType(child, context) >= 240          ) {41            const props = getNodeProps(child)42            if (props) {43              codegenNode.props = context.hoist(props)44            }45          }46          if (codegenNode.dynamicProps) {47            codegenNode.dynamicProps = context.hoist(codegenNode.dynamicProps)48          }49        }50      }51    } else if (52      child.type === 12 &&53      getConstantType(child.content, context) >= 254    ) {55      child.codegenNode = context.hoist(child.codegenNode)56      hoistedCount++57    }58    if (child.type === 1) {59      const isComponent = child.tagType === 160      if (isComponent) {61        context.scopes.vSlot++62      }63      walk(child, context)64      if (isComponent) {65        context.scopes.vSlot--66      }67    } else if (child.type === 11) {68      walk(child, context, child.children.length === 1)69    } else if (child.type === 9) {70      for (let i = 0; i < child.branches.length; i++) {71        walk(72          child.branches[i],73          context,74          child.branches[i].children.length === 175        )76      }77    }78  }79  if (hoistedCount && context.transformHoist) {80    context.transformHoist(children, context, node)81  }82  if (83    hoistedCount &&84    hoistedCount === originalCount &&85    node.type === 1 &&86    node.tagType === 0 &&87    node.codegenNode &&88    node.codegenNode.type === 13 &&89    isArray(node.codegenNode.children)90  ) {91    node.codegenNode.children = context.hoist(92      createArrayExpression(node.codegenNode.children)93    )94  }95}96export function getConstantType (node, context) {97  const { constantCache } = context98  switch (node.type) {99    case 1:100      if (node.tagType !== 0) {101        return 0102      }103      const cached = constantCache.get(node)104      if (cached !== undefined) {105        return cached106      }107      const codegenNode = node.codegenNode108      if (codegenNode.type !== 13) {109        return 0110      }111      if (112        codegenNode.isBlock &&113        node.tag !== 'svg' &&114        node.tag !== 'foreignObject'115      ) {116        return 0117      }118      const flag = getPatchFlag(codegenNode)119      if (!flag) {120        let returnType = 3121        const generatedPropsType = getGeneratedPropsConstantType(node, context)122        if (generatedPropsType === 0) {123          constantCache.set(node, 0)124          return 0125        }126        if (generatedPropsType < returnType) {127          returnType = generatedPropsType128        }129        for (let i = 0; i < node.children.length; i++) {130          const childType = getConstantType(node.children[i], context)131          if (childType === 0) {132            constantCache.set(node, 0)133            return 0134          }135          if (childType < returnType) {...Using AI Code Generation
1const { getGeneratedPropsConstantType } = require('@playwright/test/lib/server/frames');2const { test } = require('@playwright/test');3test('test', async ({ page }) => {4  const type = getGeneratedPropsConstantType(page);5  console.log(type);6});Using AI Code Generation
1const { getGeneratedPropsConstantType } = require('playwright/lib/server/frames');2const { Page } = require('playwright/lib/server/page');3const { Frame } = require('playwright/lib/server/frames');4const { ElementHandle } = require('playwright/lib/server/dom');5const { JSHandle } = require('playwright/lib/server/javascript');6const { CDPSession } = require('playwright/lib/server/chromium/cdpsession');7const { BrowserContext } = require('playwright/lib/server/browserContext');8const { Browser } = require('playwright/lib/server/browser');9const { chromium } = require('playwright/lib/server/chromium');10const { WebKit } = require('playwright/lib/server/webkit');11const { Firefox } = require('playwright/lib/server/firefox');12const { BrowserServer } = require('playwright/lib/server/browserServer');13const { TimeoutError } = require('playwright/lib/server/errors');14const { helper } = require('playwright/lib/server/helper');15const { debugLogger } = require('playwright/lib/server/debugLogger');16const { assert } = require('playwright/lib/server/helper');17const { Events } = require('playwright/lib/server/events');18const { ConnectionTransport } = require('playwright/lib/server/transport');19const { WebSocketTransport } = require('playwright/lib/server/transport');20const { PipeTransport } = require('playwright/lib/server/transport');21const { StdioTransport } = require('playwright/lib/server/transport');22const { BrowserType } = require('playwright/lib/server/browserType');23const { BrowserChannel } = require('playwright/lib/server/browserType');24const { BrowserFetcher } = require('playwright/lib/server/browserFetcher');25const { BrowserServerLauncher } = require('playwright/lib/server/browserType');26const { BrowserServerLauncherImpl } = require('playwright/lib/server/browserType');27const { BrowserServerImpl } = require('playwright/lib/server/browserType');28const { BrowserContextImpl } = require('playwright/lib/server/browserContext');29const { BrowserContextDispatcher } = require('playwright/lib/server/browserContextDispatcher');30const { PageDispatcher } = require('playwright/lib/server/pageDispatcher');31const { FrameDispatcher } = require('playwright/lib/server/frameDispatcher');32const { WorkerDispatcher } = require('playwright/lib/server/workerDispatcher');33const { ElementHandleDispatcher } = require('playwright/lib/server/elementHandlerUsing AI Code Generation
1const { getGeneratedPropsConstantType } = require('playwright/lib/server/frames');2const { Frame } = require('playwright/lib/server/frames');3const { ElementHandle } = require('playwright/lib/server/dom');4const { JSHandle } = require('playwright/lib/server/jsHandle');5const { JSHandlePreview } = require('playwright/lib/server/supplements/recorderSupplement');6const { ElementHandlePreview } = require('playwright/lib/server/supplements/recorderSupplement');7const { FrameManager } = require('playwright/lib/server/frames');8const { Page } = require('playwright/lib/server/page');9const { PageProxy } = require('playwright/lib/server/chromium/crPage');10const { Worker } = require('playwright/lib/server/worker');11const { WorkerProxy } = require('playwright/lib/server/chromium/crWorker');12const { BrowserContext } = require('playwright/lib/server/browserContext');13const { BrowserContextProxy } = require('playwright/lib/server/chromium/crBrowser');14const { Browser } = require('playwright/lib/server/browser');15const { BrowserServer } = require('playwright/lib/server/browserServer');16const { BrowserType } = require('playwright/lib/server/browserType');17const { BrowserTypeBase } = require('playwright/lib/server/browserType');18const { BrowserFetcher } = require('playwright/lib/server/browserFetcher');19const { helper } = require('playwright/lib/server/helper');20const { assert } = require('playwright/lib/server/helper');21const { EventEmitter } = require('events');22const { TimeoutError } = require('playwright/lib/server/errors');23const { Connection } = require('playwright/lib/server/connection');24const { CRSession } = require('playwright/lib/server/chromium/crConnection');25const { CRSessionPool } = require('playwright/lib/server/chromium/crConnection');26const { CRConnection } = require('playwright/lib/server/chromium/crConnection');27const { CRBrowser } = require('playwright/lib/server/chromium/crBrowser');28const { CRBrowserContext } = require('playwright/lib/server/chromium/crBrowser');29const { CRPage } = require('playwright/lib/server/chromium/crPage');30const { CRPageProxy } = require('playwright/lib/server/chromium/crPage');31const { CRWorker } = require('playwright/lib/server/chromium/crWorkerUsing AI Code Generation
1const { getGeneratedPropsConstantType } = require('playwright/lib/server/frames');2const { Frame } = require('playwright/lib/server/frames');3const { ElementHandle } = require('playwright/lib/server/dom');4const { JSHandle } = require('playwright/lib/server/jsHandle');5const { Page } = require('playwright/lib/server/page');6const { Protocol } = require('playwright/lib/server/protocol');7const { helper } = require('playwright/lib/helper');8const { assert } = require('playwright/lib/utils/utils');9const { debugError } = require('playwright/lib/utils/debug');10const { TimeoutError } = require('playwright/lib/errors');11const { serializeResult } = require('playwright/lib/server/serializers');12const { isString } = require('playwright/lib/utils/utils');13const { isDebugMode } = require('./config');14class CustomElementHandle extends ElementHandle {15  constructor(frame, context, clientObject) {16    super(frame, context, clientObject);17  }18  async getGeneratedPropsConstantType() {19    const { value } = await this._context.evaluateHandle((injected, node) => {20      return injected.getGeneratedPropsConstantType(node);21    }, this._context.injectedScript, this);22    return value;23  }24}25class CustomJSHandle extends JSHandle {26  constructor(context, clientObject) {27    super(context, clientObject);28  }29  async getGeneratedPropsConstantType() {30    const { value } = await this._context.evaluateHandle((injected, node) => {31      return injected.getGeneratedPropsConstantType(node);32    }, this._context.injectedScript, this);33    return value;34  }35}36class CustomFrame extends Frame {37  constructor(page, context, frameId) {38    super(page, context, frameId);39  }40  async _createHandle(context, remoteObject) {41    if (remoteObject.subtype === 'node')42      return new CustomElementHandle(this, context, remoteObject);43    return new CustomJSHandle(context, remoteObject);44  }45}46class CustomPage extends Page {47  constructor(context, delegate, pageOrError) {48    super(context, delegate, pageOrError);49  }50  _createFrame(parentFrame, frameId) {51    const frame = new CustomFrame(this, this._mainContext, frameId);52    frame._parentFrame = parentFrame;53    return frame;54  }Using AI Code Generation
1const { getGeneratedPropsConstantType } = require('playwright/lib/server/supplements/recorder/recorderSupplement.js');2const { getGeneratedPropsConstantType } = require('playwright/lib/server/supplements/recorder/recorderSupplement.js');3const type = getGeneratedPropsConstantType('input', 'type');4console.log(type);5const { getGeneratedPropsConstantType } = require('playwright/lib/server/supplements/recorder/recorderSupplement.js');6const type = getGeneratedPropsConstantType('input', 'type');7console.log(type);Using AI Code Generation
1const playwright = require('playwright');2const { getGeneratedPropsConstantType } = require('playwright/lib/server/frames');3const { Frame } = require('playwright/lib/server/frame');4const { Page } = require('playwright/lib/server/page');5const { ElementHandle } = require('playwright/lib/server/elementHandler');6const { JSHandle } = require('playwright/lib/server/jsHandle');7(async () => {8  const browser = await playwright['chromium'].launch();9  const context = await browser.newContext();10  const page = await context.newPage();11  const userAgent = await page.evaluate(() => navigator.userAgent);12  console.log(userAgent);13  await browser.close();14})();15const playwright = require('playwright');16const { getGeneratedPropsConstantType } = require('playwright/lib/server/frames');17const { Frame } = require('playwright/lib/server/frame');18const { Page } = require('playwright/lib/server/page');19const { ElementHandle } = require('playwright/lib/server/elementHandler');20const { JSHandle } = require('playwright/lib/server/jsHandle');21(async () => {22  const browser = await playwright['chromium'].launch();23  const context = await browser.newContext();24  const page = await context.newPage();25  const userAgent = await page.evaluate(() => navigator.userAgent);26  console.log(userAgent);27  await browser.close();28})();29const playwright = require('playwright');30const { getGeneratedPropsConstantType } = require('playwright/lib/server/frames');31const { Frame } = require('playwright/lib/server/frame');32const { Page } = require('playwright/lib/server/page');33const { ElementHandle } = require('playwright/lib/server/elementHandler');34const { JSHandle } = require('playwright/lib/server/jsHandle');35(async () => {36  const browser = await playwright['chromium'].launch();37  const context = await browser.newContext();38  const page = await context.newPage();39  const userAgent = await page.evaluate(() => navigator.userAgent);40  console.log(userAgent);41  await browser.close();42})();Using AI Code Generation
1const { getGeneratedPropsConstantType } = require('@playwright/test/lib/server/frames');2const { Frame } = require('@playwright/test/lib/server/frames');3const { assert } = require('console');4Frame.prototype.getGeneratedPropsConstantType = function () {5  return getGeneratedPropsConstantType();6};7const { test, expect } = require('@playwright/test');8test('test', async ({ page }) => {9  const type = await page.mainFrame().getGeneratedPropsConstantType();10  assert.strictEqual(type, 'generated');11});12    OS: Linux 5.4 Ubuntu 20.04.1 LTS (Focal Fossa)Using AI Code Generation
1const { getGeneratedPropsConstantType } = require('@playwright/test/lib/utils/structs');2const { test } = require('@playwright/test');3test('getGeneratedPropsConstantType', async ({ page }) => {4  const generatedPropsConstantType = getGeneratedPropsConstantType(page);5  console.log(generatedPropsConstantType);6});7### `getGeneratedPropsConstantType(page: Page)`8### `getGeneratedPropsConstantType(context: BrowserContext)`9### `getGeneratedPropsConstantType(browser: Browser)`10### `getGeneratedPropsConstantType(testInfo: TestInfo)`Using AI Code Generation
1const { getGeneratedPropsConstantType } = require('@playwright/test/lib/server/frames');2const { assert } = require('console');3const path = require('path');4const fs = require('fs');5const { constants } = require('buffer');6const { type } = require('os');7const { setMaxListeners } = require('process');8const { mainModule } = require('process');9const { type } = require('os');10const { setMaxListeners } = require('process');11const { mainModule } = require('process');12const { type } = require('os');13const { setMaxListeners } = require('process');14const { mainModule } = require('process');15const { type } = require('os');16const { setMaxListeners } = require('process');17const { mainModule } = require('process');18const { type } = require('os');19const { setMaxListeners } = require('process');20const { mainModule } = require('process');21const { type } = require('os');22const { setMaxListeners } = require('process');23const { mainModule } = require('process');24const { type } = require('os');25const { setMaxListeners } = require('process');26const { mainModule } = require('process');27const { type } = require('os');28const { setMaxListeners } = require('process');29const { mainModule } = require('process');30const { type } = require('os');31const { setMaxListeners } = require('process');32const { mainModule } = require('process');33const { type } = require('os');34const { setMaxListeners } = require('process');35const { mainModule } = require('process');36const { type } = require('os');37const { setMaxListeners } = require('process');38const { mainModule } = require('process');39const { type } = require('os');40const { setMaxListeners } = require('process');41const { mainModule } = require('process');42const { type } = require('os');43const { setMaxListeners } = require('process');44const { mainModule } = require('process');45const { type } = require('os');46const { setMaxListeners } = require('process');47const { mainModule } = require('process');48const { type } = require('os');49const { setMaxListeners } = require('process');50const { mainModule } =LambdaTest’s Playwright tutorial will give you a broader idea about the Playwright automation framework, its unique features, and use cases with examples to exceed your understanding of Playwright testing. This tutorial will give A to Z guidance, from installing the Playwright framework to some best practices and advanced concepts.
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