Join the 1-day Testing & QA Summit featuring 15+ Expert Speakers.Register for FREE! 
How to use advancePositionWithMutation method in Playwright Internal
Best JavaScript code snippet using playwright-internal
note-compile.js
Source:note-compile.js 
...459 };460}461function advanceBy(context, numberOfCharacters) {462 const { source } = context;463 advancePositionWithMutation(context, source, numberOfCharacters);464 context.source = source.slice(numberOfCharacters);465}466// advance by mutation without cloning (for performance reasons), since this467// gets called a lot in the parser468function advancePositionWithMutation(pos, source, numberOfCharacters = source.length) {469 let linesCount = 0;470 let lastNewLinePos = -1;471 for (let i = 0; i < numberOfCharacters; i++) {472 if (source.charCodeAt(i) === 10 /* newline char code */) {473 linesCount++;474 lastNewLinePos = i;475 }476 }477 pos.offset += numberOfCharacters;478 pos.line += linesCount;479 pos.column =480 lastNewLinePos === -1481 ? pos.column + numberOfCharacters482 : numberOfCharacters - lastNewLinePos;483 return pos;484}485/**486 * ROOT 487 * type: 0488 * {489 type: 0,490 children,491 helpers: [],492 components: [],493 directives: [],494 hoists: [],495 imports: [],496 cached: 0,497 temps: 0,498 codegenNode: undefined,499 loc500 };501 */502/**503 * TEXT 504 * type: 2505 */506function parseText(context, mode) {507 const endTokens = ['<', context.options.delimiters[0]];508 if (mode === 3 /* CDATA */) {509 endTokens.push(']]>');510 }511 let endIndex = context.source.length;512 for (let i = 0; i < endTokens.length; i++) {513 const index = context.source.indexOf(endTokens[i], 1);514 if (index !== -1 && endIndex > index) {515 endIndex = index;516 }517 }518 const start = getCursor(context);519 const content = parseTextData(context, endIndex, mode);520 return {521 type: 2 /* TEXT */,522 content,523 loc: getSelection(context, start)524 };525}526function parseTextData(context, length, mode) {527 const rawText = context.source.slice(0, length);528 advanceBy(context, length);529 if (mode === 2 /* RAWTEXT */ ||530 mode === 3 /* CDATA */ ||531 rawText.indexOf('&') === -1) {532 return rawText;533 }534 else {535 // DATA or RCDATA containing "&"". Entity decoding required.536 return context.options.decodeEntities(rawText, mode === 4 /* ATTRIBUTE_VALUE */);537 }538}539/**540 * INTERPOLATION {{...}}541 * type: 5542 */543function parseInterpolation(context, mode) {544 const [open, close] = context.options.delimiters;545 const closeIndex = context.source.indexOf(close, open.length);546 if (closeIndex === -1) {547 emitError(context, 25 /* X_MISSING_INTERPOLATION_END */);548 return undefined;549 }550 const start = getCursor(context);551 advanceBy(context, open.length);552 const innerStart = getCursor(context);553 const innerEnd = getCursor(context);554 const rawContentLength = closeIndex - open.length;555 const rawContent = context.source.slice(0, rawContentLength);556 const preTrimContent = parseTextData(context, rawContentLength, mode);557 const content = preTrimContent.trim();558 const startOffset = preTrimContent.indexOf(content);559 if (startOffset > 0) {560 advancePositionWithMutation(innerStart, rawContent, startOffset);561 }562 const endOffset = rawContentLength - (preTrimContent.length - content.length - startOffset);563 advancePositionWithMutation(innerEnd, rawContent, endOffset);564 advanceBy(context, close.length);565 return {566 type: 5 /* INTERPOLATION */,567 content: {568 type: 4 /* SIMPLE_EXPRESSION */,569 isStatic: false,570 // Set `isConstant` to false by default and will decide in transformExpression571 isConstant: false,572 content,573 loc: getSelection(context, innerStart, innerEnd)574 },575 loc: getSelection(context, start)576 };577}578/**579 * SIMPLE_EXPRESSION {{...}}580 * type: 4581 * {582 type: 4,583 content: value.content,584 isStatic: false,585 isConstant: false,586 loc: value.loc587 }588 */589/**590 * COMMENT <!DOCTYPE>, <!---->591 * type: 3592 */593function parseComment(context) {594 const start = getCursor(context);595 let content;596 // Regular comment.597 const match = /--(\!)?>/.exec(context.source);598 if (!match) {599 content = context.source.slice(4);600 advanceBy(context, context.source.length);601 emitError(context, 7 /* EOF_IN_COMMENT */);602 }603 else {604 if (match.index <= 3) {605 emitError(context, 0 /* ABRUPT_CLOSING_OF_EMPTY_COMMENT */);606 }607 if (match[1]) {608 emitError(context, 10 /* INCORRECTLY_CLOSED_COMMENT */);609 }610 content = context.source.slice(4, match.index);611 // Advancing with reporting nested comments.612 const s = context.source.slice(0, match.index);613 let prevIndex = 1, nestedIndex = 0;614 while ((nestedIndex = s.indexOf('<!--', prevIndex)) !== -1) {615 advanceBy(context, nestedIndex - prevIndex + 1);616 if (nestedIndex + 4 < s.length) {617 emitError(context, 16 /* NESTED_COMMENT */);618 }619 prevIndex = nestedIndex + 1;620 }621 advanceBy(context, match.index + match[0].length - prevIndex + 1);622 }623 return {624 type: 3 /* COMMENT */,625 content,626 loc: getSelection(context, start)627 };628}629function parseBogusComment(context) {630 const start = getCursor(context);631 const contentStart = context.source[1] === '?' ? 1 : 2;632 let content;633 const closeIndex = context.source.indexOf('>');634 if (closeIndex === -1) {635 content = context.source.slice(contentStart);636 advanceBy(context, context.source.length);637 }638 else {639 content = context.source.slice(contentStart, closeIndex);640 advanceBy(context, closeIndex + 1);641 }642 return {643 type: 3 /* COMMENT */,644 content,645 loc: getSelection(context, start)646 };647}648// CDATA æçæ¯ä¸ç± XML 解æå¨è¿è¡è§£æçææ¬æ°æ®ã649function parseCDATA(context, ancestors) {650 advanceBy(context, 9);651 const nodes = parseChildren(context, 3 /* CDATA */, ancestors);652 if (context.source.length === 0) {653 emitError(context, 6 /* EOF_IN_CDATA */);654 }655 else {656 advanceBy(context, 3);657 }658 return nodes;659}660/**661 * ELEMENT662 * type: 1663 * {664 type: 1,665 ns,666 tag,667 tagType, 1: component 2:slot 3:template668 props,669 isSelfClosing,670 children: [],671 loc: getSelection(context, start),672 codegenNode: undefined673 }674 */675function parseElement(context, ancestors) {676 // Start tag.677 const wasInPre = context.inPre;678 const wasInVPre = context.inVPre;679 const parent = last(ancestors);680 const element = parseTag(context, 0 /* Start */, parent);681 const isPreBoundary = context.inPre && !wasInPre;682 const isVPreBoundary = context.inVPre && !wasInVPre;683 if (element.isSelfClosing || context.options.isVoidTag(element.tag)) {684 return element;685 }686 // Children.687 ancestors.push(element);688 const mode = context.options.getTextMode(element, parent);689 const children = parseChildren(context, mode, ancestors);690 ancestors.pop();691 element.children = children;692 // End tag.693 if (startsWithEndTagOpen(context.source, element.tag)) {694 parseTag(context, 1 /* End */, parent);695 }696 else {697 emitError(context, 24 /* X_MISSING_END_TAG */, 0, element.loc.start);698 if (context.source.length === 0 && element.tag.toLowerCase() === 'script') {699 const first = children[0];700 if (first && startsWith(first.loc.source, '<!--')) {701 emitError(context, 8 /* EOF_IN_SCRIPT_HTML_COMMENT_LIKE_TEXT */);702 }703 }704 }705 element.loc = getSelection(context, element.loc.start);706 if (isPreBoundary) {707 context.inPre = false;708 }709 if (isVPreBoundary) {710 context.inVPre = false;711 }712 return element;713}714function parseTag(context, type, parent) {715 // Tag open.716 const start = getCursor(context);717 const match = /^<\/?([a-z][^\t\r\n\f />]*)/i.exec(context.source);718 const tag = match[1];719 const ns = context.options.getNamespace(tag, parent);720 advanceBy(context, match[0].length);721 advanceSpaces(context);722 // save current state in case we need to re-parse attributes with v-pre723 const cursor = getCursor(context);724 const currentSource = context.source;725 // Attributes.726 let props = parseAttributes(context, type);727 // check <pre> tag728 if (context.options.isPreTag(tag)) {729 context.inPre = true;730 }731 // check v-pre732 if (!context.inVPre &&733 props.some(p => p.type === 7 /* DIRECTIVE */ && p.name === 'pre')) {734 context.inVPre = true;735 // reset context736 extend(context, cursor);737 context.source = currentSource;738 // re-parse attrs and filter out v-pre itself739 props = parseAttributes(context, type).filter(p => p.name !== 'v-pre');740 }741 // Tag close.742 let isSelfClosing = false;743 if (context.source.length === 0) {744 emitError(context, 9 /* EOF_IN_TAG */);745 }746 else {747 isSelfClosing = startsWith(context.source, '/>');748 if (type === 1 /* End */ && isSelfClosing) {749 emitError(context, 4 /* END_TAG_WITH_TRAILING_SOLIDUS */);750 }751 advanceBy(context, isSelfClosing ? 2 : 1);752 }753 let tagType = 0 /* ELEMENT */;754 const options = context.options;755 if (!context.inVPre && !options.isCustomElement(tag)) {756 const hasVIs = props.some(p => p.type === 7 /* DIRECTIVE */ && p.name === 'is');757 if (options.isNativeTag && !hasVIs) {758 if (!options.isNativeTag(tag))759 tagType = 1 /* COMPONENT */;760 }761 else if (hasVIs ||762 isCoreComponent(tag) ||763 (options.isBuiltInComponent && options.isBuiltInComponent(tag)) ||764 /^[A-Z]/.test(tag) ||765 tag === 'component') {766 tagType = 1 /* COMPONENT */;767 }768 if (tag === 'slot') {769 tagType = 2 /* SLOT */;770 }771 else if (tag === 'template' &&772 props.some(p => {773 return (p.type === 7 /* DIRECTIVE */ && isSpecialTemplateDirective(p.name));774 })) {775 tagType = 3 /* TEMPLATE */;776 }777 }778 return {779 type: 1 /* ELEMENT */,780 ns,781 tag,782 tagType,783 props,784 isSelfClosing,785 children: [],786 loc: getSelection(context, start),787 codegenNode: undefined // to be created during transform phase788 };789}790function parseAttributes(context, type) {791 const props = [];792 const attributeNames = new Set();793 while (context.source.length > 0 &&794 !startsWith(context.source, '>') &&795 !startsWith(context.source, '/>')) {796 if (startsWith(context.source, '/')) {797 emitError(context, 22 /* UNEXPECTED_SOLIDUS_IN_TAG */);798 advanceBy(context, 1);799 advanceSpaces(context);800 continue;801 }802 if (type === 1 /* End */) {803 emitError(context, 3 /* END_TAG_WITH_ATTRIBUTES */);804 }805 const attr = parseAttribute(context, attributeNames);806 if (type === 0 /* Start */) {807 props.push(attr);808 }809 if (/^[^\t\r\n\f />]/.test(context.source)) {810 emitError(context, 15 /* MISSING_WHITESPACE_BETWEEN_ATTRIBUTES */);811 }812 advanceSpaces(context);813 }814 return props;815}816/**817 * ATTRIBUTE818 * type: 6819 * {820 type: 6,821 name,822 value: value && {823 type: 2,824 content: value.content,825 loc: value.loc826 },827 loc828 };829 */830/**831 * DIRECTIVE832 * type: 7833 * {834 type: 7,835 name: dirName,836 exp: value && {837 type: 4,838 content: value.content,839 isStatic: false,840 isConstant: false,841 loc: value.loc842 },843 arg,844 modifiers: match[3] ? match[3].substr(1).split('.') : [],845 loc846 }847 */848function parseAttribute(context, nameSet) {849 // Name.850 const start = getCursor(context);851 const match = /^[^\t\r\n\f />][^\t\r\n\f />=]*/.exec(context.source);852 const name = match[0];853 if (nameSet.has(name)) {854 emitError(context, 2 /* DUPLICATE_ATTRIBUTE */);855 }856 nameSet.add(name);857 if (name[0] === '=') {858 emitError(context, 19 /* UNEXPECTED_EQUALS_SIGN_BEFORE_ATTRIBUTE_NAME */);859 }860 {861 const pattern = /["'<]/g;862 let m;863 while ((m = pattern.exec(name))) {864 emitError(context, 17 /* UNEXPECTED_CHARACTER_IN_ATTRIBUTE_NAME */, m.index);865 }866 }867 advanceBy(context, name.length);868 // Value869 let value = undefined;870 if (/^[\t\r\n\f ]*=/.test(context.source)) {871 advanceSpaces(context);872 advanceBy(context, 1);873 advanceSpaces(context);874 value = parseAttributeValue(context);875 if (!value) {876 emitError(context, 13 /* MISSING_ATTRIBUTE_VALUE */);877 }878 }879 const loc = getSelection(context, start);880 if (!context.inVPre && /^(v-|:|@|#)/.test(name)) {881 const match = /(?:^v-([a-z0-9-]+))?(?:(?::|^@|^#)(\[[^\]]+\]|[^\.]+))?(.+)?$/i.exec(name);882 const dirName = match[1] ||883 (startsWith(name, ':') ? 'bind' : startsWith(name, '@') ? 'on' : 'slot');884 let arg;885 if (match[2]) {886 const isSlot = dirName === 'slot';887 const startOffset = name.indexOf(match[2]);888 const loc = getSelection(889 context, 890 getNewPosition(context, start, startOffset), 891 getNewPosition(context, start, startOffset + match[2].length + ((isSlot && match[3]) || '').length)892 );893 let content = match[2];894 let isStatic = true;895 if (content.startsWith('[')) {896 isStatic = false;897 if (!content.endsWith(']')) {898 emitError(context, 26 /* X_MISSING_DYNAMIC_DIRECTIVE_ARGUMENT_END */);899 }900 content = content.substr(1, content.length - 2);901 }902 else if (isSlot) {903 // #1241 special case for v-slot: vuetify relies extensively on slot904 // names containing dots. v-slot doesn't have any modifiers and Vue 2.x905 // supports such usage so we are keeping it consistent with 2.x.906 content += match[3] || '';907 }908 arg = {909 type: 4 /* SIMPLE_EXPRESSION */,910 content,911 isStatic,912 isConstant: isStatic,913 loc914 };915 }916 if (value && value.isQuoted) {917 const valueLoc = value.loc;918 valueLoc.start.offset++;919 valueLoc.start.column++;920 valueLoc.end = advancePositionWithClone(valueLoc.start, value.content);921 valueLoc.source = valueLoc.source.slice(1, -1);922 }923 return {924 type: 7 /* DIRECTIVE */,925 name: dirName,926 exp: value && {927 type: 4 /* SIMPLE_EXPRESSION */,928 content: value.content,929 isStatic: false,930 // Treat as non-constant by default. This can be potentially set to931 // true by `transformExpression` to make it eligible for hoisting.932 isConstant: false,933 loc: value.loc934 },935 arg,936 modifiers: match[3] ? match[3].substr(1).split('.') : [],937 loc938 };939 }940 return {941 type: 6 /* ATTRIBUTE */,942 name,943 value: value && {944 type: 2 /* TEXT */,945 content: value.content,946 loc: value.loc947 },948 loc949 };950}951function parseAttributeValue(context) {952 const start = getCursor(context);953 let content;954 const quote = context.source[0];955 const isQuoted = quote === `"` || quote === `'`;956 if (isQuoted) {957 // Quoted value.958 advanceBy(context, 1);959 const endIndex = context.source.indexOf(quote);960 if (endIndex === -1) {961 content = parseTextData(context, context.source.length, 4 /* ATTRIBUTE_VALUE */);962 }963 else {964 content = parseTextData(context, endIndex, 4 /* ATTRIBUTE_VALUE */);965 advanceBy(context, 1);966 }967 }968 else {969 // Unquoted970 const match = /^[^\t\r\n\f >]+/.exec(context.source);971 if (!match) {972 return undefined;973 }974 const unexpectedChars = /["'<=`]/g;975 let m;976 while ((m = unexpectedChars.exec(match[0]))) {977 emitError(context, 18 /* UNEXPECTED_CHARACTER_IN_UNQUOTED_ATTRIBUTE_VALUE */, m.index);978 }979 content = parseTextData(context, match[0].length, 4 /* ATTRIBUTE_VALUE */);980 }981 return { content, isQuoted, loc: getSelection(context, start) };982}983/**984 * Get text data with a given length from the current location.985 * This translates HTML entities in the text data.986 */987function parseTextData(context, length, mode) {988 const rawText = context.source.slice(0, length);989 advanceBy(context, length);990 if (mode === 2 /* RAWTEXT */ ||991 mode === 3 /* CDATA */ ||992 rawText.indexOf('&') === -1) {993 return rawText;994 }995 else {996 // DATA or RCDATA containing "&"". Entity decoding required.997 return context.options.decodeEntities(rawText, mode === 4 /* ATTRIBUTE_VALUE */);998 }999}1000function getSelection(context, start, end) {1001 end = end || getCursor(context);1002 return {1003 start,1004 end,1005 source: context.originalSource.slice(start.offset, end.offset)1006 };1007}1008function getNewPosition(context, start, numberOfCharacters) {1009 return advancePositionWithClone(start, context.originalSource.slice(start.offset, numberOfCharacters), numberOfCharacters);1010}1011function advancePositionWithClone(pos, source, numberOfCharacters = source.length) {1012 return advancePositionWithMutation(extend({}, pos), source, numberOfCharacters);1013}1014// advance by mutation without cloning (for performance reasons), since this1015// gets called a lot in the parser1016function advancePositionWithMutation(pos, source, numberOfCharacters = source.length) {1017 let linesCount = 0;1018 let lastNewLinePos = -1;1019 for (let i = 0; i < numberOfCharacters; i++) {1020 if (source.charCodeAt(i) === 10 /* newline char code */) {1021 linesCount++;1022 lastNewLinePos = i;1023 }1024 }1025 pos.offset += numberOfCharacters;1026 pos.line += linesCount;1027 pos.column =1028 lastNewLinePos === -11029 ? pos.column + numberOfCharacters1030 : numberOfCharacters - lastNewLinePos;...
parse.js
Source:parse.js
...139}140function advanceBy(context, numberOfCharacters) { 141 const { source } = context 142 // æ´æ° context ç offsetãlineãcolumn 143 advancePositionWithMutation(context, source, numberOfCharacters) 144 // æ´æ° context ç source 145 context.source = source.slice(numberOfCharacters) 146} 147function advancePositionWithMutation(pos, source, numberOfCharacters = source.length) { 148 let linesCount = 0 149 let lastNewLinePos = -1 150 for (let i = 0; i < numberOfCharacters; i++) { 151 if (source.charCodeAt(i) === 10 /* newline char code */) { 152 linesCount++ 153 lastNewLinePos = i 154 } 155 } 156 pos.offset += numberOfCharacters 157 pos.line += linesCount 158 pos.column = 159 lastNewLinePos === -1 160 ? pos.column + numberOfCharacters 161 : numberOfCharacters - lastNewLinePos 162 return pos 163} 164function parseInterpolation(context, mode) { 165 // ä»é
ç½®ä¸è·åæå¼å¼å§åç»æåé符ï¼é»è®¤æ¯ {{ å }} 166 const [open, close] = context.options.delimiters 167 const closeIndex = context.source.indexOf(close, open.length) 168 if (closeIndex === -1) { 169 emitError(context, 25 /* X_MISSING_INTERPOLATION_END */) 170 return undefined 171 } 172 const start = getCursor(context) 173 // 代ç åè¿å°æå¼å¼å§åé符å 174 advanceBy(context, open.length) 175 // å
é¨æå¼å¼å§ä½ç½® 176 const innerStart = getCursor(context) 177 // å
é¨æå¼ç»æä½ç½® 178 const innerEnd = getCursor(context) 179 // æå¼åå§å
容çé¿åº¦ 180 const rawContentLength = closeIndex - open.length 181 // æå¼åå§å
容 182 const rawContent = context.source.slice(0, rawContentLength) 183 // è·åæå¼çå
容ï¼å¹¶åè¿ä»£ç å°æå¼çå
容å 184 const preTrimContent = parseTextData(context, rawContentLength, mode) 185 const content = preTrimContent.trim() 186 // å
容ç¸å¯¹äºæå¼å¼å§åé符ç头å移 187 const startOffset = preTrimContent.indexOf(content) 188 if (startOffset > 0) { 189 // æ´æ°å
é¨æå¼å¼å§ä½ç½® 190 advancePositionWithMutation(innerStart, rawContent, startOffset) 191 } 192 // å
容ç¸å¯¹äºæå¼ç»æåé符çå°¾å移 193 const endOffset = rawContentLength - (preTrimContent.length - content.length - startOffset) 194 // æ´æ°å
é¨æå¼ç»æä½ç½® 195 advancePositionWithMutation(innerEnd, rawContent, endOffset); 196 // åè¿ä»£ç å°æå¼ç»æåé符å 197 advanceBy(context, close.length) 198 return { 199 type: 5 /* INTERPOLATION */, 200 content: { 201 type: 4 /* SIMPLE_EXPRESSION */, 202 isStatic: false, 203 isConstant: false, 204 content, 205 loc: getSelection(context, innerStart, innerEnd) 206 }, 207 loc: getSelection(context, start) 208 } 209} ...
compiler-dom.js
Source:compiler-dom.js
...64 const content = preTrimContent.trim(); // å»æååç©ºæ ¼ " name " name65 const startOffset = preTrimContent.indexOf(content); // {{ name }}66 if (startOffset > 0) {67 // æåé¢ç©ºæ ¼68 advancePositionWithMutation(innerStart, preTrimContent, startOffset);69 }70 // å¨å»æ´æ°innerEnd ï¼71 const endOffset = content.length + startOffset;72 advancePositionWithMutation(innerEnd, preTrimContent, endOffset);73 advanceBy(context, 2);74 return {75 type: NodeTypes.INTERPOLATION,76 content: {77 type: NodeTypes.SIMPLE_EXPRESSION,78 isStatic: false,79 loc: getSelection(context, innerStart, innerEnd),80 },81 loc: getSelection(context, start),82 };83}84function getCursor(context) {85 let { line, column, offset } = context;86 return { line, column, offset };87}88function advancePositionWithMutation(context, s, endIndex) {89 // å¦ä½æ´æ°æ¶ç¬¬å è¡?90 let linesCount = 0;91 let linePos = -1;92 for (let i = 0; i < endIndex; i++) {93 if (s.charCodeAt(i) == 10) {94 // éå°æ¢è¡å°±æ¶¨ä¸è¡95 linesCount++;96 linePos = i; // æ¢è¡å第ä¸ä¸ªäººçä½ç½®97 }98 }99 context.offset += endIndex;100 context.line += linesCount;101 context.column =102 linePos == -1 ? context.column + endIndex : endIndex - linePos;103 // å¦ä½æ´æ°åæ°104 // æ´æ°å移é105}106function advanceBy(context, endIndex) {107 let s = context.source; // åå
容108 // 计ç®åºä¸ä¸ªæ°çç»æä½ç½®109 advancePositionWithMutation(context, s, endIndex); // æ ¹æ®å
容åç»æç´¢å¼æ¥ä¿®æ¹ä¸ä¸æçä¿¡æ¯110 context.source = s.slice(endIndex); // æªåå
容111}112function parseTextData(context, endIndex) {113 const rawText = context.source.slice(0, endIndex);114 advanceBy(context, endIndex); // å¨context.sourceä¸æææ¬å
容å é¤æ115 return rawText;116}117function getSelection(context, start, end) {118 // è·åè¿ä¸ªä¿¡æ¯å¯¹åºçå¼å§ãç»æãå
容119 end = end || getCursor(context);120 return {121 start,122 end,123 source: context.originalSource.slice(start.offset, end.offset),...
utils.js
Source:utils.js
...59}60exports.getInnerRange = getInnerRange;61function advancePositionWithClone(pos, source, numberOfCharacters) {62 if (numberOfCharacters === void 0) { numberOfCharacters = source.length; }63 return advancePositionWithMutation(__assign({}, pos), source, numberOfCharacters);64}65exports.advancePositionWithClone = advancePositionWithClone;66function advancePositionWithMutation(pos, source, numberOfCharacters) {67 if (numberOfCharacters === void 0) { numberOfCharacters = source.length; }68 var linesCount = 0;69 var lastNewLinePos = -1;70 for (var i = 0; i < numberOfCharacters; i++) {71 if (source.charCodeAt(i) === 10) {72 linesCount++;73 lastNewLinePos = i;74 }75 }76 pos.offset += numberOfCharacters;77 pos.line += linesCount;78 pos.column =79 lastNewLinePos === -180 ? pos.column + numberOfCharacters...
index.js
Source:index.js
2 if (!condition) {3 throw new Error(msg || `unexpected compiler condition`)4 }5}6exports.advancePositionWithMutation = function advancePositionWithMutation(7 pos,8 source,9 numberOfCharacters10) {11 let linesCount = 012 let lastNewLinePos = -113 for (let i = 0; i < numberOfCharacters; i++) {14 if (source.charCodeAt(i) === 10 /* newline char code */) {15 linesCount++16 lastNewLinePos = i17 }18 }19 pos.offset += numberOfCharacters20 pos.line += linesCount21 pos.column =22 lastNewLinePos === -123 ? pos.column + numberOfCharacters24 : Math.max(1, numberOfCharacters - lastNewLinePos)25 return pos26}27exports.advancePositionWithClone = function advancePositionWithClone(28 pos,29 source,30 numberOfCharacters = source.length31) {32 return advancePositionWithMutation({ ...pos }, source, numberOfCharacters)33}34function advancePositionWithMutation(35 pos,36 source,37 numberOfCharacters = source.length38) {39 let linesCount = 040 let lastNewLinePos = -141 for (let i = 0; i < numberOfCharacters; i++) {42 if (source.charCodeAt(i) === 10 /* newline char code */) {43 linesCount++44 lastNewLinePos = i45 }46 }47 pos.offset += numberOfCharacters48 pos.line += linesCount...
compiler_utils.md.32ef0629.lean.js
Source:compiler_utils.md.32ef0629.lean.js
1import { o as n, c as s, a } from './app.547ab472.js'2const t =3 '{"title":"advancePositionWithMutation","description":"","frontmatter":{},"headers":[{"level":2,"title":"advancePositionWithMutation","slug":"advancepositionwithmutation"},{"level":2,"title":"getCursor","slug":"getcursor"},{"level":2,"title":"getSelection","slug":"getselection"},{"level":2,"title":"advanceBy","slug":"advanceby"},{"level":2,"title":"getNewPosition","slug":"getnewposition"},{"level":2,"title":"advancePositionWithClone","slug":"advancepositionwithclone"},{"level":2,"title":"æ»ç»","slug":"æ»ç»"}],"relativePath":"compiler/utils.md","lastUpdated":1641357564057}',4 o = {},5 p = a('', 19)6o.render = function(a, t, o, e, c, u) {7 return n(), s('div', null, [p])8}9export default o...
Using AI Code Generation
1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const context = await browser.newContext();5 const page = await context.newPage();6 await page.evaluate(() => {7 window['playwright'].advancePositionWithMutation(100, 100);8 });9 await browser.close();10})();11const { chromium } = require('playwright');12(async () => {13 const browser = await chromium.launch();14 const context = await browser.newContext();15 const page = await context.newPage();16 await page.evaluate(() => {17 window['playwright'].advancePositionWithMutation(100, 100);18 });19 await browser.close();20})();21const { chromium } = require('playwright');22(async () => {23 const browser = await chromium.launch();24 const context = await browser.newContext();25 const page = await context.newPage();26 await page.evaluate(() => {27 window['playwright'].advancePositionWithMutation(100, 100);28 });29 await browser.close();30})();31const { chromium } = require('playwright');32(async () => {33 const browser = await chromium.launch();34 const context = await browser.newContext();35 const page = await context.newPage();36 await page.evaluate(() => {37 window['playwright'].advancePositionWithMutation(100, 100);38 });39 await browser.close();40})();41const { chromium } = require('playwright');42(async () => {43 const browser = await chromium.launch();44 const context = await browser.newContext();45 const page = await context.newPage();46 await page.evaluate(() => {47 window['playwright'].advancePositionWithMutation(100, 100);48 });49 await browser.close();
Using AI Code Generation
1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const context = await browser.newContext();5 const page = await context.newPage();6 await page.click('input[name="q"]');7 await page.keyboard.type('Hello World!');8 await page.keyboard.press('Enter');9 await page.waitForNavigation();10 await page.screenshot({ path: `example.png` });11 await browser.close();12})();13const { chromium } = require('playwright');14(async () => {15 const browser = await chromium.launch();16 const context = await browser.newContext();17 const page = await context.newPage();18 await page.click('input[name="q"]');19 await page.keyboard.type('Hello World!');20 await page.keyboard.press('Enter');21 await page.waitForNavigation();22 await page.screenshot({ path: `example.png` });23 await browser.close();24})();25const { chromium } = require('playwright');26(async () => {27 const browser = await chromium.launch();28 const context = await browser.newContext();29 const page = await context.newPage();30 await page.click('input[name="q"]');31 await page.keyboard.type('Hello World!');32 await page.keyboard.press('Enter');33 await page.waitForNavigation();34 await page.screenshot({ path: `example.png` });35 await browser.close();36})();37const { chromium } = require('playwright');38(async () => {39 const browser = await chromium.launch();40 const context = await browser.newContext();41 const page = await context.newPage();42 await page.click('input[name="q"]');43 await page.keyboard.type('Hello World!');44 await page.keyboard.press('Enter');45 await page.waitForNavigation();46 await page.screenshot({ path: `example.png` });47 await browser.close();48})();
Using AI Code Generation
1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch({ headless: false });4 const context = await browser.newContext();5 const page = await context.newPage();6 await page.mouse.move(0, 0);7 await page.mouse.move(100, 100);8 await page.mouse.move(200, 200);9 await page.mouse.move(300, 300);10 await page.mouse.move(400, 400);11 await page.mouse.move(500, 500);12 await page.mouse.move(600, 600);13 await page.mouse.move(700, 700);14 await page.mouse.move(800, 800);15 await page.mouse.move(900, 900);16 await page.mouse.move(1000, 1000);17 await page.mouse.move(1100, 1100);18 await page.mouse.move(1200, 1200);19 await page.mouse.move(1300, 1300);20 await page.mouse.move(1400, 1400);21 await page.mouse.move(1500, 1500);22 await page.mouse.move(1600, 1600);23 await page.mouse.move(1700, 1700);24 await page.mouse.move(1800, 1800);25 await page.mouse.move(1900, 1900);26 await page.mouse.move(2000, 2000);27 await page.mouse.move(2100, 2100);28 await page.mouse.move(2200, 2200);29 await page.mouse.move(2300, 2300);30 await page.mouse.move(2400, 2400);31 await page.mouse.move(2500, 2500);32 await page.mouse.move(2600, 2600);33 await page.mouse.move(2700, 2700);34 await page.mouse.move(2800, 2800);35 await page.mouse.move(2900, 2900);36 await page.mouse.move(3000, 3000);37 await page.mouse.move(3100, 3100);38 await page.mouse.move(3200, 3200);39 await page.mouse.move(3300, 3300);40 await page.mouse.move(3400, 3400);41 await page.mouse.move(
Using AI Code Generation
1const {chromium} = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const context = await browser.newContext();5 const page = await context.newPage();6 await page.focus('input[name="q"]');
Using AI Code Generation
1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch({ headless: false });4 const page = await browser.newPage();5 await page.type('input[name="q"]', 'Playwright');6 await page.keyboard.press('Enter');7 await page.waitForSelector('text=Playwright - Google Search');8 await page.screenshot({ path: `example.png` });9 await browser.close();10})();11const { chromium } = require('playwright');12(async () => {13 const browser = await chromium.launch({ headless: false });14 const page = await browser.newPage();15 await page.type('input[name="q"]', 'Playwright');16 await page.keyboard.press('Enter');17 await page.waitForSelector('text=Playwright - Google Search');18 await page.screenshot({ path: `example.png` });19 await browser.close();20})();21const { chromium } = require('playwright');22(async () => {23 const browser = await chromium.launch({ headless: false });24 const page = await browser.newPage();25 await page.type('input[name="q"]', 'Playwright');26 await page.keyboard.press('Enter');27 await page.waitForSelector('text=Playwright - Google Search');28 await page.screenshot({ path: `example.png` });29 await browser.close();30})();31const { chromium } = require('playwright');32(async () => {33 const browser = await chromium.launch({ headless: false });34 const page = await browser.newPage();35 await page.type('input[name="q"]', 'Playwright');36 await page.keyboard.press('Enter');37 await page.waitForSelector('text=Playwright - Google Search');38 await page.screenshot({ path: `example.png` });39 await browser.close();40})();
Using AI Code Generation
1const { chromium } = require('playwright');2const { advancePositionWithMutation } = require('playwright/lib/protocol/protocol-helpers');3(async () => {4 const browser = await chromium.launch();5 const context = await browser.newContext();6 const page = await context.newPage();7 await page.mouse.move(100, 100);8 await page.mouse.down();9 await advancePositionWithMutation(page, 200, 200, 0);10 await page.mouse.up();11 await browser.close();12})();13advancePositionWithMutation(page, x, y, button, options)14const { chromium } = require('playwright');15const { advancePositionWithMutation } = require('playwright/lib/protocol/protocol-helpers');16(async () => {17 const browser = await chromium.launch();18 const context = await browser.newContext();19 const page = await context.newPage();20 await page.mouse.move(100, 100);21 await page.mouse.down();22 await advancePositionWithMutation(page, 200, 200, 0);23 await page.mouse.up();24 await browser.close();25})();26advancePositionWithMutation(page, x, y, button, options)
Using AI Code Generation
1const playwright = require('playwright');2const { chromium } = require('playwright-core/lib/server/chromium');3const { firefox } = require('playwright-core/lib/server/firefox');4const { webkit } = require('playwright-core/lib/server/webkit');5const fs = require('fs');6(async () => {7 const browser = await playwright.webkit.launch({headless: false});8 const context = await browser.newContext();9 const page = await context.newPage();10 await page.waitForSelector('text=Get started');11 const element = await page.$('text=Get started');12 await page.evaluate(element => element.scrollIntoViewIfNeeded(), element);13 const {x, y} = await element.boundingBox();14 await page.mouse.move(x, y);15 await page.mouse.down();16 await page.mouse.move(x, y + 100);17 await page.mouse.up();18 await page.screenshot({ path: `example.png` });19 await browser.close();20})();
Using AI Code Generation
1const { chromium, webkit, firefox } = require('playwright');2const { advancePositionWithMutation } = require('playwright/lib/server/dom.js');3(async () => {4 const browser = await chromium.launch();5 const context = await browser.newContext();6 const page = await context.newPage();7 await page.type('input[name="q"]', 'playwright');8 const input = await page.$('input[name="q"]');9 await advancePositionWithMutation(await input.evaluateHandle((e) => e), 5);10 await page.screenshot({ path: 'google.png' });11 await browser.close();12})();13{14 "scripts": {15 },16 "dependencies": {17 }18}
Using AI Code Generation
1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const context = await browser.newContext();5 const page = await context.newPage();6 await page.mouse.move(100, 100);7 await page.mouse.down();8 await page.mouse.move(200, 200);9 await page.mouse.up();10 await browser.close();11})();
Playwright tutorial
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.
Chapters:
- What is Playwright : Playwright is comparatively new but has gained good popularity. Get to know some history of the Playwright with some interesting facts connected with it.
- How To Install Playwright : Learn in detail about what basic configuration and dependencies are required for installing Playwright and run a test. Get a step-by-step direction for installing the Playwright automation framework.
- Playwright Futuristic Features: Launched in 2020, Playwright gained huge popularity quickly because of some obliging features such as Playwright Test Generator and Inspector, Playwright Reporter, Playwright auto-waiting mechanism and etc. Read up on those features to master Playwright testing.
- What is Component Testing: Component testing in Playwright is a unique feature that allows a tester to test a single component of a web application without integrating them with other elements. Learn how to perform Component testing on the Playwright automation framework.
- Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
- Functions and Selectors in Playwright: Learn how to launch the Chromium browser with Playwright. Also, gain a better understanding of some important functions like “BrowserContext,” which allows you to run multiple browser sessions, and “newPage” which interacts with a page.
- Handling Alerts and Dropdowns in Playwright : Playwright interact with different types of alerts and pop-ups, such as simple, confirmation, and prompt, and different types of dropdowns, such as single selector and multi-selector get your hands-on with handling alerts and dropdown in Playright testing.
- Playwright vs Puppeteer: Get to know about the difference between two testing frameworks and how they are different than one another, which browsers they support, and what features they provide.
- Run Playwright Tests on LambdaTest: Playwright testing with LambdaTest leverages test performance to the utmost. You can run multiple Playwright tests in Parallel with the LammbdaTest test cloud. Get a step-by-step guide to run your Playwright test on the LambdaTest platform.
- Playwright Python Tutorial: Playwright automation framework support all major languages such as Python, JavaScript, TypeScript, .NET and etc. However, there are various advantages to Python end-to-end testing with Playwright because of its versatile utility. Get the hang of Playwright python testing with this chapter.
- Playwright End To End Testing Tutorial: Get your hands on with Playwright end-to-end testing and learn to use some exciting features such as TraceViewer, Debugging, Networking, Component testing, Visual testing, and many more.
- Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.
Run Playwright Internal automation tests on LambdaTest cloud grid
Perform automation testing on 3000+ real desktop and mobile devices online.
Try LambdaTest Now !!
Get 100 minutes of automation test minutes FREE!!
Was this article helpful?
