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How to use FunctionToken method in Playwright Internal

Best JavaScript code snippet using playwright-internal

expression.js

Source:expression.js

...205    'permute': new OperatorToken('P', evalPermute, 2, 'left', 50),206    'mod': new OperatorToken(' mod ', evalMod, 2, 'left', 50)207  }208  var functions = {209    'sin': new FunctionToken('sin', evalSin, 1, 'left', 50),210    'cos': new FunctionToken('cos', evalCos, 1, 'left', 50),211    'tan': new FunctionToken('tan', evalTan, 1, 'left', 50),212    'sin_i': new FunctionToken('sin<sup>-1</sup>', evalSinI, 1, 'left', 50),213    'cos_i': new FunctionToken('cos<sup>-1</sup>', evalCosI, 1, 'left', 50),214    'tan_i': new FunctionToken('tan<sup>-1</sup>', evalTanI, 1, 'left', 50),215    'sqrt': new FunctionToken(' &radic;', evalSqrt, 1, 'left', 50),216    'cbrt': new FunctionToken('<sup>3</sup>&radic;', evalCbrt, 1, 'left', 50),217    'log10': new FunctionToken('log', evalLog10, 1, 'left', 50),218    'e_x': new FunctionToken('e^', evalE, 1, 'left', 50),219    'ln': new FunctionToken('ln', evalLn, 1, 'left', 50),220    'inverse': new FunctionToken('<sup>-1</sup>', evalInverse, 1, 'right', 50),221    'factorial': new FunctionToken('!', evalFactorial, 1, 'right', 50),222    'square': new FunctionToken('<sup>2</sup>', evalSquare, 1, 'right', 50),223    'cube': new FunctionToken('<sup>3</sup>', evalCube, 1, 'right', 50),224    'percent': new FunctionToken('%', evalPercent, 1, 'right', 50),225    'floor': new FunctionToken('floor', evalFloor, 1, 'left', 50),226    'ceil': new FunctionToken('ceil', evalCeil, 1, 'left', 50)227  }228  var constants = {229    'pi': new NumberToken(Math.PI, '&pi;'),230    '2pi': new NumberToken(2 * Math.PI, '2&pi;')231  }232  /**233   * Convert a number's base.234   *235   * @param number {String/Number} The original number236   * @param currentBase {Number} The number's current base237   * @param newBase {Number} The desired base.238   * @returns {String/Number} the number in the new base239   */240  function convertBase (number, currentBase, newBase) {...

token-before.js

Source:token-before.js

1import {2    WhiteSpace,3    Delim,4    Ident,5    Function as FunctionToken,6    Url,7    BadUrl,8    AtKeyword,9    Hash,10    Percentage,11    Dimension,12    Number as NumberToken,13    String as StringToken,14    Colon,15    LeftParenthesis,16    RightParenthesis,17    CDC18} from '../tokenizer/index.js';19const PLUSSIGN = 0x002B;    // U+002B PLUS SIGN (+)20const HYPHENMINUS = 0x002D; // U+002D HYPHEN-MINUS (-)21const code = (type, value) => {22    if (type === Delim) {23        type = value;24    }25    if (typeof type === 'string') {26        const charCode = type.charCodeAt(0);27        return charCode > 0x7F ? 0x8000 : charCode << 8;28    }29    return type;30};31// https://www.w3.org/TR/css-syntax-3/#serialization32// The only requirement for serialization is that it must "round-trip" with parsing,33// that is, parsing the stylesheet must produce the same data structures as parsing,34// serializing, and parsing again, except for consecutive <whitespace-token>s,35// which may be collapsed into a single token.36const specPairs = [37    [Ident, Ident],38    [Ident, FunctionToken],39    [Ident, Url],40    [Ident, BadUrl],41    [Ident, '-'],42    [Ident, NumberToken],43    [Ident, Percentage],44    [Ident, Dimension],45    [Ident, CDC],46    [Ident, LeftParenthesis],47    [AtKeyword, Ident],48    [AtKeyword, FunctionToken],49    [AtKeyword, Url],50    [AtKeyword, BadUrl],51    [AtKeyword, '-'],52    [AtKeyword, NumberToken],53    [AtKeyword, Percentage],54    [AtKeyword, Dimension],55    [AtKeyword, CDC],56    [Hash, Ident],57    [Hash, FunctionToken],58    [Hash, Url],59    [Hash, BadUrl],60    [Hash, '-'],61    [Hash, NumberToken],62    [Hash, Percentage],63    [Hash, Dimension],64    [Hash, CDC],65    [Dimension, Ident],66    [Dimension, FunctionToken],67    [Dimension, Url],68    [Dimension, BadUrl],69    [Dimension, '-'],70    [Dimension, NumberToken],71    [Dimension, Percentage],72    [Dimension, Dimension],73    [Dimension, CDC],74    ['#', Ident],75    ['#', FunctionToken],76    ['#', Url],77    ['#', BadUrl],78    ['#', '-'],79    ['#', NumberToken],80    ['#', Percentage],81    ['#', Dimension],82    ['#', CDC], // https://github.com/w3c/csswg-drafts/pull/687483    ['-', Ident],84    ['-', FunctionToken],85    ['-', Url],86    ['-', BadUrl],87    ['-', '-'],88    ['-', NumberToken],89    ['-', Percentage],90    ['-', Dimension],91    ['-', CDC], // https://github.com/w3c/csswg-drafts/pull/687492    [NumberToken, Ident],93    [NumberToken, FunctionToken],94    [NumberToken, Url],95    [NumberToken, BadUrl],96    [NumberToken, NumberToken],97    [NumberToken, Percentage],98    [NumberToken, Dimension],99    [NumberToken, '%'],100    [NumberToken, CDC], // https://github.com/w3c/csswg-drafts/pull/6874101    ['@', Ident],102    ['@', FunctionToken],103    ['@', Url],104    ['@', BadUrl],105    ['@', '-'],106    ['@', CDC], // https://github.com/w3c/csswg-drafts/pull/6874107    ['.', NumberToken],108    ['.', Percentage],109    ['.', Dimension],110    ['+', NumberToken],111    ['+', Percentage],112    ['+', Dimension],113    ['/', '*']114];115// validate with scripts/generate-safe116const safePairs = specPairs.concat([117    [Ident, Hash],118    [Dimension, Hash],119    [Hash, Hash],120    [AtKeyword, LeftParenthesis],121    [AtKeyword, StringToken],122    [AtKeyword, Colon],123    [Percentage, Percentage],124    [Percentage, Dimension],125    [Percentage, FunctionToken],126    [Percentage, '-'],127    [RightParenthesis, Ident],128    [RightParenthesis, FunctionToken],129    [RightParenthesis, Percentage],130    [RightParenthesis, Dimension],131    [RightParenthesis, Hash],132    [RightParenthesis, '-']133]);134function createMap(pairs) {135    const isWhiteSpaceRequired = new Set(136        pairs.map(([prev, next]) => (code(prev) << 16 | code(next)))137    );138    return function(prevCode, type, value) {139        const nextCode = code(type, value);140        const nextCharCode = value.charCodeAt(0);141        const emitWs =142            (nextCharCode === HYPHENMINUS &&143                type !== Ident &&144                type !== FunctionToken &&145                type !== CDC) ||146            (nextCharCode === PLUSSIGN)147                ? isWhiteSpaceRequired.has(prevCode << 16 | nextCharCode << 8)148                : isWhiteSpaceRequired.has(prevCode << 16 | nextCode);149        if (emitWs) {150            this.emit(' ', WhiteSpace, true);151        }152        return nextCode;153    };154}155export const spec = createMap(specPairs);...

require-spaces-in-function-expression.js

Source:require-spaces-in-function-expression.js

1/**2 * Requires space before `()` or `{}` in function expressions (both [named](#requirespacesinnamedfunctionexpression)3 * and [anonymous](#requirespacesinanonymousfunctionexpression)).4 *5 * Type: `Object`6 *7 * Values: `"beforeOpeningRoundBrace"` and `"beforeOpeningCurlyBrace"` as child properties.8 * Child properties must be set to `true`.9 *10 * #### Example11 *12 * ```js13 * "requireSpacesInFunctionExpression": {14 *     "beforeOpeningRoundBrace": true,15 *     "beforeOpeningCurlyBrace": true16 * }17 * ```18 *19 * ##### Valid20 *21 * ```js22 * var x = function () {};23 * var x = function a () {};24 * var x = async function () {};25 * var x = async function a () {};26 * ```27 *28 * ##### Invalid29 *30 * ```js31 * var x = function() {};32 * var x = function (){};33 * var x = function(){};34 * var x = function a() {};35 * var x = function a (){};36 * var x = function a(){};37 * var x = function async a() {};38 * var x = function async a (){};39 * var x = function async a(){};40 * ```41 */42var assert = require('assert');43module.exports = function() {};44module.exports.prototype = {45    configure: function(options) {46        assert(47            typeof options === 'object',48            this.getOptionName() + ' option must be the object'49        );50        if ('beforeOpeningRoundBrace' in options) {51            assert(52                options.beforeOpeningRoundBrace === true,53                this.getOptionName() + '.beforeOpeningRoundBrace ' +54                'property requires true value or should be removed'55            );56        }57        if ('beforeOpeningCurlyBrace' in options) {58            assert(59                options.beforeOpeningCurlyBrace === true,60                this.getOptionName() + '.beforeOpeningCurlyBrace ' +61                'property requires true value or should be removed'62            );63        }64        assert(65            options.beforeOpeningCurlyBrace || options.beforeOpeningRoundBrace,66            this.getOptionName() + ' must have beforeOpeningCurlyBrace or beforeOpeningRoundBrace property'67        );68        this._beforeOpeningRoundBrace = Boolean(options.beforeOpeningRoundBrace);69        this._beforeOpeningCurlyBrace = Boolean(options.beforeOpeningCurlyBrace);70    },71    getOptionName: function() {72        return 'requireSpacesInFunctionExpression';73    },74    check: function(file, errors) {75        var beforeOpeningRoundBrace = this._beforeOpeningRoundBrace;76        var beforeOpeningCurlyBrace = this._beforeOpeningCurlyBrace;77        file.iterateNodesByType('FunctionExpression', function(node) {78            // for a named function, use node.id79            var functionNode = node.id || node;80            var parent = node.parentElement;81            // Ignore syntactic sugar for getters and setters.82            if (parent.type === 'Property' && (parent.kind === 'get' || parent.kind === 'set')) {83                return;84            }85            // shorthand or constructor methods86            if (parent.method || parent.type === 'MethodDefinition') {87                functionNode = parent.key;88            }89            if (beforeOpeningRoundBrace) {90                var functionToken = file.getFirstNodeToken(functionNode);91                if (node.async && functionToken.value === 'async') {92                    functionToken = file.getNextToken(functionToken);93                }94                // if generator, set token to be * instead95                if (node.generator && functionToken.value === 'function') {96                    functionToken = file.getNextToken(functionToken);97                }98                errors.assert.whitespaceBetween({99                    token: functionToken,100                    nextToken: file.getNextToken(functionToken),101                    message: 'Missing space before opening round brace'102                });103            }104            if (beforeOpeningCurlyBrace) {105                var bodyToken = file.getFirstNodeToken(node.body);106                errors.assert.whitespaceBetween({107                    token: file.getPrevToken(bodyToken),108                    nextToken: bodyToken,109                    message: 'Missing space before opening curly brace'110                });111            }112        });113    }...

disallow-spaces-in-function.js

Source:disallow-spaces-in-function.js

1/**2 * Disallows space before `()` or `{}` in function expressions (both [named](#disallowspacesinnamedfunctionexpression)3 * and [anonymous](#disallowspacesinanonymousfunctionexpression)) and function declarations.4 *5 * Type: `Object`6 *7 * Values: `"beforeOpeningRoundBrace"` and `"beforeOpeningCurlyBrace"` as child properties.8 * Child properties must be set to `true`.9 *10 * #### Example11 *12 * ```js13 * "disallowSpacesInFunction": {14 *     "beforeOpeningRoundBrace": true,15 *     "beforeOpeningCurlyBrace": true16 * }17 * ```18 *19 * ##### Valid20 *21 * ```js22 * var x = function(){};23 * var x = function a(){};24 * function a(){}25 * ```26 *27 * ##### Invalid28 *29 * ```js30 * var x = function() {};31 * var x = function (){};32 * var x = function () {};33 * var x = function a() {};34 * var x = function a (){};35 * var x = function a () {};36 * function a() {}37 * function a (){}38 * function a () {}39 * ```40 */41var assert = require('assert');42module.exports = function() {};43module.exports.prototype = {44    configure: function(options) {45        assert(46            typeof options === 'object',47            this.getOptionName() + ' option must be the object'48        );49        if ('beforeOpeningRoundBrace' in options) {50            assert(51                options.beforeOpeningRoundBrace === true,52                this.getOptionName() + '.beforeOpeningRoundBrace ' +53                'property requires true value or should be removed'54            );55        }56        if ('beforeOpeningCurlyBrace' in options) {57            assert(58                options.beforeOpeningCurlyBrace === true,59                this.getOptionName() + '.beforeOpeningCurlyBrace ' +60                'property requires true value or should be removed'61            );62        }63        assert(64            options.beforeOpeningCurlyBrace || options.beforeOpeningRoundBrace,65            this.getOptionName() + ' must have beforeOpeningCurlyBrace or beforeOpeningRoundBrace property'66        );67        this._beforeOpeningRoundBrace = Boolean(options.beforeOpeningRoundBrace);68        this._beforeOpeningCurlyBrace = Boolean(options.beforeOpeningCurlyBrace);69    },70    getOptionName: function() {71        return 'disallowSpacesInFunction';72    },73    check: function(file, errors) {74        var beforeOpeningRoundBrace = this._beforeOpeningRoundBrace;75        var beforeOpeningCurlyBrace = this._beforeOpeningCurlyBrace;76        file.iterateNodesByType(['FunctionDeclaration', 'FunctionExpression'], function(node) {77            // for a named function, use node.id78            var functionNode = node.id || node;79            var parent = node.parentElement;80            // Ignore syntactic sugar for getters and setters.81            if (parent.type === 'Property' && (parent.kind === 'get' || parent.kind === 'set')) {82                return;83            }84            // shorthand or constructor methods85            if (parent.method || parent.type === 'MethodDefinition') {86                functionNode = parent.key;87            }88            if (beforeOpeningRoundBrace) {89                var functionToken = file.getFirstNodeToken(functionNode);90                if (node.async && functionToken.value === 'async') {91                    functionToken = file.getNextToken(functionToken);92                }93                // if generator, set token to be * instead94                if (node.generator && functionToken.value === 'function') {95                    functionToken = file.getNextToken(functionToken);96                }97                errors.assert.noWhitespaceBetween({98                    token: functionToken,99                    nextToken: file.getNextToken(functionToken),100                    message: 'Illegal space before opening round brace'101                });102            }103            if (beforeOpeningCurlyBrace) {104                var bodyToken = file.getFirstNodeToken(node.body);105                errors.assert.noWhitespaceBetween({106                    token: file.getPrevToken(bodyToken),107                    nextToken: bodyToken,108                    message: 'Illegal space before opening curly brace'109                });110            }111        });112    }...

disallow-spaces-in-function-expression.js

Source:disallow-spaces-in-function-expression.js

1/**2 * Disallows space before `()` or `{}` in function expressions (both [named](#disallowspacesinnamedfunctionexpression)3 * and [anonymous](#disallowspacesinanonymousfunctionexpression)).4 *5 * Type: `Object`6 *7 * Values: `"beforeOpeningRoundBrace"` and `"beforeOpeningCurlyBrace"` as child properties.8 * Child properties must be set to `true`.9 *10 * #### Example11 *12 * ```js13 * "disallowSpacesInFunctionExpression": {14 *     "beforeOpeningRoundBrace": true,15 *     "beforeOpeningCurlyBrace": true16 * }17 * ```18 *19 * ##### Valid20 *21 * ```js22 * var x = function(){};23 * var x = function a(){};24 * var x = async function(){};25 * var x = async function a(){};26 * ```27 *28 * ##### Invalid29 *30 * ```js31 * var x = function() {};32 * var x = function (){};33 * var x = function () {};34 * var x = function a() {};35 * var x = function a (){};36 * var x = function a () {};37 * var x = async function () {};38 * var x = async function a() {};39 * var x = async function a (){};40 * var x = async function a () {};41 * ```42 */43var assert = require('assert');44module.exports = function() {};45module.exports.prototype = {46    configure: function(options) {47        assert(48            typeof options === 'object',49            this.getOptionName() + ' option must be the object'50        );51        if ('beforeOpeningRoundBrace' in options) {52            assert(53                options.beforeOpeningRoundBrace === true,54                this.getOptionName() + '.beforeOpeningRoundBrace ' +55                'property requires true value or should be removed'56            );57        }58        if ('beforeOpeningCurlyBrace' in options) {59            assert(60                options.beforeOpeningCurlyBrace === true,61                this.getOptionName() + '.beforeOpeningCurlyBrace ' +62                'property requires true value or should be removed'63            );64        }65        assert(66            options.beforeOpeningCurlyBrace || options.beforeOpeningRoundBrace,67            this.getOptionName() + ' must have beforeOpeningCurlyBrace or beforeOpeningRoundBrace property'68        );69        this._beforeOpeningRoundBrace = Boolean(options.beforeOpeningRoundBrace);70        this._beforeOpeningCurlyBrace = Boolean(options.beforeOpeningCurlyBrace);71    },72    getOptionName: function() {73        return 'disallowSpacesInFunctionExpression';74    },75    check: function(file, errors) {76        var beforeOpeningRoundBrace = this._beforeOpeningRoundBrace;77        var beforeOpeningCurlyBrace = this._beforeOpeningCurlyBrace;78        file.iterateNodesByType('FunctionExpression', function(node) {79            // for a named function, use node.id80            var functionNode = node.id || node;81            if (beforeOpeningRoundBrace) {82                var functionToken = file.getFirstNodeToken(functionNode);83                if (node.async && functionToken.value === 'async') {84                    functionToken = file.getNextToken(functionToken);85                }86                // if generator, set token to be * instead87                if (node.generator && functionToken.value === 'function') {88                    functionToken = file.getNextToken(functionToken);89                }90                errors.assert.noWhitespaceBetween({91                    token: functionToken,92                    nextToken: file.getNextToken(functionToken),93                    message: 'Illegal space before opening round brace'94                });95            }96            if (beforeOpeningCurlyBrace) {97                var bodyToken = file.getFirstNodeToken(node.body);98                errors.assert.noWhitespaceBetween({99                    token: file.getPrevToken(bodyToken),100                    nextToken: bodyToken,101                    message: 'Illegal space before opening curly brace'102                });103            }104        });105    }...

disallow-spaces-in-anonymous-function-expression.js

Source:disallow-spaces-in-anonymous-function-expression.js

1/**2 * Disallows space before `()` or `{}` in anonymous function expressions.3 *4 * Type: `Object`5 *6 * Values: `"beforeOpeningRoundBrace"` and `"beforeOpeningCurlyBrace"` as child properties.7 * Child properties must be set to `true`.8 *9 * #### Example10 *11 * ```js12 * "disallowSpacesInAnonymousFunctionExpression": {13 *     "beforeOpeningRoundBrace": true,14 *     "beforeOpeningCurlyBrace": true15 * }16 * ```17 *18 * ##### Valid19 *20 * ```js21 * var foo = function(){};22 * var Foo = {23 *     foo: function(){}24 * }25 * array.map(function(){});26 * ```27 *28 * ##### Invalid29 *30 * ```js31 * var foo = function () {};32 * var Foo = {33 *     foo: function (){}34 * }35 * array.map(function() {});36 * ```37 */38var assert = require('assert');39module.exports = function() {};40module.exports.prototype = {41    configure: function(options) {42        assert(43            typeof options === 'object',44            this.getOptionName() + ' option must be the object'45        );46        if ('beforeOpeningRoundBrace' in options) {47            assert(48                options.beforeOpeningRoundBrace === true,49                this.getOptionName() + '.beforeOpeningRoundBrace ' +50                'property requires true value or should be removed'51            );52        }53        if ('beforeOpeningCurlyBrace' in options) {54            assert(55                options.beforeOpeningCurlyBrace === true,56                this.getOptionName() + '.beforeOpeningCurlyBrace ' +57                'property requires true value or should be removed'58            );59        }60        assert(61            options.beforeOpeningCurlyBrace || options.beforeOpeningRoundBrace,62            this.getOptionName() + ' must have beforeOpeningCurlyBrace ' +63            ' or beforeOpeningRoundBrace property'64        );65        this._beforeOpeningRoundBrace = Boolean(options.beforeOpeningRoundBrace);66        this._beforeOpeningCurlyBrace = Boolean(options.beforeOpeningCurlyBrace);67    },68    getOptionName: function() {69        return 'disallowSpacesInAnonymousFunctionExpression';70    },71    check: function(file, errors) {72        var beforeOpeningRoundBrace = this._beforeOpeningRoundBrace;73        var beforeOpeningCurlyBrace = this._beforeOpeningCurlyBrace;74        file.iterateNodesByType(['FunctionExpression'], function(node) {75            var functionNode = node;76            // anonymous function expressions only77            if (node.id) {78                return;79            }80            if (beforeOpeningRoundBrace) {81                var functionToken = file.getFirstNodeToken(functionNode);82                if (node.async && functionToken.value === 'async') {83                    functionToken = file.getNextToken(functionToken);84                }85                // if generator, set token to be * instead86                if (node.generator && functionToken.value === 'function') {87                    functionToken = file.getNextToken(functionToken);88                }89                errors.assert.noWhitespaceBetween({90                    token: functionToken,91                    nextToken: file.getNextToken(functionToken),92                    message: 'Illegal space before opening round brace'93                });94            }95            if (beforeOpeningCurlyBrace) {96                var bodyToken = file.getFirstNodeToken(node.body);97                errors.assert.noWhitespaceBetween({98                    token: file.getPrevToken(bodyToken),99                    nextToken: bodyToken,100                    message: 'Illegal space before opening curly brace'101                });102            }103        });104    }...

require-spaces-in-function-declaration.js

Source:require-spaces-in-function-declaration.js

1/**2 * Requires space before `()` or `{}` in function declarations.3 *4 * Type: `Object`5 *6 * Values: `"beforeOpeningRoundBrace"` and `"beforeOpeningCurlyBrace"` as child properties.7 * Child properties must be set to `true`.8 *9 * #### Example10 *11 * ```js12 * "requireSpacesInFunctionDeclaration": {13 *     "beforeOpeningRoundBrace": true,14 *     "beforeOpeningCurlyBrace": true15 * }16 * ```17 *18 * ##### Valid19 *20 * ```js21 * function a () {}22 * ```23 *24 * ##### Invalid25 *26 * ```js27 * function a() {}28 * function a (){}29 * function a(){}30 * ```31 */32var assert = require('assert');33module.exports = function() {};34module.exports.prototype = {35    configure: function(options) {36        assert(37            typeof options === 'object',38            this.getOptionName() + ' option must be the object'39        );40        if ('beforeOpeningRoundBrace' in options) {41            assert(42                options.beforeOpeningRoundBrace === true,43                this.getOptionName() + '.beforeOpeningRoundBrace ' +44                'property requires true value or should be removed'45            );46        }47        if ('beforeOpeningCurlyBrace' in options) {48            assert(49                options.beforeOpeningCurlyBrace === true,50                this.getOptionName() + '.beforeOpeningCurlyBrace ' +51                'property requires true value or should be removed'52            );53        }54        assert(55            options.beforeOpeningCurlyBrace || options.beforeOpeningRoundBrace,56            this.getOptionName() + ' must have beforeOpeningCurlyBrace or beforeOpeningRoundBrace property'57        );58        this._beforeOpeningRoundBrace = Boolean(options.beforeOpeningRoundBrace);59        this._beforeOpeningCurlyBrace = Boolean(options.beforeOpeningCurlyBrace);60    },61    getOptionName: function() {62        return 'requireSpacesInFunctionDeclaration';63    },64    check: function(file, errors) {65        var beforeOpeningRoundBrace = this._beforeOpeningRoundBrace;66        var beforeOpeningCurlyBrace = this._beforeOpeningCurlyBrace;67        file.iterateNodesByType(['FunctionDeclaration'], function(node) {68            // Exception for `export default function` #137669            if (!node.id) {70                return;71            }72            if (beforeOpeningRoundBrace) {73                // for a named function, use node.id74                var functionToken = file.getFirstNodeToken(node.id || node);75                if (node.async && functionToken.value === 'async') {76                    functionToken = file.getNextToken(functionToken);77                }78                // if generator, set token to be * instead79                if (node.generator && functionToken.value === 'function') {80                    functionToken = file.getNextToken(functionToken);81                }82                errors.assert.whitespaceBetween({83                    token: functionToken,84                    nextToken: file.getNextToken(functionToken),85                    message: 'Missing space before opening round brace'86                });87            }88            if (beforeOpeningCurlyBrace) {89                var bodyToken = file.getFirstNodeToken(node.body);90                errors.assert.whitespaceBetween({91                    token: file.getPrevToken(bodyToken),92                    nextToken: bodyToken,93                    message: 'Missing space before opening curly brace'94                });95            }96        });97    }...

disallow-spaces-in-function-declaration.js

Source:disallow-spaces-in-function-declaration.js

1/**2 * Disallows space before `()` or `{}` in function declarations.3 *4 * Type: `Object`5 *6 * Values: `"beforeOpeningRoundBrace"` and `"beforeOpeningCurlyBrace"` as child properties.7 * Child properties must be set to `true`.8 *9 * #### Example10 *11 * ```js12 * "disallowSpacesInFunctionDeclaration": {13 *     "beforeOpeningRoundBrace": true,14 *     "beforeOpeningCurlyBrace": true15 * }16 * ```17 *18 * ##### Valid19 *20 * ```js21 * function a(){}22 * ```23 *24 * ##### Invalid25 *26 * ```js27 * function a() {}28 * function a (){}29 * function a () {}30 * ```31 */32var assert = require('assert');33module.exports = function() {};34module.exports.prototype = {35    configure: function(options) {36        assert(37            typeof options === 'object',38            this.getOptionName() + ' option must be the object'39        );40        if ('beforeOpeningRoundBrace' in options) {41            assert(42                options.beforeOpeningRoundBrace === true,43                this.getOptionName() + '.beforeOpeningRoundBrace ' +44                'property requires true value or should be removed'45            );46        }47        if ('beforeOpeningCurlyBrace' in options) {48            assert(49                options.beforeOpeningCurlyBrace === true,50                this.getOptionName() + '.beforeOpeningCurlyBrace ' +51                'property requires true value or should be removed'52            );53        }54        assert(55            options.beforeOpeningCurlyBrace || options.beforeOpeningRoundBrace,56            this.getOptionName() + ' must have beforeOpeningCurlyBrace or beforeOpeningRoundBrace property'57        );58        this._beforeOpeningRoundBrace = Boolean(options.beforeOpeningRoundBrace);59        this._beforeOpeningCurlyBrace = Boolean(options.beforeOpeningCurlyBrace);60    },61    getOptionName: function() {62        return 'disallowSpacesInFunctionDeclaration';63    },64    check: function(file, errors) {65        var beforeOpeningRoundBrace = this._beforeOpeningRoundBrace;66        var beforeOpeningCurlyBrace = this._beforeOpeningCurlyBrace;67        file.iterateNodesByType(['FunctionDeclaration'], function(node) {68            // Exception for `export default function` #137669            if (!node.id) {70                return;71            }72            if (beforeOpeningRoundBrace) {73                var functionToken = file.getFirstNodeToken(node.id);74                if (node.async && functionToken.value === 'async') {75                    functionToken = file.getNextToken(functionToken);76                }77                // if generator, set token to be * instead78                if (node.generator && functionToken.value === 'function') {79                    functionToken = file.getNextToken(functionToken);80                }81                errors.assert.noWhitespaceBetween({82                    token: functionToken,83                    nextToken: file.getNextToken(functionToken),84                    message: 'Illegal space before opening round brace'85                });86            }87            if (beforeOpeningCurlyBrace) {88                var bodyToken = file.getFirstNodeToken(node.body);89                errors.assert.noWhitespaceBetween({90                    token: file.getPrevToken(bodyToken),91                    nextToken: bodyToken,92                    message: 'Illegal space before opening curly brace'93                });94            }95        });96    }...

Using AI Code Generation

1const { FunctionToken } = require('playwright/lib/server/chromium/crConnection.js');2const { chromium } = require('playwright');3(async () => {4    const browser = await chromium.launch();5    const page = await browser.newPage();6    const token = new FunctionToken(page, async () => {7        const { document } = window;8        const elements = document.querySelectorAll('h1');9        return elements.length;10    });11    const result = await token.evaluate();12    console.log('Number of h1 elements:', result);13    await browser.close();14})();15const { FunctionToken } = require('playwright/lib/server/chromium/crConnection.js');16const { chromium } = require('playwright');17(async () => {18    const browser = await chromium.launch();19    const page = await browser.newPage();20    const token = new FunctionToken(page, async () => {21        const { document } = window;22        const elements = document.querySelectorAll('h1');23        return elements.length;24    });25    const result = await token.evaluate();26    console.log('Number of h1 elements:', result);27    await browser.close();28})();29const { FunctionToken } = require('playwright/lib/server/chromium/crConnection.js');30const { chromium } = require('playwright');31(async () => {32    const browser = await chromium.launch();33    const page = await browser.newPage();34    const token = new FunctionToken(page, async () => {35        const { document } = window;36        const elements = document.querySelectorAll('h1');37        return elements.length;38    });39    const result = await token.evaluate();40    console.log('Number of h1 elements:', result);41    await browser.close();42})();43const { FunctionToken } = require('playwright/lib/server/chromium/crConnection.js');44const { chromium } = require('playwright');45(async () => {46    const browser = await chromium.launch();

Using AI Code Generation

1const { FunctionToken } = require('playwright/lib/protocol/protocol');2const { FunctionToken } = require('playwright/lib/protocol/protocol');3const { FunctionToken } = require('playwright/lib/protocol/protocol');4const { FunctionToken } = require('playwright/lib/protocol/protocol');5const { FunctionToken } = require('playwright/lib/protocol/protocol');6const { FunctionToken } = require('playwright/lib/protocol/protocol');7const { FunctionToken } = require('playwright/lib/protocol/protocol');8const { FunctionToken } = require('playwright/lib/protocol/protocol');9const { FunctionToken } = require('playwright/lib/protocol/protocol');10const { FunctionToken } = require('playwright/lib/protocol/protocol');11const { FunctionToken } = require('playwright/lib/protocol/protocol');

Using AI Code Generation

1const { FunctionToken } = require('playwright-core/lib/server/frames');2const { Page } = require('playwright-core');3const { FunctionToken } = require('playwright-core/lib/server/frames');4const { Page } = require('playwright-core');5async function main() {6  const page = await browser.newPage();7  const search = await page.$('input[name="q"]');8  await search.type('hello world', { delay: 100 });9  await search.press('Enter');10  await page.screenshot({ path: 'google.png' });11  await page.close();12}13main();14const { FunctionToken } = require('playwright-core/lib/server/frames');15const { FunctionToken } = require('playwright/lib/server/frames');16const { Page } = require('playwright');

Using AI Code Generation

1const { FunctionToken } = require('@playwright/test');2module.exports = { FunctionToken };3const { FunctionToken } = require('./test');4test('my test', async ({ page }) => {5  await page.click(FunctionToken('myFunction'));6});7const { FunctionToken } = require('@playwright/test');8module.exports = { FunctionToken };9const { FunctionToken } = require('./test');10function getFunctionTokenValue(tokenName) {11  return FunctionToken(tokenName);12}13test('my test', async ({ page }) => {14  const token = getFunctionTokenValue('myFunction');15  await page.click(token);16});17const { FunctionToken } = require('@playwright/test');18module.exports = { FunctionToken };19const { FunctionToken } = require('./test');20function getFunctionTokenValue(tokenName) {21  return FunctionToken(tokenName);22}23test('my test', async ({ page }) => {24  const token = getFunctionTokenValue('myFunction');25  await page.click(token);26});

Using AI Code Generation

1const { FunctionToken } = require('playwright/lib/server/frames');2const frame = page.mainFrame();3const token = new FunctionToken(frame, 'return "Hello World";');4const result = await frame.evaluate(token);5const { FunctionToken } = require('playwright/lib/server/frames');6const frame = page.mainFrame();7const token = new FunctionToken(frame, 'return "Hello World";');8const result = await frame.evaluate(token);9const { FunctionToken } = require('playwright/lib/server/frames');10const frame = page.mainFrame();11const token = new FunctionToken(frame, 'return "Hello World";');12const result = await frame.evaluate(token);13const { FunctionToken } = require('playwright/lib/server/frames');14const frame = page.mainFrame();15const token = new FunctionToken(frame, 'return "Hello World";');16const result = await frame.evaluate(token);17const { FunctionToken } = require('playwright/lib/server/frames');18const frame = page.mainFrame();19const token = new FunctionToken(frame, 'return "Hello World";');20const result = await frame.evaluate(token);21const { FunctionToken } = require('playwright/lib/server/frames');22const frame = page.mainFrame();23const token = new FunctionToken(frame, 'return "Hello World";');24const result = await frame.evaluate(token);25const { FunctionToken } = require('playwright/lib/server/frames');26const frame = page.mainFrame();27const token = new FunctionToken(frame, 'return "Hello World";');28const result = await frame.evaluate(token);

Using AI Code Generation

1const { FunctionToken } = require('playwright/lib/server/chromium/crConnection');2const token = new FunctionToken(() => 123);3console.log(token.value());4const { FunctionToken } = require('playwright/lib/server/chromium/crConnection');5const token = new FunctionToken(() => 123);6console.log(token.value());7const { FunctionToken } = require('playwright/lib/server/chromium/crConnection');8const token = new FunctionToken(() => 123);9console.log(token.value());10const { FunctionToken } = require('playwright/lib/server/chromium/crConnection');11const token = new FunctionToken(() => 123);12console.log(token.value());13const { FunctionToken } = require('playwright/lib/server/chromium/crConnection');14const token = new FunctionToken(() => 123);15console.log(token.value());16const { FunctionToken } = require('playwright/lib/server/chromium/crConnection');17const token = new FunctionToken(() => 123);18console.log(token.value());19const { FunctionToken } = require('playwright/lib/server/chromium/crConnection');20const token = new FunctionToken(() => 123);21console.log(token.value());22const { FunctionToken } = require('playwright/lib/server/chromium/crConnection');23const token = new FunctionToken(() => 123);24console.log(token.value());25const { FunctionToken } = require('playwright/lib/server/chromium/crConnection');26const token = new FunctionToken(() => 123);27console.log(token.value());28const { FunctionToken } = require('playwright/lib/server/chromium/crConnection');

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.