How to use evaluateString method in wpt

Best JavaScript code snippet using wpt

evaluate.ts

Source:evaluate.ts Github

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...5 evaluate(parse(str), environment);6suite('interpreter', () => {7 suite('types', () => {8 test('number', () => {9 expect(evaluateString('123')).equals(123);10 });11 test('string', () => {12 expect(evaluateString('"hello"')).equals('hello');13 });14 test('null', () => {15 expect(evaluateString('()')).equals(null);16 });17 test('array', () => {18 expect(evaluateString('[1. 2. 3. 4. 5]')).eql([1, 2, 3, 4, 5]);19 expect(evaluateString('[1. 2. 3. 2 + 2. 5]')).eql([1, 2, 3, 4, 5]);20 expect(evaluateString('[]')).eql([]);21 });22 });23 suite('builtins', () => {24 suite('operators', () => {25 suite('+', () => {26 test('number + number', () => {27 expect(evaluateString('3 + 2')).equals(5);28 });29 test('string + string', () => {30 expect(evaluateString('"hello" + "world"')).equals('helloworld');31 });32 test('array + number', () => {33 expect(evaluateString('[1. 2. 3] + 4')).eql([1, 2, 3, 4]);34 });35 test('number + array', () => {36 expect(evaluateString('4 + [1. 2. 3]')).eql([4, 1, 2, 3]);37 });38 test('array + string', () => {39 expect(evaluateString('["a". "b". "c"] + "d"')).eql(['a', 'b', 'c', 'd']);40 });41 test('string + array', () => {42 expect(evaluateString('"d" + ["a". "b". "c"]')).eql(['d', 'a', 'b', 'c']);43 });44 test('array + array', () => {45 expect(evaluateString('[1. 2. 3] + [4. 5. 6]')).eql([1, 2, 3, 4, 5, 6]);46 });47 });48 test('-', () => {49 expect(evaluateString('3 - 2')).equals(1);50 });51 test('*', () => {52 expect(evaluateString('3 * 2')).equals(6);53 });54 test('/', () => {55 expect(evaluateString('3 / 2')).equals(1.5);56 });57 test('**', () => {58 expect(evaluateString('3 ** 2')).equals(9);59 });60 test('%', () => {61 expect(evaluateString('3 % 2')).equals(1);62 expect(evaluateString('(0 - 3) % 2')).equals(1);63 });64 test('<', () => {65 expect(evaluateString('3 < 2')).equals(0);66 expect(evaluateString('2 < 3')).equals(1);67 expect(evaluateString('3 < 3')).equals(0);68 });69 test('<=', () => {70 expect(evaluateString('3 <= 2')).equals(0);71 expect(evaluateString('2 <= 3')).equals(1);72 expect(evaluateString('3 <= 3')).equals(1);73 });74 test('>', () => {75 expect(evaluateString('3 > 2')).equals(1);76 expect(evaluateString('2 > 3')).equals(0);77 expect(evaluateString('3 > 3')).equals(0);78 });79 test('>=', () => {80 expect(evaluateString('3 >= 2')).equals(1);81 expect(evaluateString('2 >= 3')).equals(0);82 expect(evaluateString('3 >= 3')).equals(1);83 });84 test('=', () => {85 expect(evaluateString('3 = 2')).equals(0);86 expect(evaluateString('3 = 3')).equals(1);87 expect(evaluateString('(1 + 2) = 3')).equals(1);88 expect(evaluateString('[1. 2. 3] = [1. 2. 3]')).equals(1);89 expect(evaluateString('[1. 2. 3] = [1. 2. 4]')).equals(0);90 expect(evaluateString('"hello" = "hello"')).equals(1);91 expect(evaluateString('"hello" = "he" + "llo"')).equals(1);92 expect(evaluateString('"hello" = "world"')).equals(0);93 });94 test('!=', () => {95 expect(evaluateString('3 != 2')).equals(1);96 expect(evaluateString('3 != 3')).equals(0);97 expect(evaluateString('(1 + 2) != 3')).equals(0);98 });99 test('|', () => {100 expect(evaluateString('1 | 0')).equals(1);101 expect(evaluateString('1 | 1')).equals(1);102 expect(evaluateString('0 | 0')).equals(0);103 expect(evaluateString('3 | 2')).equals(3);104 });105 test('&', () => {106 expect(evaluateString('1 & 0')).equals(0);107 expect(evaluateString('1 & 1')).equals(1);108 expect(evaluateString('0 & 0')).equals(0);109 expect(evaluateString('3 & 2')).equals(2);110 });111 test('!', () => {112 expect(evaluateString('!1')).equals(0);113 expect(evaluateString('!0')).equals(1);114 expect(evaluateString('!!0')).equals(0);115 expect(evaluateString('!2')).equals(-1);116 });117 suite('...', () => {118 test('numbers', () => expect(evaluateString('...[1. 2. 3]')).equals(6));119 test('strings', () => expect(evaluateString('...["hello ". "world". "!"]')).equals('hello world!'));120 test('array append', () => expect(evaluateString('...[[1. "a"]. "b". 5]')).eql([1, 'a', 'b', 5]));121 test('empty array', () => expect(evaluateString('...[]')).equals(null));122 });123 test('- (unary negation)', () => {124 const result = evaluateString('-2');125 expect(result).equals(-2);126 });127 });128 test('floor', () => {129 expect(evaluateString('floor 1.2')).equals(1);130 expect(evaluateString('floor 1.7')).equals(1);131 expect(evaluateString('floor 1')).equals(1);132 expect(evaluateString('floor (0 - 1.2)')).equals(-2);133 expect(evaluateString('floor (0 - 1.7)')).equals(-2);134 });135 test('ceil', () => {136 expect(evaluateString('ceil 1.2')).equals(2);137 expect(evaluateString('ceil 1.7')).equals(2);138 expect(evaluateString('ceil 1')).equals(1);139 expect(evaluateString('ceil (0 - 1.2)')).equals(-1);140 expect(evaluateString('ceil (0 - 1.7)')).equals(-1);141 });142 test('round', () => {143 expect(evaluateString('round 1.2')).equals(1);144 expect(evaluateString('round 1.7')).equals(2);145 expect(evaluateString('round 1')).equals(1);146 expect(evaluateString('round (0 - 1.2)')).equals(-1);147 expect(evaluateString('round (0 - 1.7)')).equals(-2);148 });149 test('abs', () => {150 expect(evaluateString('abs (0 - 3)')).equals(3);151 expect(evaluateString('abs 3')).equals(3);152 });153 test('sort', () => {154 expect(evaluateString('sort [1. 11. 5. 23. 4]')).eql([1, 4, 5, 11, 23]);155 });156 test('len', () => {157 expect(evaluateString('len [1. 11. 5. 23. 4]')).equals(5);158 expect(evaluateString('len "hello"')).equals(5);159 expect(() => evaluateString('len 5')).throws();160 });161 test('map', () => {162 expect(evaluateString('map [1. 11. 5. 23. 4], (@x x * 2)')).eql([2, 22, 10, 46, 8]);163 expect(evaluateString('map [], (@x x * 2)')).eql([]);164 });165 test('reduce', () => {166 expect(evaluateString('reduce [1. 11. 5. 23. 4], (@prev @cur (cur * 2) + prev), 2')).equals(90);167 expect(evaluateString('reduce [], (@prev @cur (cur * 2) + prev), 2')).equals(2);168 });169 test('reroll', () => {170 const sequence = [1, 7, 4, 15, 2, 3];171 let i = 0;172 const seq = wrapFunction((_) => {173 return sequence[i++];174 }, [expectNull]);175 expect(evaluateString('reroll (@_ seq()), (@x x > 10)', {176 seq177 })).equals(15);178 });179 test('explode', () => {180 const sequence = [7, 1, 6, 15, 2, 3];181 let i = 0;182 const seq = wrapFunction((_) => {183 return sequence[i++];184 }, [expectNull]);185 expect(evaluateString('explode 2, (@_ seq()), (@x x > 5)', {186 seq187 })).eql([7, 1, 6, 15, 2]);188 });189 test('drop', () => {190 expect(evaluateString('drop (@_ [7. 2. 2]), [3. 7. 9. 2. 15. 4. 5. 7]')).eql([3, 9, 15, 4, 5, 7]);191 });192 test('highest', () => {193 expect(evaluateString('highest 3, [3. 7. 9. 2. 15. 4. 5. 7]')).members([7, 9, 15]);194 });195 test('lowest', () => {196 expect(evaluateString('lowest 3, [3. 7. 9. 2. 15. 4. 5. 7]')).members([2, 3, 4]);197 });198 test('min', () => {199 expect(evaluateString('min [3. 7. 9. 2. 15. 4. 5. 7]')).equals(2);200 });201 test('max', () => {202 expect(evaluateString('max [3. 7. 9. 2. 15. 4. 5. 7]')).equals(15);203 });204 });205 test('mathematical operator precedence', () => {206 expect(evaluateString('1 + 2 * 6 % 4 + 3 ** 3 / 9')).equals(4);207 });208 test('logical operator precedence', () => {209 expect(evaluateString('1 < 2 = 3 > 2')).equals(1);210 });211 suite('numeric apply', () => {212 test('basic', () => {213 expect(evaluateString('5 (2 + 2)')).eql([4, 4, 4, 4, 4]);214 });215 test('expression re-evaluated each time', () => {216 const sequence = [1, 7, 4, 15, 2, 3];217 let i = 0;218 const seq = wrapFunction((_) => {219 return sequence[i++];220 }, [expectNull]);221 expect(evaluateString('5 seq()', {seq})).eql([1, 7, 4, 15, 2]);222 });223 test('zero', () => {224 expect(evaluateString('0 (2 + 2)')).eql([]);225 });226 test('negative', () => {227 expect(evaluateString('(-1) (2 + 2)')).eql([]);228 });229 });230 suite('let bindings', () => {231 test('basic', () => {232 expect(evaluateString('let x 5 in [x. x]')).eql([5, 5]);233 });234 test('multi-variable', () => {235 expect(evaluateString('let x 5 and y 3 in [x. y. x. y]')).eql([5, 3, 5, 3]);236 });237 test('self-referential', () => {238 expect(() => evaluateString('let x 5 and y x + 1 in [x. y. x. y]')).throws();239 });240 test('recursive', () => {241 expect(evaluateString('let tri @x (if x = 1 then 1 else x + tri (x - 1)) in tri 3')).equals(6);242 });243 test('mutually recursive', () => {244 expect(evaluateString(`let isEven245 @x (if x = 0 then 1 else isOdd (x - 1)) and isOdd246 @x (if x = 0 then 0 else isEven (x - 1)) in247 [isEven 4. isOdd 6. isEven 5]`)).eql([1, 0, 0]);248 });249 });250 test('parameter binding scope', () => {251 expect(evaluateString('(@x [x. (@x x * 2) 3. x]) 2, 2')).equals(2);252 });253 test('closed-over variables', () => {254 expect(evaluateString('let x 5 in (let closure @x @y [x. y] in closure 3), 2')).eql([3, 2]);255 });256 test('multiple partial evaluation', () => {257 expect(evaluateString('let addOne (let add @x @y x + y in add 1) in [addOne 1. addOne 4]')).eql([2, 5]);258 });259 test('if/else', () => {260 expect(evaluateString('map [0. 2. 4. 1. 3], (@x if x > 2 then 5 else 2)')).eql([2, 2, 5, 2, 5]);261 });262 test('comments', () => {263 expect(evaluateString('#hi!\nlet x #this is a comment\n5 in x + x\n#')).equals(10);264 });265 test('strings', () => {266 expect(evaluateString('"hi"')).equals('hi');267 });268 suite('evaluation order', () => {269 const seq = (): WrappedFunction => {270 let i = 1;271 return wrapFunction((_) => {272 return i++;273 }, [expectNull]);274 };275 test('let bindings', () => {276 expect(evaluateString('let x seq() and y seq() and z seq() in [x. y. z]', {seq: seq()})).eql([1, 2, 3]);277 });278 test('array expressions', () => {279 expect(evaluateString('[seq(). seq(). seq()]', {seq: seq()})).eql([1, 2, 3]);280 });281 test('binary expressions', () => {282 expect(evaluateString('seq() - seq()', {seq: seq()})).equals(-1);283 });284 test('apply expressions', () => {285 expect(evaluateString('seq(), seq()', {seq: seq()})).eql([2]);286 });287 });288 test('scope', () => {289 expect(() => evaluateString('let x @_ p in (let p 5 in x ())')).throws();290 });...

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eval.ts

Source:eval.ts Github

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...4import { macroexpandSyntax } from "../src/index";5import { inferExpressionInModule } from "../src/infer";6import { createModule } from "../src/module";7import * as S from "../src/syntax";8function evaluateString(str: string): unknown {9 const env = moduleEnvironment(createModule(), {10 getOutputFile(name) {11 return name;12 },13 });14 const s = macroexpandSyntax(readSyntax(`(lambda () ${str})`));15 const sandbox = createSandbox(() => null);16 if (!S.isExpression(s)) {17 throw new Error(`Can't evaluate a non-expression!`);18 }19 const { typedExpression } = inferExpressionInModule(20 s,21 createModule(),22 undefined23 );24 const lambda: any = evaluate(typedExpression, env, sandbox);25 // We want to try to make evaluateString be synchronous most of the26 // time. So we won't use async/await here but just resolve the27 // promise to evaluate the wrapper function when necessary only.28 if (lambda instanceof Promise) {29 return lambda.then((fn) => fn((x: unknown) => x, {}));30 } else {31 return lambda((x: unknown) => x, {});32 }33}34describe("Evaluation", () => {35 describe("Booleans", () => {36 it("should self-evaluate", async () => {37 expect(await evaluateString("true")).toBe(true);38 expect(await evaluateString("false")).toBe(false);39 });40 });41 describe("Numbers", () => {42 it("should self-evaluate", async () => {43 expect(await evaluateString("0")).toBe(0);44 expect(await evaluateString("1")).toBe(1);45 expect(await evaluateString("-1")).toBe(-1);46 });47 });48 describe("Strings", () => {49 it("should self-evaluate", async () => {50 expect(await evaluateString('""')).toBe("");51 expect(await evaluateString('"foo"')).toBe("foo");52 expect(await evaluateString('"a\\nb"')).toBe("a\nb");53 });54 });55 describe("Function calls", () => {56 it("should evaluate to the right value", async () => {57 expect(await evaluateString("(+ 1 2)")).toBe(3);58 expect(await evaluateString("(+ (+ 1 1) 2)")).toBe(4);59 });60 });61 describe("Lambda abstractions", () => {62 it("should be able to be called", async () => {63 expect(await evaluateString("((lambda (x y) y) 4 5)")).toBe(5);64 });65 it("should return records as objects", async () => {66 expect(await evaluateString("((lambda (x) {:x x}) 10)")).toEqual({67 x: 10,68 });69 });70 it("should return the last expression of the body", async () => {71 expect(await evaluateString("((lambda (x) x 1) 10)")).toBe(1);72 expect(await evaluateString("((lambda (x) x {:a 1}) 10)")).toEqual({73 a: 1,74 });75 });76 // Regression77 it("different argument names should not shadow", async () => {78 expect(79 await evaluateString(`80((lambda (x)81 ((lambda (y) x) 11))82 33)83`)84 ).toBe(33);85 });86 });87 describe("Let bindings", () => {88 it("should evaluate to the right value", async () => {89 expect(await evaluateString("(let {} 5)")).toBe(5);90 expect(await evaluateString("(let {x 5} x)")).toBe(5);91 expect(await evaluateString("(let {x 4 y 6} (+ x y))")).toBe(10);92 expect(93 await evaluateString(`94(let {const (lambda (x)95 (lambda (y) x))}96 (+ ((const 10) "foo")97 ((const 20) 42)))98`)99 ).toBe(30);100 });101 it("inner lets should shadow outer ones", async () => {102 expect(await evaluateString("(let {x 5} (let {x 1} x))")).toBe(1);103 });104 it("should shadow inline primitives", async () => {105 expect(await evaluateString("(let {+ 10} +)")).toBe(10);106 });107 });108 describe("lists", () => {109 it("basic list operations work", async () => {110 expect(await evaluateString("(empty? [])")).toBe(true);111 expect(await evaluateString("(not (empty? (cons 1 [])))")).toBe(true);112 // expect(await evaluateString("(first (cons 1 []))")).toBe(1);113 expect(await evaluateString("(rest (cons 1 []))")).toEqual([]);114 });115 });116 describe("conditionals", () => {117 it("simple conditionals evaluate correctly", async () => {118 expect(await evaluateString("(if true 1 2)")).toBe(1);119 expect(await evaluateString("(if false 1 2)")).toBe(2);120 });121 });122 describe("Primitives", () => {123 it("map", async () => {124 expect(125 await evaluateString("(map (lambda (x) (+ x x)) [1 2 3 4])")126 ).toEqual([2, 4, 6, 8]);127 });128 it("filter", async () => {129 expect(130 await evaluateString("(filter (lambda (x) (< 0 x)) [-2 -1 0 1 2])")131 ).toEqual([1, 2]);132 });133 it("fold", async () => {134 expect(await evaluateString("(fold + [1 2 3 4] 0)")).toEqual(10);135 });136 });137 describe("Records", () => {138 it("should construct records", async () => {139 expect(await evaluateString("{:x 2 :y 8}")).toEqual({ x: 2, y: 8 });140 });141 it("should access record fields", async () => {142 expect(await evaluateString("(:foo {:bar 3 :foo 5 :baz 2})")).toEqual(5);143 });144 it("should update records", async () => {145 expect(await evaluateString("{:x 2 | {:x 1}}")).toEqual({ x: 2 });146 expect(await evaluateString("{:x 3 | {:x 1 :y 2}}")).toEqual({147 x: 3,148 y: 2,149 });150 });151 });152 describe("Do blocks", () => {153 it("should evaluate to the last form", async () => {154 expect(await evaluateString(`(do 1)`)).toBe(1);155 expect(await evaluateString(`(do 1 2)`)).toBe(2);156 });157 });158 describe("Multiple values", () => {159 it("uses the primary value by default", async () => {160 expect(await evaluateString(`(+ 1 (values 2 10))`)).toBe(3);161 expect(await evaluateString(`(+ (values 1) (values 2 10))`)).toBe(3);162 });163 it("multiple-value-bind can catch forms with a single value transparently", async () => {164 expect(await evaluateString(`(multiple-value-bind (x) 3 (+ x 1))`)).toBe(165 4166 );167 });168 it("multiple-value-bind can catch forms with a multiple values", async () => {169 expect(170 await evaluateString(`(multiple-value-bind (x y) (values 3 7) (+ x y))`)171 ).toBe(10);172 });173 });174 describe("Context argument", () => {175 it("should work across functions", async () => {176 expect(177 await evaluateString(`178(let {f (lambda () *context*)}179 (let {*context* 10}180 (f)))`)181 ).toBe(10);182 });183 });184 describe("Match and case", () => {185 it("should do basic pattern matching", async () => {186 expect(187 await evaluateString(`188(match (case :increase 10)189 ({:increase x} (+ x 1))190 ({:decrease x} (- x 1)))`)191 ).toBe(11);192 expect(193 await evaluateString(`194(match (case :decrease 10)195 ({:increase x} (+ x 1))196 ({:decrease x} (- x 1)))`)197 ).toBe(9);198 });199 });...

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evaluateString.js

Source:evaluateString.js Github

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...33 result *= Number(array[i]);34 }35 return result;36}37console.log(evaluateString('1+21')); // 2238console.log(evaluateString('3*12')); // 3639console.log(evaluateString('3+1+2*5*3+1*10')); // 4440console.log(evaluateString('+3')); // 341console.log(evaluateString('1+21*5*2+7')); // 21842console.log(evaluateString('+1+4')); // 543console.log(evaluateString('3**12')); // invalid44console.log(evaluateString('3*12+')); // invalid...

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Using AI Code Generation

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1var wpt = require('./wpt.js');2var wpt = new WebPageTest('www.webpagetest.org');3 if (err) {4 console.log(err);5 } else {6 console.log(data);7 wpt.getTestStatus(data.data.testId, function(err, data) {8 if (err) {9 console.log(err);10 } else {11 console.log(data);12 wpt.getTestResults(data.data.testId, function(err, data) {13 if (err) {14 console.log(err);15 } else {16 console.log(data);17 }18 });19 }20 });21 }22});23var WebPageTest = function(apiKey, host, port, ssl) {24 this.apiKey = apiKey;25 this.host = host || 'www.webpagetest.org';26 this.port = port || 80;27 this.ssl = ssl || false;28 this.url = this.host + ':' + this.port;29 if (this.ssl) {30 } else {31 }32};33WebPageTest.prototype.runTest = function(url, callback, location, runs, firstViewOnly, mobile, connectivity, video, pollResults) {34 var options = {35 };36 this._runTest(options, callback);37};38WebPageTest.prototype._runTest = function(options, callback) {39 var url = this.url + '/runtest.php?url=' + options.url;40 if (options.location) {41 url += '&location=' + options.location;42 }43 if (options.runs) {44 url += '&runs=' + options.runs;45 }46 if (options.firstViewOnly) {47 url += '&fvo=1';48 }49 if (options.mobile) {50 url += '&mobile=1';51 }52 if (options.connectivity) {53 url += '&connectivity=' + options.connectivity;54 }55 if (options.video) {

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Using AI Code Generation

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1var wpt = require('wpt-api');2var wpt = new wpt('API_KEY');3wpt.evaluateString('document.title', function(err, data) {4 if (err) console.log(err);5 console.log(data);6});7{ data: 'Google', statusCode: 200, statusText: 'OK' }8var wpt = require('wpt-api');9var wpt = new wpt('API_KEY');10wpt.getLocations(function(err, data) {11 if (err) console.log(err);12 console.log(data);13});14{ data: { lo

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Using AI Code Generation

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1var wptools = require('wptools');2var page = wptools.page('Albert Einstein');3page.evaluateString('document.querySelector("title").innerHTML', function(err, info) {4 console.log(info);5});6var wptools = require('wptools');7var page = wptools.page('Albert Einstein');8page.evaluate(function() {9 return document.querySelector("title").innerHTML;10}, function(err, info) {11 console.log(info);12});13var wptools = require('wptools');14var page = wptools.page('Albert Einstein');15page.evaluate(function() {16 return document.querySelector("title").innerHTML;17}).then(function(info) {18 console.log(info);19});20var wptools = require('wptools');21var page = wptools.page('Albert Einstein');22page.evaluate(function() {23 return document.querySelector("title").innerHTML;24}).then(function(info) {25 console.log(info);26}).catch(function(err) {27 console.log(err);28});29var wptools = require('wptools');30var page = wptools.page('Albert Einstein');31page.evaluate(function() {32 return document.querySelector("title").innerHTML;33}).then(function(info) {34 console.log(info);35}).catch(function(err) {36 console.log(err);37});38var wptools = require('wptools');39var page = wptools.page('Albert Einstein');40page.evaluate(function() {41 return document.querySelector("title").innerHTML;42}).then(function(info) {43 console.log(info);44}).catch(function(err) {45 console.log(err);46});47var wptools = require('wptools');48var page = wptools.page('Albert Einstein');49page.evaluate(function() {50 return document.querySelector("title").innerHTML;51}).then(function(info

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Using AI Code Generation

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1var wptoolkit = require('wptoolkit');2var result = wptoolkit.evaluateString("1 + 1");3console.log(result);4console.log(result.value);5console.log(result.type);6console.log(result.description);

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Using AI Code Generation

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1var result = wpt.evaluateString("1+1");2print(result);3print(typeof result);4var result = wpt.evaluateString("1+1");5print(result);6print(typeof result);7var result = wpt.evaluateString("1+1");8print(result);9print(typeof result);10var result = wpt.evaluateString("1+1");11print(result);12print(typeof result);13var result = wpt.evaluateString("1+1");14print(result);15print(typeof result);16var result = wpt.evaluateString("1+1");17print(result);18print(typeof result);19var result = wpt.evaluateString("1+1");20print(result);21print(typeof result);22var result = wpt.evaluateString("1+1");23print(result);24print(typeof result);25var result = wpt.evaluateString("1+1");26print(result);27print(typeof result);28var result = wpt.evaluateString("1+1");29print(result);30print(typeof result);

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1var res = wpt.evaluateString("var a = 1; a + 1");2## `evaluateFile(path, [args])`3var res = wpt.evaluateFile("test.js", [1, 2, 3]);4## `evaluateAsync(path, [args])`5var res = wpt.evaluateAsync("test.js", [1, 2, 3]);6## `injectJs(path, [args])`

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