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add support for optional chaining (#412)
Co-authored-by: sanex3339 <yarabotayuvyandex3339>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,95 @@ | ||
| /* | ||
| Copyright (C) 2012-2013 Yusuke Suzuki <[email protected]> | ||
| Redistribution and use in source and binary forms, with or without | ||
| modification, are permitted provided that the following conditions are met: | ||
| * Redistributions of source code must retain the above copyright | ||
| notice, this list of conditions and the following disclaimer. | ||
| * Redistributions in binary form must reproduce the above copyright | ||
| notice, this list of conditions and the following disclaimer in the | ||
| documentation and/or other materials provided with the distribution. | ||
| THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | ||
| AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
| IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | ||
| ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY | ||
| DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | ||
| (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | ||
| LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | ||
| ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | ||
| (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | ||
| THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
| */ | ||
|
|
||
| 'use strict'; | ||
|
|
||
| var fs = require('fs'), | ||
| acorn = require('acorn'), | ||
| escodegen = require('./loader'), | ||
| chai = require('chai'), | ||
| chaiExclude = require('chai-exclude'), | ||
| expect = chai.expect; | ||
|
|
||
| chai.use(chaiExclude); | ||
|
|
||
| function test(code, expected) { | ||
| var tree, actual, actualTree, options; | ||
|
|
||
| options = { | ||
| ranges: false, | ||
| locations: false, | ||
| ecmaVersion: 11 | ||
| }; | ||
|
|
||
| tree = acorn.parse(code, options); | ||
|
|
||
| // for UNIX text comment | ||
| actual = escodegen.generate(tree); | ||
| actualTree = acorn.parse(actual, options); | ||
|
|
||
| expect(actual).to.be.equal(expected); | ||
| expect(tree).excludingEvery(['start', 'end']).to.deep.equal(actualTree); | ||
| } | ||
|
|
||
| function testMin(code, expected) { | ||
| var tree, actual, actualTree, options; | ||
|
|
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| options = { | ||
| ranges: false, | ||
| locations: false, | ||
| ecmaVersion: 11 | ||
| }; | ||
|
|
||
| tree = acorn.parse(code, options); | ||
|
|
||
| // for UNIX text comment | ||
| actual = escodegen.generate(tree, { | ||
| format: escodegen.FORMAT_MINIFY, | ||
| raw: false | ||
| }).replace(/[\n\r]$/, '') + '\n'; | ||
| actualTree = acorn.parse(actual, options); | ||
|
|
||
| expect(actual).to.be.equal(expected); | ||
| expect(tree).excludingEvery(['start', 'end']).to.deep.equal(actualTree); | ||
| } | ||
|
|
||
| describe('compare acorn es2020 test', function () { | ||
| fs.readdirSync(__dirname + '/compare-acorn-es2020').sort().forEach(function(file) { | ||
| var code, expected, exp, min; | ||
| if (/\.js$/.test(file) && !/expected\.js$/.test(file) && !/expected\.min\.js$/.test(file)) { | ||
| it(file, function () { | ||
| exp = file.replace(/\.js$/, '.expected.js'); | ||
| min = file.replace(/\.js$/, '.expected.min.js'); | ||
| code = fs.readFileSync(__dirname + '/compare-acorn-es2020/' + file, 'utf-8'); | ||
| expected = fs.readFileSync(__dirname + '/compare-acorn-es2020/' + exp, 'utf-8'); | ||
| test(code, expected); | ||
| if (fs.existsSync(__dirname + '/compare-acorn-es2020/' + min)) { | ||
| expected = fs.readFileSync(__dirname + '/compare-acorn-es2020/' + min, 'utf-8'); | ||
| testMin(code, expected); | ||
| } | ||
| }); | ||
| } | ||
| }); | ||
| }); | ||
| /* vim: set sw=4 ts=4 et tw=80 : */ |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,47 @@ | ||
| obj.aaa.bbb; | ||
| obj.aaa?.bbb; | ||
| obj?.aaa.bbb; | ||
| obj?.aaa?.bbb; | ||
| obj.aaa.bbb; | ||
| obj.aaa?.bbb; | ||
| (obj?.aaa).bbb; | ||
| (obj?.aaa)?.bbb; | ||
| (obj?.aaa).bbb.ccc.ddd; | ||
| ((obj?.aaa).bbb?.ccc).ddd; | ||
| (obj?.aaa)?.bbb; | ||
| obj[aaa][bbb]; | ||
| obj[aaa]?.[bbb]; | ||
| obj?.[aaa][bbb]; | ||
| obj?.[aaa]?.[bbb]; | ||
| obj[aaa][bbb]; | ||
| obj[aaa]?.[bbb]; | ||
| (obj?.[aaa])[bbb]; | ||
| (obj?.[aaa])?.[bbb]; | ||
| obj[aaa][bbb][ccc][ddd]; | ||
| ((obj?.[aaa])[bbb]?.[ccc])[ddd]; | ||
| 1?.a; | ||
| obj()(); | ||
| obj()?.(); | ||
| obj?.()(); | ||
| obj?.()?.(); | ||
| obj()(); | ||
| obj()?.(); | ||
| (obj?.())(); | ||
| (obj?.())?.(); | ||
| obj()()()(); | ||
| ((obj?.())()?.())(); | ||
| (a?.b)(); | ||
| a?.b(); | ||
| a?.b?.(); | ||
| (a?.b)?.(); | ||
| a?.().b; | ||
| (a?.()).b; | ||
| a?.b.c(); | ||
| (a?.b.c)(); | ||
| a.b?.().c; | ||
| (a.b?.()).c; | ||
| (a.b?.())?.c; | ||
| new (a?.b().c)(); | ||
| new (a?.b())(); | ||
| new (a?.b().c)(); | ||
| new (a?.b())(); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| obj.aaa.bbb;obj.aaa?.bbb;obj?.aaa.bbb;obj?.aaa?.bbb;obj.aaa.bbb;obj.aaa?.bbb;(obj?.aaa).bbb;(obj?.aaa)?.bbb;(obj?.aaa).bbb.ccc.ddd;((obj?.aaa).bbb?.ccc).ddd;(obj?.aaa)?.bbb;obj[aaa][bbb];obj[aaa]?.[bbb];obj?.[aaa][bbb];obj?.[aaa]?.[bbb];obj[aaa][bbb];obj[aaa]?.[bbb];(obj?.[aaa])[bbb];(obj?.[aaa])?.[bbb];obj[aaa][bbb][ccc][ddd];((obj?.[aaa])[bbb]?.[ccc])[ddd];1?.a;obj()();obj()?.();obj?.()();obj?.()?.();obj()();obj()?.();(obj?.())();(obj?.())?.();obj()()()();((obj?.())()?.())();(a?.b)();a?.b();a?.b?.();(a?.b)?.();a?.().b;(a?.()).b;a?.b.c();(a?.b.c)();a.b?.().c;(a.b?.()).c;(a.b?.())?.c;new(a?.b().c);new(a?.b());new(a?.b().c);new(a?.b()) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,47 @@ | ||
| obj.aaa.bbb; | ||
| obj.aaa?.bbb; | ||
| obj?.aaa.bbb; | ||
| obj?.aaa?.bbb; | ||
| (obj.aaa).bbb; | ||
| (obj.aaa)?.bbb; | ||
| (obj?.aaa).bbb; | ||
| (obj?.aaa)?.bbb; | ||
| ((obj?.aaa).bbb.ccc).ddd; | ||
| ((obj?.aaa).bbb?.ccc).ddd; | ||
| (obj?.aaa)?.bbb; | ||
| obj[aaa][bbb]; | ||
| obj[aaa]?.[bbb]; | ||
| obj?.[aaa][bbb]; | ||
| obj?.[aaa]?.[bbb]; | ||
| (obj[aaa])[bbb]; | ||
| (obj[aaa])?.[bbb]; | ||
| (obj?.[aaa])[bbb]; | ||
| (obj?.[aaa])?.[bbb]; | ||
| ((obj[aaa])[bbb][ccc])[ddd]; | ||
| ((obj?.[aaa])[bbb]?.[ccc])[ddd]; | ||
| 1?.a; | ||
| obj()(); | ||
| obj()?.(); | ||
| obj?.()(); | ||
| obj?.()?.(); | ||
| (obj())(); | ||
| (obj())?.(); | ||
| (obj?.())(); | ||
| (obj?.())?.(); | ||
| ((obj())()())(); | ||
| ((obj?.())()?.())(); | ||
| (a?.b)(); | ||
| a?.b(); | ||
| a?.b?.(); | ||
| (a?.b)?.(); | ||
| a?.().b; | ||
| (a?.()).b; | ||
| a?.b.c(); | ||
| (a?.b.c)(); | ||
| a.b?.().c; | ||
| (a.b?.()).c; | ||
| (a.b?.())?.c; | ||
| new (a?.b().c); | ||
| new (a?.b()); | ||
| new (a?.b().c)(); | ||
| new (a?.b())(); |