refactor package export into a library, and add tests for the library

This commit is contained in:
Erik Krogh Kristensen
2020-05-18 21:04:24 +02:00
parent d7b852f408
commit 742abf8751
12 changed files with 149 additions and 66 deletions

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module.exports = function notExporterAnyWhere() {}

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module.exports = function notImportedAnywhere() {}

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module.exports = function thisIsRequiredFromMain() {}
module.exports.foo = function alsoExported() {}

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module.exports = function alsoNotExported() {}

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module.exports = function isExported() {}
module.exports.foo = require("./foo.js")
module.exports.bar = class Bar {
constructor() {} // all are exported
static staticMethod() {}
instanceMethod() {}
}
class Baz {
constructor() {} // not exported
static staticMethod() {} // not exported
instanceMethod() {} // exported
}
module.exports.Baz = new Baz()

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{
"main": "main.js"
}

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{
"main": "sublib.js"
}

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module.exports = function exportedInSublibButIsNotAMainPackageExport() {}

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getTopmostPackageJSON
getAValueExportedBy
| lib1/package.json:1:1:3:1 | {\\n " ... n.js"\\n} | lib1/foo.js:1:1:1:0 | this |
| lib1/package.json:1:1:3:1 | {\\n " ... n.js"\\n} | lib1/foo.js:1:1:1:53 | module. ... in() {} |
| lib1/package.json:1:1:3:1 | {\\n " ... n.js"\\n} | lib1/foo.js:1:18:1:53 | functio ... in() {} |
| lib1/package.json:1:1:3:1 | {\\n " ... n.js"\\n} | lib1/foo.js:3:1:3:14 | module.exports |
| lib1/package.json:1:1:3:1 | {\\n " ... n.js"\\n} | lib1/foo.js:3:1:3:18 | module.exports.foo |
| lib1/package.json:1:1:3:1 | {\\n " ... n.js"\\n} | lib1/foo.js:3:22:3:21 | this |
| lib1/package.json:1:1:3:1 | {\\n " ... n.js"\\n} | lib1/foo.js:3:22:3:47 | functio ... ed() {} |
| lib1/package.json:1:1:3:1 | {\\n " ... n.js"\\n} | lib1/main.js:1:1:1:0 | this |
| lib1/package.json:1:1:3:1 | {\\n " ... n.js"\\n} | lib1/main.js:1:1:1:41 | module. ... ed() {} |
| lib1/package.json:1:1:3:1 | {\\n " ... n.js"\\n} | lib1/main.js:1:18:1:41 | functio ... ed() {} |
| lib1/package.json:1:1:3:1 | {\\n " ... n.js"\\n} | lib1/main.js:3:1:3:14 | module.exports |
| lib1/package.json:1:1:3:1 | {\\n " ... n.js"\\n} | lib1/main.js:3:1:3:18 | module.exports.foo |
| lib1/package.json:1:1:3:1 | {\\n " ... n.js"\\n} | lib1/main.js:3:1:3:40 | module. ... oo.js") |
| lib1/package.json:1:1:3:1 | {\\n " ... n.js"\\n} | lib1/main.js:3:22:3:40 | require("./foo.js") |
| lib1/package.json:1:1:3:1 | {\\n " ... n.js"\\n} | lib1/main.js:5:1:5:14 | module.exports |
| lib1/package.json:1:1:3:1 | {\\n " ... n.js"\\n} | lib1/main.js:5:1:5:18 | module.exports.bar |
| lib1/package.json:1:1:3:1 | {\\n " ... n.js"\\n} | lib1/main.js:5:22:9:1 | class B ... () {}\\n} |
| lib1/package.json:1:1:3:1 | {\\n " ... n.js"\\n} | lib1/main.js:6:16:6:20 | () {} |
| lib1/package.json:1:1:3:1 | {\\n " ... n.js"\\n} | lib1/main.js:7:5:7:28 | static ... od() {} |
| lib1/package.json:1:1:3:1 | {\\n " ... n.js"\\n} | lib1/main.js:7:24:7:28 | () {} |
| lib1/package.json:1:1:3:1 | {\\n " ... n.js"\\n} | lib1/main.js:8:19:8:23 | () {} |
| lib1/package.json:1:1:3:1 | {\\n " ... n.js"\\n} | lib1/main.js:14:19:14:23 | () {} |
| lib1/package.json:1:1:3:1 | {\\n " ... n.js"\\n} | lib1/main.js:17:1:17:14 | module.exports |
| lib1/package.json:1:1:3:1 | {\\n " ... n.js"\\n} | lib1/main.js:17:1:17:18 | module.exports.Baz |
| lib1/package.json:1:1:3:1 | {\\n " ... n.js"\\n} | lib1/main.js:17:22:17:30 | new Baz() |
| lib1/sublib/package.json:1:1:3:1 | {\\n " ... b.js"\\n} | lib1/sublib/sublib.js:1:1:1:0 | this |
| lib1/sublib/package.json:1:1:3:1 | {\\n " ... b.js"\\n} | lib1/sublib/sublib.js:1:1:1:73 | module. ... rt() {} |
| lib1/sublib/package.json:1:1:3:1 | {\\n " ... b.js"\\n} | lib1/sublib/sublib.js:1:18:1:73 | functio ... rt() {} |

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import javascript
import semmle.javascript.PackageExports as Exports
query PackageJSON getTopmostPackageJSON() {
result = Exports::getTopmostPackageJSON()
}
query DataFlow::Node getAValueExportedBy(PackageJSON json) {
result = Exports::getAValueExportedBy(json)
}