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quickjs

0.1.0
0.1.0

QuickJS JavaScript engine for Erlang (powered by quickjs-ng)

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quickjs c_src quickjs-ng tests null_or_undefined.js
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c_src/quickjs-ng/tests/null_or_undefined.js 

import {assert} from "./assert.js"



let ex

try {

    null.x

} catch (e) {

    ex = e

}

assert(ex instanceof TypeError)

assert(ex.message, "cannot read property 'x' of null")

ex = undefined



try {

    null["x"]

} catch (e) {

    ex = e

}

assert(ex instanceof TypeError)

assert(ex.message, "cannot read property 'x' of null")

ex = undefined



try {

    undefined.x

} catch (e) {

    ex = e

}

assert(ex instanceof TypeError)

assert(ex.message, "cannot read property 'x' of undefined")

ex = undefined



try {

    undefined["x"]

} catch (e) {

    ex = e

}

assert(ex instanceof TypeError)

assert(ex.message, "cannot read property 'x' of undefined")

ex = undefined