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bluelovers opened this issue Mar 30, 2019 · 1 comment

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@bluelovers
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npm install -g typescript@next

TypeError: Cannot read property 'instantiations' of undefined when use as const

([
	'dependencies',
	'devDependencies',
	'peerDependencies',
	'optionalDependencies',
	'resolutions',
] as const)
	.forEach(k => {
		console.log(k);
	})
;

error

C:\Users\User\AppData\Roaming\npm\node_modules\typescript\lib\typescript.js:39071
            var type = target.instantiations.get(id);
                              ^
TypeError: Cannot read property 'instantiations' of undefined
    at createTypeReference (C:\Users\User\AppData\Roaming\npm\node_modules\typescript\lib\typescript.js:39071:31)
    at createTypeFromGenericGlobalType (C:\Users\User\AppData\Roaming\npm\node_modules\typescript\lib\typescript.js:39495:61)
    at createArrayType (C:\Users\User\AppData\Roaming\npm\node_modules\typescript\lib\typescript.js:39513:20)
    at getBaseTypes (C:\Users\User\AppData\Roaming\npm\node_modules\typescript\lib\typescript.js:36591:47)
    at resolveObjectTypeMembers (C:\Users\User\AppData\Roaming\npm\node_modules\typescript\lib\typescript.js:37283:29)
    at resolveTypeReferenceMembers (C:\Users\User\AppData\Roaming\npm\node_modules\typescript\lib\typescript.js:37314:13)
    at resolveStructuredTypeMembers (C:\Users\User\AppData\Roaming\npm\node_modules\typescript\lib\typescript.js:37884:25)
    at getPropertyOfType (C:\Users\User\AppData\Roaming\npm\node_modules\typescript\lib\typescript.js:38405:32)
    at checkPropertyAccessExpressionOrQualifiedName (C:\Users\User\AppData\Roaming\npm\node_modules\typescript\lib\typescript.js:49210:24)
    at checkPropertyAccessExpression (C:\Users\User\AppData\Roaming\npm\node_modules\typescript\lib\typescript.js:49193:20)
@bluelovers
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@mechanicalbot microsoft/TypeScript#30664 (comment)

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