Typescript error ionic 3

Question

So i'm trying to install this package https://www.npmjs.com/package/ionic3-calendar and when i import it i get this errors:

Class 'Nav' incorrectly extends base class 'NavControllerBase'. Types of property 'goToRoot' are incompatible. Type '(opts: NavOptions) => Promise' is not assignable to type '(opts: NavOptions) => Promise'. Type 'Promise' is not assignable to type 'Promise'. Type 'any' is not assignable to type 'never'.

Class 'Tab' incorrectly extends base class 'NavControllerBase'. Types of property 'goToRoot' are incompatible. Type '(opts: NavOptions) => Promise' is not assignable to type '(opts: NavOptions) => Promise'. Type 'Promise' is not assignable to type 'Promise'.

Class 'Subject' incorrectly extends base class 'Observable'. Types of property 'lift' are incompatible. Type '(operator: Operator) => Observable' is not assignable to type '(operator: Operator) => Observable'. Type 'Observable' is not assignable to type 'Observable'. Type 'T' is not assignable to type 'R'.

Nawrez · Accepted Answer · 2018-03-22 17:58:32Z

1

The ionic3-calendar package is outdated, replace it with ionic2-calendar:

npm uninstall ionic3-calendar --save

npm install ionic2-calendar --save

edited Mar 22, 2018 at 17:58

Nawrez

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answered Mar 22, 2018 at 16:28

Ferrallas

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