Differences between importing Component and Vue from "vue-property-decorator" versus importing Vue from "vue"

Can you explain the specific differences and scenarios where importing Vue from vue-property-decorator versus just vue would be applicable? I have learned that when defining a custom component with a @Component decorator, it is necessary to import Vue from vue-property-decorator. However, are there any unexpected or unique situations related to the core functionality of Vue that I should keep in mind when using this approach?

Answer №1

According to the documentation for vue-property-decorator, there seems to be no difference in functionality.

The main purpose of vue-property-decorator is to simplify imports and reduce clutter in your code:

import {Vue, Smth1, Smth2} from 'vue-property-decorator';

vs

import Vue from 'vue';
import {Smth1, Smth2} from 'vue-property-decorator';

Answer №2

Imagine you have a basic module called 'example-module', and within it, you have:

var xyz = 'abc';
export default xyz;
export function greetings () { ... };

Now, when you write:

import something from 'example-module';

You are only bringing in the default export of 'example-module', which is the string xyz. Remember, the default export can be any data type like an object or a function.

But if you write:

import {greetings} from 'example-module';

This time, you are specifically importing a part of 'example-module' identified as 'greetings', not the default export. Here, you are getting the function 'greetings'.

If you were to do:

import {something} from 'example-module';

'something' would be 'undefined' because there is no export with that name.

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