TypeScript/tests/cases/fourslash/refactorExtractType10.ts
Wenlu Wang 714821fc97 add refactor of extract type (#30562)
* add basically implement

* add rename location and add testcase

* collection type arguments

* disallow infer type

* add support for typedef convert

* refactor info to make type safe

* disallow type pred

* avoid unnecessary branch

* disallow type query

* haha😂

Co-Authored-By: Kingwl <kingwenlu@gmail.com>

* Update src/services/refactors/extractType.ts

Co-Authored-By: Kingwl <kingwenlu@gmail.com>

* Update src/services/refactors/extractType.ts

Co-Authored-By: Kingwl <kingwenlu@gmail.com>

* add more tests

* add template tag support in jsdoc

* add support of type parameters constraint

* add more tests

* merge branch

* add more tests

* refactor and update function name
2019-05-07 08:26:53 -07:00

18 lines
493 B
TypeScript

/// <reference path='fourslash.ts' />
//// function foo(a: number, b?: number, ...c: number[]): /*a*/boolean/*b*/ {
//// return false as boolean
//// }
goTo.select("a", "b");
edit.applyRefactor({
refactorName: "Extract type",
actionName: "Extract to type alias",
actionDescription: "Extract to type alias",
newContent: `type /*RENAME*/NewType = boolean;
function foo(a: number, b?: number, ...c: number[]): NewType {
return false as boolean
}`,
});