test.ts.lint

import { Something } from "some-package"
export { SomethingElse } from "another-package"

var single = 'single';
             ~~~~~~~~  [single]
    var double = "married";
                 ~~~~~~~~~ [double]
var singleWithinDouble = "'singleWithinDouble'";
                         ~~~~~~~~~~~~~~~~~~~~~~ [double]
var doubleWithinSingle = '"doubleWithinSingle"';
                         ~~~~~~~~~~~~~~~~~~~~~~  [single]
var tabNewlineWithinSingle = 'tab\tNewline\nWithinSingle';
                             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~  [single]

var array: Array<"literal string"> = [];
var arrayTwo: Array<"literal string" | number> = [];
var arrayThree: Array<"literal string" | "hello world"> = [];
var arrayFour: Array<"literal string" | "hello world" | "foo bar"> = [];
var array: Array<"literal string"> = [];
var arrayTwo: Array<"literal string" & number> = [];
var arrayFour: Array<"literal string" | "hello world" & "foo bar"> = [];

function test<T extends "generic">() {

}

function test<T extends ("generic" & number)>() {

}

const callback = <U extends "generic">() => "hi" as number | string
                                            ~~~~ [double]

var hello: "world";
           ~~~~~~~ [double]
'escaped\'quotemark';
~~~~~~~~~~~~~~~~~~~~ [single]

// "avoid-template" option is not set.
`foo`;
[single]: ' should be `
[double]: " should be `