TypeScript/tests/cases/compiler/importDecl.ts

// @module: commonjs
// @declaration: true
// @Filename: importDecl_require.ts
export class d {
    foo: string;
}
export var x: d;
export function foo(): d { return null; }

// @Filename: importDecl_require1.ts
export class d {
    bar: string;
}
var x: d;
export function foo(): d { return null; }

// @Filename: importDecl_require2.ts
export class d {
    baz: string;
}
export var x: d;
export function foo(): d { return null; }

// @Filename: importDecl_require3.ts
export class d {
    bing: string;
}
export var x: d;
export function foo(): d { return null; }

// @Filename: importDecl_require4.ts
import m4 = require("./importDecl_require");
export function foo2(): m4.d { return null; }

// @Filename: importDecl_1.ts
///<reference path='importDecl_require.ts'/>
///<reference path='importDecl_require1.ts'/>
///<reference path='importDecl_require2.ts'/>
///<reference path='importDecl_require3.ts'/>
///<reference path='importDecl_require4.ts'/>
import m4 = require("./importDecl_require"); // Emit used
export var x4 = m4.x;
export var d4 = m4.d;
export var f4 = m4.foo();

export module m1 {
    export var x2 = m4.x;
    export var d2 = m4.d;
    export var f2 = m4.foo();

    var x3 = m4.x;
    var d3 = m4.d;
    var f3 = m4.foo();
}

//Emit global only usage
import glo_m4 = require("./importDecl_require1");
export var useGlo_m4_d4 = glo_m4.d;
export var useGlo_m4_f4 = glo_m4.foo();

//Emit even when used just in function type
import fncOnly_m4 = require("./importDecl_require2");
export var useFncOnly_m4_f4 = fncOnly_m4.foo();

// only used privately no need to emit
import private_m4 = require("./importDecl_require3");
export module usePrivate_m4_m1 {
    var x3 = private_m4.x;
    var d3 = private_m4.d;
    var f3 = private_m4.foo();
}

// Do not emit unused import
import m5 = require("./importDecl_require4");
export var d = m5.foo2();

// Do not emit multiple used import statements
import multiImport_m4 = require("./importDecl_require"); // Emit used
export var useMultiImport_m4_x4 = multiImport_m4.x;
export var useMultiImport_m4_d4 = multiImport_m4.d;
export var useMultiImport_m4_f4 = multiImport_m4.foo();