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Side by Side Diff: test/mjsunit/harmony/module-resolution.js

Issue 1804693002: Remove --harmony-modules flag and let embedder decide when modules are used (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 4 years, 9 months ago
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1 // Copyright 2012 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are
4 // met:
5 //
6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided
11 // with the distribution.
12 // * Neither the name of Google Inc. nor the names of its
13 // contributors may be used to endorse or promote products derived
14 // from this software without specific prior written permission.
15 //
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
28 // Flags: --harmony-modules
29
30 // Test basic module interface inference.
31
32 "use strict";
33
34 print("begin.")
35
36
37 export let x = print("0")
38
39 export module B = A.B
40
41 export module A {
42 export let x = print("1")
43 export let f = function() { return B.x }
44 export module B {
45 module BB = B
46 export BB, x
47 let x = print("2")
48 var y = print("3")
49 let Ax = A.x
50 try { A.y } catch (e) {} // throws
51 let Az = A.z // undefined
52 let Az2 = z // undefined
53 A.g() // hoisted
54 g() // hoisted
55 let ABx = A.B.x
56 let ABy = A.B.y
57 let Bx = B.x
58 let By = B.y
59 let BBx = BB.x
60 let BBy = BB.y
61 let Af = A.f
62 function f(x,y) { return x }
63 }
64 export let y = print("4")
65 export var z = print("4.1")
66 export function g() {}
67 let Ax = A.x
68 let Bx = B.x
69 let ABx = A.B.x
70 module C {
71 export let z = print("5")
72 export module D = B
73 // TODO(rossberg): turn these into proper negative test cases once we have
74 // suitable error messages.
75 // import C.z // multiple declarations
76 import x from B
77 }
78 module D {
79 // TODO(rossberg): Handle import *.
80 // import A.* // invalid forward import
81 }
82 module M {}
83 // TODO(rossberg): Handle import *.
84 // import M.* // invalid forward import
85 let Cz = C.z
86 let CDx = C.D.x
87 }
88
89 export module Imports {
90 module A1 {
91 export module A2 {}
92 }
93 module B {
94 // TODO(rossberg): Handle import *.
95 // import A1.*
96 // import A2.* // unbound variable A2
97 }
98 }
99
100 export module E {
101 export let xx = x
102 export y, B
103 let Bx = B.x
104 // TODO(rossberg): Handle import *.
105 // import A.*
106 module B = A.B
107 let y = A.y
108 }
109
110 export module M1 {
111 export module A2 = M2
112 }
113 export module M2 {
114 export module A1 = M1
115 }
116
117 // TODO(rossberg): turn these into proper negative test cases once we have
118 // suitable error messages.
119 // module W1 = W2.W
120 // module W2 = { export module W = W3 }
121 // module W3 = W1 // cyclic module definition
122
123 // module W1 = W2.W3
124 // module W2 = {
125 // export module W3 = W4
126 // export module W4 = W1
127 // } // cyclic module definition
128
129 // TODO(rossberg): Handle import *.
130 //module M3B = M3.B
131 //export module M3 {
132 // export module B { export let x = "" }
133 // module C1 = { import M3.* }
134 // module C2 = { import M3.B.* }
135 // module C3 = { import M3B.* }
136 // module C4 = { export x import B.* }
137 //// TODO(rossberg): turn these into proper negative test cases once we have
138 //// suitable error messages.
139 //// export module C5 = { import C5.* } // invalid forward import
140 //// export module C6 = { import M3.C6.* } // invalid forward import
141 //}
142
143 export module External at "external.js"
144 export module External1 = External
145 //export module ExternalA = External.A
146 export module InnerExternal {
147 export module E at "external.js"
148 }
149 export module External2 = InnerExternal.E
150 //export let xxx = InnerExternal.E.A.x
151
152 print("end.")
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