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ZalatharZalathar
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coverage: Extract executor::block_on from several async coverage tests
By moving `block_on` to an auxiliary crate, we avoid having to keep a separate copy of it in every async test.
1 parent d678b81 commit c629521

13 files changed

+117
-217
lines changed

‎tests/coverage/async.cov-map‎

Lines changed: 50 additions & 50 deletions
Original file line numberDiff line numberDiff line change
@@ -1,103 +1,103 @@
11
Function name: async::c
2-
Raw bytes (9): 0x[01, 01, 00, 01, 01, 09, 01, 00, 19]
2+
Raw bytes (9): 0x[01, 01, 00, 01, 01, 0c, 01, 00, 19]
33
Number of files: 1
44
- file 0 => global file 1
55
Number of expressions: 0
66
Number of file 0 mappings: 1
7-
- Code(Counter(0)) at (prev + 9, 1) to (start + 0, 25)
7+
- Code(Counter(0)) at (prev + 12, 1) to (start + 0, 25)
88

99
Function name: async::c::{closure#0}
10-
Raw bytes (26): 0x[01, 01, 01, 01, 05, 04, 01, 09, 19, 01, 0e, 05, 02, 09, 00, 0a, 02, 02, 09, 00, 0a, 01, 02, 01, 00, 02]
10+
Raw bytes (26): 0x[01, 01, 01, 01, 05, 04, 01, 0c, 19, 01, 0e, 05, 02, 09, 00, 0a, 02, 02, 09, 00, 0a, 01, 02, 01, 00, 02]
1111
Number of files: 1
1212
- file 0 => global file 1
1313
Number of expressions: 1
1414
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
1515
Number of file 0 mappings: 4
16-
- Code(Counter(0)) at (prev + 9, 25) to (start + 1, 14)
16+
- Code(Counter(0)) at (prev + 12, 25) to (start + 1, 14)
1717
- Code(Counter(1)) at (prev + 2, 9) to (start + 0, 10)
1818
- Code(Expression(0, Sub)) at (prev + 2, 9) to (start + 0, 10)
1919
= (c0 - c1)
2020
- Code(Counter(0)) at (prev + 2, 1) to (start + 0, 2)
2121

2222
Function name: async::d
23-
Raw bytes (9): 0x[01, 01, 00, 01, 01, 11, 01, 00, 14]
23+
Raw bytes (9): 0x[01, 01, 00, 01, 01, 14, 01, 00, 14]
2424
Number of files: 1
2525
- file 0 => global file 1
2626
Number of expressions: 0
2727
Number of file 0 mappings: 1
28-
- Code(Counter(0)) at (prev + 17, 1) to (start + 0, 20)
28+
- Code(Counter(0)) at (prev + 20, 1) to (start + 0, 20)
2929

3030
Function name: async::d::{closure#0}
31-
Raw bytes (9): 0x[01, 01, 00, 01, 01, 11, 14, 00, 19]
31+
Raw bytes (9): 0x[01, 01, 00, 01, 01, 14, 14, 00, 19]
3232
Number of files: 1
3333
- file 0 => global file 1
3434
Number of expressions: 0
3535
Number of file 0 mappings: 1
36-
- Code(Counter(0)) at (prev + 17, 20) to (start + 0, 25)
36+
- Code(Counter(0)) at (prev + 20, 20) to (start + 0, 25)
3737

3838
Function name: async::e (unused)
39-
Raw bytes (9): 0x[01, 01, 00, 01, 00, 13, 01, 00, 14]
39+
Raw bytes (9): 0x[01, 01, 00, 01, 00, 16, 01, 00, 14]
4040
Number of files: 1
4141
- file 0 => global file 1
4242
Number of expressions: 0
4343
Number of file 0 mappings: 1
44-
- Code(Zero) at (prev + 19, 1) to (start + 0, 20)
44+
- Code(Zero) at (prev + 22, 1) to (start + 0, 20)
4545

4646
Function name: async::e::{closure#0} (unused)
47-
Raw bytes (9): 0x[01, 01, 00, 01, 00, 13, 14, 00, 19]
47+
Raw bytes (9): 0x[01, 01, 00, 01, 00, 16, 14, 00, 19]
4848
Number of files: 1
4949
- file 0 => global file 1
5050
Number of expressions: 0
5151
Number of file 0 mappings: 1
52-
- Code(Zero) at (prev + 19, 20) to (start + 0, 25)
52+
- Code(Zero) at (prev + 22, 20) to (start + 0, 25)
5353

5454
Function name: async::f
55-
Raw bytes (9): 0x[01, 01, 00, 01, 01, 15, 01, 00, 14]
55+
Raw bytes (9): 0x[01, 01, 00, 01, 01, 18, 01, 00, 14]
5656
Number of files: 1
5757
- file 0 => global file 1
5858
Number of expressions: 0
5959
Number of file 0 mappings: 1
60-
- Code(Counter(0)) at (prev + 21, 1) to (start + 0, 20)
60+
- Code(Counter(0)) at (prev + 24, 1) to (start + 0, 20)
6161

6262
Function name: async::f::{closure#0}
63-
Raw bytes (9): 0x[01, 01, 00, 01, 01, 15, 14, 00, 19]
63+
Raw bytes (9): 0x[01, 01, 00, 01, 01, 18, 14, 00, 19]
6464
Number of files: 1
6565
- file 0 => global file 1
6666
Number of expressions: 0
6767
Number of file 0 mappings: 1
68-
- Code(Counter(0)) at (prev + 21, 20) to (start + 0, 25)
68+
- Code(Counter(0)) at (prev + 24, 20) to (start + 0, 25)
6969

7070
Function name: async::foo (unused)
71-
Raw bytes (9): 0x[01, 01, 00, 01, 00, 17, 01, 00, 1e]
71+
Raw bytes (9): 0x[01, 01, 00, 01, 00, 1a, 01, 00, 1e]
7272
Number of files: 1
7373
- file 0 => global file 1
7474
Number of expressions: 0
7575
Number of file 0 mappings: 1
76-
- Code(Zero) at (prev + 23, 1) to (start + 0, 30)
76+
- Code(Zero) at (prev + 26, 1) to (start + 0, 30)
7777

7878
Function name: async::foo::{closure#0} (unused)
79-
Raw bytes (9): 0x[01, 01, 00, 01, 00, 17, 1e, 00, 2d]
79+
Raw bytes (9): 0x[01, 01, 00, 01, 00, 1a, 1e, 00, 2d]
8080
Number of files: 1
8181
- file 0 => global file 1
8282
Number of expressions: 0
8383
Number of file 0 mappings: 1
84-
- Code(Zero) at (prev + 23, 30) to (start + 0, 45)
84+
- Code(Zero) at (prev + 26, 30) to (start + 0, 45)
8585

8686
Function name: async::g
87-
Raw bytes (9): 0x[01, 01, 00, 01, 01, 19, 01, 00, 17]
87+
Raw bytes (9): 0x[01, 01, 00, 01, 01, 1c, 01, 00, 17]
8888
Number of files: 1
8989
- file 0 => global file 1
9090
Number of expressions: 0
9191
Number of file 0 mappings: 1
92-
- Code(Counter(0)) at (prev + 25, 1) to (start + 0, 23)
92+
- Code(Counter(0)) at (prev + 28, 1) to (start + 0, 23)
9393

9494
Function name: async::g::{closure#0} (unused)
95-
Raw bytes (69): 0x[01, 01, 00, 0d, 00, 19, 17, 01, 0c, 00, 02, 09, 00, 0a, 00, 00, 0e, 00, 11, 00, 00, 12, 00, 17, 00, 00, 1b, 00, 1c, 00, 00, 20, 00, 22, 00, 01, 09, 00, 0a, 00, 00, 0e, 00, 11, 00, 00, 12, 00, 17, 00, 00, 1b, 00, 1c, 00, 00, 20, 00, 22, 00, 01, 0e, 00, 10, 00, 02, 01, 00, 02]
95+
Raw bytes (69): 0x[01, 01, 00, 0d, 00, 1c, 17, 01, 0c, 00, 02, 09, 00, 0a, 00, 00, 0e, 00, 11, 00, 00, 12, 00, 17, 00, 00, 1b, 00, 1c, 00, 00, 20, 00, 22, 00, 01, 09, 00, 0a, 00, 00, 0e, 00, 11, 00, 00, 12, 00, 17, 00, 00, 1b, 00, 1c, 00, 00, 20, 00, 22, 00, 01, 0e, 00, 10, 00, 02, 01, 00, 02]
9696
Number of files: 1
9797
- file 0 => global file 1
9898
Number of expressions: 0
9999
Number of file 0 mappings: 13
100-
- Code(Zero) at (prev + 25, 23) to (start + 1, 12)
100+
- Code(Zero) at (prev + 28, 23) to (start + 1, 12)
101101
- Code(Zero) at (prev + 2, 9) to (start + 0, 10)
102102
- Code(Zero) at (prev + 0, 14) to (start + 0, 17)
103103
- Code(Zero) at (prev + 0, 18) to (start + 0, 23)
@@ -112,20 +112,20 @@ Number of file 0 mappings: 13
112112
- Code(Zero) at (prev + 2, 1) to (start + 0, 2)
113113

114114
Function name: async::h
115-
Raw bytes (9): 0x[01, 01, 00, 01, 01, 21, 01, 00, 16]
115+
Raw bytes (9): 0x[01, 01, 00, 01, 01, 24, 01, 00, 16]
116116
Number of files: 1
117117
- file 0 => global file 1
118118
Number of expressions: 0
119119
Number of file 0 mappings: 1
120-
- Code(Counter(0)) at (prev + 33, 1) to (start + 0, 22)
120+
- Code(Counter(0)) at (prev + 36, 1) to (start + 0, 22)
121121

122122
Function name: async::h::{closure#0} (unused)
123-
Raw bytes (44): 0x[01, 01, 00, 08, 00, 21, 16, 03, 0c, 00, 04, 09, 00, 0a, 00, 00, 0e, 00, 13, 00, 00, 14, 00, 19, 00, 00, 1a, 00, 1b, 00, 00, 20, 00, 22, 00, 01, 0e, 00, 10, 00, 02, 01, 00, 02]
123+
Raw bytes (44): 0x[01, 01, 00, 08, 00, 24, 16, 03, 0c, 00, 04, 09, 00, 0a, 00, 00, 0e, 00, 13, 00, 00, 14, 00, 19, 00, 00, 1a, 00, 1b, 00, 00, 20, 00, 22, 00, 01, 0e, 00, 10, 00, 02, 01, 00, 02]
124124
Number of files: 1
125125
- file 0 => global file 1
126126
Number of expressions: 0
127127
Number of file 0 mappings: 8
128-
- Code(Zero) at (prev + 33, 22) to (start + 3, 12)
128+
- Code(Zero) at (prev + 36, 22) to (start + 3, 12)
129129
- Code(Zero) at (prev + 4, 9) to (start + 0, 10)
130130
- Code(Zero) at (prev + 0, 14) to (start + 0, 19)
131131
- Code(Zero) at (prev + 0, 20) to (start + 0, 25)
@@ -135,22 +135,22 @@ Number of file 0 mappings: 8
135135
- Code(Zero) at (prev + 2, 1) to (start + 0, 2)
136136

137137
Function name: async::i
138-
Raw bytes (9): 0x[01, 01, 00, 01, 01, 2a, 01, 00, 13]
138+
Raw bytes (9): 0x[01, 01, 00, 01, 01, 2d, 01, 00, 13]
139139
Number of files: 1
140140
- file 0 => global file 1
141141
Number of expressions: 0
142142
Number of file 0 mappings: 1
143-
- Code(Counter(0)) at (prev + 42, 1) to (start + 0, 19)
143+
- Code(Counter(0)) at (prev + 45, 1) to (start + 0, 19)
144144

145145
Function name: async::i::{closure#0}
146-
Raw bytes (78): 0x[01, 01, 02, 07, 21, 19, 1d, 0e, 01, 2a, 13, 04, 0c, 0d, 05, 09, 00, 0a, 01, 00, 0e, 00, 12, 05, 00, 13, 00, 18, 09, 00, 1c, 00, 21, 0d, 00, 27, 00, 2a, 15, 00, 2b, 00, 30, 1d, 01, 09, 00, 0a, 11, 00, 0e, 00, 11, 25, 00, 12, 00, 17, 29, 00, 1b, 00, 20, 1d, 00, 24, 00, 26, 21, 01, 0e, 00, 10, 03, 02, 01, 00, 02]
146+
Raw bytes (78): 0x[01, 01, 02, 07, 21, 19, 1d, 0e, 01, 2d, 13, 04, 0c, 0d, 05, 09, 00, 0a, 01, 00, 0e, 00, 12, 05, 00, 13, 00, 18, 09, 00, 1c, 00, 21, 0d, 00, 27, 00, 2a, 15, 00, 2b, 00, 30, 1d, 01, 09, 00, 0a, 11, 00, 0e, 00, 11, 25, 00, 12, 00, 17, 29, 00, 1b, 00, 20, 1d, 00, 24, 00, 26, 21, 01, 0e, 00, 10, 03, 02, 01, 00, 02]
147147
Number of files: 1
148148
- file 0 => global file 1
149149
Number of expressions: 2
150150
- expression 0 operands: lhs = Expression(1, Add), rhs = Counter(8)
151151
- expression 1 operands: lhs = Counter(6), rhs = Counter(7)
152152
Number of file 0 mappings: 14
153-
- Code(Counter(0)) at (prev + 42, 19) to (start + 4, 12)
153+
- Code(Counter(0)) at (prev + 45, 19) to (start + 4, 12)
154154
- Code(Counter(3)) at (prev + 5, 9) to (start + 0, 10)
155155
- Code(Counter(0)) at (prev + 0, 14) to (start + 0, 18)
156156
- Code(Counter(1)) at (prev + 0, 19) to (start + 0, 24)
@@ -167,14 +167,14 @@ Number of file 0 mappings: 14
167167
= ((c6 + c7) + c8)
168168

169169
Function name: async::j
170-
Raw bytes (58): 0x[01, 01, 02, 07, 0d, 05, 09, 0a, 01, 35, 01, 00, 0d, 01, 0b, 0b, 00, 0c, 05, 01, 09, 00, 0a, 01, 00, 0e, 00, 1b, 05, 00, 1f, 00, 27, 09, 01, 09, 00, 0a, 11, 00, 0e, 00, 1a, 09, 00, 1e, 00, 20, 0d, 01, 0e, 00, 10, 03, 02, 01, 00, 02]
170+
Raw bytes (58): 0x[01, 01, 02, 07, 0d, 05, 09, 0a, 01, 38, 01, 00, 0d, 01, 0b, 0b, 00, 0c, 05, 01, 09, 00, 0a, 01, 00, 0e, 00, 1b, 05, 00, 1f, 00, 27, 09, 01, 09, 00, 0a, 11, 00, 0e, 00, 1a, 09, 00, 1e, 00, 20, 0d, 01, 0e, 00, 10, 03, 02, 01, 00, 02]
171171
Number of files: 1
172172
- file 0 => global file 1
173173
Number of expressions: 2
174174
- expression 0 operands: lhs = Expression(1, Add), rhs = Counter(3)
175175
- expression 1 operands: lhs = Counter(1), rhs = Counter(2)
176176
Number of file 0 mappings: 10
177-
- Code(Counter(0)) at (prev + 53, 1) to (start + 0, 13)
177+
- Code(Counter(0)) at (prev + 56, 1) to (start + 0, 13)
178178
- Code(Counter(0)) at (prev + 11, 11) to (start + 0, 12)
179179
- Code(Counter(1)) at (prev + 1, 9) to (start + 0, 10)
180180
- Code(Counter(0)) at (prev + 0, 14) to (start + 0, 27)
@@ -187,48 +187,48 @@ Number of file 0 mappings: 10
187187
= ((c1 + c2) + c3)
188188

189189
Function name: async::j::c
190-
Raw bytes (26): 0x[01, 01, 01, 01, 05, 04, 01, 37, 05, 01, 12, 05, 02, 0d, 00, 0e, 02, 02, 0d, 00, 0e, 01, 02, 05, 00, 06]
190+
Raw bytes (26): 0x[01, 01, 01, 01, 05, 04, 01, 3a, 05, 01, 12, 05, 02, 0d, 00, 0e, 02, 02, 0d, 00, 0e, 01, 02, 05, 00, 06]
191191
Number of files: 1
192192
- file 0 => global file 1
193193
Number of expressions: 1
194194
- expression 0 operands: lhs = Counter(0), rhs = Counter(1)
195195
Number of file 0 mappings: 4
196-
- Code(Counter(0)) at (prev + 55, 5) to (start + 1, 18)
196+
- Code(Counter(0)) at (prev + 58, 5) to (start + 1, 18)
197197
- Code(Counter(1)) at (prev + 2, 13) to (start + 0, 14)
198198
- Code(Expression(0, Sub)) at (prev + 2, 13) to (start + 0, 14)
199199
= (c0 - c1)
200200
- Code(Counter(0)) at (prev + 2, 5) to (start + 0, 6)
201201

202202
Function name: async::j::d
203-
Raw bytes (9): 0x[01, 01, 00, 01, 01, 3e, 05, 00, 17]
203+
Raw bytes (9): 0x[01, 01, 00, 01, 01, 41, 05, 00, 17]
204204
Number of files: 1
205205
- file 0 => global file 1
206206
Number of expressions: 0
207207
Number of file 0 mappings: 1
208-
- Code(Counter(0)) at (prev + 62, 5) to (start + 0, 23)
208+
- Code(Counter(0)) at (prev + 65, 5) to (start + 0, 23)
209209

210210
Function name: async::j::f
211-
Raw bytes (9): 0x[01, 01, 00, 01, 01, 3f, 05, 00, 17]
211+
Raw bytes (9): 0x[01, 01, 00, 01, 01, 42, 05, 00, 17]
212212
Number of files: 1
213213
- file 0 => global file 1
214214
Number of expressions: 0
215215
Number of file 0 mappings: 1
216-
- Code(Counter(0)) at (prev + 63, 5) to (start + 0, 23)
216+
- Code(Counter(0)) at (prev + 66, 5) to (start + 0, 23)
217217

218218
Function name: async::k (unused)
219-
Raw bytes (29): 0x[01, 01, 00, 05, 00, 47, 01, 01, 0c, 00, 02, 0e, 00, 10, 00, 01, 0e, 00, 10, 00, 01, 0e, 00, 10, 00, 02, 01, 00, 02]
219+
Raw bytes (29): 0x[01, 01, 00, 05, 00, 4a, 01, 01, 0c, 00, 02, 0e, 00, 10, 00, 01, 0e, 00, 10, 00, 01, 0e, 00, 10, 00, 02, 01, 00, 02]
220220
Number of files: 1
221221
- file 0 => global file 1
222222
Number of expressions: 0
223223
Number of file 0 mappings: 5
224-
- Code(Zero) at (prev + 71, 1) to (start + 1, 12)
224+
- Code(Zero) at (prev + 74, 1) to (start + 1, 12)
225225
- Code(Zero) at (prev + 2, 14) to (start + 0, 16)
226226
- Code(Zero) at (prev + 1, 14) to (start + 0, 16)
227227
- Code(Zero) at (prev + 1, 14) to (start + 0, 16)
228228
- Code(Zero) at (prev + 2, 1) to (start + 0, 2)
229229

230230
Function name: async::l
231-
Raw bytes (37): 0x[01, 01, 04, 01, 07, 05, 09, 0f, 02, 09, 05, 05, 01, 4f, 01, 01, 0c, 02, 02, 0e, 00, 10, 05, 01, 0e, 00, 10, 09, 01, 0e, 00, 10, 0b, 02, 01, 00, 02]
231+
Raw bytes (37): 0x[01, 01, 04, 01, 07, 05, 09, 0f, 02, 09, 05, 05, 01, 52, 01, 01, 0c, 02, 02, 0e, 00, 10, 05, 01, 0e, 00, 10, 09, 01, 0e, 00, 10, 0b, 02, 01, 00, 02]
232232
Number of files: 1
233233
- file 0 => global file 1
234234
Number of expressions: 4
@@ -237,7 +237,7 @@ Number of expressions: 4
237237
- expression 2 operands: lhs = Expression(3, Add), rhs = Expression(0, Sub)
238238
- expression 3 operands: lhs = Counter(2), rhs = Counter(1)
239239
Number of file 0 mappings: 5
240-
- Code(Counter(0)) at (prev + 79, 1) to (start + 1, 12)
240+
- Code(Counter(0)) at (prev + 82, 1) to (start + 1, 12)
241241
- Code(Expression(0, Sub)) at (prev + 2, 14) to (start + 0, 16)
242242
= (c0 - (c1 + c2))
243243
- Code(Counter(1)) at (prev + 1, 14) to (start + 0, 16)
@@ -246,26 +246,26 @@ Number of file 0 mappings: 5
246246
= ((c2 + c1) + (c0 - (c1 + c2)))
247247

248248
Function name: async::m
249-
Raw bytes (9): 0x[01, 01, 00, 01, 01, 57, 01, 00, 19]
249+
Raw bytes (9): 0x[01, 01, 00, 01, 01, 5a, 01, 00, 19]
250250
Number of files: 1
251251
- file 0 => global file 1
252252
Number of expressions: 0
253253
Number of file 0 mappings: 1
254-
- Code(Counter(0)) at (prev + 87, 1) to (start + 0, 25)
254+
- Code(Counter(0)) at (prev + 90, 1) to (start + 0, 25)
255255

256256
Function name: async::m::{closure#0} (unused)
257-
Raw bytes (9): 0x[01, 01, 00, 01, 00, 57, 19, 00, 22]
257+
Raw bytes (9): 0x[01, 01, 00, 01, 00, 5a, 19, 00, 22]
258258
Number of files: 1
259259
- file 0 => global file 1
260260
Number of expressions: 0
261261
Number of file 0 mappings: 1
262-
- Code(Zero) at (prev + 87, 25) to (start + 0, 34)
262+
- Code(Zero) at (prev + 90, 25) to (start + 0, 34)
263263

264264
Function name: async::main
265-
Raw bytes (9): 0x[01, 01, 00, 01, 01, 59, 01, 08, 02]
265+
Raw bytes (9): 0x[01, 01, 00, 01, 01, 5c, 01, 08, 02]
266266
Number of files: 1
267267
- file 0 => global file 1
268268
Number of expressions: 0
269269
Number of file 0 mappings: 1
270-
- Code(Counter(0)) at (prev + 89, 1) to (start + 8, 2)
270+
- Code(Counter(0)) at (prev + 92, 1) to (start + 8, 2)
271271

‎tests/coverage/async.coverage‎

Lines changed: 3 additions & 18 deletions
Original file line numberDiff line numberDiff line change
@@ -6,6 +6,9 @@
66
LL| |//@ edition: 2018
77
LL| |//@ compile-flags: -Copt-level=1
88
LL| |
9+
LL| |//@ aux-build: executor.rs
10+
LL| |extern crate executor;
11+
LL| |
912
LL| 1|async fn c(x: u8) -> u8 {
1013
LL| 1| if x == 8 {
1114
LL| 1| 1
@@ -100,22 +103,4 @@
100103
LL| 1| let _ = m(5);
101104
LL| 1| executor::block_on(future.as_mut());
102105
LL| 1|}
103-
LL| |
104-
LL| |mod executor {
105-
LL| | use core::future::Future;
106-
LL| | use core::pin::pin;
107-
LL| | use core::task::{Context, Poll, Waker};
108-
LL| |
109-
LL| | #[coverage(off)]
110-
LL| | pub fn block_on<F: Future>(mut future: F) -> F::Output {
111-
LL| | let mut future = pin!(future);
112-
LL| | let mut context = Context::from_waker(Waker::noop());
113-
LL| |
114-
LL| | loop {
115-
LL| | if let Poll::Ready(val) = future.as_mut().poll(&mut context) {
116-
LL| | break val;
117-
LL| | }
118-
LL| | }
119-
LL| | }
120-
LL| |}
121106

‎tests/coverage/async.rs‎

Lines changed: 3 additions & 18 deletions
Original file line numberDiff line numberDiff line change
@@ -6,6 +6,9 @@
66
//@ edition: 2018
77
//@ compile-flags: -Copt-level=1
88

9+
//@ aux-build: executor.rs
10+
extern crate executor;
11+
912
async fn c(x: u8) -> u8 {
1013
if x == 8 {
1114
1
@@ -95,21 +98,3 @@ fn main() {
9598
let _ = m(5);
9699
executor::block_on(future.as_mut());
97100
}
98-
99-
mod executor {
100-
use core::future::Future;
101-
use core::pin::pin;
102-
use core::task::{Context, Poll, Waker};
103-
104-
#[coverage(off)]
105-
pub fn block_on<F: Future>(mut future: F) -> F::Output {
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let mut future = pin!(future);
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let mut context = Context::from_waker(Waker::noop());
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loop {
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if let Poll::Ready(val) = future.as_mut().poll(&mut context) {
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break val;
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}
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}
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}
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}

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