nandi.uk
Fork of daniellemaywood.uk/gleam — Wasm codegen work
1// SPDX-License-Identifier: Apache-2.0
2// SPDX-FileCopyrightText: 2022 The Gleam contributors
3
4use crate::{assert_format, assert_format_rewrite};
5
6#[test]
7fn use_1() {
8 assert_format!(
9 r#"pub fn main() {
10 use <- benchmark("thingy")
11 todo
12}
13"#
14 );
15}
16
17#[test]
18fn use_2() {
19 assert_format!(
20 r#"pub fn main() {
21 use user <- login()
22 todo
23}
24"#
25 );
26}
27
28#[test]
29fn use_3() {
30 assert_format!(
31 r#"pub fn main() {
32 use one, two, three, four <- get_multiple_things()
33 todo
34}
35"#
36 );
37}
38
39#[test]
40fn use_4() {
41 assert_format!(
42 r#"pub fn main() {
43 use
44 one,
45 two,
46 three,
47 four,
48 five,
49 six,
50 seven,
51 eight,
52 nine,
53 ten,
54 eleven,
55 twelve,
56 thirteen
57 <- get_multiple_things_with_a_longer_function
58 todo
59}
60"#
61 );
62}
63
64#[test]
65fn use_5() {
66 assert_format!(
67 r#"pub fn main() {
68 use
69 one,
70 two,
71 three,
72 four,
73 five,
74 six,
75 seven,
76 eight,
77 nine,
78 ten,
79 eleven,
80 twelve,
81 thirteen
82 <- get_multiple_things_with_a_longer_function(a, b, c, d)
83 todo
84}
85"#
86 );
87}
88
89#[test]
90fn use_6() {
91 assert_format!(
92 r#"pub fn main() {
93 use
94 one,
95 two,
96 three,
97 four,
98 five,
99 six,
100 seven,
101 eight,
102 nine,
103 ten,
104 eleven,
105 twelve,
106 thirteen
107 <- get_multiple_things_with_a_longer_function(
108 "one",
109 "two",
110 "three",
111 "four",
112 "five",
113 "six",
114 "seven",
115 "eight",
116 )
117 todo
118}
119"#
120 );
121}
122
123#[test]
124fn pipe_call() {
125 assert_format!(
126 r#"pub fn main() {
127 use <-
128 a
129 |> b
130 c
131}
132"#
133 );
134}
135
136#[test]
137fn use_pipe_everything() {
138 assert_format!(
139 r#"pub fn main() {
140 {
141 use <- a
142 todo
143 }
144 |> b
145 c
146}
147"#
148 );
149}
150
151#[test]
152fn long_right_hand_side_0_arguments() {
153 assert_format!(
154 r#"pub fn main() {
155 use <- some_really_long_function_call(
156 "one",
157 "two",
158 "three",
159 "four",
160 "five",
161 "six",
162 "seven",
163 "eight",
164 )
165 todo
166}
167"#
168 );
169}
170
171#[test]
172fn long_right_hand_side_1_argument() {
173 assert_format!(
174 r#"pub fn main() {
175 use x <- some_really_long_function_call(
176 "one",
177 "two",
178 "three",
179 "four",
180 "five",
181 "six",
182 "seven",
183 "eight",
184 )
185 todo
186}
187"#
188 );
189}
190
191#[test]
192fn long_right_hand_side_2_arguments() {
193 assert_format!(
194 r#"pub fn main() {
195 use x, y <- some_really_long_function_call(
196 "one",
197 "two",
198 "three",
199 "four",
200 "five",
201 "six",
202 "seven",
203 "eight",
204 )
205 todo
206}
207"#
208 );
209}
210
211#[test]
212fn arity_1_var_call() {
213 assert_format!(
214 r#"pub fn main() {
215 use x, y <- await(
216 file.read()
217 |> promise.map(something),
218 )
219 todo
220}
221"#
222 );
223}
224
225#[test]
226fn arity_1_access_call() {
227 assert_format!(
228 r#"pub fn main() {
229 use x, y <- promise.await(
230 file.read()
231 |> promise.map(something),
232 )
233 todo
234}
235"#
236 );
237}
238
239#[test]
240fn patterns() {
241 assert_format!(
242 r#"pub fn main() {
243 use Box(x) <- apply(Box(1))
244 x
245}
246"#
247 );
248}
249
250#[test]
251fn patterns_with_annotation() {
252 assert_format!(
253 r#"pub fn main() {
254 use Box(x): Box(Int) <- apply(Box(1))
255 x
256}
257"#
258 );
259}
260
261#[test]
262fn long_patterns() {
263 assert_format!(
264 r#"pub fn main() {
265 use
266 Box(
267 xxxxxxxxxxxxxxxxxxxxxxx,
268 yyyyyyyyyyyyyyyyyyyyyyyyyyy,
269 zzzzzzzzzzzzzzzzzzzzzzzzzzzz,
270 )
271 <- apply(Box(1))
272 x
273}
274"#
275 );
276}
277
278#[test]
279fn multiple_long_patterns() {
280 assert_format!(
281 r#"pub fn main() {
282 use
283 Box(
284 xxxxxxxxxxxxxxxxxxxxxxx,
285 yyyyyyyyyyyyyyyyyyyyyyyyyyy,
286 zzzzzzzzzzzzzzzzzzzzzzzzzzzz,
287 ),
288 Box(_),
289 Box(_),
290 Box(_)
291 <- apply(Box(1))
292 x
293}
294"#
295 );
296}
297
298#[test]
299fn multiple_long_patterns_with_annotations() {
300 assert_format!(
301 r#"pub fn main() {
302 use
303 Box(
304 xxxxxxxxxxxxxxxxxxxxxxx,
305 yyyyyyyyyyyyyyyyyyyyyyyyyyy,
306 zzzzzzzzzzzzzzzzzzzzzzzzzzzz,
307 ): Box(Int, Bool, String),
308 Box(_)
309 <- apply(Box(1))
310 x
311}
312"#
313 );
314}
315
316#[test]
317fn multiple_long_annotations() {
318 assert_format!(
319 r#"pub fn main() {
320 use
321 Box(_, _): Box(
322 Xxzxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx,
323 Yyyyyyyyyyyyyyyyyyyyyyyy,
324 ),
325 Box(_)
326 <- apply(Box(1))
327 x
328}
329"#
330 );
331}
332
333// https://github.com/gleam-lang/gleam/issues/2114
334#[test]
335fn comment() {
336 assert_format!(
337 r#"fn main() {
338 // comment
339 use x <- result.then(y)
340 todo
341}
342"#
343 );
344}
345
346// https://github.com/gleam-lang/gleam/issues/3605
347#[test]
348fn use_with_empty_callback_body_is_rewritten_to_have_a_todo() {
349 assert_format_rewrite!(
350 r#"fn main() {
351 use wibble, wobble <- woo
352}
353"#,
354 r#"fn main() {
355 use wibble, wobble <- woo
356 todo
357}
358"#
359 );
360}