pearlite-syn 0.13.0

A syn parser for the Pearlite specification language in Creusot
Documentation
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
#[macro_use]
mod macros;

use pearlite_syn::Term;
use quote::quote;

#[test]
fn test_impl() {
    snapshot!(quote!(false ==> true) as Term, @r###"
    TermImpl {
        hyp: TermLit {
            lit: Lit::Bool {
                value: false,
            },
        },
        eqeq_token: EqEq,
        gt_token: Gt,
        cons: TermLit {
            lit: Lit::Bool {
                value: true,
            },
        },
    }
    "###);
}

#[test]
fn test_final() {
    snapshot!(quote!(^a) as Term, @r###"
    TermFinal {
        final_token: Caret,
        term: TermPath {
            inner: ExprPath {
                attrs: [],
                qself: None,
                path: Path {
                    leading_colon: None,
                    segments: [
                        PathSegment {
                            ident: Ident {
                                sym: a,
                            },
                            arguments: PathArguments::None,
                        },
                    ],
                },
            },
        },
    }
    "###);
}

#[test]
fn test_model() {
    snapshot!(quote!(a@) as Term, @r###"
    TermView {
        term: TermPath {
            inner: ExprPath {
                attrs: [],
                qself: None,
                path: Path {
                    leading_colon: None,
                    segments: [
                        PathSegment {
                            ident: Ident {
                                sym: a,
                            },
                            arguments: PathArguments::None,
                        },
                    ],
                },
            },
        },
        at_token: At,
    }"###);
}

#[test]
fn test_forall() {
    snapshot!(quote!(forall<x: u32> true) as Term, @"
    TermQuant {
        quant_token: Keyword [forall],
        lt_token: Lt,
        args: [
            QuantArg {
                ident: Ident {
                    sym: x,
                },
                ty: Some(
                    (
                        Colon,
                        Type::Path {
                            qself: None,
                            path: Path {
                                leading_colon: None,
                                segments: [
                                    PathSegment {
                                        ident: Ident {
                                            sym: u32,
                                        },
                                        arguments: PathArguments::None,
                                    },
                                ],
                            },
                        },
                    ),
                ),
            },
        ],
        gt_token: Gt,
        term: TermWithTriggers {
            trigger: [],
            term: TermLit {
                lit: Lit::Bool {
                    value: true,
                },
            },
        },
    }
    ");
}

#[test]
fn test_exists() {
    snapshot!(quote!(exists<x: u32> true) as Term, @"
    TermQuant {
        quant_token: Keyword [exists],
        lt_token: Lt,
        args: [
            QuantArg {
                ident: Ident {
                    sym: x,
                },
                ty: Some(
                    (
                        Colon,
                        Type::Path {
                            qself: None,
                            path: Path {
                                leading_colon: None,
                                segments: [
                                    PathSegment {
                                        ident: Ident {
                                            sym: u32,
                                        },
                                        arguments: PathArguments::None,
                                    },
                                ],
                            },
                        },
                    ),
                ),
            },
        ],
        gt_token: Gt,
        term: TermWithTriggers {
            trigger: [],
            term: TermLit {
                lit: Lit::Bool {
                    value: true,
                },
            },
        },
    }
    ");
}

#[test]
fn test_trigger() {
    snapshot!(quote!(forall<x: u32, y: u32> #[trigger(f(x, y))] #[trigger(g(x), g(y))] true) as Term, @"
    TermQuant {
        quant_token: Keyword [forall],
        lt_token: Lt,
        args: [
            QuantArg {
                ident: Ident {
                    sym: x,
                },
                ty: Some(
                    (
                        Colon,
                        Type::Path {
                            qself: None,
                            path: Path {
                                leading_colon: None,
                                segments: [
                                    PathSegment {
                                        ident: Ident {
                                            sym: u32,
                                        },
                                        arguments: PathArguments::None,
                                    },
                                ],
                            },
                        },
                    ),
                ),
            },
            Comma,
            QuantArg {
                ident: Ident {
                    sym: y,
                },
                ty: Some(
                    (
                        Colon,
                        Type::Path {
                            qself: None,
                            path: Path {
                                leading_colon: None,
                                segments: [
                                    PathSegment {
                                        ident: Ident {
                                            sym: u32,
                                        },
                                        arguments: PathArguments::None,
                                    },
                                ],
                            },
                        },
                    ),
                ),
            },
        ],
        gt_token: Gt,
        term: TermWithTriggers {
            trigger: [
                Trigger {
                    pound_token: Pound,
                    bracket_token: Bracket,
                    trigger_token: Keyword [trigger],
                    paren_token: Paren,
                    terms: [
                        TermCall {
                            func: TermPath {
                                inner: ExprPath {
                                    attrs: [],
                                    qself: None,
                                    path: Path {
                                        leading_colon: None,
                                        segments: [
                                            PathSegment {
                                                ident: Ident {
                                                    sym: f,
                                                },
                                                arguments: PathArguments::None,
                                            },
                                        ],
                                    },
                                },
                            },
                            paren_token: Paren,
                            args: [
                                TermPath {
                                    inner: ExprPath {
                                        attrs: [],
                                        qself: None,
                                        path: Path {
                                            leading_colon: None,
                                            segments: [
                                                PathSegment {
                                                    ident: Ident {
                                                        sym: x,
                                                    },
                                                    arguments: PathArguments::None,
                                                },
                                            ],
                                        },
                                    },
                                },
                                Comma,
                                TermPath {
                                    inner: ExprPath {
                                        attrs: [],
                                        qself: None,
                                        path: Path {
                                            leading_colon: None,
                                            segments: [
                                                PathSegment {
                                                    ident: Ident {
                                                        sym: y,
                                                    },
                                                    arguments: PathArguments::None,
                                                },
                                            ],
                                        },
                                    },
                                },
                            ],
                        },
                    ],
                },
                Trigger {
                    pound_token: Pound,
                    bracket_token: Bracket,
                    trigger_token: Keyword [trigger],
                    paren_token: Paren,
                    terms: [
                        TermCall {
                            func: TermPath {
                                inner: ExprPath {
                                    attrs: [],
                                    qself: None,
                                    path: Path {
                                        leading_colon: None,
                                        segments: [
                                            PathSegment {
                                                ident: Ident {
                                                    sym: g,
                                                },
                                                arguments: PathArguments::None,
                                            },
                                        ],
                                    },
                                },
                            },
                            paren_token: Paren,
                            args: [
                                TermPath {
                                    inner: ExprPath {
                                        attrs: [],
                                        qself: None,
                                        path: Path {
                                            leading_colon: None,
                                            segments: [
                                                PathSegment {
                                                    ident: Ident {
                                                        sym: x,
                                                    },
                                                    arguments: PathArguments::None,
                                                },
                                            ],
                                        },
                                    },
                                },
                            ],
                        },
                        Comma,
                        TermCall {
                            func: TermPath {
                                inner: ExprPath {
                                    attrs: [],
                                    qself: None,
                                    path: Path {
                                        leading_colon: None,
                                        segments: [
                                            PathSegment {
                                                ident: Ident {
                                                    sym: g,
                                                },
                                                arguments: PathArguments::None,
                                            },
                                        ],
                                    },
                                },
                            },
                            paren_token: Paren,
                            args: [
                                TermPath {
                                    inner: ExprPath {
                                        attrs: [],
                                        qself: None,
                                        path: Path {
                                            leading_colon: None,
                                            segments: [
                                                PathSegment {
                                                    ident: Ident {
                                                        sym: y,
                                                    },
                                                    arguments: PathArguments::None,
                                                },
                                            ],
                                        },
                                    },
                                },
                            ],
                        },
                    ],
                },
            ],
            term: TermLit {
                lit: Lit::Bool {
                    value: true,
                },
            },
        },
    }
    ");
}

#[test]
fn test_dead() {
    snapshot!(quote!(dead) as Term, @r###"
    TermDead {
        dead_token: Keyword [dead],
    }
    "###);
}

#[test]
fn test_pearlite() {
    snapshot!(quote!(pearlite!{ x }) as Term, @r###"
    TermPearlite {
        pearlite_token: Keyword [pearlite],
        bang_token: Not,
        block: TermBlock {
            brace_token: Brace,
            stmts: [
                Expr(
                    TermPath {
                        inner: ExprPath {
                            attrs: [],
                            qself: None,
                            path: Path {
                                leading_colon: None,
                                segments: [
                                    PathSegment {
                                        ident: Ident {
                                            sym: x,
                                        },
                                        arguments: PathArguments::None,
                                    },
                                ],
                            },
                        },
                    },
                ),
            ],
        },
    }
    "###);
}

#[test]
fn test_match() {
    snapshot!(quote!(match x {
        Some(x) => true,
        None => false
    }) as Term, @r###"
    TermMatch {
        match_token: Match,
        expr: TermPath {
            inner: ExprPath {
                attrs: [],
                qself: None,
                path: Path {
                    leading_colon: None,
                    segments: [
                        PathSegment {
                            ident: Ident {
                                sym: x,
                            },
                            arguments: PathArguments::None,
                        },
                    ],
                },
            },
        },
        brace_token: Brace,
        arms: [
            TermArm {
                pat: Pat::TupleStruct {
                    attrs: [],
                    qself: None,
                    path: Path {
                        leading_colon: None,
                        segments: [
                            PathSegment {
                                ident: Ident {
                                    sym: Some,
                                },
                                arguments: PathArguments::None,
                            },
                        ],
                    },
                    paren_token: Paren,
                    elems: [
                        Pat::Ident {
                            attrs: [],
                            by_ref: None,
                            mutability: None,
                            ident: Ident {
                                sym: x,
                            },
                            subpat: None,
                        },
                    ],
                },
                guard: None,
                fat_arrow_token: FatArrow,
                body: TermLit {
                    lit: Lit::Bool {
                        value: true,
                    },
                },
                comma: Some(
                    Comma,
                ),
            },
            TermArm {
                pat: Pat::Ident {
                    attrs: [],
                    by_ref: None,
                    mutability: None,
                    ident: Ident {
                        sym: None,
                    },
                    subpat: None,
                },
                guard: None,
                fat_arrow_token: FatArrow,
                body: TermLit {
                    lit: Lit::Bool {
                        value: false,
                    },
                },
                comma: None,
            },
        ],
    }
    "###);
}