@@ -1,39 +1,18 @@
11use core::panic;
2−use murmur3::murmur3_32;
32use num_integer::Integer;
43use std::{
5− borrow::Borrow,
4+ cmp::Ordering,
65 collections::BTreeMap,
76 iter::{once, repeat_n, zip},
87 rc::Rc,
98};
109
1110use crate::{
12− interpreter::{slam_pulled_gate, InterpreterContext, TTanks, EMPTY_TANKS},
13− noun::{self, cell, AsNoun, Atom, Edge, Hair, Nail, Noun},
11+ interpreter::{slam, InterpreterContext},
12+ noun::{self, cell, Atom, Bite, Noun},
1413};
1514
16−fn traverse_iter_result<E: Clone, T: Clone, I: Iterator<Item = Result<T, E>>>(
17− xs: I,
18−) -> Result<Vec<T>, E> {
19− let mut target: Vec<T> = Vec::new();
20−
21− for x in xs {
22− target.push(x.clone()?)
23− }
24−
25− Ok(target)
26−}
27−
2815pub type Jets = BTreeMap<noun::Hash, Jet>;
29−pub type DoubleJets = BTreeMap<noun::Hash, DoubleJet>;
30−
31−pub fn generate_double_jets() -> DoubleJets {
32− BTreeMap::from([
33− (210326504639957723220404138306543145797, JUST),
34− // (255213039400865122956425872354360738044, STIR),
35− ])
36−}
3716
3817pub fn generate_jets() -> Jets {
3918 BTreeMap::from([
@@ -75,7 +54,7 @@ pub fn generate_jets() -> Jets {
7554 (288515703007942177334798811660651439897, SNAG),
7655 (322006565952434408151902864454572452802, SNIP),
7756 (290837622185731774795798043954046795930, SNOC),
78− // (255402796382159268271460433298209603428, SORT),
57+ (255402796382159268271460433298209603428, SORT),
7958 (10111398404342329752608067595798409804, SPIN),
8059 (209194119090564757355985847956576215234, SPUN),
8160 (103985097318911737222583881947453560061, TURN),
@@ -91,80 +70,43 @@ pub fn generate_jets() -> Jets {
9170 (184331043431916214773639930303095454137, FIL),
9271 (104452959965816676316166435675758878521, LSH),
9372 (84358434946425438379820219100952030132, RSH),
94− (49642221456321333759873032692286222867, RAP),
95− (92956425869648916777812729456192604084, REP),
96− (302196507237993702819920888576650809366, REV),
97− (111192034817574564051316537756194881830, RIP),
98− (194882429025651072335997865399571359986, RUN),
99− (52890757765966568893620799383929397067, RUT),
100− (189837220965666741450798472864087835815, SEW),
101− (122271149828189266412416527758198690539, SWP),
102− (315388312266248574424227833154020891850, XEB),
103− (26880808488368366377851132561579207892, CON),
104− (311027486926441687148059942599447850754, DIS),
105− (330927609077697663248483044495963838437, MIX),
106− (39579736615539990724554083585557839000, NOT),
107− (3482046397915506566435874021936376320, LAST),
108− (124976064672625230427889101290245200507, TRIP),
109− (4078279288073906183633157465551067635, MUK),
110− (261900159748071234702685239353558471892, MUG),
111− (198191257620924788695943358402651905954, AOR),
112− (299422828284010240628877806738195667652, DOR),
113− (166326796552601297695313176538120818632, GOR),
114− (7942398240152905363972500667649380756, MOR),
115− (315687984998079865981003916817293521765, LOOK),
11673 ])
11774}
11875
119−pub type Jet = fn(ctx: &mut InterpreterContext, &Rc<Noun>) -> Result<Rc<Noun>, TTanks>;
120−pub type DoubleJet = fn(ctx: &mut InterpreterContext, &Rc<Noun>, &Rc<Noun>) -> Option<Rc<Noun>>;
76+pub type Jet = fn(ctx: &InterpreterContext, Rc<Noun>) -> Rc<Noun>;
12177
122−static BINARY_ATOM: fn(&Rc<Noun>, fn(&Atom, &Atom) -> Atom) -> Result<Rc<Noun>, TTanks> =
123− |n: &Rc<Noun>, f: fn(&Atom, &Atom) -> Atom| {
124− let (p, q) = n.as_cell().ok_or(TTanks::new())?;
125− Ok(Rc::new(Noun::Atom(f(
126− p.as_atom().ok_or(TTanks::new())?,
127− q.as_atom().ok_or(TTanks::new())?,
128− ))))
78+static BINARY_ATOM: fn(Rc<Noun>, fn(&Atom, &Atom) -> Atom) -> Rc<Noun> =
79+ |n: Rc<Noun>, f: fn(&Atom, &Atom) -> Atom| {
80+ let Noun::Cell { p, q, .. } = (*n).clone() else {
81+ panic!()
82+ };
83+ Rc::new(Noun::Atom(f(p.as_atom().unwrap(), q.as_atom().unwrap())))
12984 };
13085
131−static BINARY_ATOM_LOOB: fn(
132− &InterpreterContext,
133− &Rc<Noun>,
134− fn(&Atom, &Atom) -> bool,
135−) -> Result<Rc<Noun>, TTanks> =
136− |ctx: &InterpreterContext, n: &Rc<Noun>, f: fn(&Atom, &Atom) -> bool| {
137− let (p, q) = n.as_cell().ok_or(TTanks::new())?;
138−
139− if f(
140− p.as_atom().ok_or(TTanks::new())?,
141− q.as_atom().ok_or(TTanks::new())?,
142− ) {
143− Ok(ctx.nouns.sig.clone())
86+static BINARY_ATOM_LOOB: fn(&InterpreterContext, Rc<Noun>, fn(&Atom, &Atom) -> bool) -> Rc<Noun> =
87+ |ctx: &InterpreterContext, n: Rc<Noun>, f: fn(&Atom, &Atom) -> bool| {
88+ let Noun::Cell { p, q, .. } = (*n).clone() else {
89+ panic!()
90+ };
91+
92+ if f(p.as_atom().unwrap(), q.as_atom().unwrap()) {
93+ ctx.nouns.sig.clone()
14494 } else {
145− Ok(ctx.nouns.one.clone())
95+ ctx.nouns.one.clone()
14696 }
14797 };
14898
149−static BINARY_ATOM_PAIR: fn(
150− &Rc<Noun>,
151− fn(&Atom, &Atom) -> (Atom, Atom),
152−) -> Result<Rc<Noun>, TTanks> = |n: &Rc<Noun>, f: fn(&Atom, &Atom) -> (Atom, Atom)| {
153− let (p, q) = n.as_cell().ok_or(TTanks::new())?;
154−
155− let (a, b) = f(
156− p.as_atom().ok_or(TTanks::new())?,
157− q.as_atom().ok_or(TTanks::new())?,
158− );
159− Ok(cell(&Rc::new(Noun::Atom(a)), &Rc::new(Noun::Atom(b))))
160−};
99+static BINARY_ATOM_PAIR: fn(Rc<Noun>, fn(&Atom, &Atom) -> (Atom, Atom)) -> Rc<Noun> =
100+ |n: Rc<Noun>, f: fn(&Atom, &Atom) -> (Atom, Atom)| {
101+ let Noun::Cell { p, q, .. } = (*n).clone() else {
102+ panic!()
103+ };
104+ let (a, b) = f(p.as_atom().unwrap(), q.as_atom().unwrap());
105+ cell(Rc::new(Noun::Atom(a)), Rc::new(Noun::Atom(b)))
106+ };
161107
162108static ADD: Jet = |_ctx, n| BINARY_ATOM(n, |a, b| a + b);
163−static DEC: Jet = |_ctx, n| {
164− Ok(Rc::new(Noun::Atom(
165− n.as_atom().ok_or(TTanks::new())? - 1u32,
166− )))
167−};
109+static DEC: Jet = |_ctx, n| Rc::new(Noun::Atom(n.as_atom().unwrap() - 1u32));
168110static DVR: Jet = |_ctx, n| BINARY_ATOM_PAIR(n, |a, b| a.div_rem(&b));
169111static DIV: Jet = |_ctx, n| BINARY_ATOM(n, |a, b| a / b);
170112static GTE: Jet = |ctx, n| BINARY_ATOM_LOOB(ctx, n, |a, b| a >= b);
@@ -178,42 +120,40 @@ static MUL: Jet = |_ctx, n| BINARY_ATOM(n, |a, b| a * b);
178120static SUB: Jet = |_ctx, n| BINARY_ATOM(n, |a, b| a - b);
179121
180122static CAP: Jet = |ctx, n| {
181− let n = n.as_atom().ok_or(TTanks::new())?;
182− CAP_ATOM(ctx, n.clone())
123+ let Noun::Atom(n) = (*n).clone() else {
124+ panic!()
125+ };
126+ CAP_ATOM(ctx, n)
183127};
184−
185−static CAP_ATOM: fn(&InterpreterContext, Atom) -> Result<Rc<Noun>, TTanks> = |ctx, n: Atom| {
128+static CAP_ATOM: fn(&InterpreterContext, Atom) -> Rc<Noun> = |ctx, n: Atom| {
186129 let mut n_iter = n.iter_u32_digits();
187130
188131 match n_iter.len() {
189− 0 => Err(TTanks::new()),
132+ 0 => panic!(),
190133 1 => CAP_U32(ctx, n_iter.next().unwrap()),
191134 _ => CAP_ATOM(ctx, n >> 1),
192135 }
193136};
194−static CAP_U32: fn(ctx: &InterpreterContext, u32) -> Result<Rc<Noun>, TTanks> = |ctx, n| match n {
195− 0 | 1 => Err(TTanks::new()),
196− 2 => Ok(ctx.nouns.two.clone()),
197− 3 => Ok(ctx.nouns.three.clone()),
137+static CAP_U32: fn(ctx: &InterpreterContext, u32) -> Rc<Noun> = |ctx, n| match n {
138+ 0 | 1 => panic!(),
139+ 2 => ctx.nouns.two.clone(),
140+ 3 => ctx.nouns.three.clone(),
198141 n => CAP_U32(ctx, n >> 1),
199142};
200143
201144static MAS: Jet = |ctx, n| {
202− let n = n.as_atom().ok_or(TTanks::new())?;
203− Ok(Rc::new(Noun::Atom(
204− MAS_ATOM(ctx, n.clone()).ok_or(TTanks::new())?,
205− )))
145+ let Noun::Atom(n) = (*n).clone() else {
146+ panic!()
147+ };
148+ Rc::new(Noun::Atom(MAS_ATOM(ctx, n)))
206149};
207−static MAS_ATOM: fn(&InterpreterContext, Atom) -> Option<Atom> = |ctx, n| {
150+static MAS_ATOM: fn(&InterpreterContext, Atom) -> Atom = |ctx, n| {
208151 let mut n_iter = n.iter_u32_digits();
209152
210153 match n_iter.len() {
211− 0 => None,
212− 1 => match n_iter.next().unwrap() {
213− 1 => None,
214− x => Some(Atom::new(vec![MAS_U32(x)])),
215− },
216− _ => Some((&n & &ctx.big_uints.one) + (MAS_ATOM(ctx, &n >> 1)? << 1)),
154+ 0 => panic!(),
155+ 1 => Atom::new(vec![MAS_U32(n_iter.next().unwrap())]),
156+ _ => (&n & &ctx.big_uints.one) + (MAS_ATOM(ctx, &n >> 1) << 1),
217157 }
218158};
219159static MAS_U32: fn(u32) -> u32 = |n| match n {
@@ -223,24 +163,26 @@ static MAS_U32: fn(u32) -> u32 = |n| match n {
223163};
224164
225165static PEG: Jet = |ctx, n| {
226− let (a, b) = n.as_cell().ok_or(TTanks::new())?;
166+ let Noun::Cell { p: a, q: b, .. } = (*n).clone() else {
167+ panic!()
168+ };
227169
228− let a = a.as_atom().ok_or(TTanks::new())?;
229− let b = b.as_atom().ok_or(TTanks::new())?;
170+ let a = a.as_atom().unwrap();
171+ let b = b.as_atom().unwrap();
230172
231173 if *a == Atom::ZERO {
232− return Err(TTanks::new());
174+ panic!()
233175 };
234176
235− Ok(Rc::new(Noun::Atom(PEG_ATOM(ctx, a, b.clone())?)))
177+ Rc::new(Noun::Atom(PEG_ATOM(ctx, a, b.clone())))
236178};
237−static PEG_ATOM: fn(&InterpreterContext, &Atom, Atom) -> Result<Atom, TTanks> = |ctx, a, b| {
179+static PEG_ATOM: fn(&InterpreterContext, &Atom, Atom) -> Atom = |ctx, a, b| {
238180 let mut b_iter = b.iter_u32_digits();
239181
240182 match b_iter.len() {
241− 0 => Err(TTanks::new()),
242− 1 => Ok(PEG_U32(a, b_iter.next().unwrap())),
243− _ => Ok((&b & &ctx.big_uints.one) + (PEG_ATOM(ctx, a, b >> 1)? << 1)),
183+ 0 => panic!(),
184+ 1 => PEG_U32(a, b_iter.next().unwrap()),
185+ _ => (&b & &ctx.big_uints.one) + (PEG_ATOM(ctx, a, b >> 1) << 1),
244186 }
245187};
246188static PEG_U32: fn(&Atom, u32) -> Atom = |a, b| match b {
@@ -252,12 +194,12 @@ static PEG_U32: fn(&Atom, u32) -> Atom = |a, b| match b {
252194};
253195
254196static FAND: Jet = |ctx, n| {
255− let (nedl, hstk) = n.as_cell().ok_or(TTanks::new())?;
197+ let (nedl, hstk) = n.as_cell().unwrap();
256198 if nedl.is_sig() || hstk.is_sig() {
257− return Ok(ctx.nouns.sig.clone());
199+ return ctx.nouns.sig.clone();
258200 }
259201
260− let nedl: Vec<&Rc<Noun>> = nedl.list_iter().collect();
202+ let nedl: Vec<Rc<Noun>> = nedl.list_iter().collect();
261203
262204 let mut result: Vec<u32> = Vec::new();
263205
@@ -278,16 +220,16 @@ static FAND: Jet = |ctx, n| {
278220 inner_iter = iter.clone();
279221 }
280222
281− Ok(Noun::list(result.iter().map(|a| Noun::from_u32(*a))))
223+ Noun::list(result.iter().map(|a| Noun::from_u32(*a)))
282224};
283225
284226static FIND: Jet = |ctx, n| {
285− let (nedl, hstk) = n.as_cell().ok_or(TTanks::new())?;
227+ let (nedl, hstk) = n.as_cell().unwrap();
286228 if nedl.is_sig() || hstk.is_sig() {
287− return Ok(ctx.nouns.sig.clone());
229+ return ctx.nouns.sig.clone();
288230 }
289231
290− let nedl: Vec<&Rc<Noun>> = nedl.list_iter().collect();
232+ let nedl: Vec<Rc<Noun>> = nedl.list_iter().collect();
291233
292234 let mut iter = zip(0.., hstk.list_iter());
293235
@@ -300,28 +242,28 @@ static FIND: Jet = |ctx, n| {
300242 .collect::<Vec<_>>()
301243 == nedl
302244 {
303− return Ok(Rc::new(Noun::from_u32(i)).unit());
245+ return Rc::new(Noun::from_u32(i)).unit();
304246 }
305247
306248 inner_iter = iter.clone();
307249 }
308250
309− return Ok(ctx.nouns.sig.clone());
251+ return ctx.nouns.sig.clone();
310252};
311253
312254static FLOP: Jet = |ctx, n| {
313− Ok(n.list_iter()
314− .fold(ctx.nouns.sig.clone(), |tail, head| cell(&head, &tail)))
255+ n.list_iter()
256+ .fold(ctx.nouns.sig.clone(), |tail, head| cell(head, tail))
315257};
316258
317259static GULF: Jet = |_ctx, n| {
318− let (from, to) = n.as_cell().ok_or(TTanks::new())?;
260+ let (from, to) = n.as_cell().unwrap();
319261
320− let mut from = (*from.as_atom().ok_or(TTanks::new())?).clone();
321− let to = to.as_atom().ok_or(TTanks::new())?.clone();
262+ let mut from = (*from.as_atom().unwrap()).clone();
263+ let to = to.as_atom().unwrap().clone();
322264
323265 if from > to {
324− return Err(TTanks::new());
266+ panic!()
325267 }
326268
327269 let mut tmp = Vec::new();
@@ -331,434 +273,384 @@ static GULF: Jet = |_ctx, n| {
331273 from += 1u32;
332274 }
333275
334− Ok(Noun::list(tmp.iter().rev().map(|a| Noun::Atom(a.clone()))))
276+ Noun::list(tmp.iter().rev().map(|a| Noun::Atom(a.clone())))
335277};
336278
337279static INTO: Jet = |_ctx, n| {
338− let (a, b) = n.as_cell().ok_or(TTanks::new())?;
339− let (b, c) = b.as_cell().ok_or(TTanks::new())?;
280+ let (a, b) = n.as_cell().unwrap();
281+ let (b, c) = b.as_cell().unwrap();
340282
341− let mut b_iter = b.as_atom().ok_or(TTanks::new())?.iter_u32_digits();
283+ let mut b_iter = b.as_atom().unwrap().iter_u32_digits();
342284
343285 match b_iter.len() {
344− 0 => Ok(cell(&c, &a)),
286+ 0 => cell(c, a),
345287 1 => {
346288 let l = a.list_iter();
347289 let b = b_iter.next().unwrap() as usize;
348− Ok(Noun::list_refs(
290+ Noun::list_refs(
349291 l.clone()
350292 .take(b)
351293 .chain(once(c))
352294 .chain(l.skip(b))
353295 .collect::<Vec<_>>()
354296 .iter()
355− .cloned()
356− .cloned(),
357− ))
297+ .map(|x| x.clone()),
298+ )
358299 }
359− _ => Ok(Noun::list_refs(
300+ _ => Noun::list_refs(
360301 a.list_iter()
361302 .chain(once(c))
362303 .collect::<Vec<_>>()
363304 .iter()
364− .cloned()
365− .cloned(),
366− )),
305+ .map(|x| x.clone()),
306+ ),
367307 }
368308};
369309
370310static JOIN: Jet = |_ctx, n| {
371− let (sep, list) = n.as_cell().ok_or(TTanks::new())?;
372− Ok(Noun::list_refs(
311+ let (sep, list) = n.as_cell().unwrap();
312+ Noun::list_refs(
373313 list.list_iter()
374314 .intersperse(sep)
375315 .collect::<Vec<_>>()
376316 .iter()
377− .cloned()
378− .cloned(),
379− ))
317+ .map(|x| x.clone()),
318+ )
380319};
381320
382−static LENT: Jet = |_ctx, n| {
383− Ok(Rc::new(Noun::from_u32(
384− n.list_iter().fold(0u32, |l, _| l + 1),
385− )))
386−};
321+static LENT: Jet = |_ctx, n| Rc::new(Noun::from_u32(n.list_iter().fold(0u32, |l, _| l + 1)));
387322
388323static LEVY: Jet = |ctx, n| {
389− let (a, b) = n.as_cell().ok_or(TTanks::new())?;
390− if traverse_iter_result(a.list_iter().map(|n| slam_pulled_gate(ctx, b, n)))?
391− .iter()
392− .all(|x| x.is_y())
324+ let (a, b) = n.as_cell().unwrap();
325+ if a.list_iter()
326+ .all(|n| slam(ctx, b.clone(), n) == ctx.nouns.y)
393327 {
394− Ok(ctx.nouns.y.clone())
328+ ctx.nouns.y.clone()
395329 } else {
396− Ok(ctx.nouns.n.clone())
330+ ctx.nouns.n.clone()
397331 }
398332};
399333
400334static LIEN: Jet = |ctx, n| {
401− let (a, b) = n.as_cell().ok_or(TTanks::new())?;
402− if traverse_iter_result(a.list_iter().map(|n| slam_pulled_gate(ctx, b, n)))?
403− .iter()
404− .any(|x| x.is_y())
335+ let (a, b) = n.as_cell().unwrap();
336+ if a.list_iter()
337+ .any(|n| slam(ctx, b.clone(), n) == ctx.nouns.y)
405338 {
406− Ok(ctx.nouns.y.clone())
339+ ctx.nouns.y.clone()
407340 } else {
408− Ok(ctx.nouns.n.clone())
341+ ctx.nouns.n.clone()
409342 }
410343};
411344
412345static MURN: Jet = |ctx, n| {
413− let (a, b) = n.as_cell().ok_or(TTanks::new())?;
346+ let (a, b) = n.as_cell().unwrap();
414347
415− Ok(Noun::list_refs(
416− traverse_iter_result(
417− a.list_iter()
418− .map(|n| Ok(slam_pulled_gate(ctx, b, n)?.as_unit().cloned())),
419− )?
420− .iter()
421− .filter_map(|x| x.clone()),
422− ))
348+ Noun::list_refs(
349+ a.list_iter()
350+ .filter_map(|n| slam(ctx, b.clone(), n).as_unit())
351+ .collect::<Vec<_>>()
352+ .iter()
353+ .map(|x| x.clone()),
354+ )
423355};
424356
425357static REAP: Jet = |_ctx, n| {
426− let (a, b) = n.as_cell().ok_or(TTanks::new())?;
358+ let (a, b) = n.as_cell().unwrap();
427359
428− Ok(Noun::list_refs(repeat_n(
429− b.clone(),
430− a.as_u32().unwrap() as usize,
431− )))
360+ Noun::list_refs(repeat_n(b, a.as_u32().unwrap() as usize))
432361};
433362
434−static REAR: Jet = |_ctx, n| n.list_iter().last().ok_or(TTanks::new()).cloned();
363+static REAR: Jet = |_ctx, n| n.list_iter().last().unwrap();
435364
436365static REEL: Jet = |ctx, n| {
437− let (list, gate) = n.as_cell().ok_or(TTanks::new())?;
366+ let (list, gate) = n.as_cell().unwrap();
438367
439368 list.list_iter().collect::<Vec<_>>().iter().rfold(
440− Ok(gate
441− .gate_sample()
442− .ok_or(TTanks::new())?
443− .as_cell()
444− .ok_or(TTanks::new())?
445− .1
446− .clone()),
447− |acc, next| {
448− let acc = acc?;
449− slam_pulled_gate(ctx, gate, &cell(&next, &acc))
450− },
369+ gate.clone().gate_sample().unwrap().as_cell().unwrap().1,
370+ |acc, next| slam(ctx, gate.clone(), cell(next.clone(), acc)),
451371 )
452372};
453373
454374static ROLL: Jet = |ctx, n| {
455− let (list, gate) = n.as_cell().ok_or(TTanks::new())?;
375+ let (list, gate) = n.as_cell().unwrap();
456376
457377 list.list_iter().fold(
458− Ok(gate
459− .clone()
460− .gate_sample()
461− .ok_or(TTanks::new())?
462− .as_cell()
463− .ok_or(TTanks::new())?
464− .1
465− .clone()),
466− |acc, next| {
467− let acc = acc?;
468− slam_pulled_gate(ctx, gate, &cell(&next, &acc))
469− },
378+ gate.clone().gate_sample().unwrap().as_cell().unwrap().1,
379+ |acc, next| slam(ctx, gate.clone(), cell(next.clone(), acc)),
470380 )
471381};
472382
473383static SCAG: Jet = |_ctx, n| {
474− let (a, b) = n.as_cell().ok_or(TTanks::new())?;
384+ let (a, b) = n.as_cell().unwrap();
475385
476− Ok(Noun::list_refs(
386+ Noun::list_refs(
477387 b.list_iter()
478388 .take(a.as_u32().unwrap() as usize)
479389 .collect::<Vec<_>>()
480390 .iter()
481− .cloned()
482− .cloned(),
483− ))
391+ .map(|x| x.clone()),
392+ )
484393};
485394
486395static SKID: Jet = |ctx, n| {
487− let (list, gate) = n.as_cell().ok_or(TTanks::new())?;
396+ let (list, gate) = n.as_cell().unwrap();
488397
489− let slammed_n = traverse_iter_result(
490− list.list_iter()
491− .map(|n| Ok((slam_pulled_gate(ctx, gate, n)?, n))),
492− )?;
493− let (ys, ns): (Vec<_>, _) = slammed_n.iter().partition(|(l, _)| l.is_y());
398+ let (ys, ns): (Vec<Rc<Noun>>, _) = list
399+ .list_iter()
400+ .partition(|n| slam(ctx, gate.clone(), n.clone()).is_y());
494401
495− Ok(cell(
496− &Noun::list_refs(ys.iter().map(|(_, x)| (*x).clone())),
497− &Noun::list_refs(ns.iter().map(|(_, x)| (*x).clone())),
498− ))
402+ cell(
403+ Noun::list_refs(ys.iter().cloned()),
404+ Noun::list_refs(ns.iter().cloned()),
405+ )
499406};
500407
501408static SKIM: Jet = |ctx, n| {
502− let (list, gate) = n.as_cell().ok_or(TTanks::new())?;
409+ let (list, gate) = n.as_cell().unwrap();
503410
504− Ok(Noun::list_refs(
505− traverse_iter_result(
506− list.list_iter()
507− .map(|n| Ok((slam_pulled_gate(ctx, gate, n)?, n))),
508− )?
509− .iter()
510− .filter(|(l, _)| l.is_y())
511− .map(|(_, x)| (*x).clone()),
512− ))
411+ Noun::list_refs(
412+ list.list_iter()
413+ .filter(|n| slam(ctx, gate.clone(), n.clone()).is_y())
414+ .collect::<Vec<_>>()
415+ .iter()
416+ .cloned(),
417+ )
513418};
514419
515420static SKIP: Jet = |ctx, n| {
516− let (list, gate) = n.as_cell().ok_or(TTanks::new())?;
421+ let (list, gate) = n.as_cell().unwrap();
517422
518− Ok(Noun::list_refs(
519− traverse_iter_result(
520− list.list_iter()
521− .map(|n| Ok((slam_pulled_gate(ctx, gate, n)?, n))),
522− )?
523− .iter()
524− .filter(|(l, _)| l.is_y())
525− .map(|(_, x)| (*x).clone()),
526− ))
423+ Noun::list_refs(
424+ list.list_iter()
425+ .filter(|n| slam(ctx, gate.clone(), n.clone()).is_n())
426+ .collect::<Vec<_>>()
427+ .iter()
428+ .cloned(),
429+ )
527430};
528431
529432static SLAG: Jet = |ctx, n| {
530− let (a, list) = n.as_cell().ok_or(TTanks::new())?;
433+ let (a, list) = n.as_cell().unwrap();
531434
532− let mut a_iter = a.as_atom().ok_or(TTanks::new())?.iter_u32_digits();
435+ let mut a_iter = a.as_atom().unwrap().iter_u32_digits();
533436
534437 match a_iter.len() {
535− 0 => Ok(list.clone()),
536− 1 => Ok(Noun::list_refs(
438+ 0 => list,
439+ 1 => Noun::list_refs(
537440 list.list_iter()
538441 .skip(a_iter.next().unwrap() as usize)
539442 .collect::<Vec<_>>()
540443 .iter()
541− .cloned()
542444 .cloned(),
543− )),
544− _ => Ok(ctx.nouns.sig.clone()),
445+ ),
446+ _ => ctx.nouns.sig.clone(),
545447 }
546448};
547449
548450static SNAG: Jet = |_ctx, n| {
549− let (a, list) = n.as_cell().ok_or(TTanks::new())?;
451+ let (a, list) = n.as_cell().unwrap();
550452
551− list.list_iter()
552− .nth(a.as_u32().unwrap() as usize)
553− .cloned()
554− .ok_or(TTanks::new())
453+ list.list_iter().nth(a.as_u32().unwrap() as usize).unwrap()
555454};
556455
557456static SNIP: Jet = |_ctx, n| {
558− Ok(Noun::list_refs(
457+ Noun::list_refs(
559458 n.list_iter()
560459 .collect::<Vec<_>>()
561460 .iter()
562461 .rev()
563462 .skip(1)
564463 .rev()
565− .cloned()
566464 .cloned(),
567− ))
465+ )
568466};
569467
570468static SNOC: Jet = |_ctx, n| {
571− let (list, b) = n.as_cell().ok_or(TTanks::new())?;
469+ let (list, b) = n.as_cell().unwrap();
572470
573− Ok(Noun::list_refs(
471+ Noun::list_refs(
574472 list.list_iter()
575473 .chain(once(b))
576474 .collect::<Vec<_>>()
577475 .iter()
578− .cloned()
579476 .cloned(),
580− ))
477+ )
581478};
582479
583−// static SORT: Jet = |ctx, n| {
584−// let (list, lth) = n.as_cell().unwrap();
480+static SORT: Jet = |ctx, n| {
481+ let (list, lth) = n.as_cell().unwrap();
585482
586−// let mut v: Vec<_> = list.list_iter().collect();
483+ let mut v: Vec<_> = list.list_iter().collect();
587484
588−// v.sort_by(|a, b| {
589−// if slam(ctx, lth.clone(), cell(a.clone(), b.clone())) == ctx.nouns.some_y {
590−// Ordering::Less
591−// } else if slam(ctx, lth.clone(), cell(b.clone(), a.clone())) == ctx.nouns.some_y {
592−// Ordering::Greater
593−// } else {
594−// Ordering::Equal
595−// }
596−// });
485+ v.sort_by(|a, b| {
486+ if slam(ctx, lth.clone(), cell(a.clone(), b.clone())).is_y() {
487+ Ordering::Less
488+ } else if slam(ctx, lth.clone(), cell(b.clone(), a.clone())).is_y() {
489+ Ordering::Greater
490+ } else {
491+ Ordering::Equal
492+ }
493+ });
597494
598−// Some(Noun::list_refs(v.iter().cloned()))
599−// };
495+ Noun::list_refs(v.iter().cloned())
496+};
600497
601498static SPIN: Jet = |ctx, n| {
602− let (list, b) = n.as_cell().ok_or(TTanks::new())?;
603− let (acc, gate) = b.as_cell().ok_or(TTanks::new())?;
499+ let (list, b) = n.as_cell().unwrap();
500+ let (mut acc, gate) = b.as_cell().unwrap();
604501
605502 let mut res = Vec::new();
606− let mut acc = acc.clone();
607503
608504 for n in list.list_iter() {
609− let foo = slam_pulled_gate(ctx, gate, &cell(&n, &acc))?;
610− let (el, new_acc) = foo.as_cell().ok_or(TTanks::new())?;
611− acc = new_acc.clone();
612− res.push(el.clone());
505+ let (el, new_acc) = slam(ctx, gate.clone(), cell(n, acc)).as_cell().unwrap();
506+ acc = new_acc;
507+ res.push(el);
613508 }
614509
615− Ok(cell(&Noun::list_refs(res.iter().cloned()), &acc))
510+ cell(Noun::list_refs(res.iter().cloned()), acc)
616511};
617512
618513static SPUN: Jet = |ctx, n| {
619− let (list, gate) = n.as_cell().ok_or(TTanks::new())?;
514+ let (list, gate) = n.as_cell().unwrap();
620515
621516 let mut res = Vec::new();
622− let mut acc = gate
623− .gate_sample()
624− .ok_or(TTanks::new())?
625− .as_cell()
626− .ok_or(TTanks::new())?
627− .1
628− .clone();
517+ let mut acc = gate.clone().gate_sample().unwrap().as_cell().unwrap().1;
629518
630519 for n in list.list_iter() {
631− let foo = slam_pulled_gate(ctx, gate, &cell(&n, &acc))?;
632− let (el, new_acc) = foo.as_cell().ok_or(TTanks::new())?;
633− acc = new_acc.clone();
634− res.push(el.clone());
520+ let (el, new_acc) = slam(ctx, gate.clone(), cell(n, acc)).as_cell().unwrap();
521+ acc = new_acc;
522+ res.push(el);
635523 }
636524
637− Ok(cell(&Noun::list_refs(res.iter().cloned()), &acc))
525+ cell(Noun::list_refs(res.iter().cloned()), acc)
638526};
639527
640528static TURN: Jet = |ctx, n| {
641− let (list, gate) = n.as_cell().ok_or(TTanks::new())?;
642− Ok(Noun::list_refs(
643− traverse_iter_result(list.list_iter().map(|x| slam_pulled_gate(ctx, gate, x)))?
529+ let (list, gate) = n.as_cell().unwrap();
530+ Noun::list_refs(
531+ list.list_iter()
532+ .map(|x| slam(ctx, gate.clone(), x))
533+ .collect::<Vec<_>>()
644534 .iter()
645535 .cloned(),
646− ))
536+ )
647537};
648538
649539static WELD: Jet = |_ctx, n| {
650− let (a, b) = n.as_cell().ok_or(TTanks::new())?;
540+ let (a, b) = n.as_cell().unwrap();
651541
652− Ok(Noun::list_refs(
542+ Noun::list_refs(
653543 a.list_iter()
654544 .chain(b.list_iter())
655545 .collect::<Vec<_>>()
656546 .iter()
657− .cloned()
658547 .cloned(),
659− ))
548+ )
660549};
661550
662551static WELP: Jet = WELD;
663552
664553static ZING: Jet = |_ctx, n| {
665− Ok(Noun::list_refs(
554+ Noun::list_refs(
666555 n.list_iter()
667556 .map(|l| l.list_iter())
668557 .flatten()
669558 .collect::<Vec<_>>()
670559 .iter()
671− .cloned()
672560 .cloned(),
673− ))
561+ )
674562};
675563
676−static BEX: Jet = |ctx, n| {
677− Ok(Rc::new(Noun::Atom(
678− &ctx.big_uints.one << n.as_u32().unwrap(),
679− )))
680−};
564+static BEX: Jet = |ctx, n| Rc::new(Noun::Atom(&ctx.big_uints.one << n.as_u32().unwrap()));
681565
682566static END: Jet = |ctx, n| {
683− let (a, b) = n.as_cell().ok_or(TTanks::new())?;
684− let bite = a.as_bite();
567+ let (a, b) = n.as_cell().unwrap();
568+ let bite = a.as_bite().unwrap();
685569
686570 let bits = bite.bits();
687571
688572 let mask = (&ctx.big_uints.one << bits) - &ctx.big_uints.one;
689573
690− Ok(Rc::new(Noun::Atom(
691− mask & b.as_atom().ok_or(TTanks::new())?,
692− )))
574+ Rc::new(Noun::Atom(mask & b.as_atom().unwrap()))
693575};
694576
695577static CAN: Jet = |ctx, n| {
696− let (a, b) = n.as_cell().ok_or(TTanks::new())?;
578+ let (a, b) = n.as_cell().unwrap();
697579 let bloq = a.as_u32().unwrap();
698580 let bloq_ = 2u32.pow(bloq);
699581
700− let atom: Option<Atom> = b.list_iter().collect::<Vec<_>>().iter().rfold(
701− Some(ctx.big_uints.zero.clone()),
702− |acc, next| {
703− let (p, q) = next.as_cell()?;
704− let step = p.as_u32().unwrap();
705− let bits = bloq_ * step;
706− let mask = (&ctx.big_uints.one << bits) - &ctx.big_uints.one;
707−
708− Some((acc? << bits) | (mask & q.as_atom()?))
709− },
710− );
711− Ok(Rc::new(Noun::Atom(atom.ok_or(TTanks::new())?)))
582+ let atom: Atom =
583+ b.list_iter()
584+ .collect::<Vec<_>>()
585+ .iter()
586+ .rfold(ctx.big_uints.zero.clone(), |acc, next| {
587+ let (p, q) = next.as_cell().unwrap();
588+ let step = p.as_u32().unwrap();
589+ let bits = bloq_ * step;
590+ let mask = (&ctx.big_uints.one << bits) - &ctx.big_uints.one;
591+
592+ (acc << bits) | (mask & q.as_atom().unwrap())
593+ });
594+ Rc::new(Noun::Atom(atom))
712595};
713596
714597static CAT: Jet = |_ctx, n| {
715− let (bloq, b) = n.as_cell().ok_or(TTanks::new())?;
716− let (b, c) = b.as_cell().ok_or(TTanks::new())?;
598+ let (bloq, b) = n.as_cell().unwrap();
599+ let (b, c) = b.as_cell().unwrap();
717600
718− let bloq = bloq.as_u32().ok_or(TTanks::new())?;
719− let b = b.as_atom().ok_or(TTanks::new())?;
720− let c = c.as_atom().ok_or(TTanks::new())?;
601+ let bloq = bloq.as_u32().unwrap();
602+ let b = b.as_atom().unwrap();
603+ let c = c.as_atom().unwrap();
721604
722− Ok(Rc::new(Noun::Atom(
723− (c << (met(bloq, &b) * 2u32.pow(bloq))) | b,
724− )))
605+ Rc::new(Noun::Atom(
606+ (c << (met(bloq, b.clone()) * 2u32.pow(bloq))) | b,
607+ ))
725608};
726609
727610static MET: Jet = |_ctx, n| {
728− let (bloq, b) = n.as_cell().ok_or(TTanks::new())?;
729− let b: Atom = b.as_atom().ok_or(TTanks::new())?.clone();
611+ let (bloq, b) = n.as_cell().unwrap();
612+ let b: Atom = b.as_atom().unwrap().clone();
730613 let bloq = bloq.as_u32().unwrap();
731614
732− Ok(Rc::new(Noun::from_u32(met(bloq, &b))))
615+ Rc::new(Noun::from_u32(met(bloq, b)))
733616};
734617
735−fn met(bloq: u32, a: &Atom) -> u32 {
736− (a.bits() as u32).div_ceil(2u32.pow(bloq))
618+fn met(bloq: u32, mut a: Atom) -> u32 {
619+ let bits = 2u32.pow(bloq);
620+
621+ let mut c = 0;
622+
623+ while a > Atom::ZERO {
624+ a = a >> bits;
625+ c += 1;
626+ }
627+
628+ c
737629}
738630
739631static CUT: Jet = |ctx, n| {
740− let (a, b) = n.as_cell().ok_or(TTanks::new())?;
741− let (b, d) = b.as_cell().ok_or(TTanks::new())?;
742− let (b, c) = b.as_cell().ok_or(TTanks::new())?;
632+ let (a, b) = n.as_cell().unwrap();
633+ let (b, d) = b.as_cell().unwrap();
634+ let (b, c) = b.as_cell().unwrap();
743635
744636 let bits = 2u32.pow(a.as_u32().unwrap());
745637
746638 let mask = (&ctx.big_uints.one << (bits * c.as_u32().unwrap())) - &ctx.big_uints.one;
747639
748− Ok(Rc::new(Noun::Atom(
749− (d.as_atom().ok_or(TTanks::new())? >> (bits * b.as_u32().unwrap())) & mask,
750− )))
640+ Rc::new(Noun::Atom(
641+ (d.as_atom().unwrap() >> (bits * b.as_u32().unwrap())) & mask,
642+ ))
751643};
752644
753645static FIL: Jet = |ctx, n| {
754− let (a, b) = n.as_cell().ok_or(TTanks::new())?;
755− let (b, c) = b.as_cell().ok_or(TTanks::new())?;
646+ let (a, b) = n.as_cell().unwrap();
647+ let (b, c) = b.as_cell().unwrap();
756648
757649 let bits = 2u32.pow(a.as_u32().unwrap());
758650
759651 let mask = (&ctx.big_uints.one << bits) - &ctx.big_uints.one;
760652
761− let src = c.as_atom().ok_or(TTanks::new())? & mask;
653+ let src = c.as_atom().unwrap() & mask;
762654
763655 let mut target = ctx.big_uints.zero.clone();
764656
@@ -766,505 +658,21 @@ static FIL: Jet = |ctx, n| {
766658 target = (target << bits) | &src;
767659 }
768660
769− Ok(Rc::new(Noun::Atom(target)))
661+ Rc::new(Noun::Atom(target))
770662};
771663
772664static LSH: Jet = |_ctx, n| {
773− let (a, b) = n.as_cell().ok_or(TTanks::new())?;
774− let a = a.as_bite();
775− let b = b.as_atom().ok_or(TTanks::new())?;
665+ let (a, b) = n.as_cell().unwrap();
666+ let a = a.as_bite().unwrap();
667+ let b = b.as_atom().unwrap();
776668
777− Ok(Rc::new(Noun::Atom(b << a.bits())))
669+ Rc::new(Noun::Atom(b << a.bits()))
778670};
779671
780672static RSH: Jet = |_ctx, n| {
781− let (a, b) = n.as_cell().ok_or(TTanks::new())?;
782− let a = a.as_bite();
783− let b = b.as_atom().ok_or(TTanks::new())?;
784−
785− Ok(Rc::new(Noun::Atom(b >> a.bits())))
786−};
787−
788−pub static RAP: Jet = |ctx, n| {
789− let (bloq, b) = n.as_cell().ok_or(TTanks::new())?;
790− let bloq = bloq.as_u32().unwrap();
791− let bits = 2u32.pow(bloq);
792−
793− let mut target = ctx.big_uints.zero.clone();
794−
795− for el in b.list_iter().collect::<Vec<_>>().iter().rev() {
796− let el = el.as_atom().ok_or(TTanks::new())?;
797− if el != &ctx.big_uints.zero {
798− target = (target << (bits * met(bloq, &el))) | el;
799− }
800− }
801−
802− Ok(Rc::new(Noun::Atom(target)))
803−};
804−
805−static REP: Jet = |ctx, n| {
806− let (bite, b) = n.as_cell().ok_or(TTanks::new())?;
807− let bite = bite.as_bite();
808−
809− let bits = bite.bits();
810− let mask = (&ctx.big_uints.one << bits) - &ctx.big_uints.one;
811−
812− let mut target = ctx.big_uints.zero.clone();
813−
814− for el in b.list_iter().collect::<Vec<_>>().iter().rev() {
815− target = (target << bits) | (el.as_atom().ok_or(TTanks::new())? & &mask);
816− }
817−
818− Ok(Rc::new(Noun::Atom(target)))
819−};
820−
821−static REV: Jet = |ctx, n| {
822− let (bloq, b) = n.as_cell().ok_or(TTanks::new())?;
823− let (len, dat) = b.as_cell().ok_or(TTanks::new())?;
824− let bloq = bloq.as_u32().unwrap();
825− let len = len.as_u32().unwrap();
826− let mut dat: Atom = dat.as_atom().ok_or(TTanks::new())?.clone();
827−
828− let bits = 2u32.pow(bloq);
829− let mask = (&ctx.big_uints.one << bits) - &ctx.big_uints.one;
830−
831− let mut target = ctx.big_uints.zero.clone();
832−
833− for _ in 0..len {
834− target = (target << bits) | (&mask & &dat);
835− dat = dat >> bits;
836− }
837−
838− Ok(Rc::new(Noun::Atom(target)))
839−};
840−
841−static RIP: Jet = |ctx, n| {
842− let (bite, b) = n.as_cell().ok_or(TTanks::new())?;
843− let bite = bite.as_bite();
844− let mut b: Atom = b.as_atom().ok_or(TTanks::new())?.clone();
845−
846− let bits = bite.bits();
847− let mask = (&ctx.big_uints.one << bits) - &ctx.big_uints.one;
848−
849− let mut target = Vec::new();
850−
851− while b > ctx.big_uints.zero {
852− target.push(Rc::new(Noun::Atom(&mask & &b)));
853− b = b >> bits;
854− }
855−
856− Ok(Noun::list_refs(target.iter().cloned()))
857−};
858−
859−static RUN: Jet = |ctx, n| {
860− let (bite, b) = n.as_cell().ok_or(TTanks::new())?;
861− let (b, gate) = b.as_cell().ok_or(TTanks::new())?;
862−
863− let bite = bite.as_bite();
864− let mut b: Atom = b.as_atom().ok_or(TTanks::new())?.clone();
865−
866− let bits = bite.bits();
867− let mask = (&ctx.big_uints.one << bits) - &ctx.big_uints.one;
868−
869− let mut target = ctx.big_uints.zero.clone();
870−
871− while b > ctx.big_uints.zero {
872− target = (target << bits)
873− | ((*slam_pulled_gate(ctx, gate, &Rc::new(Noun::Atom(&mask & &b)))?)
874− .as_atom()
875− .ok_or(TTanks::new())?
876− & &mask);
877− b = b >> bits;
878− }
673+ let (a, b) = n.as_cell().unwrap();
674+ let a = a.as_bite().unwrap();
675+ let b = b.as_atom().unwrap();
879676
880− Ok(Rc::new(Noun::Atom(target)))
677+ Rc::new(Noun::Atom(b >> a.bits()))
881678};
882−
883−static RUT: Jet = |ctx, n| {
884− let (bite, b) = n.as_cell().ok_or(TTanks::new())?;
885− let (b, gate) = b.as_cell().ok_or(TTanks::new())?;
886−
887− let bite = bite.as_bite();
888− let mut b: Atom = b.as_atom().ok_or(TTanks::new())?.clone();
889−
890− let bits = bite.bits();
891− let mask = (&ctx.big_uints.one << bits) - &ctx.big_uints.one;
892−
893− let mut target = Vec::new();
894−
895− while b > ctx.big_uints.zero {
896− target.push(
897− (*slam_pulled_gate(ctx, gate, &Rc::new(Noun::Atom(&mask & &b)))?)
898− .as_atom()
899− .ok_or(TTanks::new())?
900− & &mask,
901− );
902− b = b >> bits;
903− }
904−
905− Ok(Noun::list(target.iter().cloned().map(Noun::Atom)))
906−};
907−
908−static SEW: Jet = |ctx, n| {
909− let (a, b) = n.as_cell().ok_or(TTanks::new())?;
910− let (b, recipient) = b.as_cell().ok_or(TTanks::new())?;
911− let (sew_start, c) = b.as_cell().ok_or(TTanks::new())?;
912− let (number_of_blocks, donor) = c.as_cell().ok_or(TTanks::new())?;
913− let recipient = recipient.as_atom().ok_or(TTanks::new())?;
914− let donor = donor.as_atom().ok_or(TTanks::new())?;
915−
916− let bloq = a.as_u32().unwrap();
917− let bits = 2u32.pow(bloq);
918− let mask = ((&ctx.big_uints.one << (bits * number_of_blocks.as_u32().unwrap()))
919− - &ctx.big_uints.one)
920− << (sew_start.as_u32().unwrap() * bits);
921−
922− let apendix = recipient & &mask;
923−
924− let target = (recipient ^ apendix) | (donor & mask);
925−
926− Ok(Rc::new(Noun::Atom(target)))
927−};
928−
929−static SWP: Jet = |ctx, n| {
930− let (bloq, b) = n.as_cell().ok_or(TTanks::new())?;
931− let bloq = bloq.as_u32().unwrap();
932− let bits = 2u32.pow(bloq);
933− let mask = (&ctx.big_uints.one << bits) - &ctx.big_uints.one;
934−
935− let mut source = b.as_atom().ok_or(TTanks::new())?.clone();
936− let mut target = ctx.big_uints.zero.clone();
937−
938− while source > ctx.big_uints.zero {
939− target = (target << bits) | (&source & &mask);
940− source = source >> bits;
941− }
942−
943− Ok(Rc::new(Noun::Atom(target)))
944−};
945−
946−static XEB: Jet = |_ctx, n| {
947− let mut a = n.as_atom().ok_or(TTanks::new())?.clone();
948−
949− let mut c = 0;
950−
951− while a > Atom::ZERO {
952− a = a >> 1;
953− c += 1;
954− }
955−
956− Ok(Rc::new(Noun::from_u32(c)))
957−};
958−
959−static CON: Jet = |_ctx, n| BINARY_ATOM(n, |a, b| a | b);
960−static DIS: Jet = |_ctx, n| BINARY_ATOM(n, |a, b| a & b);
961−static MIX: Jet = |_ctx, n| BINARY_ATOM(n, |a, b| a ^ b);
962−
963−static NOT: Jet = |ctx, n| {
964− let (a, b) = n.as_cell().ok_or(TTanks::new())?;
965− let (b, c) = b.as_cell().ok_or(TTanks::new())?;
966−
967− let bloq = a.as_u32().unwrap();
968− let bits = 2u32.pow(bloq);
969− let mask = (&ctx.big_uints.one << (bits * b.as_u32().unwrap())) - &ctx.big_uints.one;
970−
971− let target = c.as_atom().ok_or(TTanks::new())? ^ &mask;
972−
973− Ok(Rc::new(Noun::Atom(target)))
974−};
975−
976−static LAST: Jet = |_ctx, n| {
977− let (a, b) = n.as_cell().ok_or(TTanks::new())?;
978− let a = a.as_hair().ok_or(TTanks::new())?;
979− let b = b.as_hair().ok_or(TTanks::new())?;
980− Ok(Noun::from_hair(last(&a, &b)))
981−};
982−
983−fn last<'a>(a: &'a Hair, b: &'a Hair) -> &'a Hair {
984− if a.line == b.line {
985− if a.column > b.column {
986− a
987− } else {
988− b
989− }
990− } else {
991− if a.line > b.line {
992− a
993− } else {
994− b
995− }
996− }
997−}
998−
999−static TRIP: Jet = |_ctx, n| {
1000− let a = n.as_atom().ok_or(TTanks::new())?;
1001− Ok(Noun::list(
1002− a.to_bytes_le().iter().map(|b| Noun::from_u32(*b as u32)),
1003− ))
1004−};
1005−
1006−static MUK: Jet = |_ctx, n| {
1007− let (seed, len) = n.as_cell().ok_or(TTanks::new())?;
1008− let (len, key) = len.as_cell().ok_or(TTanks::new())?;
1009− let seed = seed.as_u32().ok_or(TTanks::new())?;
1010− let len = len.as_u32().ok_or(TTanks::new())?;
1011− let key = key.as_atom().ok_or(TTanks::new())?;
1012−
1013− Ok(Rc::new(Noun::from_u32(muk(seed, len, key))))
1014−};
1015−
1016−static AOR: Jet = |ctx, n| {
1017− let (a, b) = n.as_cell().ok_or(EMPTY_TANKS)?;
1018−
1019− if a == b {
1020− Ok(ctx.nouns.y.clone())
1021− } else {
1022− match (a.borrow(), b.borrow()) {
1023− (Noun::Cell { .. }, Noun::Atom(_)) => Ok(ctx.nouns.n.clone()),
1024− (Noun::Cell { p: a_p, q: a_q, .. }, Noun::Cell { p: b_p, q: b_q, .. }) => {
1025− if a_p == b_p {
1026− AOR(ctx, &cell(a_q, b_q))
1027− } else {
1028− AOR(ctx, &cell(a_p, b_p))
1029− }
1030− }
1031− (Noun::Atom(_), Noun::Cell { .. }) => Ok(ctx.nouns.y.clone()),
1032− (Noun::Atom(a), Noun::Atom(b)) => {
1033− let a = a.to_bytes_le();
1034− let b = b.to_bytes_le();
1035−
1036− let mut i = 0;
1037− loop {
1038− let c = a.get(i).unwrap_or(&0);
1039− let d = b.get(i).unwrap_or(&0);
1040−
1041− if a[0] == b[0] {
1042− i += 1;
1043− } else {
1044− if c < d {
1045− return Ok(ctx.nouns.y.clone());
1046− } else {
1047− return Ok(ctx.nouns.n.clone());
1048− }
1049− }
1050− }
1051− }
1052− }
1053− }
1054−};
1055−
1056−static DOR: Jet = |ctx, n| {
1057− let (a, b) = n.as_cell().ok_or(EMPTY_TANKS)?;
1058−
1059− if a == b {
1060− Ok(ctx.nouns.y.clone())
1061− } else {
1062− match (a.borrow(), b.borrow()) {
1063− (Noun::Cell { .. }, Noun::Atom(_)) => Ok(ctx.nouns.n.clone()),
1064− (Noun::Cell { p: a_p, q: a_q, .. }, Noun::Cell { p: b_p, q: b_q, .. }) => {
1065− if a_p == b_p {
1066− DOR(ctx, &cell(a_q, b_q))
1067− } else {
1068− DOR(ctx, &cell(a_p, b_p))
1069− }
1070− }
1071− (Noun::Atom(_), Noun::Cell { .. }) => Ok(ctx.nouns.y.clone()),
1072− (Noun::Atom(a), Noun::Atom(b)) => {
1073− if a < b {
1074− Ok(ctx.nouns.y.clone())
1075− } else {
1076− Ok(ctx.nouns.n.clone())
1077− }
1078− }
1079− }
1080− }
1081−};
1082−
1083−static GOR: Jet = |ctx, n| {
1084− let (a, b) = n.as_cell().ok_or(EMPTY_TANKS)?;
1085− let c = a.mug();
1086− let d = b.mug();
1087−
1088− if c == d {
1089− DOR(ctx, n)
1090− } else {
1091− if c < d {
1092− Ok(ctx.nouns.y.clone())
1093− } else {
1094− Ok(ctx.nouns.n.clone())
1095− }
1096− }
1097−};
1098−
1099−static GOR_PAIR: fn(&mut InterpreterContext, &Rc<Noun>, &Rc<Noun>) -> Result<bool, TTanks> =
1100− |ctx, a, b| {
1101− let c = a.mug();
1102− let d = b.mug();
1103−
1104− if c == d {
1105− Ok(DOR(ctx, &(a.clone(), b.clone()).as_noun())? == ctx.nouns.y)
1106− } else {
1107− Ok(c < d)
1108− }
1109− };
1110−
1111−static MOR: Jet = |ctx, n| {
1112− let (a, b) = n.as_cell().ok_or(EMPTY_TANKS)?;
1113− let c = Noun::from_u32(a.mug()).mug();
1114− let d = Noun::from_u32(b.mug()).mug();
1115−
1116− if c == d {
1117− DOR(ctx, n)
1118− } else {
1119− if c < d {
1120− Ok(ctx.nouns.y.clone())
1121− } else {
1122− Ok(ctx.nouns.n.clone())
1123− }
1124− }
1125−};
1126−
1127−static LOOK: Jet = |ctx, n| {
1128− let (cog, dab) = n.as_cell().ok_or(EMPTY_TANKS)?;
1129− LOOK_PAIR(ctx, Atom::new(vec![1]), cog, dab)
1130−};
1131−
1132−static LOOK_PAIR: fn(
1133− &mut InterpreterContext,
1134− Atom,
1135− &Rc<Noun>,
1136− &Rc<Noun>,
1137−) -> Result<Rc<Noun>, TTanks> = |ctx, axe, cog, dab| {
1138− if dab.is_sig() {
1139− Ok(ctx.nouns.sig.clone())
1140− } else {
1141− let (node, b, c) = dab.tuple_3().ok_or(EMPTY_TANKS)?;
1142− let l = b;
1143− let r = c;
1144− let (p, q) = node.as_cell().ok_or(EMPTY_TANKS)?;
1145− if b.is_sig() && c.is_sig() {
1146− if cog == p {
1147− Ok((ctx.nouns.sig.clone(), Noun::Atom(axe), q.clone()).as_noun())
1148− } else {
1149− Ok(ctx.nouns.sig.clone())
1150− }
1151− } else if b.is_sig() {
1152− if cog == p {
1153− Ok((ctx.nouns.sig.clone(), PEG_U32(&axe, 2), q.clone()).as_noun())
1154− } else if GOR_PAIR(ctx, cog, p)? {
1155− Ok(ctx.nouns.sig.clone())
1156− } else {
1157− LOOK_PAIR(ctx, PEG_U32(&axe, 3), cog, r)
1158− }
1159− } else if c.is_sig() {
1160− if cog == p {
1161− Ok((ctx.nouns.sig.clone(), PEG_U32(&axe, 2), q.clone()).as_noun())
1162− } else if GOR_PAIR(ctx, cog, p)? {
1163− LOOK_PAIR(ctx, PEG_U32(&axe, 3), cog, l)
1164− } else {
1165− Ok(ctx.nouns.sig.clone())
1166− }
1167− } else {
1168− if cog == p {
1169− Ok((ctx.nouns.sig.clone(), PEG_U32(&axe, 2), q.clone()).as_noun())
1170− } else if GOR_PAIR(ctx, cog, p)? {
1171− LOOK_PAIR(ctx, PEG_U32(&axe, 6), cog, l)
1172− } else {
1173− LOOK_PAIR(ctx, PEG_U32(&axe, 7), cog, r)
1174− }
1175− }
1176− }
1177−};
1178−
1179−static JUST: DoubleJet = |ctx, n, m| {
1180− let char = n.as_atom()?;
1181− let nail = m.as_nail()?;
1182− if *nail.rest == ctx.nouns.sig {
1183− Some(fail(nail).as_noun())
1184− } else {
1185− let (i, _) = nail.rest.as_cell()?;
1186− let i = i.as_atom()?;
1187− if i == char {
1188− Some(next(nail)?.as_noun())
1189− } else {
1190− Some(fail(nail).as_noun())
1191− }
1192− }
1193−};
1194−
1195−// static STIR: DoubleJet = |ctx, n, m| {
1196−// let (rud, raq) = n.as_cell()?;
1197−// let (raq, fel) = raq.as_cell()?;
1198−// let tub = m.as_nail()?;
1199−
1200−// let mut lef = Vec::new();
1201−// let mut vex = slam(ctx, fel, tub)?.as;
1202−// if vex.
1203−// };
1204−
1205−fn next<'a>(nail: Nail<'a>) -> Option<Edge<'a>> {
1206− if **nail.rest == Noun::SIG {
1207− Some(fail(nail))
1208− } else {
1209− let (i, t) = nail.rest.as_cell()?;
1210− let zac = lust(i.as_atom()?.clone(), nail.hair);
1211− // cell(zac, cell(Rc::new(Noun::SIG), cell(i, cell(zac, t))))
1212− Some(Edge {
1213− hair: zac.clone(),
1214− result: Some((i, Nail { hair: zac, rest: t })),
1215− })
1216− }
1217−}
1218−
1219−fn lust(char: Atom, hair: Hair) -> Hair {
1220− if char == Atom::from_slice(&vec![10]) {
1221− Hair {
1222− line: hair.line + 1,
1223− column: 1,
1224− }
1225− } else {
1226− Hair {
1227− line: hair.line,
1228− column: hair.column + 1,
1229− }
1230− }
1231−}
1232−
1233−fn fail(nail: Nail) -> Edge {
1234− Edge {
1235− hair: nail.hair,
1236− result: None,
1237− }
1238−}
1239−
1240−const MUG: Jet = |__ctx, n| Ok(Rc::new(Noun::from_u32(n.mug())));
1241−
1242−pub fn mum(syd: u32, fal: u32, key: &Atom) -> u32 {
1243− let wyd = met(3, &key);
1244− let mut i = 0;
1245− loop {
1246− if i == 8 {
1247− break fal;
1248− } else {
1249− let haz = muk(syd, wyd, &key);
1250− let ham = (haz >> 31) ^ (haz & !(1 << 31));
1251− if ham == 0 {
1252− i += 1;
1253− continue;
1254− } else {
1255− break ham;
1256− }
1257− }
1258− }
1259−}
1260−
1261−fn muk(seed: u32, len: u32, key: &Atom) -> u32 {
1262− let key: Vec<_> = key
1263− .to_bytes_le()
1264− .iter()
1265− .take(len as usize)
1266− .cloned()
1267− .collect();
1268−
1269− murmur3_32(&mut &*key, seed).unwrap()
1270−}