@@ -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, 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),
@@ -84,87 +63,43 @@ pub fn generate_jets() -> Jets {
8463 (90634096513747887582230817128332929026, ZING),
8564 (59352245691598674621226842217946522940, BEX),
8665 (102718716366123785010912772034318125155, END),
87− (233905026649167301608240871123208487851, CAN),
88− (88906713429699361214497715048276521868, CAT),
89− (194217032002582779752566874231896746840, MET),
90− (132848439781269254342687684309700447927, CUT),
91− (184331043431916214773639930303095454137, FIL),
92− (104452959965816676316166435675758878521, LSH),
93− (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),
11666 ])
11767}
11868
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>>;
69+pub type Jet = fn(ctx: &InterpreterContext, Rc<Noun>) -> Rc<Noun>;
12170
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− ))))
71+static BINARY_ATOM: fn(Rc<Noun>, fn(&Atom, &Atom) -> Atom) -> Rc<Noun> =
72+ |n: Rc<Noun>, f: fn(&Atom, &Atom) -> Atom| {
73+ let Noun::Cell { p, q, .. } = (*n).clone() else {
74+ panic!()
75+ };
76+ Rc::new(Noun::Atom(f(p.as_atom().unwrap(), q.as_atom().unwrap())))
12977 };
13078
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())
79+static BINARY_ATOM_LOOB: fn(&InterpreterContext, Rc<Noun>, fn(&Atom, &Atom) -> bool) -> Rc<Noun> =
80+ |ctx: &InterpreterContext, n: Rc<Noun>, f: fn(&Atom, &Atom) -> bool| {
81+ let Noun::Cell { p, q, .. } = (*n).clone() else {
82+ panic!()
83+ };
84+
85+ if f(p.as_atom().unwrap(), q.as_atom().unwrap()) {
86+ ctx.nouns.sig.clone()
14487 } else {
145− Ok(ctx.nouns.one.clone())
88+ ctx.nouns.one.clone()
14689 }
14790 };
14891
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−};
92+static BINARY_ATOM_PAIR: fn(Rc<Noun>, fn(&Atom, &Atom) -> (Atom, Atom)) -> Rc<Noun> =
93+ |n: Rc<Noun>, f: fn(&Atom, &Atom) -> (Atom, Atom)| {
94+ let Noun::Cell { p, q, .. } = (*n).clone() else {
95+ panic!()
96+ };
97+ let (a, b) = f(p.as_atom().unwrap(), q.as_atom().unwrap());
98+ cell(Rc::new(Noun::Atom(a)), Rc::new(Noun::Atom(b)))
99+ };
161100
162101static 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−};
102+static DEC: Jet = |_ctx, n| Rc::new(Noun::Atom(n.as_atom().unwrap() - 1u32));
168103static DVR: Jet = |_ctx, n| BINARY_ATOM_PAIR(n, |a, b| a.div_rem(&b));
169104static DIV: Jet = |_ctx, n| BINARY_ATOM(n, |a, b| a / b);
170105static GTE: Jet = |ctx, n| BINARY_ATOM_LOOB(ctx, n, |a, b| a >= b);
@@ -178,42 +113,40 @@ static MUL: Jet = |_ctx, n| BINARY_ATOM(n, |a, b| a * b);
178113static SUB: Jet = |_ctx, n| BINARY_ATOM(n, |a, b| a - b);
179114
180115static CAP: Jet = |ctx, n| {
181− let n = n.as_atom().ok_or(TTanks::new())?;
182− CAP_ATOM(ctx, n.clone())
116+ let Noun::Atom(n) = (*n).clone() else {
117+ panic!()
118+ };
119+ CAP_ATOM(ctx, n)
183120};
184−
185−static CAP_ATOM: fn(&InterpreterContext, Atom) -> Result<Rc<Noun>, TTanks> = |ctx, n: Atom| {
121+static CAP_ATOM: fn(&InterpreterContext, Atom) -> Rc<Noun> = |ctx, n: Atom| {
186122 let mut n_iter = n.iter_u32_digits();
187123
188124 match n_iter.len() {
189− 0 => Err(TTanks::new()),
125+ 0 => panic!(),
190126 1 => CAP_U32(ctx, n_iter.next().unwrap()),
191127 _ => CAP_ATOM(ctx, n >> 1),
192128 }
193129};
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()),
130+static CAP_U32: fn(ctx: &InterpreterContext, u32) -> Rc<Noun> = |ctx, n| match n {
131+ 0 | 1 => panic!(),
132+ 2 => ctx.nouns.two.clone(),
133+ 3 => ctx.nouns.three.clone(),
198134 n => CAP_U32(ctx, n >> 1),
199135};
200136
201137static 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− )))
138+ let Noun::Atom(n) = (*n).clone() else {
139+ panic!()
140+ };
141+ Rc::new(Noun::Atom(MAS_ATOM(ctx, n)))
206142};
207−static MAS_ATOM: fn(&InterpreterContext, Atom) -> Option<Atom> = |ctx, n| {
143+static MAS_ATOM: fn(&InterpreterContext, Atom) -> Atom = |ctx, n| {
208144 let mut n_iter = n.iter_u32_digits();
209145
210146 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)),
147+ 0 => panic!(),
148+ 1 => Atom::new(vec![MAS_U32(n_iter.next().unwrap())]),
149+ _ => (&n & &ctx.big_uints.one) + (MAS_ATOM(ctx, &n >> 1) << 1),
217150 }
218151};
219152static MAS_U32: fn(u32) -> u32 = |n| match n {
@@ -223,24 +156,26 @@ static MAS_U32: fn(u32) -> u32 = |n| match n {
223156};
224157
225158static PEG: Jet = |ctx, n| {
226− let (a, b) = n.as_cell().ok_or(TTanks::new())?;
159+ let Noun::Cell { p: a, q: b, .. } = (*n).clone() else {
160+ panic!()
161+ };
227162
228− let a = a.as_atom().ok_or(TTanks::new())?;
229− let b = b.as_atom().ok_or(TTanks::new())?;
163+ let a = a.as_atom().unwrap();
164+ let b = b.as_atom().unwrap();
230165
231166 if *a == Atom::ZERO {
232− return Err(TTanks::new());
167+ panic!()
233168 };
234169
235− Ok(Rc::new(Noun::Atom(PEG_ATOM(ctx, a, b.clone())?)))
170+ Rc::new(Noun::Atom(PEG_ATOM(ctx, a, b.clone())))
236171};
237−static PEG_ATOM: fn(&InterpreterContext, &Atom, Atom) -> Result<Atom, TTanks> = |ctx, a, b| {
172+static PEG_ATOM: fn(&InterpreterContext, &Atom, Atom) -> Atom = |ctx, a, b| {
238173 let mut b_iter = b.iter_u32_digits();
239174
240175 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)),
176+ 0 => panic!(),
177+ 1 => PEG_U32(a, b_iter.next().unwrap()),
178+ _ => (&b & &ctx.big_uints.one) + (PEG_ATOM(ctx, a, b >> 1) << 1),
244179 }
245180};
246181static PEG_U32: fn(&Atom, u32) -> Atom = |a, b| match b {
@@ -252,12 +187,12 @@ static PEG_U32: fn(&Atom, u32) -> Atom = |a, b| match b {
252187};
253188
254189static FAND: Jet = |ctx, n| {
255− let (nedl, hstk) = n.as_cell().ok_or(TTanks::new())?;
190+ let (nedl, hstk) = n.as_cell().unwrap();
256191 if nedl.is_sig() || hstk.is_sig() {
257− return Ok(ctx.nouns.sig.clone());
192+ return ctx.nouns.sig.clone();
258193 }
259194
260− let nedl: Vec<&Rc<Noun>> = nedl.list_iter().collect();
195+ let nedl: Vec<Rc<Noun>> = nedl.list_iter().collect();
261196
262197 let mut result: Vec<u32> = Vec::new();
263198
@@ -278,16 +213,16 @@ static FAND: Jet = |ctx, n| {
278213 inner_iter = iter.clone();
279214 }
280215
281− Ok(Noun::list(result.iter().map(|a| Noun::from_u32(*a))))
216+ Noun::list(result.iter().map(|a| Noun::from_u32(*a)))
282217};
283218
284219static FIND: Jet = |ctx, n| {
285− let (nedl, hstk) = n.as_cell().ok_or(TTanks::new())?;
220+ let (nedl, hstk) = n.as_cell().unwrap();
286221 if nedl.is_sig() || hstk.is_sig() {
287− return Ok(ctx.nouns.sig.clone());
222+ return ctx.nouns.sig.clone();
288223 }
289224
290− let nedl: Vec<&Rc<Noun>> = nedl.list_iter().collect();
225+ let nedl: Vec<Rc<Noun>> = nedl.list_iter().collect();
291226
292227 let mut iter = zip(0.., hstk.list_iter());
293228
@@ -300,28 +235,28 @@ static FIND: Jet = |ctx, n| {
300235 .collect::<Vec<_>>()
301236 == nedl
302237 {
303− return Ok(Rc::new(Noun::from_u32(i)).unit());
238+ return Rc::new(Noun::from_u32(i)).unit();
304239 }
305240
306241 inner_iter = iter.clone();
307242 }
308243
309− return Ok(ctx.nouns.sig.clone());
244+ return ctx.nouns.sig.clone();
310245};
311246
312247static FLOP: Jet = |ctx, n| {
313− Ok(n.list_iter()
314− .fold(ctx.nouns.sig.clone(), |tail, head| cell(&head, &tail)))
248+ n.list_iter()
249+ .fold(ctx.nouns.sig.clone(), |tail, head| cell(head, tail))
315250};
316251
317252static GULF: Jet = |_ctx, n| {
318− let (from, to) = n.as_cell().ok_or(TTanks::new())?;
253+ let (from, to) = n.as_cell().unwrap();
319254
320− let mut from = (*from.as_atom().ok_or(TTanks::new())?).clone();
321− let to = to.as_atom().ok_or(TTanks::new())?.clone();
255+ let mut from = (*from.as_atom().unwrap()).clone();
256+ let to = to.as_atom().unwrap().clone();
322257
323258 if from > to {
324− return Err(TTanks::new());
259+ panic!()
325260 }
326261
327262 let mut tmp = Vec::new();
@@ -331,940 +266,303 @@ static GULF: Jet = |_ctx, n| {
331266 from += 1u32;
332267 }
333268
334− Ok(Noun::list(tmp.iter().rev().map(|a| Noun::Atom(a.clone()))))
269+ Noun::list(tmp.iter().rev().map(|a| Noun::Atom(a.clone())))
335270};
336271
337272static 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())?;
273+ let (a, b) = n.as_cell().unwrap();
274+ let (b, c) = b.as_cell().unwrap();
340275
341− let mut b_iter = b.as_atom().ok_or(TTanks::new())?.iter_u32_digits();
276+ let mut b_iter = b.as_atom().unwrap().iter_u32_digits();
342277
343278 match b_iter.len() {
344− 0 => Ok(cell(&c, &a)),
279+ 0 => cell(c, a),
345280 1 => {
346281 let l = a.list_iter();
347282 let b = b_iter.next().unwrap() as usize;
348− Ok(Noun::list_refs(
283+ Noun::list_refs(
349284 l.clone()
350285 .take(b)
351286 .chain(once(c))
352287 .chain(l.skip(b))
353288 .collect::<Vec<_>>()
354289 .iter()
355− .cloned()
356− .cloned(),
357− ))
290+ .map(|x| x.clone()),
291+ )
358292 }
359− _ => Ok(Noun::list_refs(
293+ _ => Noun::list_refs(
360294 a.list_iter()
361295 .chain(once(c))
362296 .collect::<Vec<_>>()
363297 .iter()
364− .cloned()
365− .cloned(),
366− )),
298+ .map(|x| x.clone()),
299+ ),
367300 }
368301};
369302
370303static JOIN: Jet = |_ctx, n| {
371− let (sep, list) = n.as_cell().ok_or(TTanks::new())?;
372− Ok(Noun::list_refs(
304+ let (sep, list) = n.as_cell().unwrap();
305+ Noun::list_refs(
373306 list.list_iter()
374307 .intersperse(sep)
375308 .collect::<Vec<_>>()
376309 .iter()
377− .cloned()
378− .cloned(),
379− ))
310+ .map(|x| x.clone()),
311+ )
380312};
381313
382−static LENT: Jet = |_ctx, n| {
383− Ok(Rc::new(Noun::from_u32(
384− n.list_iter().fold(0u32, |l, _| l + 1),
385− )))
386−};
314+static LENT: Jet = |_ctx, n| Rc::new(Noun::from_u32(n.list_iter().fold(0u32, |l, _| l + 1)));
387315
388316static 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())
317+ let (a, b) = n.as_cell().unwrap();
318+ if a.list_iter()
319+ .all(|n| slam(ctx, b.clone(), n) == ctx.nouns.y)
393320 {
394− Ok(ctx.nouns.y.clone())
321+ ctx.nouns.y.clone()
395322 } else {
396− Ok(ctx.nouns.n.clone())
323+ ctx.nouns.n.clone()
397324 }
398325};
399326
400327static 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())
328+ let (a, b) = n.as_cell().unwrap();
329+ if a.list_iter()
330+ .any(|n| slam(ctx, b.clone(), n) == ctx.nouns.y)
405331 {
406− Ok(ctx.nouns.y.clone())
332+ ctx.nouns.y.clone()
407333 } else {
408− Ok(ctx.nouns.n.clone())
334+ ctx.nouns.n.clone()
409335 }
410336};
411337
412338static MURN: Jet = |ctx, n| {
413− let (a, b) = n.as_cell().ok_or(TTanks::new())?;
339+ let (a, b) = n.as_cell().unwrap();
414340
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− ))
341+ Noun::list_refs(
342+ a.list_iter()
343+ .filter_map(|n| slam(ctx, b.clone(), n).as_unit())
344+ .collect::<Vec<_>>()
345+ .iter()
346+ .map(|x| x.clone()),
347+ )
423348};
424349
425350static REAP: Jet = |_ctx, n| {
426− let (a, b) = n.as_cell().ok_or(TTanks::new())?;
351+ let (a, b) = n.as_cell().unwrap();
427352
428− Ok(Noun::list_refs(repeat_n(
429− b.clone(),
430− a.as_u32().unwrap() as usize,
431− )))
353+ Noun::list_refs(repeat_n(b, a.as_u32().unwrap() as usize))
432354};
433355
434−static REAR: Jet = |_ctx, n| n.list_iter().last().ok_or(TTanks::new()).cloned();
356+static REAR: Jet = |_ctx, n| n.list_iter().last().unwrap();
435357
436358static REEL: Jet = |ctx, n| {
437− let (list, gate) = n.as_cell().ok_or(TTanks::new())?;
359+ let (list, gate) = n.as_cell().unwrap();
438360
439361 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− },
362+ gate.clone().gate_sample().unwrap().as_cell().unwrap().1,
363+ |acc, next| slam(ctx, gate.clone(), cell(next.clone(), acc)),
451364 )
452365};
453366
454367static ROLL: Jet = |ctx, n| {
455− let (list, gate) = n.as_cell().ok_or(TTanks::new())?;
368+ let (list, gate) = n.as_cell().unwrap();
456369
457370 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− },
371+ gate.clone().gate_sample().unwrap().as_cell().unwrap().1,
372+ |acc, next| slam(ctx, gate.clone(), cell(next.clone(), acc)),
470373 )
471374};
472375
473376static SCAG: Jet = |_ctx, n| {
474− let (a, b) = n.as_cell().ok_or(TTanks::new())?;
377+ let (a, b) = n.as_cell().unwrap();
475378
476− Ok(Noun::list_refs(
379+ Noun::list_refs(
477380 b.list_iter()
478381 .take(a.as_u32().unwrap() as usize)
479382 .collect::<Vec<_>>()
480383 .iter()
481− .cloned()
482− .cloned(),
483− ))
384+ .map(|x| x.clone()),
385+ )
484386};
485387
486388static SKID: Jet = |ctx, n| {
487− let (list, gate) = n.as_cell().ok_or(TTanks::new())?;
389+ let (list, gate) = n.as_cell().unwrap();
488390
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());
494−
495− Ok(cell(
496− &Noun::list_refs(ys.iter().map(|(_, x)| (*x).clone())),
497− &Noun::list_refs(ns.iter().map(|(_, x)| (*x).clone())),
498− ))
391+ let (ys, ns): (Vec<Rc<Noun>>, _) = list
392+ .list_iter()
393+ .partition(|n| slam(ctx, gate.clone(), n.clone()).is_y());
394+
395+ cell(
396+ Noun::list_refs(ys.iter().cloned()),
397+ Noun::list_refs(ns.iter().cloned()),
398+ )
499399};
500400
501401static SKIM: Jet = |ctx, n| {
502− let (list, gate) = n.as_cell().ok_or(TTanks::new())?;
402+ let (list, gate) = n.as_cell().unwrap();
503403
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− ))
404+ Noun::list_refs(
405+ list.list_iter()
406+ .filter(|n| slam(ctx, gate.clone(), n.clone()).is_y())
407+ .collect::<Vec<_>>()
408+ .iter()
409+ .cloned(),
410+ )
513411};
514412
515413static SKIP: Jet = |ctx, n| {
516− let (list, gate) = n.as_cell().ok_or(TTanks::new())?;
414+ let (list, gate) = n.as_cell().unwrap();
517415
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− ))
416+ Noun::list_refs(
417+ list.list_iter()
418+ .filter(|n| slam(ctx, gate.clone(), n.clone()).is_n())
419+ .collect::<Vec<_>>()
420+ .iter()
421+ .cloned(),
422+ )
527423};
528424
529425static SLAG: Jet = |ctx, n| {
530− let (a, list) = n.as_cell().ok_or(TTanks::new())?;
426+ let (a, list) = n.as_cell().unwrap();
531427
532− let mut a_iter = a.as_atom().ok_or(TTanks::new())?.iter_u32_digits();
428+ let mut a_iter = a.as_atom().unwrap().iter_u32_digits();
533429
534430 match a_iter.len() {
535− 0 => Ok(list.clone()),
536− 1 => Ok(Noun::list_refs(
431+ 0 => list,
432+ 1 => Noun::list_refs(
537433 list.list_iter()
538434 .skip(a_iter.next().unwrap() as usize)
539435 .collect::<Vec<_>>()
540436 .iter()
541− .cloned()
542437 .cloned(),
543− )),
544− _ => Ok(ctx.nouns.sig.clone()),
438+ ),
439+ _ => ctx.nouns.sig.clone(),
545440 }
546441};
547442
548443static SNAG: Jet = |_ctx, n| {
549− let (a, list) = n.as_cell().ok_or(TTanks::new())?;
444+ let (a, list) = n.as_cell().unwrap();
550445
551− list.list_iter()
552− .nth(a.as_u32().unwrap() as usize)
553− .cloned()
554− .ok_or(TTanks::new())
446+ list.list_iter().nth(a.as_u32().unwrap() as usize).unwrap()
555447};
556448
557449static SNIP: Jet = |_ctx, n| {
558− Ok(Noun::list_refs(
450+ Noun::list_refs(
559451 n.list_iter()
560452 .collect::<Vec<_>>()
561453 .iter()
562454 .rev()
563455 .skip(1)
564456 .rev()
565− .cloned()
566457 .cloned(),
567− ))
458+ )
568459};
569460
570461static SNOC: Jet = |_ctx, n| {
571− let (list, b) = n.as_cell().ok_or(TTanks::new())?;
462+ let (list, b) = n.as_cell().unwrap();
572463
573− Ok(Noun::list_refs(
464+ Noun::list_refs(
574465 list.list_iter()
575466 .chain(once(b))
576467 .collect::<Vec<_>>()
577468 .iter()
578− .cloned()
579469 .cloned(),
580− ))
470+ )
581471};
582472
583−// static SORT: Jet = |ctx, n| {
584−// let (list, lth) = n.as_cell().unwrap();
473+static SORT: Jet = |ctx, n| {
474+ let (list, lth) = n.as_cell().unwrap();
585475
586−// let mut v: Vec<_> = list.list_iter().collect();
476+ let mut v: Vec<_> = list.list_iter().collect();
587477
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−// });
478+ v.sort_by(|a, b| {
479+ if slam(ctx, lth.clone(), cell(a.clone(), b.clone())).is_y() {
480+ Ordering::Less
481+ } else if slam(ctx, lth.clone(), cell(b.clone(), a.clone())).is_y() {
482+ Ordering::Greater
483+ } else {
484+ Ordering::Equal
485+ }
486+ });
597487
598−// Some(Noun::list_refs(v.iter().cloned()))
599−// };
488+ Noun::list_refs(v.iter().cloned())
489+};
600490
601491static 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())?;
492+ let (list, b) = n.as_cell().unwrap();
493+ let (mut acc, gate) = b.as_cell().unwrap();
604494
605495 let mut res = Vec::new();
606− let mut acc = acc.clone();
607496
608497 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());
498+ let (el, new_acc) = slam(ctx, gate.clone(), cell(n, acc)).as_cell().unwrap();
499+ acc = new_acc;
500+ res.push(el);
613501 }
614502
615− Ok(cell(&Noun::list_refs(res.iter().cloned()), &acc))
503+ cell(Noun::list_refs(res.iter().cloned()), acc)
616504};
617505
618506static SPUN: Jet = |ctx, n| {
619− let (list, gate) = n.as_cell().ok_or(TTanks::new())?;
507+ let (list, gate) = n.as_cell().unwrap();
620508
621509 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();
510+ let mut acc = gate.clone().gate_sample().unwrap().as_cell().unwrap().1;
629511
630512 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());
513+ let (el, new_acc) = slam(ctx, gate.clone(), cell(n, acc)).as_cell().unwrap();
514+ acc = new_acc;
515+ res.push(el);
635516 }
636517
637− Ok(cell(&Noun::list_refs(res.iter().cloned()), &acc))
518+ cell(Noun::list_refs(res.iter().cloned()), acc)
638519};
639520
640521static 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)))?
522+ let (list, gate) = n.as_cell().unwrap();
523+ Noun::list_refs(
524+ list.list_iter()
525+ .map(|x| slam(ctx, gate.clone(), x))
526+ .collect::<Vec<_>>()
644527 .iter()
645528 .cloned(),
646− ))
529+ )
647530};
648531
649532static WELD: Jet = |_ctx, n| {
650− let (a, b) = n.as_cell().ok_or(TTanks::new())?;
533+ let (a, b) = n.as_cell().unwrap();
651534
652− Ok(Noun::list_refs(
535+ Noun::list_refs(
653536 a.list_iter()
654537 .chain(b.list_iter())
655538 .collect::<Vec<_>>()
656539 .iter()
657− .cloned()
658540 .cloned(),
659− ))
541+ )
660542};
661543
662544static WELP: Jet = WELD;
663545
664546static ZING: Jet = |_ctx, n| {
665− Ok(Noun::list_refs(
547+ Noun::list_refs(
666548 n.list_iter()
667549 .map(|l| l.list_iter())
668550 .flatten()
669551 .collect::<Vec<_>>()
670552 .iter()
671− .cloned()
672553 .cloned(),
673− ))
554+ )
674555};
675556
676−static BEX: Jet = |ctx, n| {
677− Ok(Rc::new(Noun::Atom(
678− &ctx.big_uints.one << n.as_u32().unwrap(),
679− )))
680−};
557+static BEX: Jet = |ctx, n| Rc::new(Noun::Atom(&ctx.big_uints.one << n.as_u32().unwrap()));
681558
682559static END: Jet = |ctx, n| {
683− let (a, b) = n.as_cell().ok_or(TTanks::new())?;
684− let bite = a.as_bite();
560+ let (a, b) = n.as_cell().unwrap();
561+ let bite = a.as_bite().unwrap();
685562
686− let bits = bite.bits();
563+ let bits = 2u32.pow(bite.bloq) * bite.step;
687564
688565 let mask = (&ctx.big_uints.one << bits) - &ctx.big_uints.one;
689566
690− Ok(Rc::new(Noun::Atom(
691− mask & b.as_atom().ok_or(TTanks::new())?,
692− )))
567+ Rc::new(Noun::Atom(mask & b.as_atom().unwrap()))
693568};
694−
695−static CAN: Jet = |ctx, n| {
696− let (a, b) = n.as_cell().ok_or(TTanks::new())?;
697− let bloq = a.as_u32().unwrap();
698− let bloq_ = 2u32.pow(bloq);
699−
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())?)))
712−};
713−
714−static 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())?;
717−
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())?;
721−
722− Ok(Rc::new(Noun::Atom(
723− (c << (met(bloq, &b) * 2u32.pow(bloq))) | b,
724− )))
725−};
726−
727−static 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();
730− let bloq = bloq.as_u32().unwrap();
731−
732− Ok(Rc::new(Noun::from_u32(met(bloq, &b))))
733−};
734−
735−fn met(bloq: u32, a: &Atom) -> u32 {
736− (a.bits() as u32).div_ceil(2u32.pow(bloq))
737−}
738−
739−static 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())?;
743−
744− let bits = 2u32.pow(a.as_u32().unwrap());
745−
746− let mask = (&ctx.big_uints.one << (bits * c.as_u32().unwrap())) - &ctx.big_uints.one;
747−
748− Ok(Rc::new(Noun::Atom(
749− (d.as_atom().ok_or(TTanks::new())? >> (bits * b.as_u32().unwrap())) & mask,
750− )))
751−};
752−
753−static 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())?;
756−
757− let bits = 2u32.pow(a.as_u32().unwrap());
758−
759− let mask = (&ctx.big_uints.one << bits) - &ctx.big_uints.one;
760−
761− let src = c.as_atom().ok_or(TTanks::new())? & mask;
762−
763− let mut target = ctx.big_uints.zero.clone();
764−
765− for _ in 0..b.as_u32().unwrap() {
766− target = (target << bits) | &src;
767− }
768−
769− Ok(Rc::new(Noun::Atom(target)))
770−};
771−
772−static 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())?;
776−
777− Ok(Rc::new(Noun::Atom(b << a.bits())))
778−};
779−
780−static 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− }
879−
880− Ok(Rc::new(Noun::Atom(target)))
881−};
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−}