File: test.nim.dark.html

package info (click to toggle)
kf6-syntax-highlighting 6.18.0-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 49,060 kB
  • sloc: xml: 203,100; cpp: 12,878; python: 3,055; sh: 965; perl: 814; ruby: 494; pascal: 393; javascript: 161; php: 150; jsp: 132; lisp: 131; haskell: 124; ada: 119; ansic: 107; makefile: 96; f90: 94; ml: 85; cobol: 81; yacc: 71; csh: 62; exp: 61; erlang: 54; sql: 51; java: 47; sed: 45; objc: 37; tcl: 36; awk: 31; asm: 30; fortran: 18; cs: 10
file content (453 lines) | stat: -rw-r--r-- 63,077 bytes parent folder | download | duplicates (2) 
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
 
<!DOCTYPE html>
<html><head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
<title>test.nim</title>
<meta name="generator" content="KF5::SyntaxHighlighting - Definition (Nim) - Theme (Breeze Dark)"/>
</head><body style="background-color:#232629;color:#cfcfc2"><pre>
<span style="color:#7a7c7d"># Nim Sample file</span>
<span style="color:#7a7c7d"># Obtained form: https://nim-by-example.github.io/</span>

<span style="color:#7a7c7d"># Comment </span><span style="color:#e85848;background-color:#451e1a;font-weight:bold">ALERT</span><span style="color:#7a7c7d"> </span><span style="color:#81ca2d;background-color:#4d1f24;font-weight:bold">NOTE</span><span style="color:#7a7c7d"> </span><span style="color:#ca9219;background-color:#451e1a;font-weight:bold">FIXME</span>
<span style="color:#7a7c7d">#[ Multi-line</span>
<span style="color:#7a7c7d">comment ]#</span>

<span style="color:#a43340">## Documentation comment</span>
<span style="color:#a43340">##[ Multi-line</span>
<span style="color:#a43340">    documentation comment ]##</span>

<span style="font-weight:bold">import</span> strformat

<span style="font-weight:bold">type</span>
    <span style="color:#2980b9">Person</span> <span style="color:#7a7c7d">=</span> <span style="font-weight:bold">object</span>
        name<span style="font-weight:bold">:</span> <span style="color:#2980b9">string</span>
        age<span style="font-weight:bold">:</span> <span style="color:#2980b9">Natural</span> <span style="color:#7a7c7d"># Ensures the age is positive</span>

<span style="font-weight:bold">let</span> people <span style="color:#7a7c7d">=</span> <span style="font-weight:bold">[</span>
    <span style="color:#2980b9">Person</span><span style="font-weight:bold">(</span>name<span style="font-weight:bold">:</span> <span style="color:#f44f4f">"John"</span><span style="font-weight:bold">,</span> age<span style="font-weight:bold">:</span> <span style="color:#f67400">45</span><span style="font-weight:bold">),</span>
    <span style="color:#2980b9">Person</span><span style="font-weight:bold">(</span>name<span style="font-weight:bold">:</span> <span style="color:#f44f4f">"Kate"</span><span style="font-weight:bold">,</span> age<span style="font-weight:bold">:</span> <span style="color:#f67400">30</span><span style="font-weight:bold">)</span>
<span style="font-weight:bold">]</span>

<span style="color:#fdbc4b;font-weight:bold">for</span> person <span style="color:#7a7c7d;font-weight:bold">in</span> people<span style="font-weight:bold">:</span>
    <span style="color:#7a7c7d"># Type-safe string interpolation,</span>
    <span style="color:#7a7c7d"># evaluated at compile time.</span>
    <span style="color:#fdbc4b;font-weight:bold">echo</span><span style="font-weight:bold">(</span><span style="color:#8e44ad">fmt</span><span style="color:#f44f4f">"{person.name} is {person.age} years old"</span><span style="font-weight:bold">)</span>

<span style="color:#7a7c7d"># Thanks to Nim's 'iterator' and 'yield' constructs,</span>
<span style="color:#7a7c7d"># iterators are as easy to write as ordinary</span>
<span style="color:#7a7c7d"># functions. They are compiled to inline loops.</span>
<span style="font-weight:bold">iterator</span> <span style="color:#f44f4f;font-weight:bold">oddNumbers</span><span style="font-weight:bold">[</span><span style="color:#2980b9">Idx</span><span style="font-weight:bold">,</span> <span style="color:#2980b9">T</span><span style="font-weight:bold">](</span>a<span style="font-weight:bold">:</span> <span style="color:#2980b9">array</span><span style="font-weight:bold">[</span><span style="color:#2980b9">Idx</span><span style="font-weight:bold">,</span> <span style="color:#2980b9">T</span><span style="font-weight:bold">]):</span> <span style="color:#2980b9">T</span> <span style="color:#7a7c7d">=</span>
    <span style="color:#fdbc4b;font-weight:bold">for</span> x <span style="color:#7a7c7d;font-weight:bold">in</span> a<span style="font-weight:bold">:</span>
        <span style="color:#fdbc4b;font-weight:bold">if</span> x <span style="color:#7a7c7d;font-weight:bold">mod</span> <span style="color:#f67400">2</span> <span style="color:#7a7c7d">==</span> <span style="color:#f67400">1</span><span style="font-weight:bold">:</span>
            <span style="color:#fdbc4b;font-weight:bold">yield</span> x

<span style="color:#fdbc4b;font-weight:bold">for</span> odd <span style="color:#7a7c7d;font-weight:bold">in</span> <span style="color:#8e44ad">oddNumbers</span><span style="font-weight:bold">([</span><span style="color:#f67400">3</span><span style="font-weight:bold">,</span> <span style="color:#f67400">6</span><span style="font-weight:bold">,</span> <span style="color:#f67400">9</span><span style="font-weight:bold">,</span> <span style="color:#f67400">12</span><span style="font-weight:bold">,</span> <span style="color:#f67400">15</span><span style="font-weight:bold">,</span> <span style="color:#f67400">18</span><span style="font-weight:bold">]):</span>
    <span style="color:#fdbc4b;font-weight:bold">echo</span> odd

<span style="color:#7a7c7d"># Use Nim's macro system to transform a dense</span>
<span style="color:#7a7c7d"># data-centric description of x86 instructions</span>
<span style="color:#7a7c7d"># into lookup tables that are used by</span>
<span style="color:#7a7c7d"># assemblers and JITs.</span>
<span style="font-weight:bold">import</span> macros<span style="font-weight:bold">,</span> strutils

<span style="font-weight:bold">macro</span> <span style="color:#f44f4f;font-weight:bold">toLookupTable</span><span style="font-weight:bold">(</span>data<span style="font-weight:bold">:</span> <span style="color:#2980b9">static</span><span style="font-weight:bold">[</span><span style="color:#2980b9">string</span><span style="font-weight:bold">]):</span> <span style="color:#2980b9">untyped</span> <span style="color:#7a7c7d">=</span>
    <span style="color:#27ae60">result</span> <span style="color:#7a7c7d">=</span> <span style="color:#8e44ad">newTree</span><span style="font-weight:bold">(</span>nnkBracket<span style="font-weight:bold">)</span>
    <span style="color:#fdbc4b;font-weight:bold">for</span> w <span style="color:#7a7c7d;font-weight:bold">in</span> data<span style="font-weight:bold">.</span><span style="color:#8e44ad">split</span><span style="font-weight:bold">(</span><span style="color:#3daee9">';'</span><span style="font-weight:bold">):</span>
        <span style="color:#27ae60">result</span><span style="font-weight:bold">.</span><span style="color:#2980b9">add</span> <span style="color:#8e44ad">newLit</span><span style="font-weight:bold">(</span>w<span style="font-weight:bold">)</span>

<span style="font-weight:bold">const</span>
    data <span style="color:#7a7c7d">=</span> <span style="color:#f44f4f">"mov;btc;cli;xor"</span>
    opcodes <span style="color:#7a7c7d">=</span> <span style="color:#8e44ad">toLookupTable</span><span style="font-weight:bold">(</span>data<span style="font-weight:bold">)</span>

<span style="color:#fdbc4b;font-weight:bold">for</span> o <span style="color:#7a7c7d;font-weight:bold">in</span> opcodes<span style="font-weight:bold">:</span>
    <span style="color:#fdbc4b;font-weight:bold">echo</span> o

<span style="color:#7a7c7d"># Variables</span>
<span style="font-weight:bold">proc</span> <span style="color:#f44f4f;font-weight:bold">getAlphabet</span><span style="font-weight:bold">():</span> <span style="color:#2980b9">string</span> <span style="color:#7a7c7d">=</span>
    <span style="font-weight:bold">var</span> accm <span style="color:#7a7c7d">=</span> <span style="color:#f44f4f">""</span>
    <span style="color:#fdbc4b;font-weight:bold">for</span> letter <span style="color:#7a7c7d;font-weight:bold">in</span> <span style="color:#3daee9">'a'</span><span style="font-weight:bold">..</span><span style="color:#3daee9">'z'</span><span style="font-weight:bold">:</span>  <span style="color:#7a7c7d"># see iterators</span>
        accm<span style="font-weight:bold">.</span><span style="color:#8e44ad">add</span><span style="font-weight:bold">(</span>letter<span style="font-weight:bold">)</span>
    <span style="color:#fdbc4b;font-weight:bold">return</span> accm

<span style="color:#7a7c7d"># Computed at compilation time</span>
<span style="font-weight:bold">const</span> alphabet <span style="color:#7a7c7d">=</span> <span style="color:#8e44ad">getAlphabet</span><span style="font-weight:bold">()</span>

<span style="color:#7a7c7d"># Mutable variables</span>
<span style="font-weight:bold">var</span>
    a <span style="color:#7a7c7d">=</span> <span style="color:#f44f4f">"foo"</span>
    b <span style="color:#7a7c7d">=</span> <span style="color:#f67400">0</span>
    <span style="color:#7a7c7d"># Works fine, initialized to 0</span>
    c<span style="font-weight:bold">:</span> <span style="color:#2980b9">int</span>

<span style="color:#7a7c7d"># Immutable variables</span>
<span style="font-weight:bold">let</span>
    d <span style="color:#7a7c7d">=</span> <span style="color:#f44f4f">"foo"</span>
    e <span style="color:#7a7c7d">=</span> <span style="color:#f67400">5</span>
    <span style="color:#7a7c7d"># Compile-time error, must be initialized at creation</span>
    f<span style="font-weight:bold">:</span> <span style="color:#2980b9">float</span>

<span style="color:#7a7c7d"># Works fine, `a` is mutable</span>
a<span style="font-weight:bold">.</span><span style="color:#8e44ad">add</span><span style="font-weight:bold">(</span><span style="color:#f44f4f">"bar"</span><span style="font-weight:bold">)</span>
b <span style="color:#7a7c7d">+=</span> <span style="color:#f67400">1</span>
c <span style="color:#7a7c7d">=</span> <span style="color:#f67400">3</span>

<span style="color:#7a7c7d"># Compile-time error, const cannot be modified at run-time</span>
alphabet <span style="color:#7a7c7d">=</span> <span style="color:#f44f4f">"abc"</span>

<span style="color:#7a7c7d"># Compile-time error, `d` and `e` are immutable</span>
d<span style="font-weight:bold">.</span><span style="color:#8e44ad">add</span><span style="font-weight:bold">(</span><span style="color:#f44f4f">"bar"</span><span style="font-weight:bold">)</span>
e <span style="color:#7a7c7d">+=</span> <span style="color:#f67400">1</span>

<span style="color:#7a7c7d"># Const</span>
<span style="color:#2980b9">STRING_LITERAL</span><span style="font-weight:bold">(</span><span style="color:#2980b9">TMP129</span><span style="font-weight:bold">,</span> <span style="color:#f44f4f">"abcdefghijklmnopqrstuvwxyz"</span><span style="font-weight:bold">,</span> <span style="color:#f67400">26</span><span style="font-weight:bold">);</span>

<span style="color:#7a7c7d"># Loops</span>
<span style="font-weight:bold">import</span> strutils<span style="font-weight:bold">,</span> random

<span style="color:#8e44ad">randomize</span><span style="font-weight:bold">()</span>
<span style="font-weight:bold">let</span> answer <span style="color:#7a7c7d">=</span> <span style="color:#8e44ad">random</span><span style="font-weight:bold">(</span><span style="color:#f67400">10</span><span style="font-weight:bold">)</span> <span style="color:#7a7c7d">+</span> <span style="color:#f67400">1</span>
<span style="color:#fdbc4b;font-weight:bold">while</span> <span style="color:#27aeae;font-weight:bold">true</span><span style="font-weight:bold">:</span>
    <span style="color:#fdbc4b;font-weight:bold">echo</span> <span style="color:#f44f4f">"I have a number from 1 to 10, what is it? "</span>
    <span style="font-weight:bold">let</span> guess <span style="color:#7a7c7d">=</span> <span style="color:#8e44ad">parseInt</span><span style="font-weight:bold">(</span>stdin<span style="font-weight:bold">.</span><span style="color:#2980b9">readLine</span><span style="font-weight:bold">)</span>

    <span style="color:#fdbc4b;font-weight:bold">if</span> guess <span style="color:#7a7c7d">&lt;</span> answer<span style="font-weight:bold">:</span>
        <span style="color:#fdbc4b;font-weight:bold">echo</span> <span style="color:#f44f4f">"Too low, try again"</span>
    <span style="color:#fdbc4b;font-weight:bold">elif</span> guess <span style="color:#7a7c7d">></span> answer<span style="font-weight:bold">:</span>
        <span style="color:#fdbc4b;font-weight:bold">echo</span> <span style="color:#f44f4f">"Too high, try again"</span>
    <span style="color:#fdbc4b;font-weight:bold">else</span><span style="font-weight:bold">:</span>
        <span style="color:#fdbc4b;font-weight:bold">echo</span> <span style="color:#f44f4f">"Correct!"</span>
        <span style="color:#fdbc4b;font-weight:bold">break</span>

<span style="color:#fdbc4b;font-weight:bold">block</span> busyloops<span style="font-weight:bold">:</span>
    <span style="color:#fdbc4b;font-weight:bold">while</span> <span style="color:#27aeae;font-weight:bold">true</span><span style="font-weight:bold">:</span>
        <span style="color:#fdbc4b;font-weight:bold">while</span> <span style="color:#27aeae;font-weight:bold">true</span><span style="font-weight:bold">:</span>
        <span style="color:#fdbc4b;font-weight:bold">break</span> busyloops

<span style="color:#7a7c7d"># Case Statements</span>
<span style="color:#fdbc4b;font-weight:bold">case</span> <span style="color:#f44f4f">"charlie"</span><span style="font-weight:bold">:</span>
    <span style="color:#7a7c7d;font-weight:bold">of</span> <span style="color:#f44f4f">"alfa"</span><span style="font-weight:bold">:</span>
        <span style="color:#fdbc4b;font-weight:bold">echo</span> <span style="color:#f44f4f">"A"</span>
    <span style="color:#7a7c7d;font-weight:bold">of</span> <span style="color:#f44f4f">"bravo"</span><span style="font-weight:bold">:</span>
        <span style="color:#fdbc4b;font-weight:bold">echo</span> <span style="color:#f44f4f">"B"</span>
    <span style="color:#7a7c7d;font-weight:bold">of</span> <span style="color:#f44f4f">"charlie"</span><span style="font-weight:bold">:</span>
        <span style="color:#fdbc4b;font-weight:bold">echo</span> <span style="color:#f44f4f">"C"</span>
    <span style="color:#fdbc4b;font-weight:bold">else</span><span style="font-weight:bold">:</span>
        <span style="color:#fdbc4b;font-weight:bold">echo</span> <span style="color:#f44f4f">"Unrecognized letter"</span>

<span style="color:#fdbc4b;font-weight:bold">case</span> <span style="color:#3daee9">'h'</span><span style="font-weight:bold">:</span>
    <span style="color:#7a7c7d;font-weight:bold">of</span> <span style="color:#3daee9">'a'</span><span style="font-weight:bold">,</span> <span style="color:#3daee9">'e'</span><span style="font-weight:bold">,</span> <span style="color:#3daee9">'i'</span><span style="font-weight:bold">,</span> <span style="color:#3daee9">'o'</span><span style="font-weight:bold">,</span> <span style="color:#3daee9">'u'</span><span style="font-weight:bold">:</span>
        <span style="color:#fdbc4b;font-weight:bold">echo</span> <span style="color:#f44f4f">"Vowel"</span>
    <span style="color:#7a7c7d;font-weight:bold">of</span> <span style="color:#3daee9">'\127'</span><span style="font-weight:bold">..</span><span style="color:#3daee9">'\255'</span><span style="font-weight:bold">:</span>
        <span style="color:#fdbc4b;font-weight:bold">echo</span> <span style="color:#f44f4f">"Unknown"</span>
    <span style="color:#fdbc4b;font-weight:bold">else</span><span style="font-weight:bold">:</span>
        <span style="color:#fdbc4b;font-weight:bold">echo</span> <span style="color:#f44f4f">"Consonant"</span>

<span style="font-weight:bold">proc</span> <span style="color:#f44f4f;font-weight:bold">positiveOrNegative</span><span style="font-weight:bold">(</span>num<span style="font-weight:bold">:</span> <span style="color:#2980b9">int</span><span style="font-weight:bold">):</span> <span style="color:#2980b9">string</span> <span style="color:#7a7c7d">=</span>
    <span style="color:#27ae60">result</span> <span style="color:#7a7c7d">=</span> <span style="color:#fdbc4b;font-weight:bold">case</span> num<span style="font-weight:bold">:</span>
        <span style="color:#7a7c7d;font-weight:bold">of</span> <span style="color:#8e44ad">low</span><span style="font-weight:bold">(</span><span style="color:#2980b9">int</span><span style="font-weight:bold">)..</span> <span style="color:#7a7c7d">-</span><span style="color:#f67400">1</span><span style="font-weight:bold">:</span>
            <span style="color:#f44f4f">"negative"</span>
        <span style="color:#7a7c7d;font-weight:bold">of</span> <span style="color:#f67400">0</span><span style="font-weight:bold">:</span>
            <span style="color:#f44f4f">"zero"</span>
        <span style="color:#7a7c7d;font-weight:bold">of</span> <span style="color:#f67400">1</span><span style="font-weight:bold">..</span><span style="color:#8e44ad">high</span><span style="font-weight:bold">(</span><span style="color:#2980b9">int</span><span style="font-weight:bold">):</span>
            <span style="color:#f44f4f">"positive"</span>
        <span style="color:#fdbc4b;font-weight:bold">else</span><span style="font-weight:bold">:</span>
            <span style="color:#f44f4f">"impossible"</span>

<span style="color:#fdbc4b;font-weight:bold">echo</span> <span style="color:#8e44ad">positiveOrNegative</span><span style="font-weight:bold">(</span><span style="color:#7a7c7d">-</span><span style="color:#f67400">1</span><span style="font-weight:bold">)</span>

<span style="color:#7a7c7d"># items and pairs</span>
<span style="font-weight:bold">type</span>
    <span style="color:#2980b9">CustomRange</span> <span style="color:#7a7c7d">=</span> <span style="font-weight:bold">object</span>
        low<span style="font-weight:bold">:</span> <span style="color:#2980b9">int</span>
        high<span style="font-weight:bold">:</span> <span style="color:#2980b9">int</span>

<span style="font-weight:bold">iterator</span> <span style="color:#f44f4f;font-weight:bold">items</span><span style="font-weight:bold">(</span>range<span style="font-weight:bold">:</span> <span style="color:#2980b9">CustomRange</span><span style="font-weight:bold">):</span> <span style="color:#2980b9">int</span> <span style="color:#7a7c7d">=</span>
    <span style="font-weight:bold">var</span> i <span style="color:#7a7c7d">=</span> range<span style="font-weight:bold">.</span><span style="color:#2980b9">low</span>
    <span style="color:#fdbc4b;font-weight:bold">while</span> i <span style="color:#7a7c7d">&lt;=</span> range<span style="font-weight:bold">.</span><span style="color:#2980b9">high</span><span style="font-weight:bold">:</span>
        <span style="color:#fdbc4b;font-weight:bold">yield</span> i
        <span style="color:#8e44ad">inc</span> i

<span style="font-weight:bold">iterator</span> <span style="color:#f44f4f;font-weight:bold">pairs</span><span style="font-weight:bold">(</span>range<span style="font-weight:bold">:</span> <span style="color:#2980b9">CustomRange</span><span style="font-weight:bold">):</span> <span style="color:#2980b9">tuple</span><span style="font-weight:bold">[</span>a<span style="font-weight:bold">:</span> <span style="color:#2980b9">int</span><span style="font-weight:bold">,</span> b<span style="font-weight:bold">:</span> <span style="color:#2980b9">char</span><span style="font-weight:bold">]</span> <span style="color:#7a7c7d">=</span>
    <span style="color:#fdbc4b;font-weight:bold">for</span> i <span style="color:#7a7c7d;font-weight:bold">in</span> range<span style="font-weight:bold">:</span>  <span style="color:#7a7c7d"># uses CustomRange.items</span>
        <span style="color:#fdbc4b;font-weight:bold">yield</span> <span style="font-weight:bold">(</span>i<span style="font-weight:bold">,</span> <span style="color:#2980b9">char</span><span style="font-weight:bold">(</span>i <span style="color:#7a7c7d">+</span> <span style="color:#8e44ad">ord</span><span style="font-weight:bold">(</span><span style="color:#3daee9">'a'</span><span style="font-weight:bold">)))</span>

<span style="color:#fdbc4b;font-weight:bold">for</span> i<span style="font-weight:bold">,</span> c <span style="color:#7a7c7d;font-weight:bold">in</span> <span style="color:#2980b9">CustomRange</span><span style="font-weight:bold">(</span>low<span style="font-weight:bold">:</span> <span style="color:#f67400">1</span><span style="font-weight:bold">,</span> high<span style="font-weight:bold">:</span> <span style="color:#f67400">3</span><span style="font-weight:bold">):</span>
    <span style="color:#fdbc4b;font-weight:bold">echo</span> c

<span style="color:#7a7c7d"># Operators</span>
<span style="font-weight:bold">iterator</span> <span style="color:#f44f4f;font-weight:bold">`...`</span><span style="color:#7a7c7d">*</span><span style="font-weight:bold">[</span><span style="color:#2980b9">T</span><span style="font-weight:bold">](</span>a<span style="font-weight:bold">:</span> <span style="color:#2980b9">T</span><span style="font-weight:bold">,</span> b<span style="font-weight:bold">:</span> <span style="color:#2980b9">T</span><span style="font-weight:bold">):</span> <span style="color:#2980b9">T</span> <span style="color:#7a7c7d">=</span>
    <span style="font-weight:bold">var</span> res<span style="font-weight:bold">:</span> <span style="color:#2980b9">T</span> <span style="color:#7a7c7d">=</span> <span style="color:#2980b9">T</span><span style="font-weight:bold">(</span>a<span style="font-weight:bold">)</span>
    <span style="color:#fdbc4b;font-weight:bold">while</span> res <span style="color:#7a7c7d">&lt;=</span> b<span style="font-weight:bold">:</span>
        <span style="color:#fdbc4b;font-weight:bold">yield</span> res
        <span style="color:#8e44ad">inc</span> res

<span style="color:#fdbc4b;font-weight:bold">for</span> i <span style="color:#7a7c7d;font-weight:bold">in</span> <span style="color:#f67400">0</span><span style="font-weight:bold">...</span><span style="color:#f67400">5</span><span style="font-weight:bold">:</span>
    <span style="color:#fdbc4b;font-weight:bold">echo</span> i

<span style="color:#7a7c7d"># Inline Iterators</span>
<span style="font-weight:bold">iterator</span> <span style="color:#f44f4f;font-weight:bold">countTo</span><span style="font-weight:bold">(</span>n<span style="font-weight:bold">:</span> <span style="color:#2980b9">int</span><span style="font-weight:bold">):</span> <span style="color:#2980b9">int</span> <span style="color:#7a7c7d">=</span>
    <span style="font-weight:bold">var</span> i <span style="color:#7a7c7d">=</span> <span style="color:#f67400">0</span>
    <span style="color:#fdbc4b;font-weight:bold">while</span> i <span style="color:#7a7c7d">&lt;=</span> n<span style="font-weight:bold">:</span>
        <span style="color:#fdbc4b;font-weight:bold">yield</span> i
        <span style="color:#8e44ad">inc</span> i

<span style="color:#fdbc4b;font-weight:bold">for</span> i <span style="color:#7a7c7d;font-weight:bold">in</span> <span style="color:#8e44ad">countTo</span><span style="font-weight:bold">(</span><span style="color:#f67400">5</span><span style="font-weight:bold">):</span>
    <span style="color:#fdbc4b;font-weight:bold">echo</span> i

<span style="color:#7a7c7d"># Closure Iterators</span>
<span style="font-weight:bold">proc</span> <span style="color:#f44f4f;font-weight:bold">countTo</span><span style="font-weight:bold">(</span>n<span style="font-weight:bold">:</span> <span style="color:#2980b9">int</span><span style="font-weight:bold">):</span> <span style="font-weight:bold">iterator</span><span style="font-weight:bold">():</span> <span style="color:#2980b9">int</span> <span style="color:#7a7c7d">=</span>
    <span style="color:#fdbc4b;font-weight:bold">return</span> <span style="font-weight:bold">iterator</span><span style="font-weight:bold">():</span> <span style="color:#2980b9">int</span> <span style="color:#7a7c7d">=</span>
        <span style="font-weight:bold">var</span> i <span style="color:#7a7c7d">=</span> <span style="color:#f67400">0</span>
        <span style="color:#fdbc4b;font-weight:bold">while</span> i <span style="color:#7a7c7d">&lt;=</span> n<span style="font-weight:bold">:</span>
            <span style="color:#fdbc4b;font-weight:bold">yield</span> i
            <span style="color:#8e44ad">inc</span> i

<span style="font-weight:bold">let</span> countTo20 <span style="color:#7a7c7d">=</span> <span style="color:#8e44ad">countTo</span><span style="font-weight:bold">(</span><span style="color:#f67400">20</span><span style="font-weight:bold">)</span>

<span style="color:#fdbc4b;font-weight:bold">echo</span> <span style="color:#8e44ad">countTo20</span><span style="font-weight:bold">()</span>

<span style="font-weight:bold">var</span> output <span style="color:#7a7c7d">=</span> <span style="color:#f44f4f">""</span>
<span style="color:#7a7c7d"># Raw iterator usage:</span>
<span style="color:#fdbc4b;font-weight:bold">while</span> <span style="color:#27aeae;font-weight:bold">true</span><span style="font-weight:bold">:</span>
    <span style="color:#7a7c7d"># 1. grab an element</span>
    <span style="font-weight:bold">let</span> next <span style="color:#7a7c7d">=</span> <span style="color:#8e44ad">countTo20</span><span style="font-weight:bold">()</span>
    <span style="color:#7a7c7d"># 2. Is the element bogus? It's the end of the loop, discard it</span>
    <span style="color:#fdbc4b;font-weight:bold">if</span> <span style="color:#8e44ad">finished</span><span style="font-weight:bold">(</span>countTo20<span style="font-weight:bold">):</span>
        <span style="color:#fdbc4b;font-weight:bold">break</span>
    <span style="color:#7a7c7d"># 3. Loop body goes here:</span>
    output<span style="font-weight:bold">.</span><span style="color:#8e44ad">add</span><span style="font-weight:bold">(</span><span style="color:#7a7c7d">$</span>next <span style="color:#7a7c7d">&amp;</span> <span style="color:#f44f4f">" "</span><span style="font-weight:bold">)</span>

<span style="color:#fdbc4b;font-weight:bold">echo</span> output

output <span style="color:#7a7c7d">=</span> <span style="color:#f44f4f">""</span>
<span style="font-weight:bold">let</span> countTo9 <span style="color:#7a7c7d">=</span> <span style="color:#8e44ad">countTo</span><span style="font-weight:bold">(</span><span style="color:#f67400">9</span><span style="font-weight:bold">)</span>
<span style="color:#fdbc4b;font-weight:bold">for</span> i <span style="color:#7a7c7d;font-weight:bold">in</span> <span style="color:#8e44ad">countTo9</span><span style="font-weight:bold">():</span>
    output<span style="font-weight:bold">.</span><span style="color:#8e44ad">add</span><span style="font-weight:bold">(</span><span style="color:#7a7c7d">$</span>i<span style="font-weight:bold">)</span>
<span style="color:#fdbc4b;font-weight:bold">echo</span> output

<span style="color:#7a7c7d"># Procs</span>
<span style="font-weight:bold">proc</span> <span style="color:#f44f4f;font-weight:bold">fibonacci</span><span style="font-weight:bold">(</span>n<span style="font-weight:bold">:</span> <span style="color:#2980b9">int</span><span style="font-weight:bold">):</span> <span style="color:#2980b9">int</span> <span style="color:#7a7c7d">=</span>
    <span style="color:#fdbc4b;font-weight:bold">if</span> n <span style="color:#7a7c7d">&lt;</span> <span style="color:#f67400">2</span><span style="font-weight:bold">:</span>
        <span style="color:#27ae60">result</span> <span style="color:#7a7c7d">=</span> n
    <span style="color:#fdbc4b;font-weight:bold">else</span><span style="font-weight:bold">:</span>
        <span style="color:#27ae60">result</span> <span style="color:#7a7c7d">=</span> <span style="color:#8e44ad">fibonacci</span><span style="font-weight:bold">(</span>n <span style="color:#7a7c7d">-</span> <span style="color:#f67400">1</span><span style="font-weight:bold">)</span> <span style="color:#7a7c7d">+</span> <span style="font-weight:bold">(</span>n <span style="color:#7a7c7d">-</span> <span style="color:#f67400">2</span><span style="font-weight:bold">).</span><span style="color:#2980b9">fibonacci</span>

<span style="color:#7a7c7d"># Operators</span>
<span style="font-weight:bold">proc</span> <span style="color:#f44f4f;font-weight:bold">`$`</span><span style="font-weight:bold">(</span>a<span style="font-weight:bold">:</span> <span style="color:#2980b9">array</span><span style="font-weight:bold">[</span><span style="color:#f67400">2</span><span style="font-weight:bold">,</span> <span style="color:#2980b9">array</span><span style="font-weight:bold">[</span><span style="color:#f67400">2</span><span style="font-weight:bold">,</span> <span style="color:#2980b9">int</span><span style="font-weight:bold">]]):</span> <span style="color:#2980b9">string</span> <span style="color:#7a7c7d">=</span>
    <span style="color:#27ae60">result</span> <span style="color:#7a7c7d">=</span> <span style="color:#f44f4f">""</span>
    <span style="color:#fdbc4b;font-weight:bold">for</span> v <span style="color:#7a7c7d;font-weight:bold">in</span> a<span style="font-weight:bold">:</span>
        <span style="color:#fdbc4b;font-weight:bold">for</span> vx <span style="color:#7a7c7d;font-weight:bold">in</span> v<span style="font-weight:bold">:</span>
            <span style="color:#27ae60">result</span><span style="font-weight:bold">.</span><span style="color:#8e44ad">add</span><span style="font-weight:bold">(</span><span style="color:#7a7c7d">$</span>vx <span style="color:#7a7c7d">&amp;</span> <span style="color:#f44f4f">", "</span><span style="font-weight:bold">)</span>
        <span style="color:#27ae60">result</span><span style="font-weight:bold">.</span><span style="color:#8e44ad">add</span><span style="font-weight:bold">(</span><span style="color:#f44f4f">"</span><span style="color:#3daee9">\n</span><span style="color:#f44f4f">"</span><span style="font-weight:bold">)</span>

<span style="color:#fdbc4b;font-weight:bold">echo</span><span style="font-weight:bold">([[</span><span style="color:#f67400">1</span><span style="font-weight:bold">,</span> <span style="color:#f67400">2</span><span style="font-weight:bold">],</span> <span style="font-weight:bold">[</span><span style="color:#f67400">3</span><span style="font-weight:bold">,</span> <span style="color:#f67400">4</span><span style="font-weight:bold">]])</span>  <span style="color:#7a7c7d"># See varargs for</span>
                        <span style="color:#7a7c7d"># how echo works</span>

<span style="font-weight:bold">proc</span> <span style="color:#f44f4f;font-weight:bold">`^&amp;*^@%`</span><span style="font-weight:bold">(</span>a<span style="font-weight:bold">,</span> b<span style="font-weight:bold">:</span> <span style="color:#2980b9">string</span><span style="font-weight:bold">):</span> <span style="color:#2980b9">string</span> <span style="color:#7a7c7d">=</span>
    <span style="color:#a43340">## A confusingly named useless operator</span>
    <span style="color:#27ae60">result</span> <span style="color:#7a7c7d">=</span> a<span style="font-weight:bold">[</span><span style="color:#f67400">0</span><span style="font-weight:bold">]</span> <span style="color:#7a7c7d">&amp;</span> b<span style="font-weight:bold">[</span><span style="color:#8e44ad">high</span><span style="font-weight:bold">(</span>b<span style="font-weight:bold">)]</span>

<span style="color:#fdbc4b;font-weight:bold">assert</span><span style="font-weight:bold">(</span><span style="color:#f44f4f">"foo"</span> <span style="color:#7a7c7d">^&amp;*^@%</span> <span style="color:#f44f4f">"bar"</span> <span style="color:#7a7c7d">==</span> <span style="color:#f44f4f">"fr"</span><span style="font-weight:bold">)</span>

<span style="color:#7a7c7d"># Generic Functions</span>
<span style="color:#7a7c7d"># Not really good idea for obvious reasons</span>
<span style="font-weight:bold">let</span> zero <span style="color:#7a7c7d">=</span> <span style="color:#f44f4f">""</span>
<span style="font-weight:bold">proc</span> <span style="color:#f44f4f;font-weight:bold">`+`</span><span style="font-weight:bold">(</span>a<span style="font-weight:bold">,</span> b<span style="font-weight:bold">:</span> <span style="color:#2980b9">string</span><span style="font-weight:bold">):</span> <span style="color:#2980b9">string</span> <span style="color:#7a7c7d">=</span>
    a <span style="color:#7a7c7d">&amp;</span> b

<span style="font-weight:bold">proc</span> <span style="color:#f44f4f;font-weight:bold">`*`</span><span style="font-weight:bold">[</span><span style="color:#2980b9">T</span><span style="font-weight:bold">](</span>a<span style="font-weight:bold">:</span> <span style="color:#2980b9">T</span><span style="font-weight:bold">,</span> b<span style="font-weight:bold">:</span> <span style="color:#2980b9">int</span><span style="font-weight:bold">):</span> <span style="color:#2980b9">T</span> <span style="color:#7a7c7d">=</span>
    <span style="color:#27ae60">result</span> <span style="color:#7a7c7d">=</span> zero
    <span style="color:#fdbc4b;font-weight:bold">for</span> i <span style="color:#7a7c7d;font-weight:bold">in</span> <span style="color:#f67400">0</span><span style="font-weight:bold">..</span>b<span style="color:#7a7c7d">-</span><span style="color:#f67400">1</span><span style="font-weight:bold">:</span>
        <span style="color:#27ae60">result</span> <span style="color:#7a7c7d">=</span> <span style="color:#27ae60">result</span> <span style="color:#7a7c7d">+</span> <span style="color:#8e44ad">a </span> <span style="color:#7a7c7d"># calls `+` from line 3</span>

<span style="color:#fdbc4b;font-weight:bold">assert</span><span style="font-weight:bold">(</span><span style="color:#f44f4f">"a"</span> <span style="color:#7a7c7d">*</span> <span style="color:#f67400">10</span> <span style="color:#7a7c7d">==</span> <span style="color:#f44f4f">"aaaaaaaaaa"</span><span style="font-weight:bold">)</span>

<span style="color:#7a7c7d"># Blocks</span>
<span style="color:#fdbc4b;font-weight:bold">block</span> outer<span style="font-weight:bold">:</span>
    <span style="color:#fdbc4b;font-weight:bold">for</span> i <span style="color:#7a7c7d;font-weight:bold">in</span> <span style="color:#f67400">0</span><span style="font-weight:bold">..</span><span style="color:#f67400">2000</span><span style="font-weight:bold">:</span>
        <span style="color:#fdbc4b;font-weight:bold">for</span> j <span style="color:#7a7c7d;font-weight:bold">in</span> <span style="color:#f67400">0</span><span style="font-weight:bold">..</span><span style="color:#f67400">2000</span><span style="font-weight:bold">:</span>
            <span style="color:#fdbc4b;font-weight:bold">if</span> i<span style="color:#7a7c7d">+</span>j <span style="color:#7a7c7d">==</span> <span style="color:#f67400">3145</span><span style="font-weight:bold">:</span>
                <span style="color:#fdbc4b;font-weight:bold">echo</span> i<span style="font-weight:bold">,</span> <span style="color:#f44f4f">", "</span><span style="font-weight:bold">,</span> j
                <span style="color:#fdbc4b;font-weight:bold">break</span> outer

<span style="font-weight:bold">let</span> b <span style="color:#7a7c7d">=</span> <span style="color:#f67400">3</span>
<span style="color:#fdbc4b;font-weight:bold">block</span><span style="font-weight:bold">:</span>
    <span style="font-weight:bold">let</span> b <span style="color:#7a7c7d">=</span> <span style="color:#f44f4f">"3"</span>  <span style="color:#7a7c7d"># shadowing is probably a dumb idea</span>

<span style="color:#7a7c7d"># Primitive types</span>
<span style="font-weight:bold">let</span>
    a<span style="font-weight:bold">:</span> <span style="color:#2980b9">int8</span> <span style="color:#7a7c7d">=</span> <span style="color:#f67400">0x7F</span> <span style="color:#7a7c7d"># Works</span>
    b<span style="font-weight:bold">:</span> <span style="color:#2980b9">uint8</span> <span style="color:#7a7c7d">=</span> <span style="color:#f67400">0b1111_1111</span> <span style="color:#7a7c7d"># Works</span>
    d <span style="color:#7a7c7d">=</span> <span style="color:#f67400">0xFF</span> <span style="color:#7a7c7d"># type is int</span>
    c<span style="font-weight:bold">:</span> <span style="color:#2980b9">uint8</span> <span style="color:#7a7c7d">=</span> <span style="color:#f67400">256</span> <span style="color:#7a7c7d"># Compile time error</span>
<span style="font-weight:bold">let</span>
    a<span style="font-weight:bold">:</span> <span style="color:#2980b9">int</span> <span style="color:#7a7c7d">=</span> <span style="color:#f67400">2</span>
    b<span style="font-weight:bold">:</span> <span style="color:#2980b9">int</span> <span style="color:#7a7c7d">=</span> <span style="color:#f67400">4</span>
<span style="color:#fdbc4b;font-weight:bold">echo</span> <span style="color:#f67400">4</span><span style="color:#7a7c7d">/</span><span style="color:#f67400">2</span>

<span style="color:#7a7c7d"># Types Aliases</span>
<span style="font-weight:bold">type</span>
    <span style="color:#2980b9">MyInteger</span><span style="color:#7a7c7d">*</span> <span style="color:#7a7c7d">=</span> <span style="color:#2980b9">int</span>

<span style="font-weight:bold">let</span> a<span style="font-weight:bold">:</span> <span style="color:#2980b9">int</span> <span style="color:#7a7c7d">=</span> <span style="color:#f67400">2</span>
<span style="color:#fdbc4b;font-weight:bold">discard</span> a <span style="color:#7a7c7d">+</span> <span style="color:#2980b9">MyInteger</span><span style="font-weight:bold">(</span><span style="color:#f67400">4</span><span style="font-weight:bold">)</span>

<span style="color:#7a7c7d"># Objects</span>
<span style="font-weight:bold">type</span>
    <span style="color:#2980b9">Animal</span><span style="color:#7a7c7d">*</span> <span style="color:#7a7c7d">=</span> <span style="font-weight:bold">object</span>
        name<span style="color:#7a7c7d">*</span><span style="font-weight:bold">,</span> species<span style="color:#7a7c7d">*</span><span style="font-weight:bold">:</span> <span style="color:#2980b9">string</span>
        age<span style="font-weight:bold">:</span> <span style="color:#2980b9">int</span>

<span style="font-weight:bold">proc</span> <span style="color:#f44f4f;font-weight:bold">sleep</span><span style="color:#7a7c7d">*</span><span style="font-weight:bold">(</span>a<span style="font-weight:bold">:</span> <span style="font-weight:bold">var</span> <span style="color:#2980b9">Animal</span><span style="font-weight:bold">)</span> <span style="color:#7a7c7d">=</span>
    a<span style="font-weight:bold">.</span><span style="color:#2980b9">age</span> <span style="color:#7a7c7d">+=</span> <span style="color:#f67400">1</span>

<span style="font-weight:bold">proc</span> <span style="color:#f44f4f;font-weight:bold">dead</span><span style="color:#7a7c7d">*</span><span style="font-weight:bold">(</span>a<span style="font-weight:bold">:</span> <span style="color:#2980b9">Animal</span><span style="font-weight:bold">):</span> <span style="color:#2980b9">bool</span> <span style="color:#7a7c7d">=</span>
    <span style="color:#27ae60">result</span> <span style="color:#7a7c7d">=</span> a<span style="font-weight:bold">.</span><span style="color:#2980b9">age</span> <span style="color:#7a7c7d">></span> <span style="color:#f67400">20</span>

<span style="font-weight:bold">var</span> carl<span style="font-weight:bold">:</span> <span style="color:#2980b9">Animal</span>
carl <span style="color:#7a7c7d">=</span> <span style="color:#2980b9">Animal</span><span style="font-weight:bold">(</span><span style="color:#8e44ad">name</span> <span style="font-weight:bold">:</span> <span style="color:#f44f4f">"Carl"</span><span style="font-weight:bold">,</span>
              <span style="color:#8e44ad">species</span> <span style="font-weight:bold">:</span> <span style="color:#f44f4f">"L. glama"</span><span style="font-weight:bold">,</span>
              <span style="color:#8e44ad">age</span> <span style="font-weight:bold">:</span> <span style="color:#f67400">12</span><span style="font-weight:bold">)</span>

<span style="font-weight:bold">let</span> joe <span style="color:#7a7c7d">=</span> <span style="color:#2980b9">Animal</span><span style="font-weight:bold">(</span><span style="color:#8e44ad">name</span> <span style="font-weight:bold">:</span> <span style="color:#f44f4f">"Joe"</span><span style="font-weight:bold">,</span>
                 <span style="color:#8e44ad">species</span> <span style="font-weight:bold">:</span> <span style="color:#f44f4f">"H. sapiens"</span><span style="font-weight:bold">,</span>
                 <span style="color:#8e44ad">age</span> <span style="font-weight:bold">:</span> <span style="color:#f67400">23</span><span style="font-weight:bold">)</span>

<span style="color:#fdbc4b;font-weight:bold">assert</span><span style="font-weight:bold">(</span><span style="color:#7a7c7d;font-weight:bold">not</span> carl<span style="font-weight:bold">.</span><span style="color:#2980b9">dead</span><span style="font-weight:bold">)</span>
<span style="color:#fdbc4b;font-weight:bold">for</span> i <span style="color:#7a7c7d;font-weight:bold">in</span> <span style="color:#f67400">0</span><span style="font-weight:bold">..</span><span style="color:#f67400">10</span><span style="font-weight:bold">:</span>
    carl<span style="font-weight:bold">.</span><span style="color:#8e44ad">sleep</span><span style="font-weight:bold">()</span>
<span style="color:#fdbc4b;font-weight:bold">assert</span> carl<span style="font-weight:bold">.</span><span style="color:#2980b9">dead</span>

<span style="color:#7a7c7d"># Enums</span>
<span style="font-weight:bold">type</span>
    <span style="color:#2980b9">CompassDirections</span> <span style="color:#7a7c7d">=</span> <span style="font-weight:bold">enum</span>
        cdNorth<span style="font-weight:bold">,</span> cdEast<span style="font-weight:bold">,</span> cdSouth<span style="font-weight:bold">,</span> cdWest

    <span style="color:#2980b9">Colors</span> <span style="color:#2980b9">{.pure.}</span> <span style="color:#7a7c7d">=</span> <span style="font-weight:bold">enum</span>
        <span style="color:#2980b9">Red</span> <span style="color:#7a7c7d">=</span> <span style="color:#f44f4f">"FF0000"</span><span style="font-weight:bold">,</span> <span style="color:#2980b9">Green</span> <span style="color:#7a7c7d">=</span> <span style="font-weight:bold">(</span><span style="color:#f67400">1</span><span style="font-weight:bold">,</span> <span style="color:#f44f4f">"00FF00"</span><span style="font-weight:bold">),</span> <span style="color:#2980b9">Blue</span> <span style="color:#7a7c7d">=</span> <span style="color:#f44f4f">"0000FF"</span>

    <span style="color:#2980b9">Signals</span> <span style="color:#7a7c7d">=</span> <span style="font-weight:bold">enum</span>
        sigQuit <span style="color:#7a7c7d">=</span> <span style="color:#f67400">3</span><span style="font-weight:bold">,</span> sigAbort <span style="color:#7a7c7d">=</span> <span style="color:#f67400">6</span><span style="font-weight:bold">,</span> sigKill <span style="color:#7a7c7d">=</span> <span style="color:#f67400">9</span>

<span style="color:#7a7c7d"># Distinct Types</span>
<span style="font-weight:bold">type</span>
    <span style="color:#2980b9">Dollars</span><span style="color:#7a7c7d">*</span> <span style="color:#7a7c7d">=</span> <span style="color:#2980b9">distinct</span> <span style="color:#2980b9">float</span>

<span style="font-weight:bold">var</span> a <span style="color:#7a7c7d">=</span> <span style="color:#f67400">20.</span><span style="color:#2980b9">Dollars</span>
a <span style="color:#7a7c7d">=</span> <span style="color:#f67400">25</span>  <span style="color:#7a7c7d"># Doesn't compile</span>
a <span style="color:#7a7c7d">=</span> <span style="color:#f67400">25.</span><span style="color:#2980b9">Dollars</span>  <span style="color:#7a7c7d"># Works fine</span>

<span style="color:#7a7c7d"># Strings</span>
<span style="color:#fdbc4b;font-weight:bold">echo</span> <span style="color:#f44f4f">"words words words ⚑"</span>
<span style="color:#fdbc4b;font-weight:bold">echo</span> <span style="color:#f44f4f">"""</span>
<span style="color:#f44f4f">&lt;html></span>
<span style="color:#f44f4f">  &lt;head></span>
<span style="color:#f44f4f">  &lt;/head>\n\n</span>

<span style="color:#f44f4f">  &lt;body></span>
<span style="color:#f44f4f">  &lt;/body></span>
<span style="color:#f44f4f">&lt;/html> """</span>

<span style="font-weight:bold">proc</span> <span style="color:#f44f4f;font-weight:bold">re</span><span style="font-weight:bold">(</span>s<span style="font-weight:bold">:</span> <span style="color:#2980b9">string</span><span style="font-weight:bold">):</span> <span style="color:#2980b9">string</span> <span style="color:#7a7c7d">=</span> s

<span style="color:#fdbc4b;font-weight:bold">echo</span> <span style="color:#f44f4f">r".</span><span style="color:#3daee9">""</span><span style="color:#f44f4f">.\s\"</span>      <span style="color:#7a7c7d"># Raw string</span>
<span style="color:#fdbc4b;font-weight:bold">echo</span> <span style="color:#f44f4f">re"</span><span style="color:#3daee9">\b</span><span style="color:#3daee9">[a-z]</span><span style="color:#3daee9">++\b</span><span style="color:#f44f4f">"</span> <span style="color:#7a7c7d"># Regular expression</span>
<span style="color:#fdbc4b;font-weight:bold">echo</span> <span style="color:#8e44ad">function</span><span style="color:#f44f4f">"text"</span>  <span style="color:#7a7c7d"># Tagged string</span>

<span style="color:#7a7c7d"># Arrays</span>
<span style="font-weight:bold">type</span>
    <span style="color:#2980b9">ThreeStringAddress</span> <span style="color:#7a7c7d">=</span> <span style="color:#2980b9">array</span><span style="font-weight:bold">[</span><span style="color:#f67400">3</span><span style="font-weight:bold">,</span> <span style="color:#2980b9">string</span><span style="font-weight:bold">]</span>
<span style="font-weight:bold">let</span> names<span style="font-weight:bold">:</span> <span style="color:#2980b9">ThreeStringAddress</span> <span style="color:#7a7c7d">=</span> <span style="font-weight:bold">[</span><span style="color:#f44f4f">"Jasmine"</span><span style="font-weight:bold">,</span> <span style="color:#f44f4f">"Ktisztina"</span><span style="font-weight:bold">,</span> <span style="color:#f44f4f">"Kristof"</span><span style="font-weight:bold">]</span>
<span style="font-weight:bold">let</span> addresses<span style="font-weight:bold">:</span> <span style="color:#2980b9">ThreeStringAddress</span> <span style="color:#7a7c7d">=</span> <span style="font-weight:bold">[</span><span style="color:#f44f4f">"101 Betburweg"</span><span style="font-weight:bold">,</span> <span style="color:#f44f4f">"66 Bellion Drive"</span><span style="font-weight:bold">,</span> <span style="color:#f44f4f">"194 Laarderweg"</span><span style="font-weight:bold">]</span>

<span style="font-weight:bold">type</span>
    <span style="color:#2980b9">Matrix</span><span style="font-weight:bold">[</span><span style="color:#2980b9">W</span><span style="font-weight:bold">,</span> <span style="color:#2980b9">H</span><span style="font-weight:bold">:</span> <span style="color:#2980b9">static</span><span style="font-weight:bold">[</span><span style="color:#2980b9">int</span><span style="font-weight:bold">]]</span> <span style="color:#7a7c7d">=</span>
        <span style="color:#2980b9">array</span><span style="font-weight:bold">[</span><span style="color:#f67400">1</span><span style="font-weight:bold">..</span><span style="color:#2980b9">W</span><span style="font-weight:bold">,</span> <span style="color:#2980b9">array</span><span style="font-weight:bold">[</span><span style="color:#f67400">1</span><span style="font-weight:bold">..</span><span style="color:#2980b9">H</span><span style="font-weight:bold">,</span> <span style="color:#2980b9">int</span><span style="font-weight:bold">]]</span>

<span style="font-weight:bold">let</span> mat1<span style="font-weight:bold">:</span> <span style="color:#2980b9">Matrix</span><span style="font-weight:bold">[</span><span style="color:#f67400">2</span><span style="font-weight:bold">,</span> <span style="color:#f67400">2</span><span style="font-weight:bold">]</span> <span style="color:#7a7c7d">=</span> <span style="font-weight:bold">[[</span><span style="color:#f67400">1</span><span style="font-weight:bold">,</span> <span style="color:#f67400">0</span><span style="font-weight:bold">],</span>
                          <span style="font-weight:bold">[</span><span style="color:#f67400">0</span><span style="font-weight:bold">,</span> <span style="color:#f67400">1</span><span style="font-weight:bold">]]</span>
<span style="font-weight:bold">let</span> mat2<span style="font-weight:bold">:</span> <span style="color:#2980b9">Matrix</span><span style="font-weight:bold">[</span><span style="color:#f67400">2</span><span style="font-weight:bold">,</span> <span style="color:#f67400">2</span><span style="font-weight:bold">]</span> <span style="color:#7a7c7d">=</span> <span style="font-weight:bold">[[</span><span style="color:#f67400">0</span><span style="font-weight:bold">,</span> <span style="color:#f67400">1</span><span style="font-weight:bold">],</span>
                          <span style="font-weight:bold">[</span><span style="color:#f67400">1</span><span style="font-weight:bold">,</span> <span style="color:#f67400">0</span><span style="font-weight:bold">]]</span>

<span style="font-weight:bold">proc</span> <span style="color:#f44f4f;font-weight:bold">`+`</span><span style="font-weight:bold">[</span><span style="color:#2980b9">W</span><span style="font-weight:bold">,</span> <span style="color:#2980b9">H</span><span style="font-weight:bold">](</span>a<span style="font-weight:bold">,</span> b<span style="font-weight:bold">:</span> <span style="color:#2980b9">Matrix</span><span style="font-weight:bold">[</span><span style="color:#2980b9">W</span><span style="font-weight:bold">,</span> <span style="color:#2980b9">H</span><span style="font-weight:bold">]):</span>
    <span style="color:#2980b9">Matrix</span><span style="font-weight:bold">[</span><span style="color:#2980b9">W</span><span style="font-weight:bold">,</span> <span style="color:#2980b9">H</span><span style="font-weight:bold">]</span> <span style="color:#7a7c7d">=</span>
        <span style="color:#fdbc4b;font-weight:bold">for</span> i <span style="color:#7a7c7d;font-weight:bold">in</span> <span style="color:#f67400">1</span><span style="font-weight:bold">..</span><span style="color:#8e44ad">high</span><span style="font-weight:bold">(</span>a<span style="font-weight:bold">):</span>
            <span style="color:#fdbc4b;font-weight:bold">for</span> j <span style="color:#7a7c7d;font-weight:bold">in</span> <span style="color:#f67400">1</span><span style="font-weight:bold">..</span><span style="color:#8e44ad">high</span><span style="font-weight:bold">(</span>a<span style="font-weight:bold">[</span><span style="color:#f67400">0</span><span style="font-weight:bold">]):</span>
                <span style="color:#27ae60">result</span><span style="font-weight:bold">[</span>i<span style="font-weight:bold">][</span>j<span style="font-weight:bold">]</span> <span style="color:#7a7c7d">=</span> a<span style="font-weight:bold">[</span>i<span style="font-weight:bold">][</span>j<span style="font-weight:bold">]</span> <span style="color:#7a7c7d">+</span> b<span style="font-weight:bold">[</span>i<span style="font-weight:bold">][</span>j<span style="font-weight:bold">]</span>

<span style="color:#7a7c7d"># Seqs</span>
<span style="font-weight:bold">var</span>
    a <span style="color:#7a7c7d">=</span> <span style="color:#7a7c7d">@</span><span style="font-weight:bold">[</span><span style="color:#f67400">1</span><span style="font-weight:bold">,</span> <span style="color:#f67400">2</span><span style="font-weight:bold">,</span> <span style="color:#f67400">3</span><span style="font-weight:bold">]</span>
    b <span style="color:#7a7c7d">=</span> <span style="color:#8e44ad">newSeq</span><span style="font-weight:bold">[</span><span style="color:#2980b9">int</span><span style="font-weight:bold">](</span><span style="color:#f67400">3</span><span style="font-weight:bold">)</span>

<span style="color:#fdbc4b;font-weight:bold">for</span> i<span style="font-weight:bold">,</span> v <span style="color:#7a7c7d;font-weight:bold">in</span> a<span style="font-weight:bold">:</span>
    b<span style="font-weight:bold">[</span>i<span style="font-weight:bold">]</span> <span style="color:#7a7c7d">=</span> v<span style="color:#7a7c7d">*</span>v

<span style="color:#fdbc4b;font-weight:bold">for</span> i <span style="color:#7a7c7d;font-weight:bold">in</span> <span style="color:#f67400">4</span><span style="font-weight:bold">..</span><span style="color:#f67400">100</span><span style="font-weight:bold">:</span>
    b<span style="font-weight:bold">.</span><span style="color:#8e44ad">add</span><span style="font-weight:bold">(</span>i <span style="color:#7a7c7d">*</span> i<span style="font-weight:bold">)</span>

b<span style="font-weight:bold">.</span><span style="color:#8e44ad">delete</span><span style="font-weight:bold">(</span><span style="color:#f67400">0</span><span style="font-weight:bold">)</span>  <span style="color:#7a7c7d"># takes O(n) time</span>
b <span style="color:#7a7c7d">=</span> a<span style="font-weight:bold">[</span><span style="color:#f67400">0</span><span style="font-weight:bold">]</span> <span style="color:#7a7c7d">&amp;</span> <span style="color:#8e44ad">b </span> <span style="color:#7a7c7d"># Same as original b</span>

<span style="color:#7a7c7d"># JSON</span>
<span style="font-weight:bold">import</span> json

<span style="font-weight:bold">let</span> element <span style="color:#7a7c7d">=</span> <span style="color:#f44f4f">"Hydrogen"</span>
<span style="font-weight:bold">let</span> atomicNumber <span style="color:#7a7c7d">=</span> <span style="color:#f67400">1</span>

<span style="font-weight:bold">let</span> jsonObject <span style="color:#7a7c7d">=</span> <span style="color:#7a7c7d">%*</span> <span style="font-weight:bold">{</span><span style="color:#f44f4f">"element"</span><span style="font-weight:bold">:</span> element<span style="font-weight:bold">,</span> <span style="color:#f44f4f">"atomicNumber"</span><span style="font-weight:bold">:</span> atomicNumber<span style="font-weight:bold">}</span>
<span style="color:#7a7c7d"># This will print {"element":"Hydrogen", "atomicNumber": 1}</span>
<span style="color:#fdbc4b;font-weight:bold">echo</span> <span style="color:#7a7c7d">$</span>jsonObject

<span style="color:#7a7c7d"># We start with a string representation of a JSON object</span>
<span style="font-weight:bold">let</span> jsonObject <span style="color:#7a7c7d">=</span> <span style="color:#f44f4f">"""{"name": "Sky", "age": 32}"""</span>
<span style="font-weight:bold">let</span> jsonArray <span style="color:#7a7c7d">=</span> <span style="color:#f44f4f">"""[7, 8, 9]"""</span>

<span style="font-weight:bold">let</span> parsedObject <span style="color:#7a7c7d">=</span> <span style="color:#8e44ad">parseJson</span><span style="font-weight:bold">(</span>jsonObject<span style="font-weight:bold">)</span>
<span style="font-weight:bold">let</span> name <span style="color:#7a7c7d">=</span> parsedObject<span style="font-weight:bold">[</span><span style="color:#f44f4f">"name"</span><span style="font-weight:bold">].</span><span style="color:#8e44ad">getStr</span><span style="font-weight:bold">()</span>
<span style="color:#7a7c7d"># This will print Sky</span>
<span style="color:#fdbc4b;font-weight:bold">echo</span> name

<span style="font-weight:bold">let</span> parsedArray <span style="color:#7a7c7d">=</span> <span style="color:#8e44ad">parseJson</span><span style="font-weight:bold">(</span>jsonArray<span style="font-weight:bold">)</span>
<span style="font-weight:bold">let</span> eight <span style="color:#7a7c7d">=</span> parsedArray<span style="font-weight:bold">[</span><span style="color:#f67400">1</span><span style="font-weight:bold">].</span><span style="color:#8e44ad">getInt</span><span style="font-weight:bold">()</span>
<span style="color:#7a7c7d"># This will print 8</span>
<span style="color:#fdbc4b;font-weight:bold">echo</span> eight

<span style="color:#7a7c7d"># First we'll define our types</span>
<span style="font-weight:bold">type</span>
    <span style="color:#2980b9">Element</span> <span style="color:#7a7c7d">=</span> <span style="font-weight:bold">object</span>
        name<span style="font-weight:bold">:</span> <span style="color:#2980b9">string</span>
        atomicNumber<span style="font-weight:bold">:</span> <span style="color:#2980b9">int</span>

<span style="color:#7a7c7d"># Let's say this is the JSON we want to convert</span>
<span style="font-weight:bold">let</span> jsonObject <span style="color:#7a7c7d">=</span> <span style="color:#8e44ad">parseJson</span><span style="font-weight:bold">(</span><span style="color:#f44f4f">"""{"name": "Carbon", "atomicNumber": 6}"""</span><span style="font-weight:bold">)</span>

<span style="font-weight:bold">let</span> element <span style="color:#7a7c7d">=</span> <span style="color:#8e44ad">to</span><span style="font-weight:bold">(</span>jsonObject<span style="font-weight:bold">,</span> <span style="color:#2980b9">Element</span><span style="font-weight:bold">)</span>
<span style="color:#7a7c7d"># This will print Carbon</span>
<span style="color:#fdbc4b;font-weight:bold">echo</span> element<span style="font-weight:bold">.</span><span style="color:#2980b9">name</span>
<span style="color:#7a7c7d"># This will print 6</span>
<span style="color:#fdbc4b;font-weight:bold">echo</span> element<span style="font-weight:bold">.</span><span style="color:#2980b9">atomicNumber</span>

<span style="color:#7a7c7d"># Object Oriented Programming</span>
<span style="font-weight:bold">type</span> <span style="color:#2980b9;font-weight:bold">Animal</span> <span style="color:#7a7c7d">=</span> <span style="color:#2980b9">ref</span> <span style="font-weight:bold">object</span> <span style="color:#7a7c7d;font-weight:bold">of</span> <span style="color:#2980b9">RootObj</span>
    name<span style="font-weight:bold">:</span> <span style="color:#2980b9">string</span>
    age<span style="font-weight:bold">:</span> <span style="color:#2980b9">int</span>
<span style="font-weight:bold">method</span> <span style="color:#f44f4f;font-weight:bold">vocalize</span><span style="font-weight:bold">(</span>this<span style="font-weight:bold">:</span> <span style="color:#2980b9">Animal</span><span style="font-weight:bold">):</span> <span style="color:#2980b9">string</span> <span style="color:#2980b9">{.base.}</span> <span style="color:#7a7c7d">=</span> <span style="color:#f44f4f">"..."</span>
<span style="font-weight:bold">method</span> <span style="color:#f44f4f;font-weight:bold">ageHumanYrs</span><span style="font-weight:bold">(</span>this<span style="font-weight:bold">:</span> <span style="color:#2980b9">Animal</span><span style="font-weight:bold">):</span> <span style="color:#2980b9">int</span> <span style="color:#2980b9">{.base.}</span> <span style="color:#7a7c7d">=</span> this<span style="font-weight:bold">.</span><span style="color:#2980b9">age</span>

<span style="font-weight:bold">type</span> <span style="color:#2980b9;font-weight:bold">Dog</span> <span style="color:#7a7c7d">=</span> <span style="color:#2980b9">ref</span> <span style="font-weight:bold">object</span> <span style="color:#7a7c7d;font-weight:bold">of</span> <span style="color:#2980b9">Animal</span>
<span style="font-weight:bold">method</span> <span style="color:#f44f4f;font-weight:bold">vocalize</span><span style="font-weight:bold">(</span>this<span style="font-weight:bold">:</span> <span style="color:#2980b9">Dog</span><span style="font-weight:bold">):</span> <span style="color:#2980b9">string</span> <span style="color:#7a7c7d">=</span> <span style="color:#f44f4f">"woof"</span>
<span style="font-weight:bold">method</span> <span style="color:#f44f4f;font-weight:bold">ageHumanYrs</span><span style="font-weight:bold">(</span>this<span style="font-weight:bold">:</span> <span style="color:#2980b9">Dog</span><span style="font-weight:bold">):</span> <span style="color:#2980b9">int</span> <span style="color:#7a7c7d">=</span> this<span style="font-weight:bold">.</span><span style="color:#2980b9">age</span> <span style="color:#7a7c7d">*</span> <span style="color:#f67400">7</span>

<span style="font-weight:bold">type</span> <span style="color:#2980b9;font-weight:bold">Cat</span> <span style="color:#7a7c7d">=</span> <span style="color:#2980b9">ref</span> <span style="font-weight:bold">object</span> <span style="color:#7a7c7d;font-weight:bold">of</span> <span style="color:#2980b9">Animal</span>
<span style="font-weight:bold">method</span> <span style="color:#f44f4f;font-weight:bold">vocalize</span><span style="font-weight:bold">(</span>this<span style="font-weight:bold">:</span> <span style="color:#2980b9">Cat</span><span style="font-weight:bold">):</span> <span style="color:#2980b9">string</span> <span style="color:#7a7c7d">=</span> <span style="color:#f44f4f">"meow"</span>

<span style="font-weight:bold">var</span> animals<span style="font-weight:bold">:</span> <span style="color:#2980b9">seq</span><span style="font-weight:bold">[</span><span style="color:#2980b9">Animal</span><span style="font-weight:bold">]</span> <span style="color:#7a7c7d">=</span> <span style="color:#7a7c7d">@</span><span style="font-weight:bold">[]</span>
animals<span style="font-weight:bold">.</span><span style="color:#8e44ad">add</span><span style="font-weight:bold">(</span><span style="color:#2980b9">Dog</span><span style="font-weight:bold">(</span>name<span style="font-weight:bold">:</span> <span style="color:#f44f4f">"Sparky"</span><span style="font-weight:bold">,</span> age<span style="font-weight:bold">:</span> <span style="color:#f67400">10</span><span style="font-weight:bold">))</span>
animals<span style="font-weight:bold">.</span><span style="color:#8e44ad">add</span><span style="font-weight:bold">(</span><span style="color:#2980b9">Cat</span><span style="font-weight:bold">(</span>name<span style="font-weight:bold">:</span> <span style="color:#f44f4f">"Mitten"</span><span style="font-weight:bold">,</span> age<span style="font-weight:bold">:</span> <span style="color:#f67400">10</span><span style="font-weight:bold">))</span>

<span style="color:#fdbc4b;font-weight:bold">for</span> a <span style="color:#7a7c7d;font-weight:bold">in</span> animals<span style="font-weight:bold">:</span>
    <span style="color:#fdbc4b;font-weight:bold">echo</span> a<span style="font-weight:bold">.</span><span style="color:#8e44ad">vocalize</span><span style="font-weight:bold">()</span>
    <span style="color:#fdbc4b;font-weight:bold">echo</span> a<span style="font-weight:bold">.</span><span style="color:#8e44ad">ageHumanYrs</span><span style="font-weight:bold">()</span>

<span style="font-weight:bold">let</span> slash <span style="color:#7a7c7d">=</span> <span style="color:#f44f4f">"</span><span style="color:#3daee9">\\</span><span style="color:#f44f4f">"</span>
</pre></body></html>