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< > BotCompany Repo | #1010087 // Speeding up "Super-Edgy" JavaX Translator (Extension of #7) 2

JavaX translator [tags: use-pretranspiled]

Libraryless. Click here for Pure Java version (13347L/95K/282K).

1  
!1006722
2  
3  
static bool autoQuine = true;
4  
static int maxQuineLength = 80;
5  
6  
static L<S> functionsToAlwaysInclude = ll("_registerThread");
7  
8  
!include #1001496 // Matches
9  
!include #1000882 // EGDiff
10  
!include #1000883 // BlockDiffer
11  
!include #1001065 // DialoGIO
12  
!include #1004045 // IndexedList2
13  
//include #1001296 // MultiMap
14  
!include #1000988 // MultiSet
15  
!include #1004543 // DynamicObject
16  
!include #1005575 // CompilerBot
17  
18  
!include #1002662 // isTrue
19  
20  
static int varCount;
21  
static new Map<S, S> snippetCache;
22  
static bool useIndexedList = true, opt_javaTok = true;
23  
24  
static new HashSet<Long> included;
25  
static new HashSet<S> definitions;
26  
static new HashSet<S> shouldNotIncludeFunction, shouldNotIncludeClass;
27  
28  
p {
29  
  if (useIndexedList) findCodeTokens_debug = true;
30  
  javaTok_opt = opt_javaTok;
31  
  findCodeTokens_indexed = findCodeTokens_unindexed = 0;
32  
  findCodeTokens_bails = findCodeTokens_nonbails = 0;
33  
  javaTok_n = javaTok_elements = 0;
34  
  S in = loadMainJava();
35  
  
36  
  print("759 STARTING " + identityHashCode(main.class));
37  
  included.clear();
38  
  shouldNotIncludeFunction.clear();
39  
  shouldNotIncludeClass.clear();
40  
  varCount = 0;
41  
  
42  
  //L ts = findTranslators(toLines(join(tok)));
43  
  //print("Translators in source at start: " + structure(ts));
44  
  
45  
  // "duplicate" statement
46  
  
47  
  L<S> lines = toLines(in);
48  
  call(getJavaX(), "findTranslators", lines);
49  
  in = fromLines(lines);
50  
  new Matches m;
51  
  if (match("duplicate *", in, m)) {
52  
    // actual copying - unused
53  
    // tok = jtok(loadSnippet(m.get(0)));
54  
    
55  
    // reference by include()
56  
    in = "m { p { callMain(include(" + quote(m.get(0)) + ")); } }";
57  
  }
58  
  
59  
  L<S> tok = jtok(in);
60  
61  
  // add m { }
62  
  
63  
  if (!hasCodeTokens(tok, "m", "{") && !hasCodeTokens(tok, "main", "{") && !hasCodeTokens(tok, "class", "main")) {
64  
    //tok = jtok(moveImportsUp("m {\n" + in + "\n}"));
65  
    replaceTokens_reTok(tok, 1, 2, "m {\n" + tok.get(1));
66  
    replaceTokens_reTok(tok, l(tok)-2, l(tok)-1, tok.get(l(tok)-2) + "}");
67  
    tok_moveImportsUp(tok);
68  
  }
69  
  
70  
  // standard translate
71  
  
72  
  //ts = findTranslators(toLines(join(tok)));
73  
  //print("Translators in source: " + structure(ts));
74  
  tok = jtok(defaultTranslate(join(tok)));
75  
  
76  
  //print("end of default translate");
77  
  //print(join(tok));
78  
79  
  //tok_autoCloseBrackets(tok);    
80  
  tok = processIncludes(tok); // before standard functions
81  
  processConceptsDot(tok);
82  
  tok = processIncludes(tok);
83  
  tok = localStuff1(tok);
84  
  
85  
  int safety = 0;
86  
  boolean same;
87  
  do {
88  
    S before = join(tok);
89  
    
90  
    // shortened method declarations BEFORE standardFunctions
91  
    jreplace(tok, "svoid", "static void");
92  
    jreplace(tok, "void <id> {", "$1 $2() {");
93  
    jreplace(tok, "String <id> {", "$1 $2() {");
94  
    jreplace(tok, "Object <id> {", "$1 $2() {");
95  
    jreplace(tok, "List <id> {", "$1 $2() {");
96  
    
97  
    tok_definitions(tok);
98  
    tok_ifndef(tok);
99  
    tok_ifdef(tok);
100  
    tok = standardFunctions(tok);
101  
    tok = stdstuff(tok); // standard functions and all the keywords
102  
    S diff;
103  
    long startTime = now();
104  
    //diff = unidiff(before, join(tok));
105  
    //print("unidiff: " + (now()-startTime) + " ms");
106  
    //same = eq(diff, "");
107  
    same = eq(before, join(tok)); // << could be sped up
108  
    if (!same) {
109  
      print("Not same " + safety + ".");
110  
      //print(indent(2, diff));
111  
    }
112  
    if (safety++ >= 10) {
113  
      //print(unidiff(before, join(tok)));
114  
      print("----");
115  
      print(join(tok));
116  
      print("----");
117  
      fail("safety 10 error!");
118  
    }
119  
  } while (!same);
120  
  
121  
  // POST-PROCESSING after stdstuff loop
122  
  
123  
  for (S clazz : ll("Pair", "Either")) {
124  
    jreplace(tok, clazz + "< <id> >", clazz + "<$3, $3>");
125  
    jreplace(tok, clazz + "< <id><<id>> >", clazz + "<$3<$5>, $3<$5>>");
126  
    jreplace(tok, clazz + "< <id><<id>,<id>> >", clazz + "<$3<$5,$7>, $3<$5,$7>>");
127  
  }
128  
129  
  quicknew2(tok);
130  
  //tok = jtok(quicknew(join(tok)));
131  
  tok = extendClasses(tok);
132  
  libs(tok);
133  
  sourceCodeLine(tok);
134  
  throwFail(tok);
135  
  innerClassesVar(tok);
136  
  tok_ifclass(tok);
137  
138  
  // Stuff that depends on the list of inner classes (haveClasses)
139  
  HashSet<S> haveClasses = haveClasses(tok);
140  
  expandClassReferences(tok, haveClasses);
141  
  slashCasts(tok, haveClasses);
142  
  newWithoutNew(tok, haveClasses);
143  
  
144  
  tok = autoImports(tok); // faster to do it at the end
145  
  
146  
  /*if (useIndexedList)
147  
    print("Indexed/unindexed lookups: " + findCodeTokens_indexed + "/" + findCodeTokens_unindexed + ", lists made: " + IndexedList2.instances);
148  
  print("findCodeToken bails: " + findCodeTokens_bails + "/" + findCodeTokens_nonbails);
149  
  print("javaToks: " + javaTok_n + "/" + javaTok_elements);*/
150  
  
151  
  if (tok.contains("package"))
152  
    splitJavaFiles(tok);
153  
  else
154  
    saveMainJava(tok);
155  
}
156  
157  
static L<S> localStuff1(L<S> tok) {
158  
  int safety = 0, i;
159  
  boolean same;
160  
  do {
161  
    S before = join(tok);
162  
    
163  
    earlyStuff(tok);
164  
  
165  
    replaceKeywordBlock(tok,
166  
      "swing",
167  
      "{ swing(r {",
168  
      "}); }");
169  
      
170  
    jreplace(tok, "synced <id>", "synchronized $2");
171  
    
172  
    replaceKeywordBlock(tok, "answer",
173  
      "static S answer(S s) {\nfinal new Matches m;\n",
174  
      "\nret null;\n}");
175  
      
176  
    replaceKeywordBlock(tok, "static-pcall",
177  
      "static { pcall {",
178  
      "}}");
179  
      
180  
    replaceKeywordBlock(tok, "loading",
181  
      "{ JWindow _loading_window = showLoadingAnimation(); try { /* loading try */ ",
182  
      "/* loading try */ } finally { disposeWindow(_loading_window); }\n /* loading end */ } /* after loading */ \n");
183  
  
184  
    replaceKeywordBlock(tok, "html",
185  
      "static O html(S uri, fMap<S, S> params) ctex " + "{\n", "}");
186  
    
187  
    // "static sync" => static synchronized
188  
    jreplace(tok, "static sync", "static synchronized");
189  
  
190  
    // "sclass" => static class
191  
    jreplace(tok, "sclass", "static class");
192  
  
193  
    // "asclass" => abstract static class
194  
    jreplace(tok, "asclass", "abstract static class");
195  
  
196  
    // "sinterface" => static interface
197  
    jreplace(tok, "sinterface", "static interface");
198  
  
199  
    // "ssynchronized" => static synchronized
200  
    jreplace(tok, "ssynchronized", "static synchronized");
201  
  
202  
    jreplace(tok, "ssvoid", "static synchronized void");
203  
    jreplace(tok, "sbool", "static bool");
204  
    jreplace(tok, "sint", "static int");
205  
    jreplace(tok, "snew", "static new");
206  
    jreplace(tok, "sv <id>", "static void $2");
207  
    jreplace(tok, "pvoid", "public void");
208  
  
209  
    // "sS" => static S
210  
    jreplace(tok, "sS", "static S");
211  
  
212  
    // "sO" => static O
213  
    jreplace(tok, "sO", "static O");
214  
  
215  
    // "sL" => static L
216  
    jreplace(tok, "sL", "static L");
217  
  
218  
    // "toString {" => "public S toString() {"
219  
    jreplace(tok, "toString {", "public S toString() {");
220  
    
221  
    jreplace(tok, "Int", "Integer");
222  
    jreplace(tok, "Bool", "Boolean");
223  
    jreplace(tok, "BigInt", "BigInteger");
224  
    jreplace(tok, "Char", "Character");
225  
    
226  
    // I REALLY wanted to avoid this, but eh...
227  
    jreplace(tok, "SS", "Map<S, S>");
228  
  
229  
    // "on fail {" => "catch (Throwable _e) { ... rethrow(_e); }"
230  
    replaceKeywordBlock(tok, "on fail",
231  
      "catch (Throwable _e) {",
232  
      "\nthrow rethrow(_e); }");
233  
  
234  
    // "catch {" => "catch (Throwable _e) {"
235  
    jreplace(tok, "catch {", "catch (Throwable _e) {");
236  
  
237  
    // "catch X e {" => "catch (X e) {"
238  
    jreplace(tok, "catch <id> <id> {", "catch ($2 $3) {");
239  
  
240  
    // "catch e {" => "catch (Throwable e) {" (if e is lowercase)
241  
    jreplace(tok, "catch <id> {", "catch (Throwable $2) {", new O() {
242  
      bool get(L<S> tok, int i) {
243  
        S word = tok.get(i+3);
244  
        ret startsWithLowerCaseOrUnderscore(word);
245  
      }
246  
    });
247  
    
248  
    jreplace(tok, "+ +", "+", new O() {
249  
      bool get(L<S> tok, int i) {
250  
        //printStructure("++: ", subList(tok, i-1, i+6));
251  
        if (empty(_get(tok, i+2))) ret false; // no space between the pluses
252  
        if (empty(_get(tok, i)) && eq("+", _get(tok, i-1))) ret false;  // an actual "++" at the left
253  
        if (empty(_get(tok, i+4)) && eq("+", _get(tok, i+5))) ret false;  // an actual "++" at the right
254  
        //print("doing it");
255  
        ret true;
256  
      }
257  
    });
258  
  
259  
    // some crazy fancy syntax
260  
    jreplace(tok, "set <id>;", "$2 = true;");
261  
    
262  
    // [stdEq] -> implementation of equals() and hashCode()
263  
    jreplace(tok, "[stdEq]",
264  
      "public bool equals(O o) { ret stdEq2(this, o); }\n" +
265  
      "public int hashCode() { ret stdHash2(this); }");
266  
    
267  
    // [concepts] "concept.field!" for dereferencing references
268  
    
269  
    jreplace(tok, "<id>!", "$1.get()", func(L<S> tok, int i) {
270  
      if (tok.get(i+2).contains("\n")) false; // no line break between <id> and !
271  
      if (nempty(tok.get(i+4))) true; // space after = ok
272  
      S t = _get(tok, i+5);
273  
      if (t == null) ret false;
274  
      if (isIdentifier(t) || eqOneOf(t, "=", "(")) false;
275  
      true;
276  
    });
277  
    
278  
    // [concepts] "field := value" for defining fields e.g. in "uniq"
279  
    while ((i = jfind(tok, "<id> :=")) >= 0) {
280  
      tok.set(i, quote(tok.get(i)));
281  
      tok.set(i+2, ",");
282  
      tok.set(i+4, "");
283  
      reTok(tok, i, i+5);
284  
    }
285  
    
286  
    // "quoted" := value
287  
    while ((i = jfind(tok, "<quoted> :=")) >= 0) {
288  
      tok.set(i, tok.get(i));
289  
      tok.set(i+2, ",");
290  
      tok.set(i+4, "");
291  
      reTok(tok, i, i+5);
292  
    }
293  
    
294  
    // more shortening
295  
  
296  
    jreplace(tok, "fS", "final S");
297  
    jreplace(tok, "fO", "final O");
298  
    jreplace(tok, "fL", "final L");
299  
    jreplace(tok, "fMap", "final Map");
300  
    jreplace(tok, "fRunnable", "final Runnable");
301  
    jreplace(tok, "f int", "final int");
302  
    
303  
    // "continue unless"
304  
    
305  
    while ((i = jfind(tok, "continue unless")) >= 0) {
306  
      int j = scanOverExpression(tok, getBracketMap(tok), i+4, ";");
307  
      replaceTokens(tok, i, i+4, "{ if (!(");
308  
      tok.set(j, ")) continue; }");
309  
      reTok(tok, i, j+1);
310  
    }
311  
    
312  
    // "continue if"
313  
    
314  
    while ((i = jfind(tok, "continue if")) >= 0) {
315  
      int j = scanOverExpression(tok, getBracketMap(tok), i+4, ";");
316  
      replaceTokens(tok, i, i+4, "{ if (");
317  
      tok.set(j, ") continue; }");
318  
      reTok(tok, i, j+1);
319  
    }
320  
    
321  
    // "return if"
322  
    
323  
    while ((i = jfind(tok, "return if")) >= 0) {
324  
      int j = scanOverExpression(tok, getBracketMap(tok), i+4, ";");
325  
      replaceTokens(tok, i, i+4, "{ if (");
326  
      tok.set(j, ") return; }");
327  
      reTok(tok, i, j+1);
328  
    }
329  
    
330  
    // while not null ()
331  
    
332  
    while ((i = jfind(tok, "while not null (")) >= 0) {
333  
      int closingBracket = findEndOfBracketPart(tok, i+6)-1;
334  
      replaceTokens(tok, i+2, i+6, "(");
335  
      tok.set(closingBracket, ") != null)");
336  
      reTok(tok, i, closingBracket+1);
337  
    }
338  
    
339  
    // Replace $1 with m.unq(0) etc. - caveat: this blocks identifiers $1, $2, ...
340  
    for (i = 1; i < l(tok); i += 2) {
341  
      S s = tok.get(i);
342  
      if (s.startsWith("$")) {
343  
        s = substring(s, 1);
344  
        if (isInteger(s)) {
345  
          tok.set(i, "m.unq(" + (parseInt(s)-1) + ")");
346  
          reTok(tok, i);
347  
        }
348  
      }
349  
    }
350  
  
351  
    // instanceof trickery
352  
    
353  
    jreplace(tok, "is a <id>", "instanceof $3");
354  
    jreplace(tok, "!<id> instanceof <id>.<id>", "!($2 instanceof $4.$6)");
355  
    jreplace(tok, "!<id> instanceof <id>", "!($2 instanceof $4)");
356  
    jreplace(tok, "<id> !instanceof <id>", "!($1 instanceof $4)");
357  
    
358  
    // map funcname(...) => map(f funcname, ...)
359  
    
360  
    jreplace(tok, "map <id>(", "map(f $2,");
361  
  
362  
    // func keyword for lambdas - now automatically quines toString() if enabled
363  
    
364  
    while ((i = jfind(tok, "func(")) >= 0) {
365  
      int argsFrom = i+4, argsTo = findCodeTokens(tok, i, false, ")");
366  
      int idx = findCodeTokens(tok, argsTo, false, "{");
367  
      int j = findEndOfBracketPart(tok, idx);
368  
      L<S> contents = subList(tok, idx+1, j-1);
369  
      
370  
      S returnType = null;
371  
      if (eq(tok.get(argsTo+2), "-") && eq(tok.get(argsTo+4), ">"))
372  
        returnType = join(subList(tok, argsTo+6, idx-1));
373  
        
374  
      S toString = autoQuine ? "  public S toString() { ret " + quote(shorten(maxQuineLength, trim(join(contents)))) + "; }" : "";
375  
      
376  
      // TODO: infer argument types
377  
      /* if (nempty(returnType))
378  
        replaceTokens(tok, i, j, "new F1<?, " + returnType + ">{ " + returnType + " get(" + join(subList(tok, argsFrom, argsTo-1)) + ") ctex { " + tok_addReturn(contents) + " }\n" +*/
379  
      replaceTokens(tok, i, j, "new O { O get(" + join(subList(tok, argsFrom, argsTo-1)) + ") ctex { " + tok_addReturn(contents) + " }\n" +
380  
       + toString + "}");
381  
      reTok(tok, i, j);
382  
    }
383  
    
384  
    while ((i = jfind(tok, "voidfunc(")) >= 0) {
385  
      int argsFrom = i+4, argsTo = findCodeTokens(tok, i, false, ")");
386  
      int idx = findCodeTokens(tok, argsTo, false, "{");
387  
      int j = findEndOfBracketPart(tok, idx);
388  
      L<S> contents = subList(tok, idx+1, j-1);
389  
      replaceTokens(tok, i, j, "new O { void get(" + join(subList(tok, argsFrom, argsTo-1)) + ") ct" + "ex { " + tok_addSemicolon(contents) + " }\n" +
390  
      (autoQuine ? "  public S toString() { ret " + quote(shorten(maxQuineLength, trim(join(contents)))) + "; }" : "") + "}");
391  
      reTok(tok, i, j);
392  
    }
393  
    
394  
    for (S keyword : ll("f", "func")) {
395  
      while ((i = jfind(tok, keyword + " {")) >= 0) {
396  
        int idx = findCodeTokens(tok, i, false, "{");
397  
        int j = findEndOfBracketPart(tok, idx+2); // XXX - not idx???
398  
        L<S> contents = subList(tok, idx+1, j-1);
399  
        replaceTokens(tok, i, j, "new O { O get() ct" + "ex { " + tok_addReturn(contents) + " }\n" +
400  
        (autoQuine ? "  public S toString() { ret " + quote(shorten(maxQuineLength, trim(join(contents)))) + "; }" : "") + "}");
401  
        reTok(tok, i, j);
402  
      }
403  
    
404  
      while ((i = jfind(tok, keyword + " ->")) >= 0) {
405  
        int idx = findCodeTokens(tok, i, false, "{");
406  
        int j = findEndOfBracketPart(tok, idx);
407  
        S returnType = join(subList(tok, i+6, idx-1));
408  
        L<S> contents = subList(tok, idx+1, j-1);
409  
        replaceTokens(tok, i, j, "new F0<" + returnType + ">() { " + returnType + " get() ctex { " + tok_addReturn(contents) + " }\n" +
410  
        (autoQuine ? "  public S toString() { ret " + quote(shorten(maxQuineLength, trim(join(contents)))) + "; }" : "") + "}");
411  
        reTok(tok, i, j);
412  
      }
413  
    }
414  
  
415  
    // "ref -> bla" for dereferencing Concept.Ref or ThreadLocal or other
416  
    //jreplace(tok, "<id> ->", "$1.get().");
417  
    jreplace(tok, "->", ".get().", func(L<S> tok, int i) {
418  
      empty(tok.get(i+2))
419  
        && !(empty(_get(tok, i)) && eq(_get(tok, i-1), "-")) // i-->0
420  
    });
421  
    
422  
    // shortened subconcept declaration (before star constructors!)
423  
    shortenedSubconcepts(tok);
424  
    
425  
    // "case" as a variable name ( => _case)
426  
    
427  
    caseAsVariableName(tok);
428  
    
429  
    // "do" as a function name ( => dO)
430  
    
431  
    tok_doAsMethodName(tok);
432  
    
433  
    // "continue" as a function name ( => _continue)
434  
    continueAsFunctionName(tok);
435  
    
436  
    // Do this BEFORE awt replacement! ("p-awt" contains "awt" token)
437  
    if (hasCodeTokens(tok, "p", "-")) {
438  
      jreplace(tok, "p-pretty {", "p-noconsole {");
439  
      replaceKeywordBlock(tok, "p-awt-noconsole", "p-awt {", "\nhideConsole(); }");
440  
      replaceKeywordBlock(tok, "p-substance-noconsole", "p-substance {", "\nhideConsole(); }");
441  
      replaceKeywordBlock(tok, "p-nimbus-noconsole", "p-nimbus {", "\nhideConsole(); }");
442  
      replaceKeywordBlock(tok, "p-subst-noconsole", "p-subst {", "\nhideConsole(); }");
443  
      replaceKeywordBlock(tok, "p-noconsole", "p-subst {", "\nhideConsole(); }");
444  
      replaceKeywordBlock(tok, "p-subst", "p-substance-thread {", "}");
445  
      replaceKeywordBlock(tok, "p-substance-thread", "p { substance();", "}");
446  
      replaceKeywordBlock(tok, "p-magellan-thread", "p { magellan();", "}");
447  
      replaceKeywordBlock(tok, "p-substance", "p-awt { substance();", "}");
448  
      replaceKeywordBlock(tok, "p-nimbus", "p-awt { nimbus();", "}");
449  
      jreplace(tok, "p-type {", "p-typewriter {");
450  
      jreplace(tok, "p-tt {", "p-typewriter {");
451  
      replaceKeywordBlock(tok, "p-awt", "p { swing {", "}}");
452  
      replaceKeywordBlock(tok, "p-typewriter", "p { typeWriterConsole();", "}");
453  
      replaceKeywordBlock(tok, "p-lowprio", "p { lowPriorityThread(r " + "{", "}); }");
454  
      tok_p_repeatWithSleep(tok);
455  
    }
456  
  
457  
    replaceKeywordBlock(tok,
458  
      "awt",
459  
      "swingLater(r {",
460  
      "});");
461  
  
462  
    unswing(tok);
463  
    lockBlocks(tok);
464  
  
465  
    // crazy stuff
466  
  
467  
    jreplace (tok, "for <id> over <id>:", "for (int $2 = 0; $2 < l($4); $2++)");
468  
    jreplace (tok, "for <id>, <id> <id> over <id>: {", "for (int $2 = 0; $2 < l($7); $2++) { $4 $5 = $7.get($2);");
469  
    jreplace (tok, "for <id> to <id>:", "for (int $2 = 0; $2 < $4; $2++)");
470  
    jreplace (tok, "for <id> to <int>:", "for (int $2 = 0; $2 < $4; $2++)");
471  
    
472  
    same = eq(before, join(tok)); // << could be sped up
473  
    if (!same)
474  
      print("local not same " + safety + ".");
475  
    if (safety++ >= 10) {
476  
      print("----");
477  
      print(join(tok));
478  
      print("----");
479  
      fail("safety 10 error!");
480  
    }
481  
  } while (!same);
482  
  
483  
  ret tok;
484  
}
485  
486  
static L<S> reTok_include(L<S> tok, int i, int j) {
487  
  ret reTok_modify(tok, i, j, f localStuff1);
488  
}
489  
490  
static L<S> includeInMainLoaded_reTok(L<S> tok, int i, int j) {
491  
  ret reTok_include(tok, i, j);
492  
}
493  
494  
static L<S> stdstuff(L<S> tok) {
495  
  //if (++level >= 10) fail("woot? 10");
496  
  
497  
  print("stdstuff!");
498  
  int i;
499  
  
500  
  if (jfind(tok, "!<int>") >= 0) {
501  
    L<S> lines = toLines(join(tok));
502  
    L ts = findTranslators(lines);
503  
    tok = jtok(fromLines(lines));
504  
    print("DROPPING TRANSLATORS: " + structure(ts));
505  
  }
506  
  
507  
  tok = quickmain(tok);
508  
  tok = processIncludes(tok);
509  
  processConceptsDot(tok);
510  
  tok = processIncludes(tok);
511  
  tok = multilineStrings(tok);
512  
  tok_singleQuoteIdentifiersToStringConstants(tok);
513  
  inStringEvals(tok);
514  
  listComprehensions(tok);
515  
  doubleFor_simple(tok);
516  
  forPing(tok);
517  
  directSnippetRefs(tok);
518  
  quicknu(tok);
519  
  //tok_juxtaposeCalls(tok);
520  
  
521  
  conceptDeclarations(tok);
522  
  
523  
  // * constructors
524  
  if (hasCodeTokens(tok, "\\*", "("))
525  
    tok = expandStarConstructors(tok);
526  
    
527  
  // STANDARD CLASSES & INTERFACES
528  
529  
  S sc = cacheGet("#1003674");   
530  
  new L<S> lclasses;
531  
  for (S line : toLinesFullTrim(sc)) {
532  
    line = javaDropComments(line).trim();
533  
    int idx = line.indexOf('/');
534  
    lclasses.addAll(ll(line.substring(0, idx), line.substring(idx+1)));
535  
  }
536  
  
537  
  final Set<S> haveClasses = addStandardClasses(tok, toStringArray(lclasses));
538  
  
539  
  if (tok.contains("Triple") && !haveClasses.contains("Triple"))
540  
    jreplace(tok, "Triple", "T3");
541  
  
542  
  // "x << X" or "x >> X" => "x instanceof X"
543  
  for (S op : ll("<<", ">>"))
544  
    jreplace(tok, "<id> " + op + " <id>", "$1 instanceof $4", func(L<S> tok, int i) {
545  
      haveClasses.contains(tok.get(i+7))
546  
    });
547  
548  
  expandVarCopies(tok);
549  
  
550  
  // concept-related stuff
551  
  
552  
  // auto-import concepts
553  
  bool _a = tok_hasClassRef2(tok, /*"extends",*/ "Concept") || tok_hasClassRef2(tok, "Concepts"), _b = !haveClasses.contains("Concept");
554  
  //print("auto-import: " + _a + ", " + _b);
555  
  if (_a && _b) {
556  
    print("Auto-including concepts.");
557  
    if (shouldNotIncludeClass.contains("Concepts")) {
558  
      print(join(tok));
559  
      fail("Unwanted concepts import");
560  
    }
561  
    printStruct(haveClasses);
562  
    tok = includeInMainLoaded(tok, "concepts.");
563  
    reTok(tok, l(tok)-1, l(tok));
564  
    //processConceptsDot(tok);
565  
  }
566  
  
567  
  jreplace(tok, "for (<id> <id>)", "for ($3 $4 : list($3))");
568  
  jreplace(tok, "for (final <id> <id>)", "for (final $4 $5 : list($4))");
569  
570  
  // the infamous missing functions (usually caused by class Matches)
571  
  // maybe not needed anymore?
572  
  if (!hasCodeTokens(tok, "String", "unquote") && containsToken(tok, "unquote")) {
573  
    print("Adding unquote");
574  
    tok = includeInMain(tok, "#1001735");
575  
  }
576  
    
577  
  if (!hasCodeTokens(tok, "String", "formatSnippetID") && containsToken(tok, "formatSnippetID")) {
578  
    print("Adding formatSnippetID");
579  
    tok = includeInMain(tok, "#1000709");
580  
  }
581  
  
582  
  tok = expandShortTypes(tok);
583  
    
584  
  if (containsToken(tok, "cast")) {
585  
    S s = join(tok);
586  
    s = s.replaceAll("(\\w+<[\\w\\s,\\[\\]]+>|\\w+|\\w+\\[\\]|\\w+\\[\\]\\[\\])\\s+(\\w+)\\s*=\\s*cast(\\W[^;]*);", "$1 $2 = ($1) ($3);");
587  
    tok = jtok(s);
588  
  }
589  
  
590  
  replaceKeywordBlock(tok, "r-thread", "runnableThread(r " + "{", "})");
591  
  rNamedThread(tok);
592  
  
593  
  // runnable and r - now also with automatic toString if enabled
594  
  for (S keyword : ll("runnable", "r"))
595  
    while ((i = jfind(tok, keyword + " {")) >= 0) {
596  
      int idx = findCodeTokens(tok, i, false, "{");
597  
      int j = findEndOfBracketPart(tok, idx);
598  
      L<S> contents = subList(tok, idx+1, j-1);
599  
      //print("r contents: " + structure(contents));
600  
      replaceTokens(tok, i, j+1, "new Runnable() { public void run() { try { " + tok_addSemicolon(contents) + 
601  
        "\n} catch (Exception __e) { throw rethrow(__e); } }" +
602  
    (autoQuine ? "  public S toString() { return " + quote(shorten(maxQuineLength, trim(join(contents)))) + "; }" : "") +
603  
        "}");
604  
      reTok(tok, i, j+1);
605  
    }
606  
  
607  
  replaceKeywordBlock(tok,
608  
    "expectException",
609  
    "{ bool __ok = false; try {",
610  
    "} catch { __ok = true; } assertTrue(\"expected exception\", __ok); }");
611  
    
612  
  while ((i = tok.indexOf("tex")) >= 0) {
613  
    tok.set(i, "throws Exception");
614  
    tok = jtok(tok);
615  
  }
616  
  
617  
  // shorter & smarter whiles
618  
  
619  
  jreplace(tok, "while true", "while (true)");
620  
  jreplace(tok, "while licensed", "while (licensed())");
621  
  jreplace(tok, "repeat {", "while (licensed()) {");
622  
  tok_repeatWithSleep(tok);
623  
  
624  
  // null; => return null; etc.
625  
626  
  O cond = func(L<S> tok, int i) {
627  
    tok_tokenBeforeLonelyReturnValue(_get(tok, i-1))
628  
  };
629  
  jreplace(tok, "null;", "return null;", cond);
630  
  jreplace(tok, "false;", "return false;", cond);
631  
  jreplace(tok, "true;", "return true;", cond);
632  
  jreplace(tok, "this;", "return this;", cond);
633  
634  
  // "myFunction;" instead of "myFunction();" - quite rough
635  
  cond = new O() {
636  
    bool get(L<S> tok, int i) {
637  
      S word = tok.get(i+3);
638  
      //print("single word: " + word);
639  
      ret !litlist("break", "continue", "return", "else").contains(word);
640  
    }
641  
  };
642  
  for (S pre : litlist("}", ";"))
643  
    jreplace(tok, pre + " <id>;", "$1 $2();", cond);
644  
645  
  // shorter match syntax for answer methods
646  
  
647  
  jreplace(tok, "if <quoted> || <quoted>",
648  
    "if (matchOneOf(s, m, $2, $5))");
649  
  // "bla..."
650  
  jreplace(tok, "if <quoted>", "if (matchStartX($2, s, m))",
651  
    new O() { bool get(L<S> tok, int i) {
652  
      ret unquote(tok.get(i+3)).endsWith("...");
653  
    }});
654  
    
655  
  // "bla * bla | blubb * blubb"
656  
  jreplace_dyn(tok, "if <quoted>", func(L<S> tok, int cIdx) {
657  
    S s = unquote(tok.get(cIdx+2));
658  
    //print("multimatch: " + quote(s));
659  
    new L<S> l;
660  
    for (S pat : splitAtJavaToken(s, "|")) {
661  
      //print("multimatch part: " + quote(pat));
662  
      if (javaTok(pat).contains("*"))
663  
        l.add("match(" + quote(trim(pat)) + ", s, m)");
664  
      else
665  
        l.add("match(" + quote(trim(pat)) + ", s)");
666  
    }
667  
    ret "if (" + join(" || ", l) + ")";
668  
  }, func(L<S> tok, int i) {
669  
    javaTokC(unquote(tok.get(i+3))).contains("|")
670  
  });
671  
  
672  
  // "bla * bla"
673  
  jreplace(tok, "if <quoted>", "if (match($2, s))",
674  
    new O() { bool get(L<S> tok, int i) {
675  
      ret !javaTokC(unquote(tok.get(i+3))).contains("*");
676  
    }});
677  
  // "bla"
678  
  jreplace(tok, "if <quoted>", "if (match($2, s, m))");
679  
  jreplace(tok, "if match <quoted>", "if (match($3, s, m))");
680  
681  
  // extra commas ("litlist(1, 2,)")
682  
  
683  
  jreplace(tok, ",)", ")");
684  
  
685  
  // additional translations (if necessary)
686  
  
687  
  replaceKeywordBlock(tok,
688  
    "pcall",
689  
    "try {",
690  
    "} catch (Throwable __e) { printStackTrace2(__e); }");
691  
692  
  replaceKeywordBlock(tok,
693  
    "pcall-short",
694  
    "try {",
695  
    "} catch (Throwable __e) { print(exceptionToStringShort(__e)); }");
696  
697  
  replaceKeywordBlock(tok,
698  
    "pcall-silent",
699  
    "try {",
700  
    "} catch (Throwable __e) { silentException(__e); }");
701  
702  
  replaceKeywordBlock(tok,
703  
    "pcall-messagebox",
704  
    "try {",
705  
    "} catch __e { messageBox(__e); }");
706  
707  
  replaceKeywordBlock(tok,
708  
    "pcall-infobox",
709  
    "try {",
710  
    "} catch __e { infoBox(__e); }");
711  
712  
  tok = dialogHandler(tok);
713  
  
714  
  replaceKeywordBlock(tok, "exceptionToUser",
715  
    "try {",
716  
    "} catch (Throwable __e) { ret exceptionToUser(__e); }"); 
717  
718  
  if (hasCodeTokens(tok, "twice", "{"))
719  
    replaceKeywordBlock(tok, "twice",
720  
      "for (int __twice = 0; __twice < 2; __twice++) {",
721  
      "}"); 
722  
723  
  while ((i = findCodeTokens(tok, "repeat", "*", "{")) >= 0) {
724  
    S v = makeVar("repeat");
725  
    tok.set(i, "for (int " + v + " = 0; " + v + " < " + tok.get(i+2) + "; " + v + "++)");
726  
    tok.set(i+2, "");
727  
    tok = jtok(tok);
728  
  }
729  
730  
  replaceKeywordBlockDyn(tok,
731  
    "time",
732  
    new O() { S[] get() {
733  
      S var = makeVar("startTime");
734  
      ret new S[] {
735  
        "{ long " + var + " = sysNow(); try { ",
736  
        "} finally { " + var + " = sysNow()-" + var + "; saveTiming(" + var + "); } }"};
737  
    }});
738  
  
739  
  // version without { }
740  
  replaceKeywordBlockDyn(tok,
741  
    "time2",
742  
    new O() { S[] get() {
743  
      S var = makeVar("startTime");
744  
      ret new S[] {
745  
        "long " + var + " = sysNow(); ",
746  
        " " + var + " = sysNow()-" + var + "; saveTiming(" + var + "); "};
747  
    }});
748  
  
749  
  // time "bla" {
750  
  replaceKeywordPlusQuotedBlock(tok,
751  
    "time",
752  
    func(L<S> tok, int i) {
753  
      S var = makeVar("startTime");
754  
      ret new S[] {
755  
        "long " + var + " = sysNow(); ",
756  
        " done2(" + tok.get(i+2) + ", " + var + "); "};
757  
    });
758  
  
759  
  if (hasCodeTokens(tok, "assertFail", "{")) {
760  
    S var = makeVar("oops");
761  
    
762  
    replaceKeywordBlock(tok,
763  
      "assertFail",
764  
      "boolean " + var + " = false; try {",
765  
      "\n" + var + " = true; } catch (Exception e) { /* ok */ } assertFalse(" + var + ");"); 
766  
  }
767  
  
768  
  replaceKeywordBlock(tok,
769  
    "yo",
770  
    "try {",
771  
    "} catch (Exception " + makeVar("e") + ") { ret false; }");
772  
773  
  replaceKeywordBlock(tok,
774  
    "awtIfNecessary",
775  
    "swingNowOrLater(r " + "{",
776  
    "});");
777  
    
778  
  ctex(tok);
779  
    
780  
  replaceKeywordBlock(tok,
781  
    "actionListener",
782  
    "new java.awt.event.ActionListener() { " +
783  
      "public void actionPerformed(java.awt.event.ActionEvent _evt) {",
784  
    "}}");
785  
    
786  
  namedThreads(tok);
787  
  threads(tok);
788  
789  
  // try answer
790  
  while ((i = findCodeTokens(tok, "try", "answer")) >= 0) {
791  
    int j = findEndOfStatement(tok, i);
792  
    S v = makeVar("a");
793  
    tok.set(i, "{ S " + v);
794  
    tok.set(i+2, "=");
795  
    tok.set(j-1, "; if (!empty(" + v + ")) ret " + v + "; }");
796  
    tok = jtok(tok);
797  
  }
798  
799  
  // return optional (return if not null)
800  
  while ((i = jfind(tok, "return optional <id> =")) >= 0) {
801  
    int j = findEndOfStatement(tok, i);
802  
    S v = tok.get(i+4);
803  
    clearTokens(tok, i+2, i+4);
804  
    tok.set(i, "{");
805  
    tok.set(j-1, "; if (" + v + " != null) ret " + v + "; }");
806  
    tok = jtok(tok);
807  
  }
808  
  
809  
  functionReferences(tok);
810  
811  
  tok_moveImportsUp(tok);
812  
  /*S moved = moveImportsUp2(join(tok));
813  
  if (moved != null) tok = jtok(moved);*/
814  
    
815  
  ret tok;
816  
} // end of stdStuff!
817  
818  
static L<S> multilineStrings(L<S> tok) {
819  
  for (int i = 1; i < tok.size(); i += 2) {
820  
    S t = tok.get(i);
821  
    if (isQuoted(t))
822  
      if (t.startsWith("[") || t.contains("\r") || t.contains("\n"))
823  
        tok.set(i, quote(unquote(t)));
824  
  }
825  
  ret tok;
826  
}
827  
828  
static void inStringEvals(L<S> tok) {
829  
  bool change = false;
830  
  for (int i = 1; i < tok.size(); i += 2) {
831  
    S t = tok.get(i);
832  
    if (!isQuoted(t)) continue;
833  
    if (t.contains("\\*") && !t.contains("\\\\")) { // << rough
834  
      tok.set(i, inStringEval(t));
835  
      change = true;
836  
    }
837  
  }
838  
  if (change) reTok(tok);
839  
}
840  
841  
static S inStringEval(S t) {
842  
  t = dropPrefix("\"", dropSuffix("\"", t));
843  
  new L<S> l;
844  
  int idx;
845  
  while ((idx = t.indexOf("\\*")) >= 0) {
846  
    int j = indexOf(t, idx, "*/");
847  
    if (j < 0) break;
848  
    if (idx > 0)
849  
      l.add("\"" + substring(t, 0, idx) + "\"");
850  
    l.add("(" + trim(substring(t, idx+2, j)) + ")");
851  
    t = substring(t, j+2);
852  
  }
853  
  if (nempty(t))
854  
    l.add("\"" + t + "\"");
855  
  ret "(" + join(" + ", l) + ")";
856  
}
857  
858  
static L<S> quickmain(L<S> tok) {
859  
  bool change = false;
860  
  
861  
  int i = findCodeTokens(tok, "main", "{");
862  
  if (i < 0) i = findCodeTokens(tok, "m", "{");
863  
  if (i >= 0 && !(i-2 > 0 && tok.get(i-2).equals("class"))) {
864  
    tok.set(i, "class main");
865  
    change = true;
866  
  }
867  
    
868  
  i = findCodeTokens(tok, "psvm", "{");
869  
  if (i < 0) i = findCodeTokens(tok, "p", "{");
870  
  if (i >= 0) {
871  
    int idx = i+2;
872  
    int j = findEndOfBracketPart(tok, idx);
873  
    L<S> contents = subList(tok, idx+1, j-1);
874  
    tok.set(i, "public static void main(final String[] args) throws Exception");
875  
    replaceTokens(tok, idx+1, j-1, tok_addSemicolon(contents));
876  
    change = true;
877  
  }
878  
    
879  
  ret change ? jtok(tok) : tok;
880  
}
881  
882  
static S makeVar(S name) {
883  
  ret "_" + name + "_" + varCount++;
884  
}
885  
886  
static S makeVar() { ret makeVar(""); }
887  
888  
/*static L<S> standardFunctions(L<S> tok) {
889  
  ret rtq(tok, "#1002474");
890  
}*/
891  
892  
static L<S> rtq(L<S> tok, S id) {
893  
  ret runTranslatorQuick(tok, id);
894  
}
895  
896  
static L<S> expandShortTypes(L<S> tok) {
897  
  // replace <int> with <Integer>
898  
  for (int i = 1; i+4 < tok.size(); i += 2)
899  
    if (tok.get(i).equals("<")
900  
      && litlist(">", ",").contains(tok.get(i+4))) {
901  
      String type = tok.get(i+2);
902  
      if (type.equals("int")) type = "Integer";
903  
      else if (type.equals("long")) type = "Long";
904  
      tok.set(i+2, type);
905  
    }
906  
    
907  
  // O = Object, S = String, ret = return
908  
  for (int i = 1; i < tok.size(); i += 2) {
909  
    String t = tok.get(i);
910  
    if (t.equals("O")) t = "Object";
911  
    if (t.equals("S")) t = "String";
912  
    else if (t.equals("L")) t = "List";
913  
    //else if (t.equals("F")) t = "Function";
914  
    else if (t.equals("ret")) t = "return";
915  
    else if (t.equals("bool") && i+2 < tok.size() && neq(tok.get(i+2), "(")) t = "boolean"; // bool -> boolean if it's not a function name
916  
    tok.set(i, t);
917  
  }
918  
  
919  
  jreplace(tok, "LL< <id> >", "L<L<$3>>");
920  
  
921  
  ret tok;
922  
}
923  
924  
static L<S> autoImports(L<S> tok) {
925  
  S s = join(tok);
926  
  List<String> imports = findImports(s);
927  
  new StringBuilder buf;
928  
  for (String c : standardImports)
929  
    if (!(imports.contains(c)))
930  
      buf.append("import " + c + ";\n");
931  
  if (buf.length() == 0) ret tok;
932  
  ret jtok(buf+s);
933  
}
934  
935  
static String[] standardImports = {
936  
  "java.util.*",
937  
  "java.util.zip.*",
938  
  "java.util.List",
939  
  "java.util.regex.*",
940  
  "java.util.concurrent.*",
941  
  "java.util.concurrent.atomic.*",
942  
  "java.util.concurrent.locks.*",
943  
  "javax.swing.*",
944  
  "javax.swing.event.*",
945  
  "javax.swing.text.*",
946  
  "javax.swing.table.*",
947  
  "java.io.*",
948  
  "java.net.*",
949  
  "java.lang.reflect.*",
950  
  "java.lang.ref.*",
951  
  "java.lang.management.*",
952  
  "java.security.*",
953  
  "java.security.spec.*",
954  
  "java.awt.*",
955  
  "java.awt.event.*",
956  
  "java.awt.image.*",
957  
  "javax.imageio.*",
958  
  "java.math.*"
959  
};
960  
961  
static L<S> expandStarConstructors(L<S> tok) {
962  
  mainLoop: for (int i = 3; i+6 < tok.size(); i += 2) {
963  
    String t = tok.get(i), l = tok.get(i-2);
964  
    if (!t.equals("*"))
965  
      continue;
966  
    if (!tok.get(i+2).equals("("))
967  
      continue;
968  
    if (!eqOneOf(l, "}", "public", "private", "protected", ";", "{", "endif") && neq(get(tok, i-4), "ifclass")) // is this correct...??
969  
      continue;
970  
      
971  
    // ok, it seems like a constructor declaration.
972  
    // Now find class name by going backwards.
973  
    
974  
    int j = i, level = 1;
975  
    while (j > 0 && level > 0) {
976  
      t = tok.get(j);
977  
      if (t.equals("}")) ++level;
978  
      if (t.equals("{")) --level;
979  
      j -= 2;
980  
    }
981  
    
982  
    while (j > 0) {
983  
      t = tok.get(j);
984  
      if (t.equals("class")) {
985  
        String className = tok.get(j+2);
986  
        tok.set(i, className); // exchange constructor name!
987  
        
988  
        // now for the parameters.
989  
        // Syntax: *(Learner *learner) {
990  
        // We will surely add type inference here in time... :)
991  
        
992  
        j = i+2;
993  
        while (!tok.get(j).equals("{"))
994  
          j += 2;
995  
        int block = j+1;
996  
        for (int k = i+2; k < block-1; k += 2)
997  
          if (tok.get(k).equals("*")) {
998  
            tok.remove(k);
999  
            tok.remove(k);
1000  
            block -= 2;
1001  
            String name = tok.get(k);
1002  
            tok.addAll(block, Arrays.asList(new String[] {
1003  
              "\n  ", "this", "", ".", "", name, " ", "=", " ", name, "", ";" }));
1004  
          }
1005  
        
1006  
        continue mainLoop;
1007  
      }
1008  
      j -= 2;
1009  
    }
1010  
  }
1011  
  ret tok;
1012  
}
1013  
1014  
static L<S> processIncludes(L<S> tok) {
1015  
  int safety = 0;
1016  
  while (hasCodeTokens(tok, "!", "include") && ++safety < 100)
1017  
    tok = processIncludesSingle(tok);
1018  
  
1019  
  //tok_autoCloseBrackets(tok);
1020  
  ret tok;
1021  
}
1022  
1023  
static L<S> processIncludesSingle(L<S> tok) {
1024  
  int i;
1025  
  while ((i = jfind(tok, "!include #<int>")) >= 0) {
1026  
    S id = tok.get(i+6);
1027  
    included.add(parseLong(id));
1028  
    replaceTokens(tok, i, i+8, "\n" + loadSnippet(id) + "\n");
1029  
    reTok_include(tok, i, i+8);
1030  
  }
1031  
  while ((i = jfind(tok, "!include once #<int>")) >= 0) {
1032  
    S id = tok.get(i+8);
1033  
    bool isNew = included.add(parseLong(id));
1034  
    replaceTokens(tok, i, i+10, 
1035  
      isNew ? "\n" + loadSnippet(id) + "\n" : "");
1036  
    reTok_include(tok, i, i+10);
1037  
  }
1038  
  ret tok;
1039  
}
1040  
1041  
static void ctex(L<S> tok) {
1042  
  replaceKeywordBlock(tok, "ctex",
1043  
    "{ try {",
1044  
    "} catch (Exception __e) { throw rethrow(__e); } }");
1045  
  replaceKeywordBlock(tok, "null on exception",
1046  
    "{ try {",
1047  
    "} catch (Throwable __e) { return null; } }");
1048  
  replaceKeywordBlock(tok, "false on exception",
1049  
    "{ try {",
1050  
    "} catch (Throwable __e) { return false; } }");
1051  
}
1052  
  
1053  
static L<S> dialogHandler(L<S> tok) {
1054  
  ret replaceKeywordBlock(tok,
1055  
    "dialogHandler",
1056  
    "new DialogHandler() {\n" +
1057  
      "public void run(final DialogIO io) {",
1058  
    "}}");
1059  
}
1060  
1061  
static void quicknew2(L<S> tok) {
1062  
  jreplace(tok, "new <id> <id>;", "$2 $3 = new $2;");
1063  
  jreplace(tok, "new <id><<id>> <id>;", "$2<$4> $6 = new $2;");
1064  
  jreplace(tok, "new <id><<id>> <id>, <id>;", "$2<$4> $6 = new $2, $8 = new $2;");
1065  
  jreplace(tok, "new <id><<id>,<id>> <id>;", "$2<$4,$6> $8 = new $2;");
1066  
  jreplace(tok, "new <id><<id><<id>>> <id>;", "$2 $3 $4 $5 $6 $7 $8 $9 = new $2;");
1067  
  jreplace(tok, "new <id>< <id><<id>,<id>> > <id>;", "$2 $3 $4 $5 $6 $7 $8 $9 $10 $11 = new $2;");
1068  
  
1069  
  // [abandoned, confusing, looks like a function definition] with arguments - new A a(...); => A a = new A(...);
1070  
  //jreplace(tok, "new <id> <id>(", "$2 $3 = new $2(");
1071  
1072  
  jreplace(tok, "for args " + "{", "for (int i = 0; i < args.length; i++) { final String arg = args[i];");
1073  
  
1074  
  // Constructor calls without parentheses
1075  
  // So you can say something like: predictors.add(new P1);
1076  
  
1077  
  jreplace1(tok, "new <id>", "new $2()", func(L<S> tok, int i) {
1078  
    eqOneOf(_get(tok, i+5), "{", ",", ")", ";", ":")
1079  
  });
1080  
  
1081  
  jreplace(tok, "new List(", "new ArrayList(");
1082  
  jreplace(tok, "new Map(", "new HashMap(");
1083  
  jreplace(tok, "new Set(", "new HashSet(");
1084  
  jreplace(tok, "\\*<id>[<id>] <id>;", "$2[] $6 = new $2[$4];");
1085  
  
1086  
  // X x = new(...)  =>  X x = new X(...)
1087  
  // X x = new       =>  X x = new
1088  
  jreplace(tok, "<id> <id> = new", "$1 $2 = new $1", func(L<S> tok, int i) {
1089  
    eqOneOf(_get(tok, i+9), "(", ";", ",", ")")
1090  
  });
1091  
  jreplace(tok, "<id> <id> = new \\*", "$1 $2 = new $1");
1092  
  jreplace(tok, "\\* <id> = new <id>", "$5 $2 = new $5");
1093  
  jreplace(tok, "<id><<id>> <id> = new", "$1 $2 $3 $4 $5 = new $1", func(L<S> tok, int i) {
1094  
    eqOneOf(_get(tok, i+9+3*2), "(", ";", ",", ")")
1095  
  });
1096  
  jreplace(tok, "<id><<id>,<id>> <id> = new", "$1 $2 $3 $4 $5 $6 $7 = new $1", func(L<S> tok, int i) {
1097  
    eqOneOf(_get(tok, i+9+5*2), "(", ";", ",", ")")
1098  
  });
1099  
}
1100  
1101  
static L<S> extendClasses(L<S> tok) {
1102  
  int i;
1103  
  while ((i = jfind(tok, "extend <id> {")) >= 0) {
1104  
    S className = tok.get(i+2);
1105  
    int idx = findCodeTokens(tok, i, false, "{");
1106  
    int j = findEndOfBracketPart(tok, idx+2);
1107  
    S content = join(subList(tok, idx+1, j-1));
1108  
    L<S> c = findInnerClassOfMain(tok, className);
1109  
    //print("Extending class " + className + " ==> " + join(c));
1110  
    clearTokens(tok.subList(i, j+1));
1111  
    if (c == null) {
1112  
      print("Warning: Can't extend class " + className + ", not found");
1113  
      continue;
1114  
    }
1115  
    int startOfClass = indexOfSubList(tok, c); // magicIndexOfSubList is broken
1116  
    int endOfClass = startOfClass + l(c)-1;
1117  
    //print("Extending class " + className + " ==> " + join(subList(tok, startOfClass, endOfClass)));
1118  
    while (neq(tok.get(endOfClass), "}")) --endOfClass;
1119  
    //print("Extending class " + className + " ==> " + join(subList(tok, startOfClass, endOfClass)));
1120  
    tok.set(endOfClass, content + "\n" + tok.get(endOfClass));
1121  
    reTok(tok); // changed in 2 places, let's retok it all
1122  
  }
1123  
  ret tok;
1124  
}
1125  
1126  
static void listComprehensions(L<S> tok) {
1127  
  int i;
1128  
  for (S op : ll(":", "in"))
1129  
    while ((i = jfind(tok, "[<id> <id> " + op)) >= 0) {
1130  
      Map<Integer, Integer> bracketMap = getBracketMap(tok); // XXX - optimize
1131  
      S type = tok.get(i+2), id = tok.get(i+4);
1132  
      int j = scanOverExpression(tok, bracketMap, i+8, "|");
1133  
      S exp = join(tok.subList(i+8, j));
1134  
      j += 2;
1135  
      int k = scanOverExpression(tok, bracketMap, j, "]");
1136  
      S where = join(tok.subList(j, k));
1137  
      ++k;
1138  
      
1139  
      S code = "filter(" + exp + ", func(" + type + " " + id + ") { " + where + " })";
1140  
      replaceTokens(tok, i, k, code);
1141  
      reTok(tok, i, k);
1142  
    }
1143  
}
1144  
1145  
/* complicated version - TODO */
1146  
// for (S key, S value : map)
1147  
/*static void doubleFor(L<S> tok) {
1148  
  int i;
1149  
  while ((i = jfind(tok, "for (<id> <id>, <id> <id> :")) >= 0) {
1150  
    int iComma = indexOf(tok, ",", i);
1151  
    S valType = tok.get(iComma+2);
1152  
    S valName = tok.get(iComma+4);
1153  
    int expStart = indexOf(tok, ":", i)+2;
1154  
    int expEnd = findEndOfBracketPart(expStart-2);
1155  
    assertEquals(")", tok.get(expEnd));
1156  
    assertEquals("{", tok.get(expEnd+2));
1157  
    replaceTokens(tok, iComma, expStart, ": keys(");
1158  
    tok.set(expEnd, "))");
1159  
    tok.set(expEnd+2, "{ " + valType + " " + valName + " = " + 
1160  
    S type = tok.get(i+2), id = tok.get(i+4);
1161  
      int j = scanOverExpression(tok, bracketMap, i+8, "|");
1162  
      S exp = join(tok.subList(i+8, j));
1163  
      j += 2;
1164  
      int k = scanOverExpression(tok, bracketMap, j, "]");
1165  
      S where = join(tok.subList(j, k));
1166  
      ++k;
1167  
      
1168  
      S code = "filter(" + exp + ", func(" + type + " " + id + ") { " + where + " })";
1169  
      replaceTokens(tok, i, k, code);
1170  
      reTok(tok, i, k);
1171  
    }
1172  
}*/
1173  
1174  
static void doubleFor_simple(L<S> tok) {
1175  
  jreplace(tok, "for (<id> <id>, <id> <id> : <id>) {",
1176  
    "for ($3 $4 : keys($9)) { $6 $7 = $9.get($4);");
1177  
  jreplace(tok, "for (<id> <id>, <id> : <id>) {",
1178  
    "for ($3 $4 : keys($8)) { $3 $6 = $8.get($4);");
1179  
}
1180  
1181  
static void forPing(L<S> tok) {
1182  
  int i, safety = 0;
1183  
  while ((i = jfind(tok, "for ping (")) >= 0) {
1184  
    if (++safety >= 10) fail("safety");
1185  
    int bracketEnd = findEndOfBracketPart(tok, i+4)-1;
1186  
    if (neq("{", tok.get(bracketEnd+2)))
1187  
      fail("Please use { with 'for ping' : " + joinSubList(tok, i+4, bracketEnd+3));
1188  
    tokSet(tok, bracketEnd+2, "{ ping();");
1189  
    tokSet(tok, i+2, "");
1190  
  }
1191  
}
1192  
1193  
// lib 123 => !123
1194  
static void libs(L<S> tok) {
1195  
  new TreeSet<S> libs;
1196  
  int i;
1197  
  while ((i = jfind(tok, "lib <int>")) >= 0) {
1198  
    S id = tok.get(i+2);
1199  
    print("lib " + id);
1200  
    if (!libs.contains(id)) {
1201  
      libs.add(id);
1202  
      tok.set(i, "!");
1203  
      tok.set(i+1, "");
1204  
    } else {
1205  
      print("...ignoring (duplicate)");
1206  
      clearAllTokens(tok, i, i+3);
1207  
      reTok(tok, i, i+3);
1208  
    }
1209  
  }
1210  
}
1211  
1212  
// sourceCodeLine() => 1234
1213  
static void sourceCodeLine(L<S> tok) {
1214  
  int i ;
1215  
  while ((i = jfind(tok, "sourceCodeLine()")) >= 0) {
1216  
    replaceTokens(tok, i, i+5, str(countChar(join(subList(tok, 0, i)), '\n')+1));
1217  
    reTok(tok, i, i+5);
1218  
  }
1219  
}
1220  
1221  
// done before any other processing
1222  
static void earlyStuff(L<S> tok) {
1223  
  int i;
1224  
  
1225  
  tok_autosemi(tok);
1226  
  tok_autoCloseBrackets(tok);
1227  
  jreplace(tok, "°", "()");
1228  
  
1229  
  // Note: this makes the word "quine" a special operator
1230  
  // (unusable as a function name)
1231  
  
1232  
  while ((i = jfind(tok, "quine(")) >= 0) {
1233  
    int idx = findCodeTokens(tok, i, false, "(");
1234  
    int j = findEndOfBracketPart(tok, idx+2);
1235  
    tok.set(i, "new Quine");
1236  
    tok.set(idx, "(" + quote(join(subList(tok, idx+1, j-1))) + ", ");
1237  
    reTok(tok, i, idx+1);
1238  
  }
1239  
}
1240  
1241  
static void throwFail(L<S> tok) {
1242  
  bool anyChange = false;
1243  
  for (int i = 1; i+2 < l(tok); i += 2)
1244  
    if (eq(get(tok, i+2), "fail") && !eqOneOf(get(tok, i), "throw", "RuntimeException", "return")) {
1245  
      tok.set(i+2, "throw fail");
1246  
      anyChange = true;
1247  
    }
1248  
  if (anyChange)
1249  
    reTok(tok);
1250  
}
1251  
1252  
static void namedThreads(L<S> tok) {
1253  
  for (int i = 0; i < 100; i++) {
1254  
    int idx = findCodeTokens(tok, "thread", "<quoted>", "{");
1255  
    if (idx < 0) idx = findCodeTokens(tok, "thread", "<id>", "{");
1256  
    if (idx < 0)
1257  
      break;
1258  
    int j = findEndOfBracketPart(tok, idx+4);
1259  
    S tName = tok.get(idx+2);
1260  
    
1261  
    S var = "_t_" + i;
1262  
    S pre = "{ Thread " + var + " = new Thread(" + tName + ") {\n" +
1263  
      "public void run() { pcall {\n";
1264  
    S post = "} }\n};\n" +
1265  
      "startThread(" + var + "); }";
1266  
1267  
    tok.set(idx, pre);
1268  
    tok.set(idx+2, "");
1269  
    tok.set(idx+4, "");
1270  
    tok.set(j-1, post);
1271  
    //print(join(subList(tok, idx, j)));
1272  
    reTok(tok, idx, j);
1273  
  }
1274  
}
1275  
1276  
static void rNamedThread(L<S> tok) {
1277  
  for (int i = 0; i < 100; i++) {
1278  
    int idx = findCodeTokens(tok, "r", "-", "thread", "<quoted>", "{");
1279  
    if (idx < 0) idx = findCodeTokens(tok, "r", "-", "thread", "<id>", "{");
1280  
    if (idx < 0)
1281  
      break;
1282  
    int j = findEndOfBracketPart(tok, idx+8);
1283  
    S tName = tok.get(idx+6);
1284  
    
1285  
    S pre = "r { thread " + tName + " {";
1286  
    S post = "}}";
1287  
1288  
    replaceTokens(tok, idx, idx+9, pre);
1289  
    tok.set(j-1, post);
1290  
    reTok(tok, idx, j);
1291  
  }
1292  
}
1293  
1294  
static void threads(L<S> tok) {
1295  
  for (bool daemon : litlist(false, true))
1296  
    for (int i = 0; i < 100; i++) {
1297  
      int idx = findCodeTokens(tok, daemon ? "daemon" : "thread", "{");
1298  
      if (idx < 0)
1299  
        break;
1300  
      int j = findEndOfBracketPart(tok, idx+2);
1301  
1302  
      S var = "_t_" + i;
1303  
      S pre = "{ Thread " + var + " = new Thread() {\n" +
1304  
        "public void run() { pcall\n";
1305  
      S post = "} }\n};\n" +
1306  
        (daemon ? var + ".setDaemon(true);\n" : "") +
1307  
        "startThread(" + var + "); }";
1308  
1309  
      tok.set(idx, pre);
1310  
      tok.set(j-1, post);
1311  
      reTok(tok, idx, j);
1312  
    }
1313  
}
1314  
1315  
static Map<S, S> sf;
1316  
static Bool _761ok;
1317  
1318  
static L<S> standardFunctions(L<S> tok) {
1319  
  if (sf == null) {
1320  
    S _761 = cacheGet("#761");
1321  
    if (_761ok == null)
1322  
      _761ok = isBracketHygienic(_761);
1323  
    assertTrue("Whoa! #761 truncated?", _761ok);
1324  
    L<S> standardFunctions = concatLists(
1325  
      (L) loadVariableDefinition(_761, "standardFunctions"),
1326  
      (L) loadVariableDefinition(cacheGet("#1006654"), "standardFunctions"));
1327  
1328  
    sf = new HashMap();
1329  
    for (String x : standardFunctions) {
1330  
      String[] f = x.split("/");
1331  
      sf.put(f[1], f[0]);
1332  
    }
1333  
  }
1334  
  
1335  
  for (int i = 0; ; i++) {
1336  
    Set<String> defd = new HashSet(findFunctions(tok));
1337  
    
1338  
    int j;
1339  
    while ((j = jfind(tok, "should not include function *.")) >= 0) {
1340  
      S fname = tok.get(j+8);
1341  
      shouldNotIncludeFunction.add(fname);
1342  
      clearAllTokens(tok.subList(j, j+12));
1343  
    }
1344  
1345  
    // changes tok
1346  
    Set<String> invocations = findFunctionInvocations(tok, sf);
1347  
    invocations.addAll(functionsToAlwaysInclude);
1348  
1349  
    //print("Functions invoked: " + structure(invocations));
1350  
    List<String> needed = diff(invocations, defd);
1351  
    if (needed.isEmpty())
1352  
      break;
1353  
    print("Adding functions: " + join(" " , needed));
1354  
    
1355  
    Collection<S> bad = setIntersection(new HashSet(needed), shouldNotIncludeFunction);
1356  
    if (nempty(bad)) {
1357  
      S msg = "INCLUDING BAD FUNCTIONS: " + sfu(bad);
1358  
      print(msg);
1359  
      print(join(tok));
1360  
      fail(msg);
1361  
    }
1362  
      
1363  
    new L<S> added;
1364  
    new StringBuilder buf;
1365  
    new L<S> preload;
1366  
    
1367  
    for (S x : needed)
1368  
      if (sf.containsKey(x))
1369  
        preload.add(sf.get(x));
1370  
    cachePreload(preload);
1371  
    
1372  
    for (String x : cloneList(needed)) {
1373  
      if (defd.contains(x)) continue;
1374  
      
1375  
      String id = sf.get(x);
1376  
      if (id == null) {
1377  
        print("Standard function " + x + " not found.");
1378  
        needed.remove(x);
1379  
        continue;
1380  
      }
1381  
      //print("Adding function: " + x + " (" + id + ")");
1382  
       
1383  
      S function = cacheGet(id);
1384  
      if (("\n" + function).contains("\n!")) print("Warning: " + id + " contains translators.");
1385  
      
1386  
      buf.append(function).append("\n");
1387  
      added.add(x);
1388  
      defd.addAll(findFunctionDefs(javaTok(function)));
1389  
    }
1390  
    tok = includeInMainLoaded(tok, str(buf));
1391  
    // defd = new HashSet(findFunctions(tok));
1392  
    //print("Functions added: " + structure(added));
1393  
    
1394  
    for (String x : needed)
1395  
      if (!defd.contains(x)) {
1396  
        print(join(tok));
1397  
        fail("Function not defined properly: " + x);
1398  
      }
1399  
    //print("Iteration " + (i+2));
1400  
    
1401  
    tok_definitions(tok);
1402  
    tok_ifndef(tok);
1403  
    tok_ifdef(tok);
1404  
    
1405  
    if (i >= 1000) fail("Too many iterations");
1406  
  }
1407  
  
1408  
  ret tok;
1409  
}
1410  
1411  
static L<S> findFunctions(L<S> tok) {
1412  
  //ret findFunctionDefinitions(join(findMainClass(tok)));
1413  
  ret findFunctionDefs(findMainClass(tok));
1414  
}
1415  
1416  
static S cacheGet(S snippetID) {
1417  
  snippetID = formatSnippetID(snippetID);
1418  
  S text = snippetCache.get(snippetID);
1419  
  if (text == null)
1420  
    snippetCache.put(snippetID, text = loadSnippet(snippetID));
1421  
  ret text;
1422  
}
1423  
1424  
static void cachePreload(L<S> ids) {
1425  
  new L<S> needed;
1426  
  for (S id : ids)
1427  
    if (!snippetCache.containsKey(formatSnippetID(id)))
1428  
      needed.add(formatSnippetID(id));
1429  
  if (l(needed) > 1) {
1430  
    L<S> texts = loadSnippets(needed);
1431  
    for (int i = 0; i < l(needed); i++)
1432  
      if (texts.get(i) != null)
1433  
        snippetCache.put(needed.get(i), texts.get(i));
1434  
  }
1435  
}
1436  
1437  
static L<S> jtok(L<S> tok) {
1438  
  ret jtok(join(tok));
1439  
}
1440  
1441  
static L<S> jtok(S s) {
1442  
  L<S> l = javaTok(s);
1443  
  ret useIndexedList ? new IndexedList2(l) : l;
1444  
}
1445  
1446  
static HashSet<S> haveClasses(L<S> tok) {
1447  
  new HashSet<S> have;
1448  
  for (L<S> c : innerClassesOfMain(tok))
1449  
    have.add(getClassDeclarationName(c));
1450  
  have.addAll(tok_importedClassNames(tok));
1451  
  have.add("String");
1452  
  ret have;
1453  
}
1454  
1455  
// works on Java level (no "sclass" etc)
1456  
// returns list of classes we have (useful for other processing)
1457  
static Set<S> addStandardClasses(L<S> tok, S... data) {
1458  
  HashSet<S> have = haveClasses(tok);
1459  
1460  
  int j;
1461  
  while ((j = jfind(tok, "should not include class *.")) >= 0) {
1462  
    S cname = tok.get(j+8);
1463  
    shouldNotIncludeClass.add(cname);
1464  
    clearAllTokens(tok.subList(j, j+12));
1465  
  }
1466  
1467  
  //L<S> idx = IndexedList2.ensureIndexed(tok);
1468  
  Set<S> idx = tokenIndexWithoutIfclass(tok);
1469  
  for (int i = 0; i+1 < l(data); i++) {
1470  
    S className = data[i], snippetID = data[i+1];
1471  
    if (idx.contains(className)
1472  
      && !have.contains(className)) {
1473  
      
1474  
      if (shouldNotIncludeClass.contains(className)) {
1475  
        S msg = "INCLUDING BAD CLASS: " + className;
1476  
        print(msg);
1477  
        print(join(tok));
1478  
        fail(msg);
1479  
      }
1480  
1481  
      print("Adding class " + className + " / " + snippetID);
1482  
      snippetID = formatSnippetID(snippetID);
1483  
      S text = cacheGet(snippetID);
1484  
      includeInMainLoaded(tok, text);
1485  
      L<S> ct = javaTok(text);
1486  
      shortenedSubconcepts(ct);
1487  
      conceptDeclarations(ct);
1488  
      jreplace(ct, "sclass", "static class");
1489  
      jreplace(ct, "sinterface", "static interface");
1490  
      //tok_autoCloseBrackets(ct);
1491  
      for (L<S> c : allClasses(ct))
1492  
        have.add(getClassDeclarationName(c));
1493  
      if (!have.contains(className))
1494  
        fail("Wrongly defined class: " + className + " / " + snippetID);
1495  
    }
1496  
  }
1497  
  
1498  
  ret have;
1499  
}
1500  
1501  
static Set<S> expandableClassNames = lithashset("BigInteger");
1502  
1503  
// magically append ".class" to class name references
1504  
static void expandClassReferences(L<S> tok, Set<S> classNames) {
1505  
  bool change = false;
1506  
  for (int i = 3; i+2 < l(tok); i += 2) {
1507  
    S t = tok.get(i);
1508  
    if (classNames.contains(t) || expandableClassNames.contains(t)) {
1509  
      S s = tok.get(i-2); t = tok.get(i+2);
1510  
      if (eqOneOf(s, "instanceof", "new", ".", "<", ">", "implements", "throws", "extends", "/", "nu")) continue;
1511  
      if (isIdentifier(s) || isInteger(s)) continue;
1512  
      if (eq(s, ",") && isIdentifier(get(tok, i-4)) && eqGet(tok, i-6, "<")) continue; // e.g. T3<S, S, S>
1513  
      if (eq(s, ",") && eqOneOf(_get(tok, i-6), "implements", "throws")) continue;
1514  
      // TODO: longer lists
1515  
      
1516  
      // check for cast
1517  
      if (eq(s, "(") && eq(t, ")") && i >= 5) {
1518  
        if (!eqOneOf(get(tok, i+4), "{", ";")) {
1519  
          S x = tok.get(i-4);
1520  
          if (!isIdentifier(x)) continue;
1521  
          if (eqOneOf(x, "ret", "return")) continue;
1522  
        }
1523  
      }
1524  
      if (eqOneOf(t, ",", ")", ";", ":")) {
1525  
        tok.set(i, tok.get(i) + ".class");
1526  
        change = true;
1527  
      }
1528  
    }
1529  
  }
1530  
  if (change) reTok(tok);
1531  
}
1532  
1533  
// "<id>/<ClassName>" => "((ClassName) <id>)"
1534  
static void slashCasts(L<S> tok, final Set<S> classNames) {
1535  
  jreplace(tok, "<id>/<id>", "(($3) $1)", new O() {
1536  
    O get(L<S> tok, int i) {
1537  
      ret classNames.contains(tok.get(i+5));
1538  
    }
1539  
  });
1540  
}
1541  
1542  
// experimental - "<ClassName>(...)" => "new <ClassName>(...)"
1543  
// doesn't work at beginning of statement as we can't easily
1544  
// distinguish it from a constructor declaration.
1545  
static void newWithoutNew(L<S> tok, final Set<S> classNames) {
1546  
  jreplace(tok, "<id>(", "new $1(", func(L<S> tok, int i) {
1547  
    if (!classNames.contains(tok.get(i+1))) false;
1548  
    bool ok = neqOneOf(_get(tok, i-1), "new", ";", "}", "{", "public", "protected", "private", ".");
1549  
    //print("newWithoutNew: checking " + struct(subList(tok, i-1, i+2)) + " => " + ok);
1550  
    ret ok;
1551  
  });
1552  
}
1553  
1554  
// +var => "var", +var
1555  
static void expandVarCopies(L<S> tok) {
1556  
  bool change = false;
1557  
  for (int i = 3; i+2 < l(tok); i += 2) {
1558  
    if (!eq(tok.get(i), "+")) continue;
1559  
    if (!eqOneOf(tok.get(i-2), "(", ",", "{")) continue;
1560  
    S s = tok.get(i+2);
1561  
    if (!isIdentifier(s)) continue;
1562  
    tok.set(i, quote(s) + ", ");
1563  
    change = true;
1564  
  }
1565  
  if (change) reTok(tok);
1566  
}
1567  
1568  
static void processConceptsDot(L<S> tok) {
1569  
  bool change;
1570  
  do {
1571  
    change = false;
1572  
    for (int i : jfindAll(tok, "concepts."))
1573  
      if (contains(get(tok, i+3), "\n")) {
1574  
        replaceTokens(tok, i, i+3, "!" + "include #1004863 // Dynamic Concepts");
1575  
        reTok(tok, i, i+3);
1576  
        change = true;
1577  
        break;
1578  
      }
1579  
  } while (change);
1580  
}
1581  
1582  
static void addFieldOrder(L<S> tok, int i) {
1583  
  int idx = findCodeTokens(tok, i, false, "{");
1584  
  if (idx < 0) ret;
1585  
  int j = findEndOfBracketPart(tok, idx);
1586  
  L<S> vars = allVarNames(subList(tok, idx+1, j-1));
1587  
  print("addFieldOrder " + struct(vars));
1588  
  if (!vars.contains("_fieldOrder")
1589  
    && !isSortedList(vars)) {
1590  
    print("Adding field order");
1591  
    tok.set(idx+2, "static String _fieldOrder = " + quote(join(" ", vars)) + ";\n  " + tok.get(idx+2));
1592  
    // reTok has to be done by caller
1593  
  }
1594  
}
1595  
1596  
static void caseAsVariableName(L<S> tok) {
1597  
  if (!tok.contains("case")) ret;
1598  
  for (int i = 1; i+2 < l(tok); i += 2) {
1599  
    S t = tok.get(i+2);
1600  
    if (tok.get(i).equals("case")
1601  
      && !(t.startsWith("'") || isInteger(t) || isIdentifier(t)))
1602  
      tok.set(i, "_case");
1603  
  }
1604  
}
1605  
1606  
static void continueAsFunctionName(L<S> tok) {
1607  
  jreplace(tok, "continue(", "_continue(");
1608  
}
1609  
1610  
// f bla => "bla" - and "please include function bla."
1611  
static void functionReferences(L<S> tok) {
1612  
  int i;
1613  
  S keyword = "f";
1614  
  while ((i = jfind(tok, keyword + " <id>", new O() {
1615  
    O get(L<S> tok, int i) {
1616  
      ret !eq(tok.get(i+3), "instanceof");
1617  
    }
1618  
  })) >= 0) {
1619  
    S f = tok.get(i+2);
1620  
    clearTokens(tok, i, i+2);
1621  
    tok.set(i+2, quote(f));
1622  
    reTok(tok, i, i+2);
1623  
    tok.set(l(tok)-1, last(tok) + "\nplease include function " + f + ".");
1624  
    reTok(tok, l(tok)-1, l(tok));
1625  
  }
1626  
}
1627  
1628  
// # 123 => "#123"
1629  
static void directSnippetRefs(L<S> tok) {
1630  
  int i;
1631  
  while ((i = jfind(tok, "#<int>", new O() {
1632  
    bool get(L<S> tok, int i) {
1633  
      ret neq(_get(tok, i-1), "include");
1634  
    }
1635  
  })) >= 0) {
1636  
    S id = tok.get(i+2);
1637  
    clearTokens(tok, i+1, i+3);
1638  
    tok.set(i, quote("#" + id));
1639  
    reTok(tok, i, i+3);
1640  
  }
1641  
}
1642  
1643  
static void quicknu(L<S> tok) {
1644  
  jreplace(tok, "nu <id>(", "nu($2.class, ");
1645  
  jreplace(tok, "nu <id>", "new $2");
1646  
}
1647  
1648  
// fill variable innerClasses_list
1649  
static void innerClassesVar(L<S> tok) {
1650  
  if (!tok.contains("myInnerClasses_list")) ret;
1651  
  
1652  
  L<S> have = classDeclarationNames(innerClassesOfMain(tok));
1653  
  int i = jfind(tok, ">myInnerClasses_list;");
1654  
  if (i < 0) ret;
1655  
  tok.set(i+4, "=litlist(\n" + joinQuoted(", ", have) + ");");
1656  
  reTok(tok, i+4, i+5);
1657  
}
1658  
1659  
// process ifclass x ... endif blocks
1660  
static void tok_ifclass(L<S> tok) {
1661  
  if (!tok.contains("ifclass")) ret;
1662  
  
1663  
  L<S> have = classDeclarationNames(innerClassesOfMain(tok));
1664  
  int i;
1665  
  while ((i = rjfind(tok, "ifclass <id>")) >= 0) {
1666  
    int j = jfind(tok, i+4, "endif");
1667  
    if (j < 0) j = l(tok)-1;
1668  
    bool has = have.contains(tok.get(i+2));
1669  
    clearTokens(tok, i, i+3);
1670  
    clearTokens(tok, j, j+1);
1671  
    if (!has) clearTokens(tok, i+3, j);
1672  
    reTok(tok, i, j+1);
1673  
  }
1674  
}
1675  
1676  
// set flag *.
1677  
static void tok_definitions(L<S> tok) {
1678  
  int i;
1679  
  while ((i = jfind(tok, "set flag <id>.")) >= 0) {
1680  
    String fname = tok.get(i+4);
1681  
    definitions.add(fname);
1682  
    clearAllTokens(tok.subList(i, i+8));
1683  
  }
1684  
}
1685  
1686  
// process ifndef x ... endifndef blocks
1687  
static void tok_ifndef(L<S> tok) {
1688  
  if (!tok.contains("ifndef")) ret;
1689  
  
1690  
  int i;
1691  
  while ((i = rjfind(tok, "ifndef <id>")) >= 0) {
1692  
    int j = jfind(tok, i+4, "endifndef");
1693  
    if (j < 0) j = l(tok)-1;
1694  
    S fname = tok.get(i+2);
1695  
    bool has = !definitions.contains(fname);
1696  
    print("ifndef " + fname + " => " + has);
1697  
    clearTokens(tok, i, i+3);
1698  
    clearTokens(tok, j, j+1);
1699  
    if (!has) clearTokens(tok, i+3, j);
1700  
    reTok(tok, i, j+1);
1701  
  }
1702  
}
1703  
1704  
// process ifdef x ... endifdef blocks
1705  
static void tok_ifdef(L<S> tok) {
1706  
  if (!tok.contains("ifdef")) ret;
1707  
  
1708  
  int i;
1709  
  while ((i = rjfind(tok, "ifdef <id>")) >= 0) {
1710  
    int j = jfind(tok, i+4, "endifdef");
1711  
    if (j < 0) j = l(tok)-1;
1712  
    S fname = tok.get(i+2);
1713  
    bool has = definitions.contains(fname);
1714  
    print("ifdef " + fname + " => " + has);
1715  
    clearTokens(tok, i, i+3);
1716  
    clearTokens(tok, j, j+1);
1717  
    if (!has) clearTokens(tok, i+3, j);
1718  
    reTok(tok, i, j+1);
1719  
  }
1720  
}
1721  
1722  
svoid conceptDeclarations(L<S> tok) {
1723  
  for (S kw : ll("concept", "sconcept")) {
1724  
    O cond = new O() {
1725  
      O get(L<S> tok, int i) {
1726  
        addFieldOrder(tok, i+1);
1727  
        ret true;
1728  
      }
1729  
    };
1730  
    bool re = false;
1731  
    if (jreplace(tok, kw + " <id> {", "static class $2 extends Concept {", cond)) re = true;
1732  
    if (jreplace(tok, kw + " <id> implements", "static class $2 extends Concept implements", cond)) re = true;
1733  
    if (jreplace(tok, kw + " <id>", "static class $2", cond)) re = true;
1734  
    if (re) reTok(tok);
1735  
  }
1736  
}
1737  
1738  
svoid shortenedSubconcepts(L<S> tok) {
1739  
  jreplace(tok, "<id> > <id> {", "concept $3 extends $1 {", new O() { O get(L<S> tok, int i) {
1740  
    bool b = (i == 0 || tok.get(i).contains("\n")) || eq(_get(tok, i-1), "abstract"); // only at beginning of line or after "abstract"
1741  
    //print("subconcept " + b + ": " + structure(subList(tok, i-1, i+5)));
1742  
    ret b;
1743  
  }});
1744  
}
1745  
1746  
// -slightly experimental
1747  
// -do calculation in another thread, then return to AWT thread
1748  
// -must be placed in a block
1749  
// -transforms rest of block 
1750  
svoid unswing(L<S> tok) {
1751  
  int i;
1752  
  while ((i = jfind(tok, "unswing {")) >= 0) {
1753  
    int idx = i+2;
1754  
    int closingBracket = findEndOfBracketPart(tok, idx)-1;
1755  
    int endOfOuterBlock = findEndOfBracketPart(tok, closingBracket)-1;
1756  
    tok.set(i, "thread");
1757  
    tok.set(closingBracket, " awt {");
1758  
    tok.set(endOfOuterBlock, "}}}");
1759  
    reTok(tok, closingBracket-1, endOfOuterBlock+1);
1760  
  }
1761  
}
1762  
1763  
// -slightly experimental
1764  
// -Syntax: lock theLock;
1765  
// -lock a lock, unlock at end of current block with finally
1766  
svoid lockBlocks(L<S> tok) {
1767  
  int i;
1768  
  while ((i = jfind(tok, "lock <id>", func(L<S> tok, int i) { neq(tok.get(i+3), "instanceof") })) >= 0) {
1769  
    int semicolon = findEndOfStatement(tok, i)-1;
1770  
    S var = makeVar("lock");
1771  
    int endOfOuterBlock = findEndOfBracketPart(tok, semicolon)-1;
1772  
    replaceTokens(tok, i, semicolon+1,
1773  
      "Lock " + var + " = " + joinSubList(tok, i+2, semicolon-1) + "; lock(" + var + "); try {");
1774  
    tok.set(endOfOuterBlock, "} finally { " + var + ".unlock(); } }");
1775  
    reTok(tok, i, endOfOuterBlock+1);
1776  
  }
1777  
}

Author comment

Began life as a copy of #759

download  show line numbers  debug dex  old transpilations   

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Snippet ID: #1010087
Snippet name: Speeding up "Super-Edgy" JavaX Translator (Extension of #7) 2
Eternal ID of this version: #1010087/6
Text MD5: af00501583b5113ff05629bf1727db27
Transpilation MD5: 8ab7b47758cdbb74dba6bc142ea79705
Author: stefan
Category: javax
Type: JavaX translator
Public (visible to everyone): Yes
Archived (hidden from active list): No
Created/modified: 2017-09-02 09:23:56
Source code size: 57308 bytes / 1777 lines
Pitched / IR pitched: No / No
Views / Downloads: 370 / 459
Version history: 5 change(s)
Referenced in: [show references]