Transpiled version (116L) is out of date.
1 | static Producer<S> javaTok_producer(S s) { |
2 | ret new Producer<S> { |
3 | final int l = strL(s); |
4 | int i = 0; // current character index |
5 | bool inWhitespace = true; |
6 | |
7 | public S next() { |
8 | int j = i; |
9 | char c, d; |
10 | |
11 | if (inWhitespace) { |
12 | // scan for whitespace |
13 | while (j < l) { |
14 | c = s.charAt(j); |
15 | d = j+1 >= l ? '\0' : s.charAt(j+1); |
16 | if (c == ' ' || c == '\t' || c == '\r' || c == '\n') |
17 | ++j; |
18 | else if (c == '/' && d == '*') { |
19 | do ++j; while (j < l && !s.substring(j, Math.min(j+2, l)).equals("*/")); |
20 | j = Math.min(j+2, l); |
21 | } else if (c == '/' && d == '/') { |
22 | do ++j; while (j < l && "\r\n".indexOf(s.charAt(j)) < 0); |
23 | } else |
24 | break; |
25 | } |
26 | |
27 | S t = quickSubstring(s, i, j); |
28 | i = j; |
29 | inWhitespace = false; |
30 | ret t; |
31 | } else { |
32 | if (i >= l) null; // end |
33 | |
34 | c = s.charAt(i); |
35 | d = i+1 >= l ? '\0' : s.charAt(i+1); |
36 | |
37 | // scan for non-whitespace |
38 | if (c == '\'' || c == '"') { |
39 | char opener = c; |
40 | ++j; |
41 | while (j < l) { |
42 | if (s.charAt(j) == opener || s.charAt(j) == '\n') { // end at \n to not propagate unclosed string literal errors |
43 | ++j; |
44 | break; |
45 | } else if (s.charAt(j) == '\\' && j+1 < l) |
46 | j += 2; |
47 | else |
48 | ++j; |
49 | } |
50 | } else if (Character.isJavaIdentifierStart(c)) |
51 | do ++j; while (j < l && (Character.isJavaIdentifierPart(s.charAt(j)) || "'".indexOf(s.charAt(j)) >= 0)); // for stuff like "don't" |
52 | else if (Character.isDigit(c)) { |
53 | do ++j; while (j < l && Character.isDigit(s.charAt(j))); |
54 | if (j < l && s.charAt(j) == 'L') ++j; // Long constants like 1L |
55 | } else if (c == '[' && d == '[') { |
56 | do ++j; while (j+1 < l && !s.substring(j, j+2).equals("]]")); |
57 | j = Math.min(j+2, l); |
58 | } else if (c == '[' && d == '=' && i+2 < l && s.charAt(i+2) == '[') { |
59 | do ++j; while (j+2 < l && !s.substring(j, j+3).equals("]=]")); |
60 | j = Math.min(j+3, l); |
61 | } else |
62 | ++j; |
63 | |
64 | S t = quickSubstring(s, i, j); |
65 | i = j; |
66 | inWhitespace = true; |
67 | ret t; |
68 | } |
69 | } |
70 | }; |
71 | } |
Began life as a copy of #1005977
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Snippet ID: | #1034624 |
Snippet name: | javaTok_producer - javaTok as Producer |
Eternal ID of this version: | #1034624/5 |
Text MD5: | d611bcb14b30b48d485ae07cdb963bb6 |
Author: | stefan |
Category: | javax / parsing |
Type: | JavaX fragment (include) |
Public (visible to everyone): | Yes |
Archived (hidden from active list): | No |
Created/modified: | 2022-02-24 19:21:36 |
Source code size: | 2407 bytes / 71 lines |
Pitched / IR pitched: | No / No |
Views / Downloads: | 130 / 186 |
Version history: | 4 change(s) |
Referenced in: | [show references] |