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string.ts
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import {
itoa32,
utoa32,
itoa64,
utoa64,
dtoa,
itoa_buffered,
dtoa_buffered,
MAX_DOUBLE_LENGTH
} from "./number";
import {
ipow32
} from "../math";
// All tables are stored as two staged lookup tables (static tries)
// because the full range of Unicode symbols can't be efficiently
// represented as-is in memory (see Unicode spec ch 5, p.196):
// https://www.unicode.org/versions/Unicode12.0.0/ch05.pdf
// Tables have been generated using these forked musl tools:
// https://github.com/MaxGraey/musl-chartable-tools/tree/case-ignorable
// Lookup table to check if a character is alphanumeric or not
// See: https://git.musl-libc.org/cgit/musl/tree/src/ctype/alpha.h
// size: 3904 bytes
// @ts-ignore
@inline @lazy const ALPHA_TABLE = memory.data<u8>([
18,17,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,17,34,35,36,17,37,38,39,40,
41,42,43,44,17,45,46,47,16,16,48,16,16,16,16,16,16,16,49,50,51,16,52,53,16,16,
17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,54,
17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,
17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,
17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,
17,17,17,55,17,17,17,17,56,17,57,58,59,60,61,62,17,17,17,17,17,17,17,17,17,17,
17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,
17,17,17,17,17,17,17,63,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,17,64,65,17,66,67,
68,69,70,71,72,73,74,17,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,
93,94,16,95,96,97,98,17,17,17,99,100,101,16,16,16,16,16,16,16,16,16,16,17,17,
17,17,102,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,17,17,103,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,17,17,104,105,16,16,106,107,17,17,17,17,17,17,17,17,17,17,17,17,17,
17,17,17,17,17,17,17,17,17,17,108,17,17,17,17,109,110,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
17,111,112,16,16,16,16,16,16,16,16,16,113,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,114,115,116,117,16,16,16,16,16,16,16,16,118,
119,120,16,16,16,16,16,121,122,16,16,16,16,123,16,16,124,16,16,16,16,16,16,16,
16,16,125,16,16,16,
16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,
255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,255,255,255,255,0,0,0,0,0,0,0,0,254,255,255,7,254,
255,255,7,0,0,0,0,0,4,32,4,255,255,127,255,255,255,127,255,255,255,255,255,
255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,195,255,3,0,31,80,0,0,0,0,0,0,0,0,0,0,32,0,0,0,0,0,223,188,64,215,255,255,
251,255,255,255,255,255,255,255,255,255,191,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,255,255,3,252,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,255,255,255,255,254,255,255,255,127,2,255,255,255,
255,255,1,0,0,0,0,255,191,182,0,255,255,255,135,7,0,0,0,255,7,255,255,255,255,
255,255,255,254,255,195,255,255,255,255,255,255,255,255,255,255,255,255,239,
31,254,225,255,
159,0,0,255,255,255,255,255,255,0,224,255,255,255,255,255,255,255,255,255,255,
255,255,3,0,255,255,255,255,255,7,48,4,255,255,255,252,255,31,0,0,255,255,255,
1,255,7,0,0,0,0,0,0,255,255,223,255,255,0,240,255,248,3,255,255,255,255,255,
255,255,255,255,239,255,223,225,255,207,255,254,255,239,159,249,255,255,253,
197,227,159,89,128,176,207,255,3,16,238,135,249,255,255,253,109,195,135,25,2,
94,192,255,63,0,238,191,251,255,255,253,237,227,191,27,1,0,207,255,0,30,238,
159,249,255,255,253,237,227,159,25,192,176,207,255,2,0,236,199,61,214,24,199,
255,195,199,29,129,0,192,255,0,0,239,223,253,255,255,253,255,227,223,29,96,7,
207,255,0,0,239,223,253,255,255,253,239,227,223,29,96,64,207,255,6,0,255,223,
253,255,255,255,255,231,223,93,240,128,207,255,0,252,238,255,127,252,255,255,
251,47,127,128,95,255,192,255,12,0,254,255,255,255,255,127,255,7,63,32,255,3,
0,0,0,0,214,247,255,255,175,255,255,59,95,32,255,243,0,0,0,
0,1,0,0,0,255,3,0,0,255,254,255,255,255,31,254,255,3,255,255,254,255,255,255,
31,0,0,0,0,0,0,0,0,255,255,255,255,255,255,127,249,255,3,255,255,255,255,255,
255,255,255,255,63,255,255,255,255,191,32,255,255,255,255,255,247,255,255,255,
255,255,255,255,255,255,61,127,61,255,255,255,255,255,61,255,255,255,255,61,
127,61,255,127,255,255,255,255,255,255,255,61,255,255,255,255,255,255,255,255,
7,0,0,0,0,255,255,0,0,255,255,255,255,255,255,255,255,255,255,63,63,254,255,
255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,159,255,255,254,255,255,7,255,255,255,255,255,255,255,255,
255,199,255,1,255,223,15,0,255,255,15,0,255,255,15,0,255,223,13,0,255,255,255,
255,255,255,207,255,255,1,128,16,255,3,0,0,0,0,255,3,255,255,255,255,255,255,
255,255,255,255,255,1,255,255,255,255,255,7,255,255,255,255,255,255,255,255,
63,
0,255,255,255,127,255,15,255,1,192,255,255,255,255,63,31,0,255,255,255,255,
255,15,255,255,255,3,255,3,0,0,0,0,255,255,255,15,255,255,255,255,255,255,255,
127,254,255,31,0,255,3,255,3,128,0,0,128,1,0,0,0,0,0,0,0,255,255,255,255,255,
255,239,255,239,15,255,3,0,0,0,0,255,255,255,255,255,243,255,255,255,255,255,
255,191,255,3,0,255,255,255,255,255,255,127,0,255,227,255,255,255,255,255,63,
255,1,255,255,255,255,255,231,0,0,0,0,0,222,111,4,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0,0,0,
128,255,31,0,255,255,63,63,255,255,255,255,63,63,255,170,255,255,255,63,255,
255,255,255,255,255,223,95,220,31,207,15,255,31,220,31,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,2,128,0,0,255,31,0,0,0,0,0,0,0,0,0,0,0,0,132,252,47,62,80,189,255,243,
224,67,0,0,255,255,255,255,255,1,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,192,255,255,255,255,255,255,3,0,
0,255,255,255,255,255,127,255,255,255,255,255,127,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,255,255,31,120,12,0,255,255,255,255,191,32,255,
255,255,255,255,255,255,128,0,0,255,255,127,0,127,127,127,127,127,127,127,127,
255,255,255,255,0,0,0,0,0,128,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,224,0,0,0,254,3,62,31,254,255,255,255,255,255,255,255,255,255,127,224,254,
255,255,255,255,255,255,255,255,255,255,247,224,255,255,255,255,255,254,255,
255,255,255,255,255,255,255,255,255,127,0,0,255,255,255,255,0,0,0,0,0,0,255,
255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,0,0,0,0,0,0,0,0,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,255,255,
31,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,31,0,0,
0,0,0,0,0,0,255,255,255,255,255,63,255,31,255,255,255,15,0,0,255,255,255,255,
255,127,240,143,255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0,0,
0,128,255,252,255,255,255,255,255,255,255,255,255,255,255,255,249,255,255,255,
255,255,255,252,7,0,0,0,0,224,255,191,255,255,255,255,0,0,0,255,255,255,255,
255,255,15,0,255,255,255,255,255,255,255,255,47,0,255,3,0,0,252,232,255,255,
255,255,255,7,255,255,255,255,7,0,255,255,255,31,255,255,255,255,255,255,247,
255,0,128,255,3,255,255,255,127,255,255,255,255,255,255,127,0,255,63,255,3,
255,255,127,252,255,255,255,255,255,255,255,127,5,0,0,56,255,255,60,0,126,126,
126,0,127,127,255,255,255,255,255,247,255,3,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,7,255,3,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,255,255,255,15,0,255,255,127,248,255,255,255,255,
255,
15,255,255,255,255,255,255,255,255,255,255,255,255,255,63,255,255,255,255,255,
255,255,255,255,255,255,255,255,3,0,0,0,0,127,0,248,224,255,253,127,95,219,
255,255,255,255,255,255,255,255,255,255,255,255,255,3,0,0,0,248,255,255,255,
255,255,255,255,255,255,255,255,255,63,0,0,255,255,255,255,255,255,255,255,
252,255,255,255,255,255,255,0,0,0,0,0,255,15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,223,
255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,31,0,0,255,3,
254,255,255,7,254,255,255,7,192,255,255,255,255,255,255,255,255,255,255,127,
252,252,252,28,0,0,0,0,255,239,255,255,127,255,255,183,255,63,255,63,0,0,0,0,
255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,7,0,0,0,0,0,0,0,0,
255,255,255,255,255,255,31,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,255,255,255,31,255,255,255,255,255,255,1,0,0,0,0,
0,255,255,255,255,0,224,255,255,255,7,255,255,255,255,255,7,255,255,255,63,
255,255,255,255,15,255,62,0,0,0,0,0,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,255,255,63,255,3,255,255,255,255,15,255,255,255,
255,15,255,255,255,255,255,0,255,255,255,255,255,255,15,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,255,255,255,255,255,255,127,0,255,255,63,0,255,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,63,253,255,255,255,255,191,145,255,255,63,0,255,255,
127,0,255,255,255,127,0,0,0,0,0,0,0,0,255,255,55,0,255,255,63,0,255,255,255,3,
0,0,0,0,0,0,0,0,255,255,255,255,255,255,255,192,0,0,0,0,0,0,0,0,111,240,239,
254,255,255,63,0,0,0,0,0,255,255,255,31,255,255,255,31,0,0,0,0,255,254,255,
255,31,0,0,0,255,255,255,255,255,255,63,0,255,255,63,0,255,255,7,0,255,255,3,
0,0,0,0,0,0,0,0,0,0,0,0,
0,255,255,255,255,255,255,255,255,255,1,0,0,0,0,0,0,255,255,255,255,255,255,7,
0,255,255,255,255,255,255,7,0,255,255,255,255,255,0,255,3,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255,
255,27,3,0,0,0,0,0,0,0,0,0,255,255,255,31,128,0,255,255,63,0,0,0,0,0,0,0,0,0,
0,0,0,0,255,255,31,0,0,0,255,255,127,0,255,255,255,255,255,255,255,255,63,0,0,
0,192,255,0,0,252,255,255,255,255,255,255,1,0,0,255,255,255,1,255,3,255,255,
255,255,255,255,199,255,240,0,255,255,255,255,71,0,255,255,255,255,255,255,
255,255,30,192,255,23,0,0,0,0,255,255,251,255,255,255,159,64,0,0,0,0,0,0,0,0,
127,189,255,191,255,1,255,255,255,255,255,255,255,1,255,3,239,159,249,255,255,
253,237,227,159,25,129,224,15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,255,255,255,255,255,255,255,255,187,7,255,131,3,0,0,0,255,255,255,255,255,
255,255,255,179,0,255,3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,
255,255,255,63,127,0,0,0,63,0,0,0,0,255,255,255,255,255,255,255,127,17,0,255,
3,0,0,0,0,255,255,255,255,255,255,63,1,255,3,0,0,0,0,0,0,255,255,255,231,255,
7,255,3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255,255,
255,255,1,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255,255,255,255,255,255,3,0,128,
127,242,111,255,255,255,191,153,7,0,255,3,0,0,0,0,0,0,0,0,255,252,255,255,255,
255,255,252,26,0,0,0,255,255,255,255,255,255,231,127,0,0,255,255,255,255,255,
255,255,255,255,32,0,0,0,0,255,255,255,255,255,255,255,1,255,253,255,255,255,
255,127,127,1,0,255,3,0,0,252,255,255,255,252,255,255,254,127,0,0,0,0,0,0,0,0,
0,127,251,255,255,255,255,127,180,203,0,255,3,191,253,255,255,255,127,123,1,
255,3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,255,255,127,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,
0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,3,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255,255,255,255,255,255,255,255,255,
255,127,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,255,15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,255,255,255,255,255,127,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,255,255,255,255,255,255,255,255,127,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,
0,255,255,255,255,255,255,255,1,255,255,255,127,255,3,0,0,0,0,0,0,0,0,0,0,0,0,
255,255,255,63,0,0,255,255,255,255,255,255,0,0,15,0,255,3,248,255,255,224,255,
255,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255,255,255,255,
255,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255,255,255,255,255,255,135,
255,255,255,255,255,255,255,128,255,255,0,0,0,0,0,0,0,0,11,0,3,0,255,255,255,
255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,255,255,0,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,63,0,0,0,0,0,
255,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,
127,0,0,0,0,0,0,7,0,240,0,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,
255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,255,255,255,255,255,255,15,255,255,255,255,255,
255,255,255,255,255,255,255,255,7,255,31,255,1,255,67,0,0,0,0,0,0,0,0,0,0,0,0,
255,255,255,255,255,255,255,255,255,255,223,255,255,255,255,255,255,255,255,
223,100,222,255,235,239,255,255,255,255,255,255,255,191,231,223,223,255,255,
255,123,95,252,253,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,255,63,255,255,255,253,255,255,247,255,255,255,
247,255,255,223,255,255,255,223,255,255,127,255,255,255,127,255,255,255,253,
255,255,255,253,255,255,247,207,255,255,255,255,255,255,127,255,255,249,219,7,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255,255,31,
128,63,255,67,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255,255,15,255,
3,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,31,0,0,0,0,0,0,0,255,255,255,255,255,255,255,255,143,8,
255,3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,239,255,255,255,150,254,247,10,
132,234,150,170,150,247,247,94,255,251,255,15,238,251,255,15,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,255,255,255,3,255,255,255,3,255,255,255,3,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,3
]);
// size: 1568 bytes (compressed to ~1380 bytes after binaryen)
// @ts-ignore: decorator
@lazy @inline const CASED = memory.data<u8>([
18,19,20,21,22,23,16,16,16,16,16,16,16,16,16,16,
24,16,16,25,16,16,16,16,16,16,16,16,26,27,17,28,
29,30,16,16,31,16,16,16,16,16,16,16,32,33,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,34,35,16,16,16,36,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,37,16,16,16,38,
16,16,16,16,39,16,16,16,16,16,16,16,40,16,16,16,
16,16,16,16,16,16,16,16,41,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,42,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,43,44,45,46,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,47,16,16,16,16,16,16,
16,48,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
0,0,0,0,0,0,0,0,254,255,255,7,254,255,255,7,0,0,0,0,0,4,32,4,
255,255,127,255,255,255,127,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,247,240,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,255,255,255,239,255,255,255,255,1,3,0,0,0,31,0,0,0,
0,0,0,0,0,0,0,0,32,0,0,0,0,0,207,188,64,215,255,255,251,255,255,255,
255,255,255,255,255,255,191,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
3,252,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,254,255,
255,255,127,0,255,255,255,255,255,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255,
191,32,255,255,255,255,255,231,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,255,255,255,255,255,255,255,255,255,255,63,63,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,255,1,255,255,255,255,255,231,0,0,0,0,0,0,0,0,
255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
0,0,0,0,0,0,0,0,255,255,63,63,255,255,255,255,63,63,255,170,255,255,255,63,
255,255,255,255,255,255,223,95,220,31,207,15,255,31,220,31,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,2,128,0,0,255,31,0,0,0,0,0,0,0,0,0,0,0,0,
132,252,47,62,80,189,31,242,224,67,0,0,255,255,255,255,24,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,192,255,255,255,255,255,255,3,0,0,255,255,255,255,255,127,255,255,
255,255,255,127,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,31,120,12,0,
255,255,255,255,191,32,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255,255,63,0,0,
255,255,255,63,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,252,255,255,255,
255,255,255,255,255,255,255,255,255,120,255,255,255,255,255,255,252,7,0,0,0,0,96,7,
0,0,0,0,0,0,255,255,255,255,255,247,255,1,255,255,255,255,255,255,255,255,255,255,
0,0,0,0,0,0,0,0,127,0,248,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,254,255,255,7,
254,255,255,7,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
255,255,255,255,255,255,255,255,255,255,0,0,0,0,0,0,0,0,0,0,0,0,255,255,
255,255,15,255,255,255,255,15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
255,255,255,255,255,255,7,0,255,255,255,255,255,255,7,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255,255,255,255,255,0,0,0,0,
0,0,0,0,0,0,0,0,255,255,255,255,255,255,255,255,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,255,255,255,255,255,255,255,255,255,255,223,255,255,255,255,255,
255,255,255,223,100,222,255,235,239,255,255,255,255,255,255,255,191,231,223,223,255,255,255,123,
95,252,253,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,63,255,255,255,
253,255,255,247,255,255,255,247,255,255,223,255,255,255,223,255,255,127,255,255,255,127,255,255,
255,253,255,255,255,253,255,255,247,15,0,0,0,0,0,0,255,255,255,255,255,255,255,255,
15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,255,255,255,3,255,255,255,3,255,255,255,3,0,0,0,0,0,0,
0,0,0,0,0,0,0,0
]);
// size: 2976 bytes (compressed to ~2050 bytes after binaryen)
// @ts-ignore: decorator
@lazy @inline const CASE_IGNORABLES = memory.data<u8>([
18,16,19,20,21,22,23,24,25,26,27,28,29,30,31,32,
33,16,16,34,16,16,16,35,36,37,38,39,40,41,16,42,
43,16,16,16,16,16,16,16,16,16,16,16,44,45,46,16,
47,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
48,16,16,16,49,16,50,51,52,53,54,55,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,56,16,16,57,58,
16,59,60,61,16,16,16,16,16,16,62,16,16,63,64,65,
66,67,68,69,70,71,72,73,74,75,76,16,77,78,79,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,80,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,81,82,16,16,16,83,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,84,16,16,16,
16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,
16,85,86,16,16,16,16,16,16,16,87,16,16,16,16,16,
88,89,90,16,16,16,16,16,91,92,16,16,16,16,16,16,
16,16,16,93,16,16,16,16,16,16,16,16,16,16,16,16,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
0,0,0,0,128,64,0,4,0,0,0,64,1,0,0,0,0,0,0,0,0,161,144,1,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
255,255,255,255,255,255,48,4,176,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,248,3,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,130,0,0,0,0,
0,0,254,255,255,255,255,191,182,0,0,0,0,0,16,0,63,0,255,23,0,0,0,0,
1,248,255,255,0,0,1,0,0,0,0,0,0,0,0,0,0,0,192,191,255,61,0,0,
0,128,2,0,0,0,255,255,255,7,0,0,0,0,0,0,0,0,0,0,192,255,1,0,
0,0,0,0,0,248,63,36,0,0,192,255,255,63,0,0,0,0,0,14,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,248,255,255,255,255,255,7,0,0,0,0,0,0,20,
254,33,254,0,12,0,2,0,2,0,0,0,0,0,0,16,30,32,0,0,12,0,0,64,
6,0,0,0,0,0,0,16,134,57,2,0,0,0,35,0,6,0,0,0,0,0,0,16,
190,33,0,0,12,0,0,252,2,0,0,0,0,0,0,144,30,32,96,0,12,0,0,0,
4,0,0,0,0,0,0,0,1,32,0,0,0,0,0,0,17,0,0,0,0,0,0,192,
193,61,96,0,12,0,0,0,2,0,0,0,0,0,0,144,64,48,0,0,12,0,0,0,
3,0,0,0,0,0,0,24,30,32,0,0,12,0,0,0,2,0,0,0,0,0,0,0,
0,4,92,0,0,0,0,0,0,0,0,0,0,0,242,7,192,127,0,0,0,0,0,0,
0,0,0,0,0,0,242,31,64,63,0,0,0,0,0,0,0,0,0,3,0,0,160,2,
0,0,0,0,0,0,254,127,223,224,255,254,255,255,255,31,64,0,0,0,0,0,0,0,
0,0,0,0,0,224,253,102,0,0,0,195,1,0,30,0,100,32,0,32,0,0,0,0,
0,0,0,0,0,0,0,16,0,0,0,0,0,0,0,0,0,0,0,224,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,28,0,0,0,28,0,
0,0,12,0,0,0,12,0,0,0,0,0,0,0,176,63,64,254,143,32,0,0,0,0,
0,120,0,0,0,0,0,0,8,0,0,0,0,0,0,0,96,0,0,0,0,2,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,135,1,4,14,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,128,9,0,0,0,0,
0,0,64,127,229,31,248,159,0,0,0,0,128,0,255,255,1,0,0,0,0,0,0,0,
15,0,0,0,0,0,208,23,4,0,0,0,0,248,15,0,3,0,0,0,60,59,0,0,
0,0,0,0,64,163,3,0,0,0,0,0,0,240,207,0,0,0,0,0,0,0,0,63,
0,0,0,0,0,0,0,0,0,0,247,255,253,33,16,3,0,0,0,0,0,240,255,255,
255,255,255,255,255,7,0,1,0,0,0,248,255,255,255,255,255,255,255,255,255,255,255,251,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,160,
3,224,0,224,0,224,0,96,0,248,0,3,144,124,0,0,0,0,0,0,223,255,2,128,
0,0,255,31,0,0,0,0,0,0,255,255,255,255,1,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,48,0,0,0,0,0,0,0,0,0,0,0,0,0,128,3,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,128,0,128,0,0,0,0,0,0,0,0,
0,0,0,0,255,255,255,255,0,0,0,0,0,128,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,32,0,0,0,0,60,62,8,
0,0,0,0,0,0,0,0,0,0,0,126,0,0,0,0,0,0,0,0,0,0,0,112,
0,0,32,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,63,0,16,0,0,0,0,0,0,
0,0,0,0,0,128,247,191,0,0,0,240,0,0,0,0,0,0,0,0,0,0,3,0,
255,255,255,255,3,0,0,0,0,0,0,0,0,0,1,0,0,7,0,0,0,0,0,0,
0,0,0,0,0,0,0,3,68,8,0,0,96,16,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,48,0,0,0,255,255,3,128,0,0,0,0,192,63,0,0,
128,255,3,0,0,0,0,0,7,0,0,0,0,0,200,51,0,128,0,0,96,0,0,0,
0,0,0,0,0,126,102,0,8,16,0,0,0,0,1,16,0,0,0,0,0,0,157,193,
2,0,0,32,0,48,88,0,0,0,0,0,0,0,0,0,0,0,0,248,0,14,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,32,33,0,0,0,0,0,64,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,252,255,3,0,0,0,0,0,0,0,
255,255,8,0,255,255,0,0,0,0,36,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,128,128,64,0,4,0,0,0,64,1,0,0,0,0,0,1,0,
0,0,0,192,0,0,0,0,0,0,0,0,8,0,0,14,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,32,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,192,7,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,110,240,0,0,0,0,0,135,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,96,0,0,0,
0,0,0,0,240,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,24,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
192,255,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
2,0,0,0,0,0,0,255,127,0,0,0,0,0,0,128,3,0,0,0,0,0,120,38,
0,32,0,0,0,0,0,0,7,0,0,0,128,239,31,0,0,0,0,0,0,0,8,0,
3,0,0,0,0,0,192,127,0,158,0,0,0,0,0,0,0,0,0,0,0,128,211,64,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,128,248,7,0,0,
3,0,0,0,0,0,0,24,1,0,0,0,192,31,31,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,92,0,0,64,0,0,0,0,
0,0,0,0,0,0,248,133,13,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,60,176,1,0,0,48,0,0,0,0,
0,0,0,0,0,0,248,167,1,0,0,0,0,0,0,0,0,0,0,0,0,40,191,0,
0,0,0,0,0,0,0,0,0,0,0,224,188,15,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,128,255,6,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,88,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,240,12,1,0,0,0,254,7,0,0,0,0,248,121,128,0,126,14,0,0,0,0,
0,252,127,3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,127,191,
0,0,0,0,0,0,0,0,0,0,252,255,255,252,109,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,126,180,191,0,0,0,0,0,0,0,0,0,163,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,0,0,0,0,0,0,0,255,1,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,31,0,0,0,0,0,0,0,127,0,15,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,128,0,0,0,0,0,0,0,128,255,255,0,0,0,0,0,0,0,0,27,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,96,15,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,128,3,248,255,
231,15,0,0,0,60,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
28,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
255,255,255,255,255,255,127,248,255,255,255,255,255,31,32,0,16,0,0,248,254,255,0,0,
0,0,0,0,0,0,0,0,127,255,255,249,219,7,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,63,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,240,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,127,0,0,0,0,0,0,0,0,0,0,0,0,0,
240,15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,248
]);
// @ts-ignore: decorator
@lazy @inline const LOWER127 = memory.data<u8>([
0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
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,
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,
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
]);
// @ts-ignore: decorator
@lazy @inline const UPPER127 = memory.data<u8>([
0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
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,
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,
123,124,125,126,127
]);
// 23 * 8 = 184 bytes
// @ts-ignore: decorator
@lazy @inline const POWERS10 = memory.data<f64>([
1e00, 1e01, 1e02, 1e03, 1e04, 1e05, 1e06, 1e07, 1e08, 1e09,
1e10, 1e11, 1e12, 1e13, 1e14, 1e15, 1e16, 1e17, 1e18, 1e19,
1e20, 1e21, 1e22
]);
// @ts-ignore: decorator
@inline
export const enum CharCode {
PERCENT = 0x25,
PLUS = 0x2B,
MINUS = 0x2D,
DOT = 0x2E,
_0 = 0x30,
_1 = 0x31,
_2 = 0x32,
_3 = 0x33,
_4 = 0x34,
_5 = 0x35,
_6 = 0x36,
_7 = 0x37,
_8 = 0x38,
_9 = 0x39,
A = 0x41,
B = 0x42,
E = 0x45,
I = 0x49,
N = 0x4E,
O = 0x4F,
X = 0x58,
Z = 0x5A,
a = 0x61,
b = 0x62,
e = 0x65,
n = 0x6E,
o = 0x6F,
u = 0x75,
x = 0x78,
z = 0x7A
}
// @ts-ignore: decorator
@inline
export function isAscii(c: u32): bool {
return !(c >> 7);
}
// @ts-ignore: decorator
@inline
export function isLower8(c: u32): bool {
return c - CharCode.a < 26;
}
// @ts-ignore: decorator
@inline
export function isUpper8(c: u32): bool {
return c - CharCode.A < 26;
}
export function isSpace(c: u32): bool {
if (c < 0x1680) { // < <LS> (1)
// <SP>, <TAB>, <LF>, <VT>, <FF>, <CR> and <NBSP>
// (c == 0x20 || c == 0xA0) was optimized to (c | 0x80) == 0xA0
return ((c | 0x80) == 0xA0) || (c - 0x09 <= 0x0D - 0x09);
}
if (c - 0x2000 <= 0x200A - 0x2000) return true;
switch (c) {
case 0x1680: // <LS> (1)
case 0x2028: // <LS> (2)
case 0x2029: // <PS>
case 0x202F: // <NNS>
case 0x205F: // <MMSP>
case 0x3000: // <IS>
case 0xFEFF: return true; // <ZWNBSP>
}
return false;
}
export function isAlpha(c: u32): bool {
if (isAscii(c)) return (c | 32) - CharCode.a < 26;
if (c < 0x20000) {
// @ts-ignore: cast
return stagedBinaryLookup(ALPHA_TABLE, c);
}
return c < 0x2FFFE;
}
// @ts-ignore: decorator
@inline
export function isCased(c: u32): bool {
// @ts-ignore: cast
return c < 0x1F18A && stagedBinaryLookup(CASED, c);
}
// @ts-ignore: decorator
@inline
export function isCaseIgnorable(c: u32): bool {
// @ts-ignore: cast
return c < 0xE01F0 && stagedBinaryLookup(CASE_IGNORABLES, c);
}
// @ts-ignore: decorator
@inline
export function isFinalSigma(buffer: usize, index: isize, len: isize): bool {
const lookaheadLimit = 30; // max lookahead limit
let found = false;
let pos = index;
let minPos = max(0, pos - lookaheadLimit);
while (pos > minPos) {
let c = codePointBefore(buffer, pos);
if (!isCaseIgnorable(c)) {
if (isCased(c)) {
found = true;
} else {
return false;
}
}
pos -= isize(c >= 0x10000) + 1;
}
if (!found) return false;
pos = index + 1;
let maxPos = min(pos + lookaheadLimit, len);
while (pos < maxPos) {
let c = <u32>load<u16>(buffer + (pos << 1));
if (u32((c & 0xFC00) == 0xD800) & u32(pos + 1 != len)) {
let c1 = <u32>load<u16>(buffer + (pos << 1), 2);
if ((c1 & 0xFC00) == 0xDC00) {
c = (c - 0xD800 << 10) + (c1 - 0xDC00) + 0x10000;
}
}
if (!isCaseIgnorable(c)) {
return !isCased(c);
}
pos += isize(c >= 0x10000) + 1;
}
return true;
}
// @ts-ignore: decorator
@inline
function codePointBefore(buffer: usize, index: isize): i32 {
if (index <= 0) return -1;
let c = <u32>load<u16>(buffer + (index - 1 << 1));
if (u32((c & 0xFC00) == 0xDC00) & u32(index - 2 >= 0)) {
let c1 = <u32>load<u16>(buffer + (index - 2 << 1));
if ((c1 & 0xFC00) == 0xD800) {
return ((c1 & 0x3FF) << 10) + (c & 0x3FF) + 0x10000;
}
}
return (c & 0xF800) == 0xD800 ? 0xFFFD : c;
}
// Search routine for two-staged lookup tables
function stagedBinaryLookup(table: usize, c: u32): bool {
return <bool>((load<u8>(table + (<u32>load<u8>(table + (c >>> 8)) << 5) + ((c & 255) >> 3)) >>> (c & 7)) & 1);
}
export function compareImpl(str1: string, index1: usize, str2: string, index2: usize, len: usize): i32 {
let ptr1 = changetype<usize>(str1) + (index1 << 1);
let ptr2 = changetype<usize>(str2) + (index2 << 1);
if (ASC_SHRINK_LEVEL < 2) {
if (len >= 4 && !((ptr1 & 7) | (ptr2 & 7))) {
do {
if (load<u64>(ptr1) != load<u64>(ptr2)) break;
ptr1 += 8;
ptr2 += 8;
len -= 4;
} while (len >= 4);
}
}
while (len--) {
let a = <i32>load<u16>(ptr1);
let b = <i32>load<u16>(ptr2);
if (a != b) return a - b;
ptr1 += 2;
ptr2 += 2;
}
return 0;
}
// @ts-ignore: decorator
@inline
export function toLower8(c: u32): u32 {
if (ASC_SHRINK_LEVEL > 0) {
return c | u32(isUpper8(c)) << 5;
} else {
return <u32>load<u8>(LOWER127 + c);
}
}
// @ts-ignore: decorator
@inline
export function toUpper8(c: u32): u32 {
if (ASC_SHRINK_LEVEL > 0) {
return c & ~(u32(isLower8(c)) << 5);
} else {
return <u32>load<u8>(UPPER127 + c);
}
}
/** Parses a string to an integer (usually), using the specified radix. */
export function strtol<T>(str: string, radix: i32 = 0): T {
let len = str.length;
if (!len) {
if (isFloat<T>()) {
// @ts-ignore: cast
return <T>NaN;
} else {
// @ts-ignore: cast
return <T>0;
}
}
let ptr = changetype<usize>(str) /* + HEAD -> offset */;
let code = <u32>load<u16>(ptr);
// trim white spaces
while (isSpace(code)) {
code = <u32>load<u16>(ptr += 2);
--len;
}
// determine sign
// @ts-ignore
let sign: T = 1;
if (code == CharCode.MINUS || code == CharCode.PLUS) {
if (!--len) {
if (isFloat<T>()) {
// @ts-ignore: cast
return <T>NaN;
} else {
// @ts-ignore: cast
return <T>0;
}
}
if (code == CharCode.MINUS) {
// @ts-ignore: type
sign = -1;
}
code = <u32>load<u16>(ptr += 2);
}
// See https://tc39.es/ecma262/#sec-parseint-string-radix
if (radix) {
if (radix < 2 || radix > 36) {
if (isFloat<T>()) {
// @ts-ignore: cast
return <T>NaN;
} else {
// @ts-ignore: cast
return <T>0;
}
}
// handle case as parseInt("0xFF", 16) by spec
if (radix == 16) {
if (
len > 2 &&
code == CharCode._0 &&
(<u32>load<u16>(ptr, 2) | 32) == CharCode.x
) {
ptr += 4; len -= 2;
}
}
} else {
// determine radix by literal prefix
if (code == CharCode._0 && len > 2) {
switch (<u32>load<u16>(ptr, 2) | 32) {
case CharCode.b: {
ptr += 4; len -= 2;
radix = 2;
break;
}
case CharCode.o: {
ptr += 4; len -= 2;
radix = 8;
break;
}
case CharCode.x: {
ptr += 4; len -= 2;
radix = 16;
break;
}
}
}
if (!radix) radix = 10;
}
// calculate value
// @ts-ignore: type
let num: T = 0;
let initial = len - 1;
while (len--) {
code = <u32>load<u16>(ptr);
if (code - CharCode._0 < 10) {
code -= CharCode._0;
} else if (code - CharCode.A <= <u32>(CharCode.Z - CharCode.A)) {
code -= CharCode.A - 10;
} else if (code - CharCode.a <= <u32>(CharCode.z - CharCode.a)) {
code -= CharCode.a - 10;
}
if (code >= <u32>radix) {
if (initial == len) {
if (isFloat<T>()) {
// @ts-ignore: cast
return <T>NaN;
} else {
// @ts-ignore: cast
return <T>0;
}
}
break;
}
// @ts-ignore: type
num = num * radix + code;
ptr += 2;
}
// @ts-ignore: type
return sign * num;
}
export function strtod(str: string): f64 {
let len = str.length;
if (!len) return NaN;
let ptr = changetype<usize>(str);
let code = <u32>load<u16>(ptr);
let sign = 1.0;
// skip white spaces
while (len && isSpace(code)) {
code = <u32>load<u16>(ptr += 2);
--len;
}
if (!len) return NaN;
// try parse '-' or '+'
if (code == CharCode.MINUS) {
if (!--len) return NaN;
code = <u32>load<u16>(ptr += 2);
sign = -1;
} else if (code == CharCode.PLUS) {
if (!--len) return NaN;
code = <u32>load<u16>(ptr += 2);
}
// try parse Infinity
if (len >= 8 && code == CharCode.I) {
if (
load<u64>(ptr, 0) == 0x690066006E0049 && // ifnI
load<u64>(ptr, 8) == 0x7900740069006E // ytin
) {
return Infinity * sign;
}
return NaN;
}
// validate next symbol
if (code != CharCode.DOT && <u32>(code - CharCode._0) >= 10) {
return NaN;
}
let savedPtr = ptr;
// skip zeros
while (code == CharCode._0) {
code = <u32>load<u16>(ptr += 2);
--len;
}
if (len <= 0) return 0.0 * sign;
const capacity = 19; // int(64 * 0.3010)
let pointed = false;
let consumed = 0;
let position = 0;
let x: u64 = 0;
if (code == CharCode.DOT) {
let noDigits = !(savedPtr - ptr);
ptr += 2; --len;
if (!len && noDigits) return NaN;
for (pointed = true; (code = <u32>load<u16>(ptr)) == CharCode._0; --position, ptr += 2) --len;
if (len <= 0) return 0.0 * sign;
if (!position && noDigits && code - CharCode._0 >= 10) return NaN;
}
for (let digit = code - CharCode._0; digit < 10 || (code == CharCode.DOT && !pointed); digit = code - CharCode._0) {
if (digit < 10) {
x = consumed < capacity ? 10 * x + digit : x | u64(!!digit);
++consumed;
} else {
position = consumed;
pointed = true;
}
if (!--len) break;
code = <u32>load<u16>(ptr += 2);
}
if (!pointed) position = consumed;
return copysign<f64>(scientific(x, position - min(capacity, consumed) + parseExp(ptr, len)), sign);
}
export function strtob(str: string): bool {
let size: usize = str.length << 1;
let offset: usize = 0;
if (size > 8) {
// try trim end whitespaces first
while (size && isSpace(load<u16>(changetype<usize>(str) + size - 2))) size -= 2;
if (size > 8) {
// trim start whitespaces
while (offset < size && isSpace(load<u16>(changetype<usize>(str) + offset))) offset += 2;
size -= offset;
}
}
if (size != 8) return false;
// "true" represents as \00\e\00\u\00\e\00\t (00 65 00 75 00 72 00 74)
return load<u64>(changetype<usize>(str) + offset) == 0x0065_0075_0072_0074;
}
export function joinBooleanArray(dataStart: usize, length: i32, separator: string): string {
let lastIndex = length - 1;
if (lastIndex < 0) return "";
if (!lastIndex) return select("true", "false", load<bool>(dataStart));
let sepLen = separator.length;
let valueLen = 5; // max possible length of element len("false")
let estLen = (valueLen + sepLen) * lastIndex + valueLen;
let result = changetype<string>(__new(estLen << 1, idof<string>()));
let offset = 0;
let value: bool;
for (let i = 0; i < lastIndex; ++i) {
value = load<bool>(dataStart + i);
valueLen = 4 + i32(!value);
memory.copy(
changetype<usize>(result) + (<usize>offset << 1),
changetype<usize>(select("true", "false", value)),
<usize>valueLen << 1
);
offset += valueLen;
if (sepLen) {
memory.copy(
changetype<usize>(result) + (<usize>offset << 1),
changetype<usize>(separator),
<usize>sepLen << 1
);
offset += sepLen;
}
}
value = load<bool>(dataStart + <usize>lastIndex);
valueLen = 4 + i32(!value);
memory.copy(
changetype<usize>(result) + (<usize>offset << 1),
changetype<usize>(select("true", "false", value)),
valueLen << 1
);
offset += valueLen;
if (estLen > offset) return result.substring(0, offset);
return result;
}
export function joinIntegerArray<T>(dataStart: usize, length: i32, separator: string): string {
let lastIndex = length - 1;
if (lastIndex < 0) return "";
if (!lastIndex) {
let value = load<T>(dataStart);
if (isSigned<T>()) {
if (sizeof<T>() <= 4) {
// @ts-ignore: type
return changetype<string>(itoa32(<i32>value, 10));
} else {
// @ts-ignore: type
return changetype<string>(itoa64(<i32>value, 10));
}
} else {
if (sizeof<T>() <= 4) {
// @ts-ignore: type
return changetype<string>(utoa32(<u32>value, 10));
} else {
// @ts-ignore: type
return changetype<string>(utoa64(<u64>value, 10));
}
}
}
let sepLen = separator.length;
const valueLen = (sizeof<T>() <= 4 ? 10 : 20) + i32(isSigned<T>());
let estLen = (valueLen + sepLen) * lastIndex + valueLen;
let result = changetype<string>(__new(estLen << 1, idof<string>()));
let offset = 0;
let value: T;
for (let i = 0; i < lastIndex; ++i) {
value = load<T>(dataStart + (<usize>i << alignof<T>()));
// @ts-ignore: type
offset += itoa_buffered<T>(changetype<usize>(result) + (<usize>offset << 1), value);
if (sepLen) {
memory.copy(
changetype<usize>(result) + (<usize>offset << 1),
changetype<usize>(separator),
<usize>sepLen << 1
);
offset += sepLen;
}
}
value = load<T>(dataStart + (<usize>lastIndex << alignof<T>()));
// @ts-ignore: type
offset += itoa_buffered<T>(changetype<usize>(result) + (<usize>offset << 1), value);
if (estLen > offset) return result.substring(0, offset);
return result;
}
export function joinFloatArray<T>(dataStart: usize, length: i32, separator: string): string {
let lastIndex = length - 1;
if (lastIndex < 0) return "";
if (!lastIndex) {
return changetype<string>(dtoa(
// @ts-ignore: type
load<T>(dataStart))
);
}
const valueLen = MAX_DOUBLE_LENGTH;
let sepLen = separator.length;
let estLen = (valueLen + sepLen) * lastIndex + valueLen;
let result = changetype<string>(__new(estLen << 1, idof<string>()));
let offset = 0;
let value: T;
for (let i = 0; i < lastIndex; ++i) {
value = load<T>(dataStart + (<usize>i << alignof<T>()));
// @ts-ignore: type
offset += dtoa_buffered(changetype<usize>(result) + (<usize>offset << 1), value);
if (sepLen) {
memory.copy(
changetype<usize>(result) + (<usize>offset << 1),
changetype<usize>(separator),
<usize>sepLen << 1
);
offset += sepLen;
}
}
value = load<T>(dataStart + (<usize>lastIndex << alignof<T>()));
// @ts-ignore: type
offset += dtoa_buffered(changetype<usize>(result) + (<usize>offset << 1), value);
if (estLen > offset) return result.substring(0, offset);
return result;