Permalink
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Apr 25, 2020
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Dec 20, 2018
Jan 14, 2015
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Jan 14, 2015
Mar 19, 2018
Jan 14, 2015
Jan 14, 2015
Jan 14, 2015
Mar 19, 2018
Jan 14, 2015
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Jan 14, 2015
Mar 19, 2018
Jan 14, 2015
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Dec 18, 2019
Dec 18, 2019
Mar 19, 2018
Jan 14, 2015
Jan 14, 2015
Mar 19, 2018
Mar 19, 2018
Jan 14, 2015
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Jul 8, 2020
Dec 8, 2020
Dec 8, 2020
Mar 19, 2018
Mar 19, 2018
Mar 27, 2019
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Apr 2, 2019
Mar 19, 2018
Aug 31, 2017
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Aug 31, 2017
Apr 16, 2019
Mar 19, 2018
Apr 16, 2019
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Nov 12, 2018
Nov 22, 2020
Nov 12, 2018
Mar 19, 2018
Mar 19, 2018
Nov 22, 2020
Apr 2, 2019
Dec 26, 2020
Sep 27, 2020
Sep 27, 2020
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Aug 31, 2017
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Jan 6, 2016
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Jun 11, 2020
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Aug 31, 2017
May 24, 2019
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Feb 27, 2020
Feb 27, 2020
Feb 27, 2020
Aug 31, 2017
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Nov 14, 2018
Jan 26, 2020
Mar 19, 2018
Mar 19, 2018
Nov 15, 2019
Jul 28, 2018
Oct 27, 2019
Nov 2, 2018
Oct 27, 2019
Nov 2, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Nov 12, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Dec 12, 2020
Jun 29, 2017
Oct 13, 2019
Jun 29, 2017
Dec 12, 2020
Jul 10, 2017
Jul 10, 2017
Mar 19, 2018
Mar 19, 2018
Jun 20, 2020
Nov 30, 2020
Oct 13, 2019
Apr 25, 2020
Dec 11, 2020
Apr 25, 2020
Newer
100644
2642 lines (2426 sloc)
83.9 KB
21
if($.start === null || $.start === _b_.None){$.start = 0}
22
else if($.start < 0){
23
$.start += $.self.length
24
$.start = Math.max(0, $.start)
25
}
26
if($.end === null || $.end === _b_.None){$.end = $.self.length}
27
else if($.end < 0){
28
$.end += $.self.length
29
$.end = Math.max(0, $.end)
30
}
32
if(! isinstance($.start, _b_.int) || ! isinstance($.end, _b_.int)){
33
throw _b_.TypeError.$factory("slice indices must be integers " +
34
"or None or have an __index__ method")
35
}
52
if(!(typeof other === "string")){
53
try{return getattr(other, "__radd__")(self)}
54
catch(err){
55
throw _b_.TypeError.$factory("Can't convert " +
63
throw _b_.TypeError.$factory("'in <string>' requires " +
64
"string as left operand, not " + item.__class__)
65
}
66
if(typeof item == "string"){
67
var nbcar = item.length
68
}else{
69
var nbcar = _b_.len(item)
70
}
71
if(nbcar == 0) {return true} // a string contains the empty string
72
if(self.length == 0){return nbcar == 0}
73
for(var i = 0, len = self.length; i < len; i++){
74
if(self.substr(i, nbcar) == item){return true}
83
// __dir__must be assigned explicitely because attribute resolution for
84
// builtin classes doesn't use __mro__
88
if(other === undefined){ // compare object "self" to class "str"
89
return self === str
99
if(fmt.type && fmt.type != "s"){
100
throw _b_.ValueError.$factory("Unknown format code '" + fmt.type +
108
if(fmt.sign !== undefined){
109
throw _b_.ValueError.$factory(
110
"Sign not allowed in string format specifier")
123
if(arg < 0) {pos += self.length}
124
if(pos >= 0 && pos < self.length){return self.charAt(pos)}
125
throw _b_.IndexError.$factory("string index out of range")
126
}
127
if(isinstance(arg, slice)) {
128
var s = _b_.slice.$conv_for_seq(arg, self.length),
129
start = s.start,
130
stop = s.stop,
131
step = s.step
132
var res = "",
134
if(step > 0){
135
if(stop <= start){return ""}
136
for(var i = start; i < stop; i += step){res += self.charAt(i)}
138
if(stop >= start){return ''}
139
for(var i = start; i > stop; i += step){res += self.charAt(i)}
159
var x = prefix
160
x = (x ^ (p.charCodeAt(0) << 7)) & mask
161
for(var i = 0, len = p.length; i < len; i++){
162
x = ((1000003 * x) ^ p.charCodeAt(i)) & mask
163
}
164
x = (x ^ p.length) & mask
165
x = (x ^ suffix) & mask
234
// left adjusted
235
return s + get_char_array(padding - s.length, flags.pad_char)
236
}
237
}
238
246
if(val.__class__ === $B.long_int){
247
s = $B.long_int.to_base(val, 10)
248
}else{
249
s = val.toString()
251
if(s[0] === "-"){
252
return "-" + get_char_array(precision - s.length + 1, "0") + s.slice(1)
263
if(val === Infinity){
264
val = "inf"
265
}else if(val === -Infinity){
266
val = "-inf"
267
}else{
268
val = "nan"
290
var str_format = function(val, flags) {
291
// string format supports left and right padding
292
flags.pad_char = " " // even if 0 padding is defined, don't use it
298
if(val.__class__ === $B.long_int){
299
val = $B.long_int.to_base(val, 10)
300
}else{
301
val = parseInt(val)
319
var repr_format = function(val, flags) {
320
flags.pad_char = " " // even if 0 padding is defined, don't use it
321
return format_padding(repr(val), flags)
322
}
324
var ascii_format = function(val, flags) {
325
flags.pad_char = " " // even if 0 padding is defined, don't use it
326
return format_padding(ascii(val), flags)
327
}
339
flags.precision = parseInt(flags.precision, 10)
340
validate_precision(flags.precision)
341
}
342
return parseFloat(val)
343
}
346
var trailing_zeros = /(.*?)(0+)([eE].*)/,
347
leading_zeros = /\.(0*)/,
348
trailing_dot = /\.$/
350
var validate_precision = function(precision) {
351
// force precision to limits of javascript
356
var floating_point_format = function(val, upper, flags){
357
val = _float_helper(val, flags),
358
v = val.toString(),
359
v_len = v.length,
360
dot_idx = v.indexOf('.')
361
if(dot_idx < 0){dot_idx = v_len}
362
if(val < 1 && val > -1){
363
var zeros = leading_zeros.exec(v),
364
numzeros
365
if(zeros){
370
if(numzeros >= 4){
371
val = format_sign(val, flags) + format_float_precision(val, upper,
372
flags, _floating_g_exp_helper)
373
if(!flags.alternate){
386
return format_padding(format_sign(val, flags) +
387
format_float_precision(val, upper, flags,
388
function(val, precision) {
389
return val.toFixed(min(precision, v_len - dot_idx) +
390
numzeros)
391
}),
392
flags
393
)
394
}
395
396
if(dot_idx > flags.precision){
397
val = format_sign(val, flags) + format_float_precision(val, upper,
398
flags, _floating_g_exp_helper)
399
if(! flags.alternate){
411
return format_padding(format_sign(val, flags) +
412
format_float_precision(val, upper, flags,
413
function(val, precision) {
414
if(!flags.decimal_point){
415
precision = min(v_len - 1, 6)
416
}else if (precision > v_len){
417
if(! flags.alternate){
418
precision = v_len
419
}
421
if(precision < dot_idx){
422
precision = dot_idx
423
}
424
return val.toFixed(precision - dot_idx)
425
}),
426
flags
427
)
430
var _floating_g_exp_helper = function(val, precision, flags, upper){
431
if(precision){--precision}
434
var e_idx = val.lastIndexOf("e")
435
if(e_idx > val.length - 4){
436
val = val.substring(0, e_idx + 2) + "0" + val.substring(e_idx + 2)
439
return val
440
}
441
442
// fF
443
var floating_point_decimal_format = function(val, upper, flags) {
444
val = _float_helper(val, flags)
445
return format_padding(format_sign(val, flags) +
446
format_float_precision(val, upper, flags,
447
function(val, precision, flags) {
448
val = val.toFixed(precision)
449
if(precision === 0 && flags.alternate){
450
val += '.'
451
}
452
return val
453
}),
454
flags
455
)
456
}
457
458
var _floating_exp_helper = function(val, precision, flags, upper) {
459
val = val.toExponential(precision)
460
// pad exponent to two digits
473
return format_padding(format_sign(val, flags) +
474
format_float_precision(val, upper, flags, _floating_exp_helper), flags)
500
if(flags.alternate){
501
if(ret.charAt(0) === "-"){
502
if(upper){ret = "-0X" + ret.slice(1)}
503
else{ret = "-0x" + ret.slice(1)}
504
}else{
505
if(upper){ret = "0X" + ret}
506
else{ret = "0x" + ret}
516
if(val.__class__ === $B.long_int){
517
ret = $B.long_int.to_base(8)
518
}else{
519
ret = parseInt(val)
520
ret = ret.toString(8)
536
if(flags.alternate){
537
if(ret.charAt(0) === "-"){ret = "-0o" + ret.slice(1)}
538
else{ret = "0o" + ret}
543
function series_of_bytes(val, flags){
544
if(val.__class__ && val.__class__.$buffer_protocol){
545
var it = _b_.iter(val),
546
ints = []
547
while(true){
548
try{
549
ints.push(_b_.next(it))
550
}catch(err){
551
if(err.__class__ === _b_.StopIteration){
552
var b = _b_.bytes.$factory(ints)
553
return format_padding(_b_.bytes.decode(b, "ascii"), flags)
554
}
555
throw err
556
}
557
}
558
}else{
559
try{
560
bytes_obj = $B.$getattr(val, "__bytes__")
561
return format_padding(_b_.bytes.decode(bytes_obj), flags)
562
}catch(err){
563
if(err.__class__ === _b_.AttributeError){
564
throw _b_.TypeError.$factory("%b does not accept '" +
565
$B.class_name(val) + "'")
566
}
567
throw err
568
}
569
}
570
}
571
573
if(isinstance(val, str) && val.length == 1){
574
return val
575
}else if(isinstance(val, bytes) && val.source.length == 1){
576
val = val.source[0]
577
}else{
578
try{
579
val = _b_.int.$factory(val) // yes, floats are valid (they are cast to int)
580
}catch (err){
581
throw _b_.TypeError.$factory("%c requires int or char")
582
}
587
var num_flag = function(c, flags){
588
if(c === "0" && ! flags.padding && ! flags.decimal_point && ! flags.left){
589
flags.pad_char = "0"
595
flags.precision = (flags.precision || "") + c
596
}
597
}
598
599
var decimal_point_flag = function(val, flags) {
601
// can only have one decimal point
602
throw new UnsupportedChar()
603
}
604
flags.decimal_point = true
605
}
606
607
var neg_flag = function(val, flags){
608
flags.pad_char = " " // overrides '0' flag
626
"s": str_format,
627
"d": num_format,
628
"i": num_format,
629
"u": num_format,
630
"o": octal_format,
631
"r": repr_format,
632
"a": ascii_format,
633
"g": function(val, flags){
634
return floating_point_format(val, false, flags)
635
},
636
"G": function(val, flags){return floating_point_format(val, true, flags)},
637
"f": function(val, flags){
638
return floating_point_decimal_format(val, false, flags)
639
},
640
"F": function(val, flags){
641
return floating_point_decimal_format(val, true, flags)
642
},
643
"e": function(val, flags){
644
return floating_point_exponential_format(val, false, flags)
645
},
646
"E": function(val, flags){
647
return floating_point_exponential_format(val, true, flags)
648
},
649
"x": function(val, flags){return signed_hex_format(val, false, flags)},
650
"X": function(val, flags){return signed_hex_format(val, true, flags)},
651
"c": single_char_format,
652
"0": function(val, flags){return num_flag("0", flags)},
653
"1": function(val, flags){return num_flag("1", flags)},
654
"2": function(val, flags){return num_flag("2", flags)},
655
"3": function(val, flags){return num_flag("3", flags)},
656
"4": function(val, flags){return num_flag("4", flags)},
657
"5": function(val, flags){return num_flag("5", flags)},
658
"6": function(val, flags){return num_flag("6", flags)},
659
"7": function(val, flags){return num_flag("7", flags)},
660
"8": function(val, flags){return num_flag("8", flags)},
661
"9": function(val, flags){return num_flag("9", flags)},
662
"-": neg_flag,
663
" ": space_flag,
664
"+": sign_flag,
665
".": decimal_point_flag,
666
"#": alternate_flag
667
}
668
669
// exception thrown when an unsupported char is encountered in legacy format
715
if(self === undefined){
716
throw _b_.TypeError.$factory(
717
"not enough arguments for format string")
744
throw _b_.ValueError.$factory(
745
"unsupported format character '" + invalid_char +
746
"' (0x" + invalid_char.charCodeAt(0).toString(16) +
747
") at index " + newpos)
748
}else if(err.name === "NotANumber"){
749
var try_char = s[newpos],
750
cls = self.__class__
751
if(!cls){
752
if(typeof(self) === "string"){
753
cls = "str"
754
}else{
760
throw _b_.TypeError.$factory("%" + try_char +
761
" format: a number is required, not " + cls)
762
}else{
794
}while(pos < length)
795
796
if(argpos !== null){
797
if(args.length > argpos){
798
throw _b_.TypeError.$factory(
799
"not enough arguments for format string")
800
}else if(args.length < argpos){
801
throw _b_.TypeError.$factory(
802
"not all arguments converted during string formatting")
804
}else if(nbph == 0){
805
throw _b_.TypeError.$factory(
806
"not all arguments converted during string formatting")
817
var $ = $B.args("__mul__", 2, {self: null, other: null},
818
["self", "other"], arguments, {}, null, null)
819
if(! isinstance($.other, _b_.int)){throw _b_.TypeError.$factory(
820
"Can't multiply sequence by non-int of type '" +
832
res = self.replace(/\\/g, "\\\\")
833
// special cases
834
res = res.replace(new RegExp("\u0007", "g"), "\\x07").
835
replace(new RegExp("\b", "g"), "\\x08").
837
replace(new RegExp("\f", "g"), "\\x0c").
838
replace(new RegExp("\n", "g"), "\\n").
839
replace(new RegExp("\r", "g"), "\\r").
840
replace(new RegExp("\t", "g"), "\\t")
842
// Replace unassigned code point by \uabcd...
843
// Uses function $B.is_unicode_cn() in unicode_data.js
844
var repl = ''
845
for(var i = 0; i < res.length; i++){
846
var cp = res.codePointAt(i)
847
if($B.is_unicode_cn(cp)){
848
var s = cp.toString(16)
853
}else if(cp < 0x20){
854
cp = cp + ''
855
if(cp.length < 2){
856
cp = '0' + cp
857
}
858
repl += '\\x' + cp
864
if(res.search('"') == -1 && res.search("'") == -1){
865
return "'" + res + "'"
866
}else if(self.search('"') == -1){
867
return '"' + res + '"'
868
}
869
var qesc = new RegExp("'", "g") // to escape single quote
870
res = "'" + res.replace(qesc, "\\'") + "'"
874
str.__setitem__ = function(self, attr, value){
875
throw _b_.TypeError.$factory(
876
"'str' object does not support item assignment")
878
var combining = []
879
for(var cp = 0x300; cp <= 0x36F; cp++){
880
combining.push(String.fromCharCode(cp))
881
}
882
var combining_re = new RegExp("(" + combining.join("|") + ")")
894
$comp_func += "" // source code
895
var $comps = {">": "gt", ">=": "ge", "<": "lt", "<=": "le"}
904
var $notimplemented = function(self, other){
905
throw NotImplementedError.$factory(
906
"OPERATOR not implemented for class str")
909
str.capitalize = function(self){
910
var $ = $B.args("capitalize", 1, {self}, ["self"],
911
arguments, {}, null, null)
912
if(self.length == 0){return ""}
913
return self.charAt(0).toUpperCase() + self.substr(1)
914
}
915
916
str.casefold = function(self){
917
var $ = $B.args("casefold", 1, {self}, ["self"],
918
arguments, {}, null, null),
919
res = "",
920
char,
921
cf
922
for(var i = 0, len = self.length; i < len; i++){
923
char = self.charCodeAt(i)
924
cf = $B.unicode_casefold[char]
925
if(cf){
926
cf.forEach(function(cp){
927
res += String.fromCharCode(cp)
928
})
929
}else{
930
res += self.charAt(i).toLowerCase()
931
}
932
}
933
return res
934
}
936
str.center = function(){
937
var $ = $B.args("center", 3, {self: null, width: null, fillchar: null},
938
["self", "width", "fillchar"],
939
arguments, {fillchar:" "}, null, null),
940
self = $.self
952
var $ = $B.args("count", 4, {self:null, sub:null, start:null, stop:null},
953
["self", "sub", "start", "stop"], arguments, {start:null, stop:null},
961
if($.stop !== null){_slice = _b_.slice.$factory($.start, $.stop)}
962
else{_slice = _b_.slice.$factory($.start, $.self.length)}
967
if($.sub.length == 0){
968
if($.start == $.self.length){return 1}
969
else if(substr.length == 0){return 0}
970
return substr.length + 1
972
var n = 0,
973
pos = 0
974
while(pos < substr.length){
975
pos = substr.indexOf($.sub, pos)
976
if(pos >= 0){n++; pos += $.sub.length}
977
else{break}
982
str.encode = function(){
983
var $ = $B.args("encode", 3, {self: null, encoding: null, errors: null},
984
["self", "encoding", "errors"], arguments,
985
{encoding: "utf-8", errors: "strict"}, null, null)
986
if($.encoding == "rot13" || $.encoding == "rot_13"){
991
if(("a" <= char && char <= "m") || ("A" <= char && char <= "M")){
992
res += String.fromCharCode(String.charCodeAt(char) + 13)
993
}else if(("m" < char && char <= "z") ||
994
("M" < char && char <= "Z")){
995
res += String.fromCharCode(String.charCodeAt(char) - 13)
1004
// Return True if the string ends with the specified suffix, otherwise
1005
// return False. suffix can also be a tuple of suffixes to look for.
1006
// With optional start, test beginning at that position. With optional
1010
["self", "suffix", "start", "end"],
1011
arguments, {start: 0, end: null}, null, null)
1018
var s = $.self.substring($.start, $.end)
1019
for(var i = 0, len = suffixes.length; i < len; i++){
1023
if(suffix.length <= s.length &&
1024
s.substr(s.length - suffix.length) == suffix){return true}
1030
var $ = $B.args("expandtabs", 2, {self: null, tabsize: null},
1031
["self", "tabsize"], arguments, {tabsize: 8}, null, null)
1032
var s = $B.$GetInt($.tabsize),
1033
col = 0,
1034
pos = 0,
1035
res = ""
1036
if(s == 1){return self.replace(/\t/g," ")}
1037
while(pos < self.length){
1045
res += car
1046
col = 0
1047
break
1048
default:
1049
res += car
1050
col++
1051
break
1052
}
1053
pos++
1054
}
1060
// Return the lowest index in the string where substring sub is found,
1061
// such that sub is contained in the slice s[start:end]. Optional
1062
// arguments start and end are interpreted as in slice notation.
1065
{self: null, sub: null, start: null, end: null},
1066
["self", "sub", "start", "end"],
1067
arguments, {start: 0, end: null}, null, null)
1071
if(!isinstance($.start, _b_.int)||!isinstance($.end, _b_.int)){
1072
throw _b_.TypeError.$factory("slice indices must be " +
1073
"integers or None or have an __index__ method")}
1074
// Can't use string.substring(start, end) because if end < start,
1075
// Javascript transforms it into substring(end, start)...
1076
var s = ""
1077
for(var i = $.start; i < $.end; i++){
1078
s += $.self.charAt(i)
1079
}
1081
if($.sub.length == 0 && $.start == $.self.length){return $.self.length}
1082
if(s.length + $.sub.length == 0){return -1}
1084
var last_search = s.length - $.sub.length
1085
for(var i = 0; i <= last_search; i++){
1086
if(s.substr(i, $.sub.length) == $.sub){return $.start + i}
1097
// a.x[z]!r:...
1098
// the object has attributes :
1099
// - name : "a"
1100
// - name_ext : [".x", "[z]"]
1101
// - conv : r
1102
// - spec : rest of string after :
1110
// No : in the string : it only contains a name
1111
name = fmt_string
1112
}else{
1113
// name is before the first ":"
1114
// spec (the format specification) is after
1115
name = elts[0]
1119
var elts = name.split("!")
1120
if(elts.length > 1){
1121
name = elts[0]
1122
conv = elts[1] // conversion flag
1126
// "name' may be a subscription or attribute
1127
// Put these "extensions" in the list "name_ext"
1128
function name_repl(match){
1129
name_ext.push(match)
1131
}
1132
var name_ext_re = /\.[_a-zA-Z][_a-zA-Z0-9]*|\[[_a-zA-Z][_a-zA-Z0-9]*\]|\[[0-9]+\]/g
1133
name = name.replace(name_ext_re, name_repl)
1134
}
1141
// Parse self to detect formatting instructions
1142
// Create a list "parts" made of sections of the string :
1143
// - elements of even rank are literal text
1144
// - elements of odd rank are "format objects", built from the
1145
// format strings in self (of the form {...})
1156
text += "{"
1157
pos += 2
1158
}else if(car == "}" && self.charAt(pos + 1) == "}"){
1165
// Store current literal text
1166
parts.push(text)
1167
1168
// Search the end of the format string, ie the } closing the
1169
// opening {. Since the string can contain other pairs {} for
1170
// nested formatting, an integer nb is incremented for each { and
1171
// decremented for each } ; the end of the format string is
1172
// reached when nb == 0
1173
var end = pos + 1,
1174
nb = 1
1175
while(end < _len){
1176
if(self.charAt(end) == "{"){nb++; end++}
1177
else if(self.charAt(end) == "}"){
1178
nb--; end++
1179
if(nb == 0){
1184
var fmt_obj = $B.parse_format(fmt_string)
1185
fmt_obj.raw_name = fmt_obj.name
1186
fmt_obj.raw_spec = fmt_obj.spec
1225
// Special management of keyword arguments if str.format is called by
1226
// str.format_map(mapping) : the argument "mapping" might not be a
1227
// dictionary
1228
var last_arg = $B.last(arguments)
1229
if(last_arg.$nat == "mapping"){
1230
var mapping = last_arg.mapping,
1231
getitem = $B.$getattr(mapping, "__getitem__")
1232
// Get the rest of the arguments
1233
var args = []
1234
for(var i = 0, len = arguments.length - 1; i < len; i++){
1235
args.push(arguments[i])
1236
}
1237
var $ = $B.args("format", 1, {self: null}, ["self"],
1238
args, {}, "$args", null)
1239
}else{
1240
var $ = $B.args("format", 1, {self: null}, ["self"],
1241
arguments, {}, "$args", "$kw"),
1242
mapping = $.$kw, // dictionary
1243
getitem = function(key){
1244
return _b_.dict.$getitem(mapping, key)
1245
}
1246
}
1259
1260
if(fmt.spec !== undefined){
1261
// "spec" may contain "nested replacement fields"
1262
// In this case, evaluate them using the positional
1263
// or keyword arguments passed to format()
1264
function replace_nested(name, key){
1265
if(/\d+/.exec(key)){
1266
// If key is numeric, search in positional
1267
// arguments
1268
return _b_.tuple.__getitem__($.$args,
1269
parseInt(key))
1270
}else{
1271
// Else try in keyword arguments
1272
return _b_.dict.__getitem__($.$kw, key)
1273
}
1274
}
1275
fmt.spec = fmt.spec.replace(/\{(.*?)\}/g,
1276
replace_nested)
1277
}
1279
// Numerical reference : use positional arguments
1280
var pos = parseInt(fmt.name),
1290
// Attribute
1291
value = _b_.getattr(value, ext.substr(1))
1292
}else{
1293
// Subscription
1296
if(key.charAt(0).search(/\d/) > -1){key = parseInt(key)}
1297
value = _b_.getattr(value, "__getitem__")(key)
1301
// If the conversion flag is set, first call a function to convert
1302
// the value
1303
if(fmt.conv == "a"){value = _b_.ascii(value)}
1304
else if(fmt.conv == "r"){value = _b_.repr(value)}
1305
else if(fmt.conv == "s"){value = _b_.str.$factory(value)}
1318
str.format_map = function(self, mapping){
1319
var $ = $B.args("format_map", 2, {self: null, mapping: null},
1320
['self', 'mapping'], arguments, {}, null, null)
1321
return str.format(self, {$nat: 'mapping', mapping})
1332
/* Return true if the string is empty or all characters in the string are
1333
ASCII, false otherwise. ASCII characters have code points in the range
1334
U+0000-U+007F. */
1335
for(var i = 0, len = self.length; i < len; i++){
1336
if(self.charCodeAt(i) > 127){return false}
1337
}
1338
return true
1339
}
1340
1341
str.isalnum = function(self){
1342
/* Return true if all characters in the string are alphanumeric and there
1343
is at least one character, false otherwise. A character c is alphanumeric
1344
if one of the following returns True: c.isalpha(), c.isdecimal(),
1345
c.isdigit(), or c.isnumeric(). */
1346
var $ = $B.args("isalnum", 1, {self: null}, ["self"],
1347
arguments, {}, null, null),
1348
char
1349
for(var i = 0, len = self.length; i < len; i++){
1350
char = self.charCodeAt(i)
1351
if(unicode_tables.Ll[char] ||
1352
unicode_tables.Lu[char] ||
1353
unicode_tables.Lm[char] ||
1354
unicode_tables.Lt[char] ||
1355
unicode_tables.Lo[char] ||
1356
unicode_tables.Nd[char] ||
1357
unicode_tables.digits[char] ||
1358
unicode_tables.numeric[char]){
1359
continue
1360
}
1361
return false
1362
}
1363
return true
1364
}
1365
1366
str.isalpha = function(self){
1367
/* Return true if all characters in the string are alphabetic and there is
1368
at least one character, false otherwise. Alphabetic characters are those
1369
characters defined in the Unicode character database as "Letter", i.e.,
1370
those with general category property being one of "Lm", "Lt", "Lu", "Ll",
1371
or "Lo". */
1372
var $ = $B.args("isalpha", 1, {self: null}, ["self"],
1373
arguments, {}, null, null),
1374
char
1375
for(var i = 0, len = self.length; i < len; i++){
1376
char = self.charCodeAt(i)
1377
if(unicode_tables.Ll[char] ||
1378
unicode_tables.Lu[char] ||
1379
unicode_tables.Lm[char] ||
1380
unicode_tables.Lt[char] ||
1381
unicode_tables.Lo[char]){
1382
continue
1383
}
1384
return false
1385
}
1386
return true
1387
}
1388
1389
str.isdecimal = function(self){
1390
/* Return true if all characters in the string are decimal characters and
1391
there is at least one character, false otherwise. Decimal characters are
1392
those that can be used to form numbers in base 10, e.g. U+0660,
1393
ARABIC-INDIC DIGIT ZERO. Formally a decimal character is a character in
1394
the Unicode General Category "Nd". */
1395
var $ = $B.args("isdecimal", 1, {self: null}, ["self"],
1396
arguments, {}, null, null),
1397
char
1398
for(var i = 0, len = self.length; i < len; i++){
1399
char = self.charCodeAt(i)
1400
if(! unicode_tables.Nd[char]){
1401
return false
1402
}
1403
}
1404
return self.length > 0
1405
}
1406
1407
str.isdigit = function(self){
1408
/* Return true if all characters in the string are digits and there is at
1409
least one character, false otherwise. */
1410
var $ = $B.args("isdigit", 1, {self: null}, ["self"],
1411
arguments, {}, null, null),
1412
char
1413
for(var i = 0, len = self.length; i < len; i++){
1414
char = self.charCodeAt(i)
1415
if(! unicode_tables.digits[char]){
1416
return false
1417
}
1418
}
1419
return self.length > 0
1420
}
1421
1422
str.isidentifier = function(self){
1423
/* Return true if the string is a valid identifier according to the
1424
language definition. */
1425
var $ = $B.args("isidentifier", 1, {self: null}, ["self"],
1426
arguments, {}, null, null),
1427
char
1428
if(self.length == 0){
1429
return false
1430
}else if(unicode_tables.XID_Start[self.charCodeAt(0)] === undefined){
1431
return false
1432
}else{
1433
for(var i = 1, len = self.length; i < len; i++){
1434
if(unicode_tables.XID_Continue[self.charCodeAt(i)] === undefined){
1435
return false
1436
}
1437
}
1438
}
1439
return true
1440
}
1441
1442
str.islower = function(self){
1443
/* Return true if all cased characters 4 in the string are lowercase and
1444
there is at least one cased character, false otherwise. */
1445
var $ = $B.args("islower", 1, {self: null}, ["self"],
1446
arguments, {}, null, null),
1447
has_cased = false,
1448
char
1449
1450
for(var i = 0, len = self.length; i < len; i++){
1451
char = self.charCodeAt(i)
1452
if(unicode_tables.Ll[char]){has_cased = true; continue}
1453
else if(unicode_tables.Lu[char] || unicode_tables.Lt[char]){
1454
return false
1455
}
1456
}
1457
return has_cased
1458
}
1459
1460
str.isnumeric = function(self){
1461
/* Return true if all characters in the string are numeric characters, and
1462
there is at least one character, false otherwise. Numeric characters
1463
include digit characters, and all characters that have the Unicode numeric
1464
value property, e.g. U+2155, VULGAR FRACTION ONE FIFTH. Formally, numeric
1465
characters are those with the property value Numeric_Type=Digit,
1466
Numeric_Type=Decimal or Numeric_Type=Numeric.*/
1467
var $ = $B.args("isnumeric", 1, {self: null}, ["self"],
1468
arguments, {}, null, null)
1469
for(var i = 0, len = self.length; i < len; i++){
1470
if(! unicode_tables.numeric[self.charCodeAt(i)]){
1471
return false
1472
}
1473
}
1474
return self.length > 0
1475
}
1476
1477
var unprintable = {},
1478
unprintable_gc = ['Cc', 'Cf', 'Co', 'Cs','Zl', 'Zp', 'Zs']
1479
1480
str.isprintable = function(self){
1481
/* Return true if all characters in the string are printable or the string
1482
is empty, false otherwise. Nonprintable characters are those characters
1483
defined in the Unicode character database as "Other" or "Separator",
1484
excepting the ASCII space (0x20) which is considered printable. */
1485
1486
// Set unprintable if not set yet
1487
if(Object.keys(unprintable).length == 0){
1488
for(var i = 0; i < unprintable_gc.length; i++){
1489
var table = unicode_tables[unprintable_gc[i]]
1500
return false
1501
}
1502
}
1503
return true
1504
}
1505
1506
str.isspace = function(self){
1507
/* Return true if there are only whitespace characters in the string and
1508
there is at least one character, false otherwise.
1509
1510
A character is whitespace if in the Unicode character database, either its
1511
general category is Zs ("Separator, space"), or its bidirectional class is
1512
one of WS, B, or S.*/
1513
var $ = $B.args("isspace", 1, {self: null}, ["self"],
1514
arguments, {}, null, null),
1515
char
1516
for(var i = 0, len = self.length; i < len; i++){
1517
char = self.charCodeAt(i)
1518
if(! unicode_tables.Zs[char] &&
1519
$B.unicode_bidi_whitespace.indexOf(char) == -1){
1520
return false
1521
}
1522
}
1523
return self.length > 0
1524
}
1525
1526
str.istitle = function(self){
1527
/* Return true if the string is a titlecased string and there is at least
1528
one character, for example uppercase characters may only follow uncased
1529
characters and lowercase characters only cased ones. Return false
1530
otherwise. */
1531
var $ = $B.args("istitle", 1, {self: null}, ["self"],
1532
arguments, {}, null, null)
1533
return self.length > 0 && str.title(self) == self
1534
}
1535
1536
str.isupper = function(self){
1537
/* Return true if all cased characters 4 in the string are lowercase and
1538
there is at least one cased character, false otherwise. */
1539
var $ = $B.args("islower", 1, {self: null}, ["self"],
1540
arguments, {}, null, null),
1541
has_cased = false,
1542
char
1543
1544
for(var i = 0, len = self.length; i < len; i++){
1545
char = self.charCodeAt(i)
1546
if(unicode_tables.Lu[char]){has_cased = true; continue}
1547
else if(unicode_tables.Ll[char] || unicode_tables.Lt[char]){
1565
if(! isinstance(obj2, str)){throw _b_.TypeError.$factory(
1566
"sequence item " + count + ": expected str instance, " +
1580
var $ = $B.args("ljust", 3, {self: null, width: null, fillchar:null},
1581
["self", "width", "fillchar"],
1582
arguments, {fillchar: " "}, null, null)
1588
str.lower = function(self){
1589
var $ = $B.args("lower", 1, {self: null}, ["self"],
1590
arguments, {}, null, null)
1591
return self.toLowerCase()
1592
}
1593
1595
var $ = $B.args("lstrip", 2, {self: null, chars: null}, ["self", "chars"],
1596
arguments, {chars:_b_.None}, null, null)
1597
if($.chars === _b_.None){return $.self.trimLeft()}
1598
for(var i = 0; i < $.self.length; i++){
1599
if($.chars.indexOf($.self.charAt(i)) === -1){
1600
return $.self.substring(i)
1608
var $ = $B.args("maketrans", 3, {x: null, y: null, z: null},
1609
["x", "y", "z"], arguments, {y: null, z: null}, null, null)
1614
// If there is only one argument, it must be a dictionary mapping
1615
// Unicode ordinals (integers) or characters (strings of length 1) to
1616
// Unicode ordinals, strings (of arbitrary lengths) or None. Character
1618
if(! _b_.isinstance($.x, _b_.dict)){
1619
throw _b_.TypeError.$factory(
1620
"maketrans only argument must be a dict")
1623
for(var i = 0, len = items.length; i < len; i++){
1624
var k = items[i][0],
1625
v = items[i][1]
1626
if(! _b_.isinstance(k, _b_.int)){
1627
if(_b_.isinstance(k, _b_.str) && k.length == 1){
1628
k = _b_.ord(k)
1629
}else{throw _b_.TypeError.$factory("dictionary key " + k +
1632
if(v !== _b_.None && ! _b_.isinstance(v, [_b_.int, _b_.str])){
1633
throw _b_.TypeError.$factory("dictionary value " + v +
1641
// and in the resulting dictionary, each character in x will be mapped
1642
// to the character at the same position in y
1645
}else if($.x.length !== $.y.length){
1646
throw _b_.TypeError.$factory(
1647
"maketrans arguments must be strings or same length")
1653
if(! _b_.isinstance($.z, _b_.str)){
1654
throw _b_.TypeError.$factory(
1655
"maketrans third argument must be a string")
1677
var $ = $B.args("partition", 2, {self: null, sep: null}, ["self", "sep"],
1678
arguments, {}, null, null)
1683
return _b_.tuple.$factory([$.self.substring(0, i), $.sep,
1684
$.self.substring(i + $.sep.length)])
1685
}
1686
1687
str.removeprefix = function(){
1688
var $ = $B.args("removeprefix", 2, {self: null, prefix: null},
1689
["self", "prefix"], arguments, {}, null, null)
1690
if(!_b_.isinstance($.prefix, str)){
1691
throw _b_.ValueError.$factory("prefix should be str, not " +
1692
`'${$B.class_name($.prefix)}'`)
1693
}
1694
if(str.startswith($.self, $.prefix)){
1695
return $.self.substr($.prefix.length)
1696
}
1697
return $.self.substr(0)
1698
}
1699
1700
str.removesuffix = function(){
1701
var $ = $B.args("removesuffix", 2, {self: null, prefix: null},
1702
["self", "suffix"], arguments, {}, null, null)
1703
if(!_b_.isinstance($.suffix, str)){
1704
throw _b_.ValueError.$factory("suffix should be str, not " +
1705
`'${$B.class_name($.prefix)}'`)
1706
}
1707
if($.suffix.length > 0 && str.endswith($.self, $.suffix)){
1708
return $.self.substr(0, $.self.length - $.suffix.length)
1709
}
1710
return $.self.substr(0)
1711
}
1712
1713
function $re_escape(str){
1714
var specials = "[.*+?|()$^"
1715
for(var i = 0, len = specials.length; i < len; i++){
1716
var re = new RegExp("\\"+specials.charAt(i), "g")
1717
str = str.replace(re, "\\"+specials.charAt(i))
1718
}
1719
return str
1726
var $ = $B.args("replace", 4,
1727
{self: null, old: null, $$new: null, count: null},
1728
["self", "old", "$$new", "count"],
1729
arguments, {count: -1}, null, null),
1730
count = $.count,
1731
self = $.self,
1732
old = $.old,
1733
_new = $.$$new
1740
"' object cannot be interpreted as an integer")
1741
}else if(isinstance(count, _b_.float)){
1742
throw _b_.TypeError.$factory("integer argument expected, got float")
1743
}
1744
if(count == 0){return self}
1745
if(count.__class__ == $B.long_int){count = parseInt(count.value)}
1746
if(old == ""){
1747
if(_new == ""){return self}
1748
if(self == ""){return _new}
1749
var elts = self.split("")
1750
if(count > -1 && elts.length >= count){
1751
var rest = elts.slice(count).join("")
1752
return _new + elts.slice(0, count).join(_new) + rest
1753
}else{return _new + elts.join(_new) + _new}
1768
if(count < 0){count = res.length}
1769
while(count > 0){
1770
pos = res.indexOf(old, pos)
1771
if(pos < 0){break}
1772
res = res.substr(0, pos) + _new + res.substr(pos + old.length)
1773
pos = pos + _new.length
1774
count--
1780
// Return the highest index in the string where substring sub is found,
1781
// such that sub is contained within s[start:end]. Optional arguments
1783
if(arguments.length == 2 && typeof substr == "string"){
1784
return self.lastIndexOf(substr)
1785
}
1787
{self: null, sub: null, start: null, end: null},
1788
["self", "sub", "start", "end"],
1789
arguments, {start: 0, end: null}, null, null)
1801
for(var i = $.end - sublen; i >= $.start; i--){
1802
if($.self.substr(i, sublen) == $.sub){return i}
1809
var res = str.rfind.apply(null, arguments)
1810
if(res == -1){throw _b_.ValueError.$factory("substring not found")}
1815
var $ = $B.args("rjust",3,
1816
{self: null, width: null, fillchar: null},
1817
["self", "width", "fillchar"],
1818
arguments, {fillchar: " "}, null, null)
1826
var $ = $B.args("rpartition", 2, {self: null, sep: null}, ["self", "sep"],
1827
arguments, {}, null, null)
1831
var items = str.partition(self, sep).reverse()
1832
for(var i = 0; i < items.length; i++){
1833
items[i] = items[i].split("").reverse().join("")
1839
var $ = $B.args("rsplit", 3, {self: null, sep: null, maxsplit: null},
1840
["self", "sep", "maxsplit"], arguments,
1841
{sep: _b_.None, maxsplit: -1}, null, null),
1842
sep = $.sep
1845
var rev_str = reverse($.self),
1846
rev_sep = sep === _b_.None ? sep : reverse($.sep),
1857
str.rstrip = function(self, x){
1858
var $ = $B.args("rstrip", 2, {self: null, chars: null}, ["self", "chars"],
1859
arguments, {chars: _b_.None}, null, null)
1860
if($.chars === _b_.None){return $.self.trimRight()}
1862
if($.chars.indexOf($.self.charAt(j)) == -1){
1863
return $.self.substring(0, j + 1)
1870
var $ = $B.args("split", 3, {self: null, sep: null, maxsplit: null},
1871
["self", "sep", "maxsplit"], arguments,
1872
{sep: _b_.None, maxsplit: -1}, null, null),
1873
sep = $.sep,
1874
maxsplit = $.maxsplit,
1875
self = $.self,
1876
pos = 0
1877
if(maxsplit.__class__ === $B.long_int){maxsplit = parseInt(maxsplit.value)}
1878
if(sep == ""){throw _b_.ValueError.$factory("empty separator")}
1879
if(sep === _b_.None){
1881
while(pos < self.length && self.charAt(pos).search(/\s/) > -1){pos++}
1882
if(pos === self.length - 1){return [self]}
1883
var name = ""
1885
if(self.charAt(pos).search(/\s/) == -1){
1886
if(name == ""){name = self.charAt(pos)}
1887
else{name += self.charAt(pos)}
1907
var res = [],
1908
s = "",
1909
seplen = sep.length
1910
if(maxsplit == 0){return [self]}
1911
while(pos < self.length){
1912
if(self.substr(pos, seplen) == sep){
1930
str.splitlines = function(self) {
1931
var $ = $B.args('splitlines', 2, {self: null, keepends: null},
1932
['self','keepends'], arguments, {keepends: false},
1933
null, null)
1934
if(!_b_.isinstance($.keepends,[_b_.bool, _b_.int])){
1935
throw _b_.TypeError('integer argument expected, got '+
1938
var keepends = _b_.int.$factory($.keepends),
1939
res = [],
1940
self = $.self,
1941
start = 0,
1942
pos = 0
1943
if(!self.length){
1946
while (pos < self.length) {
1947
if(self.substr(pos, 2) == '\r\n'){
1948
res.push(self.slice(start, keepends ? pos + 2 : pos))
1949
start = pos = pos+2
1950
}else if(self[pos] == '\r' || self[pos] == '\n'){
1951
res.push(self.slice(start, keepends ? pos+1 : pos))
1952
start = pos = pos+1
1953
}else{
1954
pos++
1955
}
1956
}
1957
if(start < self.length){
1958
res.push(self.slice(start))
1959
}
1960
return res
1964
// Return True if string starts with the prefix, otherwise return False.
1965
// prefix can also be a tuple of prefixes to look for. With optional
1966
// start, test string beginning at that position. With optional end,
1968
var $ = $B.args("startswith", 4,
1969
{self: null, prefix: null, start: null, end: null},
1970
["self", "prefix", "start", "end"],
1971
arguments, {start: 0, end: null}, null, null)
1978
var s = $.self.substring($.start, $.end)
1979
for(var i = 0, len = prefixes.length; i < len; i++){
1990
var $ = $B.args("strip", 2, {self: null, chars: null}, ["self", "chars"],
1991
arguments, {chars: _b_.None}, null, null)
1992
if($.chars === _b_.None){return $.self.trim()}
1993
for(var i = 0; i < $.self.length; i++){
1994
if($.chars.indexOf($.self.charAt(i)) == -1){
1995
break
1998
for(var j = $.self.length - 1; j >= i; j--){
1999
if($.chars.indexOf($.self.charAt(j)) == -1){
2000
break
2006
str.swapcase = function(self){
2007
var $ = $B.args("swapcase", 1, {self}, ["self"],
2008
arguments, {}, null, null),
2009
res = "",
2010
char
2011
2012
for(var i = 0, len = self.length; i < len; i++){
2013
char = self.charCodeAt(i)
2014
if(unicode_tables.Ll[char]){
2015
res += self.charAt(i).toUpperCase()
2016
}else if(unicode_tables.Lu[char]){
2017
res += self.charAt(i).toLowerCase()
2018
}else{
2019
res += self.charAt(i)
2020
}
2021
}
2022
return res
2023
}
2024
2025
str.title = function(self){
2026
var $ = $B.args("title", 1, {self}, ["self"],
2027
arguments, {}, null, null),
2028
state,
2029
char,
2030
res = ""
2031
for(var i = 0, len = self.length; i < len; i++){
2032
char = self.charCodeAt(i)
2033
if(unicode_tables.Ll[char]){
2034
if(! state){
2035
res += self.charAt(i).toUpperCase()
2036
state = "word"
2037
}else{
2038
res += self.charAt(i)
2039
}
2040
}else if(unicode_tables.Lu[char] || unicode_tables.Lt[char]){
2041
res += state ? self.charAt(i).toLowerCase() : self.charAt(i)
2042
state = "word"
2043
}else{
2044
state = null
2045
res += self.charAt(i)
2046
}
2047
}
2048
return res
2049
}
2050
2053
getitem = $B.$getattr(table, "__getitem__")
2054
for(var i = 0, len = self.length; i < len; i++){
2055
try{
2056
var repl = getitem(self.charCodeAt(i))
2057
if(repl !== _b_.None){
2058
if(typeof repl == "string"){
2059
res.push(repl)
2060
}else if(typeof repl == "number"){
2061
res.push(String.fromCharCode(repl))
2062
}
2071
str.upper = function(self){
2072
var $ = $B.args("upper", 1, {self: null}, ["self"],
2073
arguments, {}, null, null)
2074
return self.toUpperCase()
2075
}
2076
2079
["self", "width"], arguments, {}, null, null)
2080
if($.width <= self.length){return self}
2082
case "+":
2083
case "-":
2084
return self.charAt(0) +
2085
"0".repeat($.width - self.length) + self.substr(1)
2098
if(encoding !== undefined){
2099
// Arguments may be passed as keywords (cf. issue #1060)
2100
var $ = $B.args("str", 3, {arg: null, encoding: null, errors: null},
2101
["arg", "encoding", "errors"], arguments,
2102
{encoding: "utf-8", errors: "strict"}, null, null),
2103
encoding = $.encoding,
2104
errors = $.errors
2105
}
2116
// class or its subclasses, but the attribute __str__ of the
2117
// class metaclass (usually "type") or its subclasses (usually
2118
// "object")
2119
// The metaclass is the attribute __class__ of the class dictionary
2124
if(arg.__class__ && arg.__class__ === _b_.bytes &&
2125
encoding !== undefined){
2126
// str(bytes, encoding, errors) is equal to
2127
// bytes.decode(encoding, errors)
2130
// Implicit invocation of __str__ uses method __str__ on the class,
2131
// even if arg has an attribute __str__
2132
var klass = arg.__class__ || $B.get_class(arg)
2138
// if not better than object.__str__, try __repr__
2139
(arg.__class__ && arg.__class__ !== _b_.object &&
2140
method.$infos && method.$infos.__func__ === _b_.object.__str__)){
2141
var method = $B.$getattr(klass, "__repr__")
2147
if($B.debug > 1){console.log(err)}
2148
console.log("Warning - no method __str__ or __repr__, " +
2149
"default to toString", arg)
2156
if(cls === undefined){
2157
throw _b_.TypeError.$factory("str.__new__(): not enough arguments")
2181
var args = [],
2182
pos = 0
2183
if(arguments.length > 0){
2184
var args = [arguments[0].valueOf()],
2185
pos = 1
2186
for(var i = 1, len = arguments.length; i < len; i++){
2187
args[pos++] = arguments[i]
2204
// Function to parse the 2nd argument of format()
2205
$B.parse_format_spec = function(spec){
2208
var pos = 0,
2209
aligns = "<>=^",
2210
digits = "0123456789",
2211
types = "bcdeEfFgGnosxX%",
2213
if(align_pos != -1){
2214
if(spec.charAt(1) && aligns.indexOf(spec.charAt(1)) != -1){
2215
// If the second char is also an alignment specifier, the
2216
// first char is the fill value
2217
this.fill = spec.charAt(0)
2218
this.align = spec.charAt(1)
2219
pos = 2
2220
}else{
2221
// The first character defines alignment : fill defaults to ' '
2236
if(car == "+" || car == "-" || car == " "){
2237
this.sign = car
2238
pos++
2239
car = spec.charAt(pos)
2241
if(car == "#"){this.alternate = true; pos++; car = spec.charAt(pos)}
2242
if(car == "0"){
2251
while(car && digits.indexOf(car) > -1){
2252
if(this.width === undefined){this.width = car}
2253
else{this.width += car}
2254
pos++
2255
car = spec.charAt(pos)
2258
if(this.width === undefined && car == "{"){
2259
// Width is determined by a parameter
2260
var end_param_pos = spec.substr(pos).search("}")
2261
this.width = spec.substring(pos, end_param_pos)
2262
console.log("width", "[" + this.width + "]")
2263
pos += end_param_pos + 1
2264
}
2265
if(car == ","){this.comma = true; pos++; car = spec.charAt(pos)}
2266
if(car == "."){
2267
if(digits.indexOf(spec.charAt(pos + 1)) == -1){
2268
throw _b_.ValueError.$factory(
2269
"Missing precision in format spec")
2271
this.precision = spec.charAt(pos + 1)
2272
pos += 2
2273
car = spec.charAt(pos)
2274
while(car && digits.indexOf(car) > -1){
2281
if(car && types.indexOf(car) > -1){
2282
this.type = car
2283
pos++
2284
car = spec.charAt(pos)
2285
}
2286
if(pos !== spec.length){
2292
return (this.fill === undefined ? "" : _b_.str.$factory(this.fill)) +
2293
(this.align || "") +
2294
(this.sign || "") +
2295
(this.alternate ? "#" : "") +
2296
(this.sign_aware ? "0" : "") +
2297
(this.width || "") +
2298
(this.comma ? "," : "") +
2299
(this.precision ? "." + this.precision : "") +
2300
(this.type || "")
2305
if(fmt.width && s.length < fmt.width){
2306
var fill = fmt.fill || " ",
2307
align = fmt.align || "<",
2308
missing = fmt.width - s.length
2310
case "<":
2311
return s + fill.repeat(missing)
2312
case ">":
2313
return fill.repeat(missing) + s
2314
case "=":
2315
if("+-".indexOf(s.charAt(0)) > -1){
2316
return s.charAt(0) + fill.repeat(missing) + s.substr(1)
2320
case "^":
2321
var left = parseInt(missing / 2)
2322
return fill.repeat(left) + s + fill.repeat(missing - left)
2335
function fstring_error(msg, pos){
2336
error = Error(msg)
2337
error.position = pos
2338
throw error
2339
}
2340
2341
$B.parse_fstring = function(string){
2342
// Parse a f-string
2343
var elts = [],
2344
pos = 0,
2406
}else if(ctype == "debug"){
2407
// after the equal sign, whitespace are ignored and the only
2408
// valid characters are } and :
2409
while(string.charAt(i) == " "){i++}
2410
if(string.charAt(i) == "}"){
2411
// end of debug expression
2412
elts.push(current)
2413
ctype = null
2414
current = ""
2415
pos = i + 1
2416
}
2417
}else{
2418
// End of expression is the } matching the opening {
2419
// There may be nested braces
2420
var i = pos,
2421
nb_braces = 1,
2434
if(current.expression == ""){
2435
fstring_error("f-string: empty expression not allowed",
2436
pos)
2437
}
2447
// backslash is not allowed in expressions
2448
throw Error("f-string expression part cannot include a" +
2449
" backslash")
2456
throw Error("f-string: invalid conversion character:" +
2457
" expected 's', 'r', or 'a'")
2458
}else{
2472
if(string.substr(i, 3) == '"""'){
2473
var end = string.indexOf('"""', i + 3)
2474
if(end == -1){
2476
}else{
2477
var trs = string.substring(i, end + 3)
2478
trs = trs.replace("\n", "\\n\\")
2497
var ce = current.expression,
2498
last_char = ce.charAt(ce.length - 1),
2499
last_char_re = ('()'.indexOf(last_char) > -1 ? "\\" : "") + last_char
2504
"=!<>:".search(last_char_re) > -1){
2505
current.expression += car //+ string.charAt(i + 1)
2506
i += 1
2507
}else{
2508
// add debug string
2509
tail = car
2510
while(string.charAt(i + 1).match(/\s/)){
2511
tail += string.charAt(i + 1)
2512
i++
2513
}
2514
elts.push(current.expression + tail)
2515
// remove trailing whitespace from expression
2516
while(ce.match(/\s$/)){
2517
ce = ce.substr(0, ce.length - 1)
2518
}
2519
current.expression = ce
2520
ctype = "debug"
2521
i++
2522
}
2537
// Class for strings with surrogate pairs. We can't rely on Javascript
2538
// strings in this case because they don't count characters like Python
2539
2540
var surrogate = str.$surrogate = $B.make_class("surrogate_string", function(s){
2541
// create an instance of str subclass for strings with surrogate pairs
2542
var items = []
2543
for(var i = 0, len = s.length; i < len; i++){
2544
var code = s.charCodeAt(i)
2545
if(code >= 0xD800 && code <= 0xDBFF){
2546
i++
2547
var low = s.charCodeAt(i)
2548
code = ((code - 0xD800) * 0x400) + (low - 0xDC00) + 0x10000
2549
}
2550
items.push(String.fromCodePoint(code))
2551
}
2552
return {
2553
__class__: str.$surrogate,
2554
items: items
2555
}
2556
})
2557
2558
surrogate.__mro__ = [str, object]
2559
2560
surrogate.__add__ = function(self, other){
2561
if(other.__class__ === str.$surrogate){
2562
var res = str.$surrogate.$factory('')
2563
res.items = self.items.concat(other.items)
2564
return res
2565
}else if(_b_.isinstance(other, str)){
2566
var res = str.$surrogate.$factory('')
2567
res.items = self.items
2568
for(const char of other + ''){
2569
res.items.push(char)
2570
}
2571
return res
2572
}
2573
}
2574
2575
surrogate.__contains__ = function(self, other){
2576
return str.__contains__(self.items.join(''), other)
2577
}
2578
2579
surrogate.__getitem__ = function(self, arg){
2580
if(isinstance(arg, _b_.int)){
2581
var pos = arg
2582
if(arg < 0){
2583
pos += self.items.length
2584
}
2585
if(pos >= 0 && pos < self.items.length){
2586
if(self.items[pos].length == 2){
2587
return surrogate.$factory(self.items[pos])
2588
}
2589
return self.items[pos]
2590
}
2591
throw _b_.IndexError.$factory("string index out of range")
2592
}
2593
if(isinstance(arg, slice)) {
2594
var s = _b_.slice.$conv_for_seq(arg, self.items.length),
2595
start = s.start,
2596
stop = s.stop,
2597
step = s.step
2598
var res = "",
2599
i = null
2600
if(step > 0){
2601
if(stop <= start){return ""}
2602
for(var i = start; i < stop; i += step){
2603
res += self.items[i]
2604
}
2605
}else{
2606
if(stop >= start){return ''}
2607
for(var i = start; i > stop; i += step){
2608
res += self.items[i]
2609
}
2610
}
2611
return res
2612
}
2613
if(isinstance(arg, _b_.bool)){
2614
return surrogate.__getitem__(self, _b_.int.$factory(arg))
2615
}
2616
throw _b_.TypeError.$factory("string indices must be integers")
2617
}
2618
2619
surrogate.__hash__ = function(self){
2620
return str.__hash__(self.items.join(''))
2621
}
2622
2623
surrogate.__iter__ = function(self){
2624
return str_iterator.$factory(self.items)
2625
}
2626
2627
surrogate.__len__ = function(self){
2628
return self.items.length
2629
}
2630
2631
surrogate.__repr__ = function(self){
2632
return str.__repr__(self.items.join(''))
2633
}
2634
2635
surrogate.__str__ = function(self){
2636
return str.__str__(self.items.join(''))
2637
}
2638
2639
$B.set_func_names(surrogate, "builtins")
2640
2641