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
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 12, 2018
Nov 12, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Apr 2, 2019
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
Jun 29, 2017
Jun 29, 2017
Jun 29, 2017
Oct 13, 2019
Jun 29, 2017
Jul 10, 2017
Jul 10, 2017
Mar 19, 2018
Mar 19, 2018
Jun 20, 2020
Oct 13, 2019
Apr 25, 2020
Newer
100644
2580 lines (2366 sloc)
81.9 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")
814
var $ = $B.args("__mul__", 2, {self: null, other: null},
815
["self", "other"], arguments, {}, null, null)
816
if(! isinstance($.other, _b_.int)){throw _b_.TypeError.$factory(
817
"Can't multiply sequence by non-int of type '" +
829
res = self.replace(/\\/g, "\\\\")
830
// special cases
831
res = res.replace(new RegExp("\u0007", "g"), "\\x07").
832
replace(new RegExp("\b", "g"), "\\x08").
834
replace(new RegExp("\f", "g"), "\\x0c").
835
replace(new RegExp("\n", "g"), "\\n").
836
replace(new RegExp("\r", "g"), "\\r").
837
replace(new RegExp("\t", "g"), "\\t")
839
// Replace unassigned code point by \uabcd...
840
// Uses function $B.is_unicode_cn() in unicode_data.js
841
var repl = ''
842
for(var i = 0; i < res.length; i++){
843
if($B.is_unicode_cn(res.codePointAt(i))){
844
var s = res.codePointAt(i).toString(16)
845
while(s.length < 4){
846
s = '0' + s
847
}
848
repl += '\\u' + s
849
}else{
850
repl += res.charAt(i)
851
}
852
}
853
res = repl
854
if(res.search('"') == -1 && res.search("'") == -1){
855
return "'" + res + "'"
856
}else if(self.search('"') == -1){
857
return '"' + res + '"'
858
}
859
var qesc = new RegExp("'", "g") // to escape single quote
860
res = "'" + res.replace(qesc, "\\'") + "'"
864
str.__setitem__ = function(self, attr, value){
865
throw _b_.TypeError.$factory(
866
"'str' object does not support item assignment")
868
var combining = []
869
for(var cp = 0x300; cp <= 0x36F; cp++){
870
combining.push(String.fromCharCode(cp))
871
}
872
var combining_re = new RegExp("(" + combining.join("|") + ")")
884
$comp_func += "" // source code
885
var $comps = {">": "gt", ">=": "ge", "<": "lt", "<=": "le"}
894
var $notimplemented = function(self, other){
895
throw NotImplementedError.$factory(
896
"OPERATOR not implemented for class str")
899
str.capitalize = function(self){
900
var $ = $B.args("capitalize", 1, {self}, ["self"],
901
arguments, {}, null, null)
902
if(self.length == 0){return ""}
903
return self.charAt(0).toUpperCase() + self.substr(1)
904
}
905
906
str.casefold = function(self){
907
var $ = $B.args("casefold", 1, {self}, ["self"],
908
arguments, {}, null, null),
909
res = "",
910
char,
911
cf
912
for(var i = 0, len = self.length; i < len; i++){
913
char = self.charCodeAt(i)
914
cf = $B.unicode_casefold[char]
915
if(cf){
916
cf.forEach(function(cp){
917
res += String.fromCharCode(cp)
918
})
919
}else{
920
res += self.charAt(i).toLowerCase()
921
}
922
}
923
return res
924
}
926
str.center = function(){
927
var $ = $B.args("center", 3, {self: null, width: null, fillchar: null},
928
["self", "width", "fillchar"],
929
arguments, {fillchar:" "}, null, null),
930
self = $.self
942
var $ = $B.args("count", 4, {self:null, sub:null, start:null, stop:null},
943
["self", "sub", "start", "stop"], arguments, {start:null, stop:null},
951
if($.stop !== null){_slice = _b_.slice.$factory($.start, $.stop)}
952
else{_slice = _b_.slice.$factory($.start, $.self.length)}
957
if($.sub.length == 0){
958
if($.start == $.self.length){return 1}
959
else if(substr.length == 0){return 0}
960
return substr.length + 1
962
var n = 0,
963
pos = 0
964
while(pos < substr.length){
965
pos = substr.indexOf($.sub, pos)
966
if(pos >= 0){n++; pos += $.sub.length}
967
else{break}
972
str.encode = function(){
973
var $ = $B.args("encode", 3, {self: null, encoding: null, errors: null},
974
["self", "encoding", "errors"], arguments,
975
{encoding: "utf-8", errors: "strict"}, null, null)
976
if($.encoding == "rot13" || $.encoding == "rot_13"){
981
if(("a" <= char && char <= "m") || ("A" <= char && char <= "M")){
982
res += String.fromCharCode(String.charCodeAt(char) + 13)
983
}else if(("m" < char && char <= "z") ||
984
("M" < char && char <= "Z")){
985
res += String.fromCharCode(String.charCodeAt(char) - 13)
994
// Return True if the string ends with the specified suffix, otherwise
995
// return False. suffix can also be a tuple of suffixes to look for.
996
// With optional start, test beginning at that position. With optional
1000
["self", "suffix", "start", "end"],
1001
arguments, {start: 0, end: null}, null, null)
1008
var s = $.self.substring($.start, $.end)
1009
for(var i = 0, len = suffixes.length; i < len; i++){
1013
if(suffix.length <= s.length &&
1014
s.substr(s.length - suffix.length) == suffix){return true}
1020
var $ = $B.args("expandtabs", 2, {self: null, tabsize: null},
1021
["self", "tabsize"], arguments, {tabsize: 8}, null, null)
1022
var s = $B.$GetInt($.tabsize),
1023
col = 0,
1024
pos = 0,
1025
res = ""
1026
if(s == 1){return self.replace(/\t/g," ")}
1027
while(pos < self.length){
1035
res += car
1036
col = 0
1037
break
1038
default:
1039
res += car
1040
col++
1041
break
1042
}
1043
pos++
1044
}
1050
// Return the lowest index in the string where substring sub is found,
1051
// such that sub is contained in the slice s[start:end]. Optional
1052
// arguments start and end are interpreted as in slice notation.
1055
{self: null, sub: null, start: null, end: null},
1056
["self", "sub", "start", "end"],
1057
arguments, {start: 0, end: null}, null, null)
1061
if(!isinstance($.start, _b_.int)||!isinstance($.end, _b_.int)){
1062
throw _b_.TypeError.$factory("slice indices must be " +
1063
"integers or None or have an __index__ method")}
1064
// Can't use string.substring(start, end) because if end < start,
1065
// Javascript transforms it into substring(end, start)...
1066
var s = ""
1067
for(var i = $.start; i < $.end; i++){
1068
s += $.self.charAt(i)
1069
}
1071
if($.sub.length == 0 && $.start == $.self.length){return $.self.length}
1072
if(s.length + $.sub.length == 0){return -1}
1074
var last_search = s.length - $.sub.length
1075
for(var i = 0; i <= last_search; i++){
1076
if(s.substr(i, $.sub.length) == $.sub){return $.start + i}
1087
// a.x[z]!r:...
1088
// the object has attributes :
1089
// - name : "a"
1090
// - name_ext : [".x", "[z]"]
1091
// - conv : r
1092
// - spec : rest of string after :
1100
// No : in the string : it only contains a name
1101
name = fmt_string
1102
}else{
1103
// name is before the first ":"
1104
// spec (the format specification) is after
1105
name = elts[0]
1109
var elts = name.split("!")
1110
if(elts.length > 1){
1111
name = elts[0]
1112
conv = elts[1] // conversion flag
1116
// "name' may be a subscription or attribute
1117
// Put these "extensions" in the list "name_ext"
1118
function name_repl(match){
1119
name_ext.push(match)
1121
}
1122
var name_ext_re = /\.[_a-zA-Z][_a-zA-Z0-9]*|\[[_a-zA-Z][_a-zA-Z0-9]*\]|\[[0-9]+\]/g
1123
name = name.replace(name_ext_re, name_repl)
1124
}
1131
// Parse self to detect formatting instructions
1132
// Create a list "parts" made of sections of the string :
1133
// - elements of even rank are literal text
1134
// - elements of odd rank are "format objects", built from the
1135
// format strings in self (of the form {...})
1146
text += "{"
1147
pos += 2
1148
}else if(car == "}" && self.charAt(pos + 1) == "}"){
1155
// Store current literal text
1156
parts.push(text)
1157
1158
// Search the end of the format string, ie the } closing the
1159
// opening {. Since the string can contain other pairs {} for
1160
// nested formatting, an integer nb is incremented for each { and
1161
// decremented for each } ; the end of the format string is
1162
// reached when nb == 0
1163
var end = pos + 1,
1164
nb = 1
1165
while(end < _len){
1166
if(self.charAt(end) == "{"){nb++; end++}
1167
else if(self.charAt(end) == "}"){
1168
nb--; end++
1169
if(nb == 0){
1174
var fmt_obj = $B.parse_format(fmt_string)
1175
fmt_obj.raw_name = fmt_obj.name
1176
fmt_obj.raw_spec = fmt_obj.spec
1211
return parts
1212
}
1213
1214
str.format = function(self) {
1215
var $ = $B.args("format", 1, {self: null}, ["self"],
1216
arguments, {}, "$args", "$kw")
1217
1218
var parts = $B.split_format($.self)
1219
1230
1231
if(fmt.spec !== undefined){
1232
// "spec" may contain "nested replacement fields"
1233
// In this case, evaluate them using the positional
1234
// or keyword arguments passed to format()
1235
function replace_nested(name, key){
1236
if(/\d+/.exec(key)){
1237
// If key is numeric, search in positional
1238
// arguments
1239
return _b_.tuple.__getitem__($.$args,
1240
parseInt(key))
1241
}else{
1242
// Else try in keyword arguments
1243
return _b_.dict.__getitem__($.$kw, key)
1244
}
1245
}
1246
fmt.spec = fmt.spec.replace(/\{(.*?)\}/g,
1247
replace_nested)
1248
}
1250
// Numerical reference : use positional arguments
1251
var pos = parseInt(fmt.name),
1261
// Attribute
1262
value = _b_.getattr(value, ext.substr(1))
1263
}else{
1264
// Subscription
1267
if(key.charAt(0).search(/\d/) > -1){key = parseInt(key)}
1268
value = _b_.getattr(value, "__getitem__")(key)
1272
// If the conversion flag is set, first call a function to convert
1273
// the value
1274
if(fmt.conv == "a"){value = _b_.ascii(value)}
1275
else if(fmt.conv == "r"){value = _b_.repr(value)}
1276
else if(fmt.conv == "s"){value = _b_.str.$factory(value)}
1290
throw NotImplementedError.$factory(
1291
"function format_map not implemented yet")
1302
/* Return true if the string is empty or all characters in the string are
1303
ASCII, false otherwise. ASCII characters have code points in the range
1304
U+0000-U+007F. */
1305
for(var i = 0, len = self.length; i < len; i++){
1306
if(self.charCodeAt(i) > 127){return false}
1307
}
1308
return true
1309
}
1310
1311
str.isalnum = function(self){
1312
/* Return true if all characters in the string are alphanumeric and there
1313
is at least one character, false otherwise. A character c is alphanumeric
1314
if one of the following returns True: c.isalpha(), c.isdecimal(),
1315
c.isdigit(), or c.isnumeric(). */
1316
var $ = $B.args("isalnum", 1, {self: null}, ["self"],
1317
arguments, {}, null, null),
1318
char
1319
for(var i = 0, len = self.length; i < len; i++){
1320
char = self.charCodeAt(i)
1321
if(unicode_tables.Ll[char] ||
1322
unicode_tables.Lu[char] ||
1323
unicode_tables.Lm[char] ||
1324
unicode_tables.Lt[char] ||
1325
unicode_tables.Lo[char] ||
1326
unicode_tables.Nd[char] ||
1327
unicode_tables.digits[char] ||
1328
unicode_tables.numeric[char]){
1329
continue
1330
}
1331
return false
1332
}
1333
return true
1334
}
1335
1336
str.isalpha = function(self){
1337
/* Return true if all characters in the string are alphabetic and there is
1338
at least one character, false otherwise. Alphabetic characters are those
1339
characters defined in the Unicode character database as "Letter", i.e.,
1340
those with general category property being one of "Lm", "Lt", "Lu", "Ll",
1341
or "Lo". */
1342
var $ = $B.args("isalpha", 1, {self: null}, ["self"],
1343
arguments, {}, null, null),
1344
char
1345
for(var i = 0, len = self.length; i < len; i++){
1346
char = self.charCodeAt(i)
1347
if(unicode_tables.Ll[char] ||
1348
unicode_tables.Lu[char] ||
1349
unicode_tables.Lm[char] ||
1350
unicode_tables.Lt[char] ||
1351
unicode_tables.Lo[char]){
1352
continue
1353
}
1354
return false
1355
}
1356
return true
1357
}
1358
1359
str.isdecimal = function(self){
1360
/* Return true if all characters in the string are decimal characters and
1361
there is at least one character, false otherwise. Decimal characters are
1362
those that can be used to form numbers in base 10, e.g. U+0660,
1363
ARABIC-INDIC DIGIT ZERO. Formally a decimal character is a character in
1364
the Unicode General Category "Nd". */
1365
var $ = $B.args("isdecimal", 1, {self: null}, ["self"],
1366
arguments, {}, null, null),
1367
char
1368
for(var i = 0, len = self.length; i < len; i++){
1369
char = self.charCodeAt(i)
1370
if(! unicode_tables.Nd[char]){
1371
return false
1372
}
1373
}
1374
return self.length > 0
1375
}
1376
1377
str.isdigit = function(self){
1378
/* Return true if all characters in the string are digits and there is at
1379
least one character, false otherwise. */
1380
var $ = $B.args("isdigit", 1, {self: null}, ["self"],
1381
arguments, {}, null, null),
1382
char
1383
for(var i = 0, len = self.length; i < len; i++){
1384
char = self.charCodeAt(i)
1385
if(! unicode_tables.digits[char]){
1386
return false
1387
}
1388
}
1389
return self.length > 0
1390
}
1391
1392
str.isidentifier = function(self){
1393
/* Return true if the string is a valid identifier according to the
1394
language definition. */
1395
var $ = $B.args("isidentifier", 1, {self: null}, ["self"],
1396
arguments, {}, null, null),
1397
char
1398
if(self.length == 0){return false}
1399
else if(unicode_tables.XID_Start[self.charCodeAt(0)] === undefined){
1400
return false
1401
}else{
1402
for(var i = 1, len = self.length; i < len; i++){
1403
if(unicode_tables.XID_Continue[self.charCodeAt(i)] === undefined){
1404
return false
1405
}
1406
}
1407
}
1408
return true
1409
}
1410
1411
str.islower = function(self){
1412
/* Return true if all cased characters 4 in the string are lowercase and
1413
there is at least one cased character, false otherwise. */
1414
var $ = $B.args("islower", 1, {self: null}, ["self"],
1415
arguments, {}, null, null),
1416
has_cased = false,
1417
char
1418
1419
for(var i = 0, len = self.length; i < len; i++){
1420
char = self.charCodeAt(i)
1421
if(unicode_tables.Ll[char]){has_cased = true; continue}
1422
else if(unicode_tables.Lu[char] || unicode_tables.Lt[char]){
1423
return false
1424
}
1425
}
1426
return has_cased
1427
}
1428
1429
str.isnumeric = function(self){
1430
/* Return true if all characters in the string are numeric characters, and
1431
there is at least one character, false otherwise. Numeric characters
1432
include digit characters, and all characters that have the Unicode numeric
1433
value property, e.g. U+2155, VULGAR FRACTION ONE FIFTH. Formally, numeric
1434
characters are those with the property value Numeric_Type=Digit,
1435
Numeric_Type=Decimal or Numeric_Type=Numeric.*/
1436
var $ = $B.args("isnumeric", 1, {self: null}, ["self"],
1437
arguments, {}, null, null)
1438
for(var i = 0, len = self.length; i < len; i++){
1439
if(! unicode_tables.numeric[self.charCodeAt(i)]){
1440
return false
1441
}
1442
}
1443
return self.length > 0
1444
}
1445
1446
var unprintable = {},
1447
unprintable_gc = ['Cc', 'Cf', 'Co', 'Cs','Zl', 'Zp', 'Zs']
1448
1449
str.isprintable = function(self){
1450
/* Return true if all characters in the string are printable or the string
1451
is empty, false otherwise. Nonprintable characters are those characters
1452
defined in the Unicode character database as "Other" or "Separator",
1453
excepting the ASCII space (0x20) which is considered printable. */
1454
1455
// Set unprintable if not set yet
1456
if(Object.keys(unprintable).length == 0){
1457
for(var i = 0; i < unprintable_gc.length; i++){
1458
var table = unicode_tables[unprintable_gc[i]]
1469
return false
1470
}
1471
}
1472
return true
1473
}
1474
1475
str.isspace = function(self){
1476
/* Return true if there are only whitespace characters in the string and
1477
there is at least one character, false otherwise.
1478
1479
A character is whitespace if in the Unicode character database, either its
1480
general category is Zs ("Separator, space"), or its bidirectional class is
1481
one of WS, B, or S.*/
1482
var $ = $B.args("isspace", 1, {self: null}, ["self"],
1483
arguments, {}, null, null),
1484
char
1485
for(var i = 0, len = self.length; i < len; i++){
1486
char = self.charCodeAt(i)
1487
if(! unicode_tables.Zs[char] &&
1488
$B.unicode_bidi_whitespace.indexOf(char) == -1){
1489
return false
1490
}
1491
}
1492
return self.length > 0
1493
}
1494
1495
str.istitle = function(self){
1496
/* Return true if the string is a titlecased string and there is at least
1497
one character, for example uppercase characters may only follow uncased
1498
characters and lowercase characters only cased ones. Return false
1499
otherwise. */
1500
var $ = $B.args("istitle", 1, {self: null}, ["self"],
1501
arguments, {}, null, null)
1502
return self.length > 0 && str.title(self) == self
1503
}
1504
1505
str.isupper = function(self){
1506
/* Return true if all cased characters 4 in the string are lowercase and
1507
there is at least one cased character, false otherwise. */
1508
var $ = $B.args("islower", 1, {self: null}, ["self"],
1509
arguments, {}, null, null),
1510
has_cased = false,
1511
char
1512
1513
for(var i = 0, len = self.length; i < len; i++){
1514
char = self.charCodeAt(i)
1515
if(unicode_tables.Lu[char]){has_cased = true; continue}
1516
else if(unicode_tables.Ll[char] || unicode_tables.Lt[char]){
1534
if(! isinstance(obj2, str)){throw _b_.TypeError.$factory(
1535
"sequence item " + count + ": expected str instance, " +
1549
var $ = $B.args("ljust", 3, {self: null, width: null, fillchar:null},
1550
["self", "width", "fillchar"],
1551
arguments, {fillchar: " "}, null, null)
1557
str.lower = function(self){
1558
var $ = $B.args("lower", 1, {self: null}, ["self"],
1559
arguments, {}, null, null)
1560
return self.toLowerCase()
1561
}
1562
1564
var $ = $B.args("lstrip", 2, {self: null, chars: null}, ["self", "chars"],
1565
arguments, {chars:_b_.None}, null, null)
1566
if($.chars === _b_.None){return $.self.trimLeft()}
1567
for(var i = 0; i < $.self.length; i++){
1568
if($.chars.indexOf($.self.charAt(i)) === -1){
1569
return $.self.substring(i)
1577
var $ = $B.args("maketrans", 3, {x: null, y: null, z: null},
1578
["x", "y", "z"], arguments, {y: null, z: null}, null, null)
1583
// If there is only one argument, it must be a dictionary mapping
1584
// Unicode ordinals (integers) or characters (strings of length 1) to
1585
// Unicode ordinals, strings (of arbitrary lengths) or None. Character
1587
if(! _b_.isinstance($.x, _b_.dict)){
1588
throw _b_.TypeError.$factory(
1589
"maketrans only argument must be a dict")
1592
for(var i = 0, len = items.length; i < len; i++){
1593
var k = items[i][0],
1594
v = items[i][1]
1595
if(! _b_.isinstance(k, _b_.int)){
1596
if(_b_.isinstance(k, _b_.str) && k.length == 1){
1597
k = _b_.ord(k)
1598
}else{throw _b_.TypeError.$factory("dictionary key " + k +
1601
if(v !== _b_.None && ! _b_.isinstance(v, [_b_.int, _b_.str])){
1602
throw _b_.TypeError.$factory("dictionary value " + v +
1610
// and in the resulting dictionary, each character in x will be mapped
1611
// to the character at the same position in y
1614
}else if($.x.length !== $.y.length){
1615
throw _b_.TypeError.$factory(
1616
"maketrans arguments must be strings or same length")
1622
if(! _b_.isinstance($.z, _b_.str)){
1623
throw _b_.TypeError.$factory(
1624
"maketrans third argument must be a string")
1646
var $ = $B.args("partition", 2, {self: null, sep: null}, ["self", "sep"],
1647
arguments, {}, null, null)
1652
return _b_.tuple.$factory([$.self.substring(0, i), $.sep,
1653
$.self.substring(i + $.sep.length)])
1654
}
1655
1656
str.removeprefix = function(){
1657
var $ = $B.args("removeprefix", 2, {self: null, prefix: null},
1658
["self", "prefix"], arguments, {}, null, null)
1659
if(!_b_.isinstance($.prefix, str)){
1660
throw _b_.ValueError.$factory("prefix should be str, not " +
1661
`'${$B.class_name($.prefix)}'`)
1662
}
1663
if(str.startswith($.self, $.prefix)){
1664
return $.self.substr($.prefix.length)
1665
}
1666
return $.self.substr(0)
1667
}
1668
1669
str.removesuffix = function(){
1670
var $ = $B.args("removesuffix", 2, {self: null, prefix: null},
1671
["self", "suffix"], arguments, {}, null, null)
1672
if(!_b_.isinstance($.suffix, str)){
1673
throw _b_.ValueError.$factory("suffix should be str, not " +
1674
`'${$B.class_name($.prefix)}'`)
1675
}
1676
if($.suffix.length > 0 && str.endswith($.self, $.suffix)){
1677
return $.self.substr(0, $.self.length - $.suffix.length)
1678
}
1679
return $.self.substr(0)
1680
}
1681
1682
function $re_escape(str){
1683
var specials = "[.*+?|()$^"
1684
for(var i = 0, len = specials.length; i < len; i++){
1685
var re = new RegExp("\\"+specials.charAt(i), "g")
1686
str = str.replace(re, "\\"+specials.charAt(i))
1687
}
1688
return str
1695
var $ = $B.args("replace", 4,
1696
{self: null, old: null, $$new: null, count: null},
1697
["self", "old", "$$new", "count"],
1698
arguments, {count: -1}, null, null),
1699
count = $.count,
1700
self = $.self,
1701
old = $.old,
1702
_new = $.$$new
1709
"' object cannot be interpreted as an integer")
1710
}else if(isinstance(count, _b_.float)){
1711
throw _b_.TypeError.$factory("integer argument expected, got float")
1712
}
1713
if(count == 0){return self}
1714
if(count.__class__ == $B.long_int){count = parseInt(count.value)}
1715
if(old == ""){
1716
if(_new == ""){return self}
1717
if(self == ""){return _new}
1718
var elts = self.split("")
1719
if(count > -1 && elts.length >= count){
1720
var rest = elts.slice(count).join("")
1721
return _new + elts.slice(0, count).join(_new) + rest
1722
}else{return _new + elts.join(_new) + _new}
1737
if(count < 0){count = res.length}
1738
while(count > 0){
1739
pos = res.indexOf(old, pos)
1740
if(pos < 0){break}
1741
res = res.substr(0, pos) + _new + res.substr(pos + old.length)
1742
pos = pos + _new.length
1743
count--
1749
// Return the highest index in the string where substring sub is found,
1750
// such that sub is contained within s[start:end]. Optional arguments
1752
if(arguments.length == 2 && typeof substr == "string"){
1753
return self.lastIndexOf(substr)
1754
}
1756
{self: null, sub: null, start: null, end: null},
1757
["self", "sub", "start", "end"],
1758
arguments, {start: 0, end: null}, null, null)
1770
for(var i = $.end - sublen; i >= $.start; i--){
1771
if($.self.substr(i, sublen) == $.sub){return i}
1778
var res = str.rfind.apply(null, arguments)
1779
if(res == -1){throw _b_.ValueError.$factory("substring not found")}
1784
var $ = $B.args("rjust",3,
1785
{self: null, width: null, fillchar: null},
1786
["self", "width", "fillchar"],
1787
arguments, {fillchar: " "}, null, null)
1795
var $ = $B.args("rpartition", 2, {self: null, sep: null}, ["self", "sep"],
1796
arguments, {}, null, null)
1800
var items = str.partition(self, sep).reverse()
1801
for(var i = 0; i < items.length; i++){
1802
items[i] = items[i].split("").reverse().join("")
1808
var $ = $B.args("rsplit", 3, {self: null, sep: null, maxsplit: null},
1809
["self", "sep", "maxsplit"], arguments,
1810
{sep: _b_.None, maxsplit: -1}, null, null),
1811
sep = $.sep
1814
var rev_str = reverse($.self),
1815
rev_sep = sep === _b_.None ? sep : reverse($.sep),
1826
str.rstrip = function(self, x){
1827
var $ = $B.args("rstrip", 2, {self: null, chars: null}, ["self", "chars"],
1828
arguments, {chars: _b_.None}, null, null)
1829
if($.chars === _b_.None){return $.self.trimRight()}
1831
if($.chars.indexOf($.self.charAt(j)) == -1){
1832
return $.self.substring(0, j + 1)
1839
var $ = $B.args("split", 3, {self: null, sep: null, maxsplit: null},
1840
["self", "sep", "maxsplit"], arguments,
1841
{sep: _b_.None, maxsplit: -1}, null, null),
1842
sep = $.sep,
1843
maxsplit = $.maxsplit,
1844
self = $.self,
1845
pos = 0
1846
if(maxsplit.__class__ === $B.long_int){maxsplit = parseInt(maxsplit.value)}
1847
if(sep == ""){throw _b_.ValueError.$factory("empty separator")}
1848
if(sep === _b_.None){
1850
while(pos < self.length && self.charAt(pos).search(/\s/) > -1){pos++}
1851
if(pos === self.length - 1){return [self]}
1852
var name = ""
1854
if(self.charAt(pos).search(/\s/) == -1){
1855
if(name == ""){name = self.charAt(pos)}
1856
else{name += self.charAt(pos)}
1876
var res = [],
1877
s = "",
1878
seplen = sep.length
1879
if(maxsplit == 0){return [self]}
1880
while(pos < self.length){
1881
if(self.substr(pos, seplen) == sep){
1899
str.splitlines = function(self) {
1900
var $ = $B.args('splitlines', 2, {self: null, keepends: null},
1901
['self','keepends'], arguments, {keepends: false},
1902
null, null)
1903
if(!_b_.isinstance($.keepends,[_b_.bool, _b_.int])){
1904
throw _b_.TypeError('integer argument expected, got '+
1907
var keepends = _b_.int.$factory($.keepends),
1908
res = [],
1909
self = $.self,
1910
start = 0,
1911
pos = 0
1912
if(!self.length){
1915
while (pos < self.length) {
1916
if(self.substr(pos, 2) == '\r\n'){
1917
res.push(self.slice(start, keepends ? pos + 2 : pos))
1918
start = pos = pos+2
1919
}else if(self[pos] == '\r' || self[pos] == '\n'){
1920
res.push(self.slice(start, keepends ? pos+1 : pos))
1921
start = pos = pos+1
1922
}else{
1923
pos++
1924
}
1925
}
1926
if(start < self.length){
1927
res.push(self.slice(start))
1928
}
1929
return res
1933
// Return True if string starts with the prefix, otherwise return False.
1934
// prefix can also be a tuple of prefixes to look for. With optional
1935
// start, test string beginning at that position. With optional end,
1937
var $ = $B.args("startswith", 4,
1938
{self: null, prefix: null, start: null, end: null},
1939
["self", "prefix", "start", "end"],
1940
arguments, {start: 0, end: null}, null, null)
1947
var s = $.self.substring($.start, $.end)
1948
for(var i = 0, len = prefixes.length; i < len; i++){
1959
var $ = $B.args("strip", 2, {self: null, chars: null}, ["self", "chars"],
1960
arguments, {chars: _b_.None}, null, null)
1961
if($.chars === _b_.None){return $.self.trim()}
1962
for(var i = 0; i < $.self.length; i++){
1963
if($.chars.indexOf($.self.charAt(i)) == -1){
1964
break
1967
for(var j = $.self.length - 1; j >= i; j--){
1968
if($.chars.indexOf($.self.charAt(j)) == -1){
1969
break
1975
str.swapcase = function(self){
1976
var $ = $B.args("swapcase", 1, {self}, ["self"],
1977
arguments, {}, null, null),
1978
res = "",
1979
char
1980
1981
for(var i = 0, len = self.length; i < len; i++){
1982
char = self.charCodeAt(i)
1983
if(unicode_tables.Ll[char]){
1984
res += self.charAt(i).toUpperCase()
1985
}else if(unicode_tables.Lu[char]){
1986
res += self.charAt(i).toLowerCase()
1987
}else{
1988
res += self.charAt(i)
1989
}
1990
}
1991
return res
1992
}
1993
1994
str.title = function(self){
1995
var $ = $B.args("title", 1, {self}, ["self"],
1996
arguments, {}, null, null),
1997
state,
1998
char,
1999
res = ""
2000
for(var i = 0, len = self.length; i < len; i++){
2001
char = self.charCodeAt(i)
2002
if(unicode_tables.Ll[char]){
2003
if(! state){
2004
res += self.charAt(i).toUpperCase()
2005
state = "word"
2006
}else{
2007
res += self.charAt(i)
2008
}
2009
}else if(unicode_tables.Lu[char] || unicode_tables.Lt[char]){
2010
res += state ? self.charAt(i).toLowerCase() : self.charAt(i)
2011
state = "word"
2012
}else{
2013
state = null
2014
res += self.charAt(i)
2015
}
2016
}
2017
return res
2018
}
2019
2022
getitem = $B.$getattr(table, "__getitem__")
2023
for(var i = 0, len = self.length; i < len; i++){
2024
try{
2025
var repl = getitem(self.charCodeAt(i))
2026
if(repl !== _b_.None){
2027
if(typeof repl == "string"){
2028
res.push(repl)
2029
}else if(typeof repl == "number"){
2030
res.push(String.fromCharCode(repl))
2031
}
2040
str.upper = function(self){
2041
var $ = $B.args("upper", 1, {self: null}, ["self"],
2042
arguments, {}, null, null)
2043
return self.toUpperCase()
2044
}
2045
2048
["self", "width"], arguments, {}, null, null)
2049
if($.width <= self.length){return self}
2051
case "+":
2052
case "-":
2053
return self.charAt(0) +
2054
"0".repeat($.width - self.length) + self.substr(1)
2065
if(encoding !== undefined){
2066
// Arguments may be passed as keywords (cf. issue #1060)
2067
var $ = $B.args("str", 3, {arg: null, encoding: null, errors: null},
2068
["arg", "encoding", "errors"], arguments,
2069
{encoding: "utf-8", errors: "strict"}, null, null),
2070
encoding = $.encoding,
2071
errors = $.errors
2072
}
2083
// class or its subclasses, but the attribute __str__ of the
2084
// class metaclass (usually "type") or its subclasses (usually
2085
// "object")
2086
// The metaclass is the attribute __class__ of the class dictionary
2091
if(arg.__class__ && arg.__class__ === _b_.bytes &&
2092
encoding !== undefined){
2093
// str(bytes, encoding, errors) is equal to
2094
// bytes.decode(encoding, errors)
2097
// Implicit invocation of __str__ uses method __str__ on the class,
2098
// even if arg has an attribute __str__
2099
var klass = arg.__class__ || $B.get_class(arg)
2105
// if not better than object.__str__, try __repr__
2106
(arg.__class__ && arg.__class__ !== _b_.object &&
2107
method.$infos && method.$infos.__func__ === _b_.object.__str__)){
2108
var method = $B.$getattr(klass, "__repr__")
2114
if($B.debug > 1){console.log(err)}
2115
console.log("Warning - no method __str__ or __repr__, " +
2116
"default to toString", arg)
2123
if(cls === undefined){
2124
throw _b_.TypeError.$factory("str.__new__(): not enough arguments")
2148
var args = [],
2149
pos = 0
2150
if(arguments.length > 0){
2151
var args = [arguments[0].valueOf()],
2152
pos = 1
2153
for(var i = 1, len = arguments.length; i < len; i++){
2154
args[pos++] = arguments[i]
2170
// Function to parse the 2nd argument of format()
2171
$B.parse_format_spec = function(spec){
2174
var pos = 0,
2175
aligns = "<>=^",
2176
digits = "0123456789",
2177
types = "bcdeEfFgGnosxX%",
2179
if(align_pos != -1){
2180
if(spec.charAt(1) && aligns.indexOf(spec.charAt(1)) != -1){
2181
// If the second char is also an alignment specifier, the
2182
// first char is the fill value
2183
this.fill = spec.charAt(0)
2184
this.align = spec.charAt(1)
2185
pos = 2
2186
}else{
2187
// The first character defines alignment : fill defaults to ' '
2202
if(car == "+" || car == "-" || car == " "){
2203
this.sign = car
2204
pos++
2205
car = spec.charAt(pos)
2207
if(car == "#"){this.alternate = true; pos++; car = spec.charAt(pos)}
2208
if(car == "0"){
2217
while(car && digits.indexOf(car) > -1){
2218
if(this.width === undefined){this.width = car}
2219
else{this.width += car}
2220
pos++
2221
car = spec.charAt(pos)
2224
if(this.width === undefined && car == "{"){
2225
// Width is determined by a parameter
2226
var end_param_pos = spec.substr(pos).search("}")
2227
this.width = spec.substring(pos, end_param_pos)
2228
console.log("width", "[" + this.width + "]")
2229
pos += end_param_pos + 1
2230
}
2231
if(car == ","){this.comma = true; pos++; car = spec.charAt(pos)}
2232
if(car == "."){
2233
if(digits.indexOf(spec.charAt(pos + 1)) == -1){
2234
throw _b_.ValueError.$factory(
2235
"Missing precision in format spec")
2237
this.precision = spec.charAt(pos + 1)
2238
pos += 2
2239
car = spec.charAt(pos)
2240
while(car && digits.indexOf(car) > -1){
2247
if(car && types.indexOf(car) > -1){
2248
this.type = car
2249
pos++
2250
car = spec.charAt(pos)
2251
}
2252
if(pos !== spec.length){
2258
return (this.fill === undefined ? "" : _b_.str.$factory(this.fill)) +
2259
(this.align || "") +
2260
(this.sign || "") +
2261
(this.alternate ? "#" : "") +
2262
(this.sign_aware ? "0" : "") +
2263
(this.width || "") +
2264
(this.comma ? "," : "") +
2265
(this.precision ? "." + this.precision : "") +
2266
(this.type || "")
2271
if(fmt.width && s.length < fmt.width){
2272
var fill = fmt.fill || " ",
2273
align = fmt.align || "<",
2274
missing = fmt.width - s.length
2276
case "<":
2277
return s + fill.repeat(missing)
2278
case ">":
2279
return fill.repeat(missing) + s
2280
case "=":
2281
if("+-".indexOf(s.charAt(0)) > -1){
2282
return s.charAt(0) + fill.repeat(missing) + s.substr(1)
2286
case "^":
2287
var left = parseInt(missing / 2)
2288
return fill.repeat(left) + s + fill.repeat(missing - left)
2301
$B.parse_fstring = function(string){
2302
// Parse a f-string
2303
var elts = [],
2304
pos = 0,
2328
}else{
2329
throw Error(" f-string: single '}' is not allowed")
2330
}
2331
}else{
2353
current += car
2354
i += 2
2355
}else{
2356
throw Error(" f-string: single '}' is not allowed")
2357
}
2358
}else{
2359
current += car
2360
i++
2361
}
2362
}
2364
}else if(ctype == "debug"){
2365
// after the equal sign, whitespace are ignored and the only
2366
// valid characters are } and :
2367
while(string.charAt(i) == " "){i++}
2368
if(string.charAt(i) == "}"){
2369
// end of debug expression
2370
elts.push(current)
2371
ctype = null
2372
current = ""
2373
pos = i + 1
2374
}
2375
}else{
2376
// End of expression is the } matching the opening {
2377
// There may be nested braces
2378
var i = pos,
2379
nb_braces = 1,
2401
// backslash is not allowed in expressions
2402
throw Error("f-string expression part cannot include a" +
2403
" backslash")
2410
throw Error("f-string: invalid conversion character:" +
2411
" expected 's', 'r', or 'a'")
2412
}else{
2426
if(string.substr(i, 3) == '"""'){
2427
var end = string.indexOf('"""', i + 3)
2428
if(end == -1){
2429
throw Error("f-string: unterminated string")
2430
}else{
2431
var trs = string.substring(i, end + 3)
2432
trs = trs.replace("\n", "\\n\\")
2437
var end = string.indexOf('"', i + 1)
2438
if(end == -1){
2439
throw Error("f-string: unterminated string")
2440
}else{
2441
current.expression += string.substring(i, end + 1)
2442
i = end + 1
2451
var ce = current.expression,
2452
last_char = ce.charAt(ce.length - 1),
2453
last_char_re = ('()'.indexOf(last_char) > -1 ? "\\" : "") + last_char
2460
}else{
2461
// add debug string
2462
tail = car
2463
while(string.charAt(i + 1).match(/\s/)){
2464
tail += string.charAt(i + 1)
2465
i++
2466
}
2467
elts.push(current.expression + tail)
2468
// remove trailing whitespace from expression
2469
while(ce.match(/\s$/)){
2470
ce = ce.substr(0, ce.length - 1)
2471
}
2472
current.expression = ce
2473
ctype = "debug"
2474
i++
2475
}
2490
// Class for strings with surrogate pairs. We can't rely on Javascript
2491
// strings in this case because they don't count characters like Python
2492
2493
var surrogate = str.$surrogate = $B.make_class("surrogate_string", function(s){
2494
// create an instance of str subclass for strings with surrogate pairs
2495
var items = []
2496
for(var i = 0, len = s.length; i < len; i++){
2497
var code = s.charCodeAt(i)
2498
if(code >= 0xD800 && code <= 0xDBFF){
2499
i++
2500
var low = s.charCodeAt(i)
2501
code = ((code - 0xD800) * 0x400) + (low - 0xDC00) + 0x10000
2502
}
2503
items.push(String.fromCodePoint(code))
2504
}
2505
return {
2506
__class__: str.$surrogate,
2507
items: items
2508
}
2509
})
2510
2511
surrogate.__mro__ = [str, object]
2512
2513
surrogate.__contains__ = function(self, other){
2514
return str.__contains__(self.items.join(''), other)
2515
}
2516
2517
surrogate.__getitem__ = function(self, arg){
2518
if(isinstance(arg, _b_.int)){
2519
var pos = arg
2520
if(arg < 0){
2521
pos += self.items.length
2522
}
2523
if(pos >= 0 && pos < self.items.length){
2524
if(self.items[pos].length == 2){
2525
return surrogate.$factory(self.items[pos])
2526
}
2527
return self.items[pos]
2528
}
2529
throw _b_.IndexError.$factory("string index out of range")
2530
}
2531
if(isinstance(arg, slice)) {
2532
var s = _b_.slice.$conv_for_seq(arg, self.items.length),
2533
start = s.start,
2534
stop = s.stop,
2535
step = s.step
2536
var res = "",
2537
i = null
2538
if(step > 0){
2539
if(stop <= start){return ""}
2540
for(var i = start; i < stop; i += step){
2541
res += self.items[i]
2542
}
2543
}else{
2544
if(stop >= start){return ''}
2545
for(var i = start; i > stop; i += step){
2546
res += self.items[i]
2547
}
2548
}
2549
return res
2550
}
2551
if(isinstance(arg, _b_.bool)){
2552
return surrogate.__getitem__(self, _b_.int.$factory(arg))
2553
}
2554
throw _b_.TypeError.$factory("string indices must be integers")
2555
}
2556
2557
surrogate.__hash__ = function(self){
2558
return str.__hash__(self.items.join(''))
2559
}
2560
2561
surrogate.__iter__ = function(self){
2562
return str_iterator.$factory(self.items)
2563
}
2564
2565
surrogate.__len__ = function(self){
2566
return self.items.length
2567
}
2568
2569
surrogate.__repr__ = function(self){
2570
return str.__repr__(self.items.join(''))
2571
}
2572
2573
surrogate.__str__ = function(self){
2574
return str.__str__(self.items.join(''))
2575
}
2576
2577
$B.set_func_names(surrogate, "builtins")
2578
2579