k"gq\dZddlZGddZd dZGddZGdd eZd Zy) zJsLex: a lexer for JavaScriptNceZdZdZdZddZy)Tokz, A specification for a token class. rNctj|_txjdz c_||_||_||_y)N)rnumidnameregexnext)selfr r r s K/var/www/html/djangosite/lib/python3.12/site-packages/django/utils/jslex.py__init__z Tok.__init__s/'' 1    N)__name__ __module__ __qualname____doc__rrrr rrs CrrcXdjfd|jDS)z Create a regex from a space-separated list of literal `choices`. If provided, `prefix` and `suffix` will be attached to each choice individually. |c3TK|]}tj|zz!ywr)reescape).0cprefixsuffixs r zliterals..s#LqFRYYq\)F2Ls%()joinsplit)choicesrrs ``r literalsr#s  88LGMMOL LLrceZdZdZdZdZy)Lexerz2 A generic multi-state regex-based lexer. c i|_i|_|jD]\}}g}|D]B}d|jz}||j|<|j d|d|j dDt jdj|t jt jz|j|<||_ y)Nzt%dz(?P<>)r) regexestoksitemsrappendr rcompiler MULTILINEVERBOSEstate)r statesfirstr0rulespartstokgroupids r rzLexer.__init__%s  "LLN YLE5E B#&&.%( '" Wcii@A B#%**SXXe_bllRZZ>W"XDLL   Y rc#bKt|}|j}|j}|j}d}||krn||j ||D]P}|j }||} ||} |t| z }| j | f| jsD| j}n||krn||_yw)zW Lexically analyze `text`. Yield pairs (`name`, `tokentext`). rN)lenr0r)r*finditer lastgroupr r ) r textendr0r)r*startmatchr r5toktexts r lexz Lexer.lex3s $i ,,yyck 00u= 4j+W%xx))88HHE ck sBB/B/'B/N)rrrrrr@rrr r%r% s rr%ceZdZdZeddeddeddeded d d ededd d eddd eddd eddeddd ededd ededd ededd eddd eddd gZed d!gZeeded"d gzezeed#d$d gzezd%Zfd&Z xZ S)'JsLexerz A JavaScript lexer >>> lexer = JsLexer() >>> list(lexer.lex("a = 1")) [('id', 'a'), ('ws', ' '), ('punct', '='), ('ws', ' '), ('dnum', '1')] This doesn't properly handle non-ASCII characters in the JavaScript source. commentz/\*(.|\n)*?\*/ linecommentz//.*?$wsz\s+keywordal break case catch class const continue debugger default delete do else enum export extends finally for function if import in instanceof new return super switch this throw try typeof var void while with z\b)rreg)r reservedznull true falsedivrz ([a-zA-Z_$ ]|\\u[0-9a-fA-Z]{4}) # first char ([a-zA-Z_$0-9]|\\u[0-9a-fA-F]{4})* # rest chars hnumz0[xX][0-9a-fA-F]+onumz0[0-7]+dnuma| ( (0|[1-9][0-9]*) # DecimalIntegerLiteral \. # dot [0-9]* # DecimalDigits-opt ([eE][-+]?[0-9]+)? # ExponentPart-opt | \. # dot [0-9]+ # DecimalDigits ([eE][-+]?[0-9]+)? # ExponentPart-opt | (0|[1-9][0-9]*) # DecimalIntegerLiteral ([eE][-+]?[0-9]+)? # ExponentPart-opt ) punctz >>>= === !== >>> <<= >>= <= >= == != << >> && || += -= *= %= &= |= ^= z ++ -- ) ]z){ } ( [ . ; , < > + - * % & | ^ ! ~ ? : =stringz"([^"\\]|(\\(.|\n)))*?"z'([^'\\]|(\\(.|\n)))*?'other.z/= /r a / # opening slash # First character is.. ( [^*\\/[] # anything but * \ / or [ | \\. # or an escape sequence | \[ # or a class, which has ( [^\]\\] # anything but \ or ] | \\. # or an escape sequence )* # many times \] ) # Following characters are same, except for excluding a star ( [^\\/[] # anything but \ / or [ | \\. # or an escape sequence | \[ # or a class, which has ( [^\]\\] # anything but \ or ] | \\. # or an escape sequence )* # many times \] )* # many times / # closing slash [a-zA-Z0-9]* # trailing flags )rIrGc:t||jdy)NrG)superrr1)r __class__s r rzJsLexer.__init__s e,r) rrrrrr# both_before both_afterr1r __classcell__)rSs@r rBrBNs0 I() M9% D&     J!25AN     F(u5 FJ  ! $      GXk*7 GXIJQVW H0u= H0u=y=K@ GTJ  &) 6      .3   < ='FR--rrBcFd}t}g}|j|D]n\}}|dk(rd}nP|dk(r4|jdr:tjd||dd}d |zd z}n|d k(r|j d d }|j |pd j|S)z Convert the JavaScript source `js` into something resembling C for xgettext. What actually happens is that all the regex literals are replaced with "REGEX". c|d}|dk(ry|S)z1Used in a regex to properly escape double quotes.r"z\"r)mss r escape_quotesz-prepare_js_for_gettext..escape_quotess aD 8Hrr z"REGEX"rN'z\\.|.rrYr\U)rBr@ startswithrsubreplacer,r )jsr\lexerrr r5gutss r prepare_js_for_gettextrhs IE AYYr] c 7?C X ~~c"vvh s1RyADj3& T\++dC(C  !" 771:r)rara)rrrr#r%rBrhrrr ris<#   M++\E-eE-P$r