
    qSe                         d Z ddlZddlZddlZddlZddlZddlmZ ddlmZmZ ddl	m
Z
 ddlmZ ddlmZ ddlmZmZmZmZmZmZ dd	lmZ d
dlmZ d
dlmZ d
dlmZ d
dlmZ d
dl m!Z!  G d de          Z"dS )z2 A session for managing a language server process
    N)copy)datetimetimezone)IOLoop)Queue)WebSocketHandler)BunchInstanceSetUnicodeUseEnumobserve)LoggingConfigurable   )stdio)LANGUAGE_SERVER_SPEC)censored_spec)Schema)SessionStatusc                       e Zd ZdZ ed          Z ee          Z e	e
j        dd          Z e	ej        dd          Z e	ej        dd          Z e	ed	d          Z e	ed
d          Z e e	e          g d          Z eeej                  Z e	ed          Z e	ed          ZdZddgZ  fdZ!d Z"d Z#d Z$d Z% e&d          de'fd            Z(d Z)d Z*d Z+d Z,d Z-d Z.d  Z/d! Z0d" Z1d# Z2 xZ3S )$LanguageServerSessionz6Manage a session for a connection to a language serverz'the language server implementation name)helpzthe language server subprocessT)r   
allow_nonezthe JSON-RPC writerzthe JSON-RPC readerz+a queue for string messages from the serverz(a queue for string message to the serverz#the currently subscribed websockets)traitdefault_valuer   )r   )r   Nargv
debug_argvc                 l     t                      j        |i | t          j        | j                   dS )z=set up the required traitlets and exit behavior for a sessionN)super__init__atexitregisterstop)selfargskwargs	__class__s      3lib/python3.11/site-packages/jupyter_lsp/session.pyr    zLanguageServerSession.__init__7   s7    $)&)))	"""""    c                 4     dj         dd| j        i| j        S )NzG<LanguageServerSession(language_server={language_server}, argv={argv})>language_server )formatr+   specr$   s    r(   __repr__zLanguageServerSession.__repr__<   s<    X
D D!%!5D9=D D 	Dr)   c           	         t          t          | j                  | j        j        | j        r| j                                        nd | j        r| j                                        nd t          | j	                            S )N)handler_countstatuslast_server_message_atlast_handler_message_atr.   )
dictlenhandlersr3   valuer4   	isoformatr5   r   r.   r/   s    r(   to_jsonzLanguageServerSession.to_jsonA   s    dm,,;$*$4#>#H#H#J#J#J+%D$@$J$J$L$L$Lty))

 

 

 
	
r)   c                    |                                   t          j        | _        |                                  |                                  |                                  |                                  t          j	                    fd| j
        | j        | j        fD             | _        t          j        | _        dS )z((re)initialize a language server sessionc                 J    g | ]}                      |                       S r,   )create_task).0coroloops     r(   
<listcomp>z4LanguageServerSession.initialize.<locals>.<listcomp>X   s=     
 
 
 TTVV$$
 
 
r)   N)r#   r   STARTINGr3   init_queuesinit_processinit_writerinit_readerasyncioget_event_loop	_read_lsp
_write_lsp_broadcast_from_lsp_tasksSTARTED)r$   rA   s    @r(   
initializez LanguageServerSession.initializeN   s    		#,%''
 
 
 
$:RS
 
 

 $+r)   c                 d   t           j        | _        | j        r | j                                         d| _        | j        r | j                                         d| _        | j        r | j                                         d| _        | j        rd | j        D              t           j	        | _        dS )z(clean up all of the state of the sessionNc                 6    g | ]}|                                 S r,   )cancel)r?   tasks     r(   rB   z.LanguageServerSession.stop.<locals>.<listcomp>o   s     333tT[[]]333r)   )
r   STOPPINGr3   process	terminatereaderclosewriterrM   STOPPEDr/   s    r(   r#   zLanguageServerSession.stop_   s     $,< 	 L""$$$DL; 	KDK; 	KDK; 	433t{3333#+r)   r8   changec                     |d         r| j         s|                                  dS |d         s| j         r|                                  dS dS dS )z?re-initialize if someone starts listening, or stop if nobody isnewN)rU   rO   r#   )r$   r[   s     r(   _on_handlersz"LanguageServerSession._on_handlerss   si     %= 	 	OO 	4< 	IIKKKKK	 	 	 	r)   c                     |                                  | _        t          j                                        | j        j        |           dS )z9wrapper around the write queue to keep it mostly internalN)nowr5   r   currentadd_callbackto_lsp
put_nowaitr$   messages     r(   writezLanguageServerSession.write{   s;    '+xxzz$%%dk&<gFFFFFr)   c                 >    t          j        t          j                  S N)r   r`   r   utcr/   s    r(   r`   zLanguageServerSession.now   s    |HL)))r)   c                     t          j        | j        d         t           j        t           j        |                     | j                            di           t          j                  d          | _        dS )z$start the language server subprocessr   envr   )stdinstdoutrl   bufsizeN)	
subprocessPopenr.   PIPEsubstitute_envgetosenvironrU   r/   s    r(   rE   z"LanguageServerSession.init_process   s[    !'If/?##DIMM%$<$<bjII
 
 
r)   c                 R    t                      | _        t                      | _        dS )zcreate the queuesN)r   from_lsprc   r/   s    r(   rD   z!LanguageServerSession.init_queues   s    ggr)   c                 \    t          j        | j        j        | j        |           | _        dS )z3create the stdout reader (from the language server)streamqueueparentN)r   LspStdIoReaderrU   rn   rx   rW   r/   s    r(   rG   z!LanguageServerSession.init_reader   s-    *<&dmD
 
 
r)   c                 \    t          j        | j        j        | j        |           | _        dS )z0create the stdin writer (to the language server)rz   N)r   LspStdIoWriterrU   rm   rc   rY   r/   s    r(   rF   z!LanguageServerSession.init_writer   s-    *<%T[
 
 
r)   c                     t          t          j                  }|                                D ]A\  }}|                    |t          j        |                              |          i           B|S ri   )r   ru   rv   itemsupdatestringTemplatesafe_substitute)r$   rl   base	final_envkeyr9   s         r(   rs   z$LanguageServerSession.substitute_env   sh    $$	))++ 	R 	RJCc6?5#9#9#I#I$#O#OPQQQQr)   c                 H   K   | j                                          d {V  d S ri   )rW   readr/   s    r(   rJ   zLanguageServerSession._read_lsp   s2      k           r)   c                 H   K   | j                                          d {V  d S ri   )rY   rg   r/   s    r(   rK   z LanguageServerSession._write_lsp   s2      k!!!!!!!!!!!r)   c                    K   | j         2 3 d{V }|                                 | _        | j                            ||            d{V  | j                                          [6 dS )z^loop for reading messages from the queue of messages from the language
        server
        N)rx   r`   r4   r}   on_server_message	task_donere   s     r(   rL   z)LanguageServerSession._broadcast_from_lsp   s       "] 	& 	& 	& 	& 	& 	& 	&'*.((**D'+//>>>>>>>>>M##%%%% +]]s   A%)4__name__
__module____qualname____doc__r   r+   r   r   r.   r
   rp   rq   rU   r   r   rY   r~   rW   r   rx   rc   r   r   r8   r   r   NOT_STARTEDr3   r   r5   r4   rM   _skip_serializer    r0   r;   rO   r#   r   r	   r^   rg   r`   rE   rD   rG   rF   rs   rJ   rK   rL   __classcell__)r'   s   @r(   r   r      s       @@g#LMMMO6&''D h?D  G Xe*1FSWXXXFXe*1FSWXXXFxAd  H X>4  F sh'((2  H
 W]-2KLLLF&hxDAAA%Xh4@@@F|,O# # # # #
D D D

 
 
, , ,", , ,( WZ5    G G G
* * *
 
 
  

 
 

 
 
  ! ! !" " "& & & & & & &r)   r   )#r   rH   r!   ru   r   rp   r   r   r   tornado.ioloopr   tornado.queuesr   tornado.websocketr   	traitletsr	   r
   r   r   r   r   traitlets.configr    r   schemar   specs.utilsr   trait_typesr   typesr   r   r,   r)   r(   <module>r      sz      				            ' ' ' ' ' ' ' ' ! ! ! ! ! !             . . . . . . E E E E E E E E E E E E E E E E 0 0 0 0 0 0       ( ( ( ( ( ( & & & & & &                  [& [& [& [& [&/ [& [& [& [& [&r)   