CasperSecurity
o
��` � @ sF d dgZ ddlmZ ddlT ddlT G dd� de�ZG dd � d �ZdS )�Composer�
ComposerError� )�MarkedYAMLError)�*c @ s e Zd ZdS )r N)�__name__�
__module__� __qualname__� r r �//usr/lib/python3/dist-packages/yaml/composer.pyr s c @ sT e Zd Zdd� Zdd� Zdd� Zdd� Zd d
� Zd d � Zd
d� Z dd� Z
dd� Z dS )r c C s
i | _ d S �N)�anchors��selfr r r
�__init__
s
zComposer.__init__c C s | � t�r | �� | � t� S r )� check_event�StreamStartEvent� get_event�StreamEndEventr
r r r
�
check_node s
zComposer.check_nodec C s | � t�s | �� S d S r )r r �compose_documentr
r r r
�get_node s
�zComposer.get_nodec C sN | � � d }| �t�s| �� }| �t�s!| � � }td|jd|j��| � � |S )Nz(expected a single document in the streamzbut found another document)r r r r r �
start_mark)r �document�eventr r r
�get_single_node s
�zComposer.get_single_nodec C s& | � � | �d d �}| � � i | _|S r )r � compose_noder )r �noder r r
r 2 s
zComposer.compose_documentc C s� | � t�r | �� }|j}|| jvrtd d d| |j��| j| S | �� }|j}|d ur>|| jv r>td| | j| jd|j��| �||� | � t �rO| �
|�}n| � t �rZ| � |�}n
| � t
�rd| �|�}| �� |S )Nzfound undefined alias %rz+found duplicate anchor %r; first occurrencezsecond occurrence)r �
AliasEventr �anchorr r r �
peek_event�descend_resolver� ScalarEvent�compose_scalar_node�SequenceStartEvent�compose_sequence_node�MappingStartEvent�compose_mapping_node�ascend_resolver)r �parent�indexr r r r r r
r ? s:
��
�
�
zComposer.compose_nodec C s` | � � }|j}|d u s|dkr| �t|j|j�}t||j|j|j|jd�}|d ur.|| j |< |S )N�!)�style)
r �tag�resolve�
ScalarNode�value�implicitr �end_markr+ r )r r r r, r r r r
r" X s �
z Composer.compose_scalar_nodec C s� | � � }|j}|d u s|dkr| �td |j�}t|g |jd |jd�}|d ur+|| j|< d}| �t �sE|j
� | � ||�� |d7 }| �t �r2| � � }|j
|_
|S )Nr* ��
flow_style� r )r r, r- � SequenceNoder0 r r3 r r �SequenceEndEventr/ �appendr r1 )r r � start_eventr, r r) � end_eventr r r
r$ c s$ �
�z Composer.compose_sequence_nodec C s� | � � }|j}|d u s|dkr| �td |j�}t|g |jd |jd�}|d ur+|| j|< | �t �sI| �
|d �}| �
||�}|j � ||f� | �t �r0| � � }|j
|_
|S )Nr* r2 )r r, r- � MappingNoder0 r r3 r r �MappingEndEventr r/ r7 r1 )r r r8 r, r �item_key�
item_valuer9 r r r
r& u s$ �
� z Composer.compose_mapping_nodeN) r r r r r r r r r r" r$ r& r r r r
r s
N)�__all__�errorr �events�nodesr r r r r r
�<module> s