ACIL FM

Nama	Ukuran	Aksi
__pycache__	-	Open
composer.py	4.77 MB	View DL Edit
constructor.py	27.97 MB	View DL Edit
cyaml.py	3.76 MB	View DL Edit
dumper.py	2.77 MB	View DL Edit
emitter.py	42 MB	View DL Edit
error.py	2.47 MB	View DL Edit
events.py	2.39 MB	View DL Edit
loader.py	2.01 MB	View DL Edit
nodes.py	1.41 MB	View DL Edit
parser.py	24.9 MB	View DL Edit
reader.py	6.63 MB	View DL Edit
representer.py	13.85 MB	View DL Edit
resolver.py	8.79 MB	View DL Edit
scanner.py	50.08 MB	View DL Edit
serializer.py	4.07 MB	View DL Edit
tokens.py	2.51 MB	View DL Edit
_yaml.cpython-39-x86_64-linux-gnu.so	240.62 MB	View DL Edit
__init__.py	12.86 MB	View DL Edit

Edit file: /usr/lib64/python3.9/site-packages/yaml/composer.py

__all__ = ['Composer', 'ComposerError']

from .error import MarkedYAMLError
from .events import *
from .nodes import *

class ComposerError(MarkedYAMLError):
    pass

class Composer:

def __init__(self):
        self.anchors = {}

def check_node(self):
        # Drop the STREAM-START event.
        if self.check_event(StreamStartEvent):
            self.get_event()

# If there are more documents available?
        return not self.check_event(StreamEndEvent)

def get_node(self):
        # Get the root node of the next document.
        if not self.check_event(StreamEndEvent):
            return self.compose_document()

def get_single_node(self):
        # Drop the STREAM-START event.
        self.get_event()

# Compose a document if the stream is not empty.
        document = None
        if not self.check_event(StreamEndEvent):
            document = self.compose_document()

# Ensure that the stream contains no more documents.
        if not self.check_event(StreamEndEvent):
            event = self.get_event()
            raise ComposerError("expected a single document in the stream",
                    document.start_mark, "but found another document",
                    event.start_mark)

# Drop the STREAM-END event.
        self.get_event()

return document

def compose_document(self):
        # Drop the DOCUMENT-START event.
        self.get_event()

# Compose the root node.
        node = self.compose_node(None, None)

# Drop the DOCUMENT-END event.
        self.get_event()

self.anchors = {}
        return node

def compose_node(self, parent, index):
        if self.check_event(AliasEvent):
            event = self.get_event()
            anchor = event.anchor
            if anchor not in self.anchors:
                raise ComposerError(None, None, "found undefined alias %r"
                        % anchor, event.start_mark)
            return self.anchors[anchor]
        event = self.peek_event()
        anchor = event.anchor
        if anchor is not None:
            if anchor in self.anchors:
                raise ComposerError("found duplicate anchor %r; first occurrence"
                        % anchor, self.anchors[anchor].start_mark,
                        "second occurrence", event.start_mark)
        self.descend_resolver(parent, index)
        if self.check_event(ScalarEvent):
            node = self.compose_scalar_node(anchor)
        elif self.check_event(SequenceStartEvent):
            node = self.compose_sequence_node(anchor)
        elif self.check_event(MappingStartEvent):
            node = self.compose_mapping_node(anchor)
        self.ascend_resolver()
        return node

def compose_scalar_node(self, anchor):
        event = self.get_event()
        tag = event.tag
        if tag is None or tag == '!':
            tag = self.resolve(ScalarNode, event.value, event.implicit)
        node = ScalarNode(tag, event.value,
                event.start_mark, event.end_mark, style=event.style)
        if anchor is not None:
            self.anchors[anchor] = node
        return node

def compose_sequence_node(self, anchor):
        start_event = self.get_event()
        tag = start_event.tag
        if tag is None or tag == '!':
            tag = self.resolve(SequenceNode, None, start_event.implicit)
        node = SequenceNode(tag, [],
                start_event.start_mark, None,
                flow_style=start_event.flow_style)
        if anchor is not None:
            self.anchors[anchor] = node
        index = 0
        while not self.check_event(SequenceEndEvent):
            node.value.append(self.compose_node(node, index))
            index += 1
        end_event = self.get_event()
        node.end_mark = end_event.end_mark
        return node

def compose_mapping_node(self, anchor):
        start_event = self.get_event()
        tag = start_event.tag
        if tag is None or tag == '!':
            tag = self.resolve(MappingNode, None, start_event.implicit)
        node = MappingNode(tag, [],
                start_event.start_mark, None,
                flow_style=start_event.flow_style)
        if anchor is not None:
            self.anchors[anchor] = node
        while not self.check_event(MappingEndEvent):
            #key_event = self.peek_event()
            item_key = self.compose_node(node, None)
            #if item_key in node.value:
            #    raise ComposerError("while composing a mapping", start_event.start_mark,
            #            "found duplicate key", key_event.start_mark)
            item_value = self.compose_node(node, item_key)
            #node.value[item_key] = item_value
            node.value.append((item_key, item_value))
        end_event = self.get_event()
        node.end_mark = end_event.end_mark
        return node

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