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"""
Custom DRF fields for use in serialization when using the YAMLRenderer.
These fields are used to render the YAML in a more readable way.
"""
from typing import Any
from rest_framework import fields
from . import styles
class FlowStyleDictField(fields.DictField):
"""A DRF field which renders as a YAML flow style mapping."""
def to_representation(self, value: Any) -> dict[Any, Any]:
"""Render a flow style mapping."""
return styles.FlowStyleMapping(super().to_representation(value))
class FlowStyleListField(fields.ListField):
"""A DRF field which renders as a YAML flow style sequence."""
def to_representation(self, value: Any) -> list[Any]:
"""Render a flow style sequence."""
return styles.FlowStyleSequence(super().to_representation(value))
class SingleQuotedCharField(fields.CharField):
"""A DRF field which renders as a YAML single quoted string."""
def to_representation(self, value: Any) -> str:
"""Render a single quoted string."""
return styles.SingleQuotedStr(super().to_representation(value))
class DoubleQuotedCharField(fields.CharField):
"""A DRF field which renders as a YAML double quoted string."""
def to_representation(self, value: Any) -> str:
"""Render a double quoted string."""
return styles.DoubleQuotedStr(super().to_representation(value))
class FoldedCharField(fields.CharField):
"""A DRF field which renders as a YAML folded string."""
def to_representation(self, value: Any) -> str:
"""Render a folded string."""
return styles.FoldedStr(super().to_representation(value))
class LiteralCharField(fields.CharField):
"""A DRF field which renders as a YAML literal string."""
def to_representation(self, value: Any) -> str:
"""Render a literal string."""
return styles.LiteralStr(super().to_representation(value))
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