def visit_deprecated_directive(self, obj):
return ast.DirectiveNode(
name=_name('deprecated'),
arguments=[
ast.ArgumentNode(
name=_name('reason'),
value=ast.StringValueNode(value=obj.reason),
),
],
)
def visit_requires_directive(self, obj):
return ast.DirectiveNode(
name=_name('requires'),
arguments=[
ast.ArgumentNode(
name=_name('fields'),
value=ast.StringValueNode(value=obj.fields),
),
],
)
def _build_stitch_directive(source_field_name, sink_field_name):
"""Build a Directive node for the stitch directive."""
return ast_types.DirectiveNode(
name=ast_types.NameNode(value="stitch"),
arguments=[
ast_types.ArgumentNode(
name=ast_types.NameNode(value="source_field"),
value=ast_types.StringValueNode(value=source_field_name),
),
ast_types.ArgumentNode(
name=ast_types.NameNode(value="sink_field"),
value=ast_types.StringValueNode(value=sink_field_name),
),
],
)
def visit_extends_directive(self, obj):
return ast.DirectiveNode(name=_name('extends'))