metadata.attach
Anchor a JSON metadata payload to a span of text. Wraps the target range in a hidden inline content control whose w:tag carries a stable id, and stores the payload in a namespaced Custom XML Data Storage Part. v1 supports text-range anchors only.
doc.metadata.attach(…)Expected result
Returns an AnchoredMetadataAttachResult with the assigned id and the backing Storage Part name on success.
Inputs
targetSelectionTargetrequiredFields
kind"selection"requiredstartSelectionPointrequiredA point in the document. Use {kind:'text', blockId, offset} for character positions or {kind:'nodeEdge', node:{kind:'block', nodeType, nodeId}, edge:'before'|'after'} for block boundaries.
text
kind"text"requiredblockIdstringrequiredoffsetintegerrequiredstoryStoryLocatorStory scope. Defaults to document body when omitted. Use {kind:'story', storyType:'body'} for body, or other storyType values for headers, footers, footnotes, endnotes.
body
kind"story"requiredstoryType"body"requiredheaderFooterSlot
kind"story"requiredstoryType"headerFooterSlot"requiredsectionSectionAddressrequiredheaderFooterKind"header" | "footer"requiredvariant"default" | "first" | "even"requiredresolution"effective" | "explicit"onWrite"materializeIfInherited" | "editResolvedPart" | "error"headerFooterPart
kind"story"requiredstoryType"headerFooterPart"requiredrefIdstringrequiredfootnote
kind"story"requiredstoryType"footnote"requirednoteIdstringrequiredendnote
kind"story"requiredstoryType"endnote"requirednoteIdstringrequiredtextbox
kind"story"requiredstoryType"textbox"requiredtextboxIdstringrequirednodeEdge
kind"nodeEdge"requirednodeSelectionEdgeNodeAddressrequirededge"before" | "after"requiredendSelectionPointrequiredA point in the document. Use {kind:'text', blockId, offset} for character positions or {kind:'nodeEdge', node:{kind:'block', nodeType, nodeId}, edge:'before'|'after'} for block boundaries.
text
kind"text"requiredblockIdstringrequiredoffsetintegerrequiredstoryStoryLocatorStory scope. Defaults to document body when omitted. Use {kind:'story', storyType:'body'} for body, or other storyType values for headers, footers, footnotes, endnotes.
body
kind"story"requiredstoryType"body"requiredheaderFooterSlot
kind"story"requiredstoryType"headerFooterSlot"requiredsectionSectionAddressrequiredheaderFooterKind"header" | "footer"requiredvariant"default" | "first" | "even"requiredresolution"effective" | "explicit"onWrite"materializeIfInherited" | "editResolvedPart" | "error"headerFooterPart
kind"story"requiredstoryType"headerFooterPart"requiredrefIdstringrequiredfootnote
kind"story"requiredstoryType"footnote"requirednoteIdstringrequiredendnote
kind"story"requiredstoryType"endnote"requirednoteIdstringrequiredtextbox
kind"story"requiredstoryType"textbox"requiredtextboxIdstringrequirednodeEdge
kind"nodeEdge"requirednodeSelectionEdgeNodeAddressrequirededge"before" | "after"requiredstoryStoryLocatorStory scope. Defaults to document body when omitted. Use {kind:'story', storyType:'body'} for body, or other storyType values for headers, footers, footnotes, endnotes.
body
kind"story"requiredstoryType"body"requiredheaderFooterSlot
kind"story"requiredstoryType"headerFooterSlot"requiredsectionSectionAddressrequiredheaderFooterKind"header" | "footer"requiredvariant"default" | "first" | "even"requiredresolution"effective" | "explicit"onWrite"materializeIfInherited" | "editResolvedPart" | "error"headerFooterPart
kind"story"requiredstoryType"headerFooterPart"requiredrefIdstringrequiredfootnote
kind"story"requiredstoryType"footnote"requirednoteIdstringrequiredendnote
kind"story"requiredstoryType"endnote"requirednoteIdstringrequiredtextbox
kind"story"requiredstoryType"textbox"requiredtextboxIdstringrequiredcoordinateSpaceTextCoordinateSpacenamespacestringrequiredpayloadunknownrequired1 additional input field
idstringResult
Output fields
true
successtruerequiredidstringrequirednamespacestringrequiredpartNamestringrequiredfalse
successfalserequiredfailureobjectrequiredFields
codestringrequiredmessagestringrequireddetailsunknownFailures
Pre-apply throws
TARGET_NOT_FOUNDINVALID_TARGETINVALID_INPUT
2 more codes
CAPABILITY_UNAVAILABLEREVISION_MISMATCH
Non-applied receipt codes
TARGET_NOT_FOUNDINVALID_TARGETINVALID_INPUT
Raw schemas
Open the generated JSON artifact for the exact input, output, success, and failure schemas represented by this contract version.
View raw JSON schemas