Function: extractMetadata()
extractMetadata(
extraction,astsByArtifact,renderers,transforms?,transformContextsOrTargetArtifactId?,targetArtifactId?):ExtractedMetadata
Defined in: packages/core/src/domain/services/extract-metadata.ts:58
Orchestrates metadata extraction across multiple artifacts.
For each declared metadata field, looks up the corresponding artifact AST, runs the extractor, and assembles the result into an ExtractedMetadata.
Parameters
extraction
The schema's metadata extraction declarations
astsByArtifact
ReadonlyMap<string, { root: SelectorNode; }>
Parsed ASTs keyed by artifact type ID
renderers
ReadonlyMap<string, SubtreeRenderer>
Subtree renderers keyed by artifact type ID
transforms?
Named transform callbacks
transformContextsOrTargetArtifactId?
string | ReadonlyMap<string, ExtractorTransformContext>
Opaque caller-owned transform contexts keyed by artifact id, or the legacy target artifact id shortcut
targetArtifactId?
string
Optional filter: only extract fields where field.artifact === targetArtifactId
Returns
The extracted metadata with all available fields populated