Some progress.

data-extraction/src/CommonDataTypes.ts

@@ -24,11 +24,11 @@ export type CommonDataType =
 	| CommonDataTypes.GraphData;
 
 export module CommonDataTypes {
-	export interface Text extends ExtractedData {
+	export interface Text {
 		kind: { text: true };
 		text: string;
-		// what should be used here? File type (.ts, .txt) or mime type?
-		fileType?: string;
+		mimeType?: string;
+		fileName?: string;
 	}
 
 	export interface GraphData {
@@ -52,7 +52,7 @@ export module CommonDataTypes {
 		text: string;
 	}
 
-	export interface TreeNodeData extends ExtractedData {
+	export interface TreeNodeData {
 		kind: { tree: true };
 		root: TreeNode<{}>;
 	}

data-extraction/src/js/DataExtractorApi.ts

@@ -51,6 +51,7 @@ export function selfContainedInitDataExtractorApi(): boolean {
 			.filter(([key, value]) => key.startsWith(prefix))
 			.map(([key, value]) => value as DataExtractor<ExtractedData>);
 	}
+	obj["$asData"] = (x: unknown) => x;
 	obj[key] = api = {
 		registerExtractor(extractor) {
 			obj[prefix + extractor.id] = extractor;

data-extraction/src/js/Extractors/AsIsDataExtractor.ts

@@ -18,7 +18,7 @@ export class AsIsDataExtractor implements DataExtractor<ExtractedData> {
 					extractionCollector.addExtraction({
 						id: "as-is",
 						name: "As Is",
-						priority: 100,
+						priority: 500,
 						extractData() {
 							return obj;
 						},

data-extraction/src/js/Extractors/TypeScriptDataExtractors.ts

@@ -2,6 +2,7 @@ import * as ts from "typescript";
 import { DataExtractor, ExtractionCollector } from "../DataExtractor";
 import { CommonDataTypes } from "../../CommonDataTypes";
 
+// This class is self contained and can be injected into both nodejs and browser environments.
 export class TypeScriptAstDataExtractor
 	implements DataExtractor<CommonDataTypes.AstData> {
 	readonly id = "TypeScriptAst";
@@ -83,14 +84,12 @@ export class TypeScriptAstDataExtractor
 				id: memberName,
 				children: children,
 				data: {
-					length: 0,
-					position: 0,
+					length: node.end - node.pos,
+					position: node.pos,
 				},
 				emphasizedValue: emphasizedValueFn(node),
 				isMarked: marked.has(node),
 				value,
-				// startPos: node.pos,
-				// endPos: node.end
 			};
 		}
 
@@ -139,7 +138,7 @@ export class TypeScriptAstDataExtractor
 						kind: { text: true, tree: true, ast: true },
 						root: toTreeNode(root, "root", marked, fn),
 						text: root.text,
-						fileType: "ts",
+						fileName: "index.ts",
 					};
 				},
 			});