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stricter-types #51

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merged 1 commit into from
Jun 15, 2024
Merged

stricter-types #51

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13 changes: 6 additions & 7 deletions src/ocr-engine.ts
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
import initTesseractCore from "../build/tesseract-core";
import initTesseractCore, {MainModule, OCREngine as WASMOCREngine} from "../build/tesseract-core";

import { imageDataFromBitmap } from "./utils";

Expand Down Expand Up @@ -88,8 +88,8 @@ export type ProgressListener = (progress: number) => void;
* Instances are constructed using {@link createOCREngine}.
*/
export class OCREngine {
private _tesseractLib: any;
private _engine: any;
private _tesseractLib: MainModule;
private _engine: WASMOCREngine;
private _modelLoaded: boolean;
private _imageLoaded: boolean;
private _progressChannel?: MessagePort;
Expand All @@ -103,7 +103,7 @@ export class OCREngine {
* @param progressChannel - Channel used to report progress
* updates when OCREngine is run on a background thread
*/
constructor(tessLib: any, progressChannel?: MessagePort) {
constructor(tessLib: MainModule, progressChannel?: MessagePort) {
this._tesseractLib = tessLib;
this._engine = new tessLib.OCREngine();
this._modelLoaded = false;
Expand All @@ -115,8 +115,7 @@ export class OCREngine {
* Shut down the OCR engine and free up resources.
*/
destroy() {
this._engine.delete();
this._engine = null;
this._engine?.delete();
}

/**
Expand All @@ -129,7 +128,7 @@ export class OCREngine {
if (!result.success) {
throw new Error(`Unable to get variable ${name}`);
}
return result.value;
return result.value.toString();
}

/**
Expand Down