Function readStreamContent

client/js/src/internal/upload/smallFileUploader.ts:108–136

(stream: ReadableStream)

            encryptedThumbnails,
        };
    }

    private async readStreamContent(stream: ReadableStream): Promise<{
        data: Uint8Array<ArrayBuffer>;
        sha1: string;
    }> {
        const content = await readStreamToUint8Array(stream, this.abortController.signal);

        if (content.length !== this.metadata.expectedSize) {
            throw new IntegrityError(c('Error').t`Some file data failed to upload. Please try again.`, {
                actual: content.length,
                expected: this.metadata.expectedSize,
            });
        }

        const digests = new UploadDigests();
        digests.update(content);
        const contentSha1 = digests.digests().sha1;

        if (this.metadata.expectedSha1 && contentSha1 !== this.metadata.expectedSha1) {
            throw new IntegrityError(c('Error').t`The uploaded file does not match the original. Please try again.`, {
                uploadedSha1: contentSha1,
                expectedSha1: this.metadata.expectedSha1,
            });
        }

        return {
            data: content,
            sha1: contentSha1,
        };
    }