@sqb/sqljs/esm/sqljs-cursor.js

SQB serialization extension for sql.js driver

export class SqljsCursor {
    constructor(stmt, opts) {
        this._rowType = opts.rowType;
        this._stmt = stmt;
    }
    get isClosed() {
        return !this._stmt;
    }
    get rowType() {
        return this._rowType;
    }
    async close() {
        if (!this._stmt)
            return;
        this._stmt.free();
        this._stmt = undefined;
    }
    async fetch(nRows) {
        if (!this._stmt)
            return;
        const stmt = this._stmt;
        const rows = [];
        while (nRows-- && stmt.step()) {
            rows.push(this.rowType === 'object' ? stmt.getAsObject() : stmt.get());
        }
        return rows;
    }
}