49 lines
1.8 KiB
JavaScript
49 lines
1.8 KiB
JavaScript
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import { ResponseError } from "./errors.js";
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import { valueFromProto } from "./value.js";
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export function stmtResultFromProto(result) {
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return {
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affectedRowCount: result.affectedRowCount,
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lastInsertRowid: result.lastInsertRowid,
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columnNames: result.cols.map(col => col.name),
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columnDecltypes: result.cols.map(col => col.decltype),
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};
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}
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export function rowsResultFromProto(result, intMode) {
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const stmtResult = stmtResultFromProto(result);
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const rows = result.rows.map(row => rowFromProto(stmtResult.columnNames, row, intMode));
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return { ...stmtResult, rows };
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}
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export function rowResultFromProto(result, intMode) {
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const stmtResult = stmtResultFromProto(result);
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let row;
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if (result.rows.length > 0) {
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row = rowFromProto(stmtResult.columnNames, result.rows[0], intMode);
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}
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return { ...stmtResult, row };
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}
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export function valueResultFromProto(result, intMode) {
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const stmtResult = stmtResultFromProto(result);
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let value;
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if (result.rows.length > 0 && stmtResult.columnNames.length > 0) {
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value = valueFromProto(result.rows[0][0], intMode);
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}
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return { ...stmtResult, value };
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}
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function rowFromProto(colNames, values, intMode) {
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const row = {};
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// make sure that the "length" property is not enumerable
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Object.defineProperty(row, "length", { value: values.length });
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for (let i = 0; i < values.length; ++i) {
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const value = valueFromProto(values[i], intMode);
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Object.defineProperty(row, i, { value });
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const colName = colNames[i];
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if (colName !== undefined && !Object.hasOwn(row, colName)) {
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Object.defineProperty(row, colName, { value, enumerable: true, configurable: true, writable: true });
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}
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}
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return row;
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}
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export function errorFromProto(error) {
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return new ResponseError(error.message, error);
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}
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