@adonis-agora/agent/dist/src/stores/sql-dialect.js

Governed, durable-backed AI agent (chat + tool-calling + governance) for AdonisJS — part of the Agora ecosystem.

/**
 * Which SQL dialect a Lucid client speaks, and the few spellings that differ between them.
 *
 * The agent's raw SQL is written once, Postgres/SQLite-style, with `"double-quoted"` identifiers —
 * which MySQL reads as string literals unless the server runs with `ANSI_QUOTES`. {@link portableSql}
 * is the one place that turns them into MySQL's backticks.
 */
/** The dialect name Lucid reports (`postgres`, `mysql`, `better-sqlite3`, …), or `''` when unknown. */
export function dialectOf(db) {
    const client = db;
    if (typeof client?.dialect?.name === 'string')
        return client.dialect.name;
    try {
        return client?.connection?.().dialect?.name ?? '';
    }
    catch {
        return '';
    }
}
/** Does this client talk to MySQL (or MariaDB)? */
export function isMySql(db) {
    return /mysql|maria/i.test(dialectOf(db));
}
/**
 * `sql` with its `"identifiers"` in the client's quoting: backticks on MySQL, unchanged elsewhere.
 * Every statement this is given quotes identifiers only — values are always bound (`?`) or written
 * in single quotes — so swapping the character is a full translation.
 */
export function portableSql(db, sql) {
    return isMySql(db) ? sql.replaceAll('"', '`') : sql;
}
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