@n8n/n8n-nodes-langchain/dist/utils/sqlIdentifier.js

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.escapeSqlIdentifier = escapeSqlIdentifier;
exports.escapeQualifiedSqlIdentifier = escapeQualifiedSqlIdentifier;
exports.isSafeSqlIdentifier = isSafeSqlIdentifier;
exports.isSafeQualifiedSqlIdentifier = isSafeQualifiedSqlIdentifier;
exports.findUnsafeMetadataFilterKey = findUnsafeMetadataFilterKey;
const pg_1 = __importDefault(require("pg"));
const SAFE_SQL_IDENTIFIER = /^[A-Za-z_][A-Za-z0-9_$]*$/;
function escapeSqlIdentifier(name) {
    return pg_1.default.escapeIdentifier(name);
}
function escapeQualifiedSqlIdentifier(name) {
    return name
        .split('.')
        .map((part) => escapeSqlIdentifier(part.toLowerCase()))
        .join('.');
}
function isSafeSqlIdentifier(name) {
    return SAFE_SQL_IDENTIFIER.test(name);
}
function isSafeQualifiedSqlIdentifier(name) {
    if (typeof name !== 'string')
        return false;
    const parts = name.split('.');
    return parts.length <= 2 && parts.every(isSafeSqlIdentifier);
}
function findUnsafeMetadataFilterKey(filter) {
    if (!filter)
        return undefined;
    return Object.keys(filter).find((key) => key.includes("'") || key.includes('\\'));
}
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