mysqldump-ddl-parser/dist/ForeignKey.js

Parse DDL, output JS object.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
class ForeignKey {
    sql;
    name = '';
    foreignKey = '';
    referenceTable = '';
    referenceColumn = '';
    constructor(sql, dialect) {
        this.sql = sql;
        if (dialect == 'oracle') {
            this.oracle(sql);
        }
        else {
            this.mysql(sql);
        }
    }
    oracle(sql) {
        const parserd = sql.match(/CONSTRAINT "([^"]*)" +FOREIGN KEY +\("([^"]*)"\)[ \r\n]+REFERENCES ([^\(]+)\("([^"]*)"\)/);
        this.name = (parserd?.at(1) ?? '').toLocaleLowerCase();
        this.foreignKey = (parserd?.at(2) ?? '').toLocaleLowerCase();
        const referenceTable = (parserd?.at(3) ?? '').split(/\./);
        this.referenceTable = referenceTable[referenceTable.length - 1]
            .trim()
            .replaceAll(/"/g, '')
            .toLocaleLowerCase();
        this.referenceColumn = (parserd?.at(4) ?? '')
            .trim()
            .replaceAll(/"/g, '')
            .toLocaleLowerCase();
    }
    mysql(sql) {
        const parserd = sql.match(/CONSTRAINT `([^`]*)` FOREIGN KEY \(`([^`]*)`\) REFERENCES `([^`]*)` \(`([^`]*)`\)/);
        this.name = (parserd?.at(1) ?? '').toLocaleLowerCase();
        this.foreignKey = (parserd?.at(2) ?? '').toLocaleLowerCase();
        this.referenceTable = (parserd?.at(3) ?? '').toLocaleLowerCase();
        this.referenceColumn = (parserd?.at(4) ?? '').toLocaleLowerCase();
    }
}
exports.default = ForeignKey;