Error processing foreign key constraints

[cdiaz]

It appears that there’s an issue in metadata.js when processing foreign key constraints. Specifically, the error TypeError: Cannot read properties of null (reading '1') suggests that a null value is being accessed within the constraint.sql.match function on line 88.

duckerd -d /path/mydb -o /path/erd.png -f png -t neutral -w 1600

Generating ERD diagram...
/Users/xxx/.nvm/versions/node/v22.11.0/lib/node_modules/duckerd/dist/lib/metadata.js:88

    }\n${table.constraints?.filter((constraint) => constraint.constraintType === "FOREIGN KEY").map((constraint) => `    "${table.databaseName}.${constraint.sql.match(/(?:^|)REFERENCES\s([^*]+?)\b\(/i)[1]}" ||--o{ "${table.databaseName}.${table.name}" : has`).join("\n")}`;

TypeError: Cannot read properties of null (reading '1')

    at /Users/xxx/.nvm/versions/node/v22.11.0/lib/node_modules/duckerd/dist/lib/metadata.js:88:202
    at Array.map (<anonymous>)
    at /Users/xxx/.nvm/versions/node/v22.11.0/lib/node_modules/duckerd/dist/lib/metadata.js:88:97
    at Array.map (<anonymous>)
    at generateMermaidCodeForAllDBs (/Users/xxx/.nvm/versions/node/v22.11.0/lib/node_modules/duckerd/dist/lib/metadata.js:85:35)
    at createERD (/Users/xxx/.nvm/versions/node/v22.11.0/lib/node_modules/duckerd/dist/commands/erd.js:11:69)
    at async run (/Users/xxx/.nvm/versions/node/v22.11.0/lib/node_modules/duckerd/dist/index.js:53:28)