Function displaySchemaChanges

src/dataconnect/schemaMigration.ts:785–843

(
  error: IncompatibleSqlSchemaError,
  validationMode: SchemaValidation | "STRICT_AFTER_COMPATIBLE",
)

}

function displaySchemaChanges(
  error: IncompatibleSqlSchemaError,
  validationMode: SchemaValidation | "STRICT_AFTER_COMPATIBLE",
): void {
  switch (error.violationType) {
    case "INCOMPATIBLE_SCHEMA":
      {
        switch (validationMode) {
          case "COMPATIBLE":
            logLabeledWarning(
              "dataconnect",
              `PostgreSQL schema is incompatible with the SQL Connect Schema.
Those SQL statements will migrate it to be compatible:

${diffsToString(error.diffs)}
`,
            );
            break;
          case "STRICT_AFTER_COMPATIBLE":
            logLabeledBullet(
              "dataconnect",
              `PostgreSQL schema contains unused SQL objects not part of the SQL Connect Schema.
Those SQL statements will migrate it to match exactly:

${diffsToString(error.diffs)}
`,
            );
            break;
          case "STRICT":
            logLabeledWarning(
              "dataconnect",
              `PostgreSQL schema does not match the SQL Connect Schema.
Those SQL statements will migrate it to match exactly:

${diffsToString(error.diffs)}
`,
            );
            break;
        }
      }
      break;
    case "INACCESSIBLE_SCHEMA":
      {
        logLabeledWarning(
          "dataconnect",
          `Cannot access CloudSQL database to validate schema.
Here is the complete expected SQL schema:
${diffsToString(error.diffs)}
`,
        );
        logLabeledWarning("dataconnect", "Some SQL resources may already exist.");
      }
      break;
    default:
      throw new FirebaseError(
        `Unknown schema violation type: ${error.violationType}, IncompatibleSqlSchemaError: ${error}`,
      );
  }