Mercurial > gemma
view pkg/imports/errors.go @ 3288:c2d753ef5aa1
fairway_availability: sane defaults and ISC colors for diagram
author | Thomas Junk <thomas.junk@intevation.de> |
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date | Thu, 16 May 2019 12:48:23 +0200 |
parents | 1cb6676d1510 |
children | e0dabe7b2fcf |
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// This is Free Software under GNU Affero General Public License v >= 3.0 // without warranty, see README.md and license for details. // // SPDX-License-Identifier: AGPL-3.0-or-later // License-Filename: LICENSES/AGPL-3.0.txt // // Copyright (C) 2019 by via donau // – Österreichische Wasserstraßen-Gesellschaft mbH // Software engineering by Intevation GmbH // // Author(s): // * Tom Gottfried <tom.gottfried@intevation.de> package imports import ( "strings" "github.com/jackc/pgx" ) func handleError(err error) error { switch e := err.(type) { case pgx.PgError: return dbError(e) } return err } // Handle PostgreSQL error codes const ( foreignKeyViolation = "23503" noDataFound = "P0002" ) type dbError pgx.PgError func (err dbError) Error() string { switch err.Code { case foreignKeyViolation: switch err.SchemaName { case "waterway": switch err.TableName { case "gauge_measurements": switch err.ConstraintName { case "gauge_key": return "Referenced gauge is not in database" } } } case noDataFound: // Most recent line from stacktrace contains name of failed function recent := strings.SplitN(err.Where, "\n", 1)[0] switch { case strings.Contains(recent, "isrsrange_points"): return "No distance mark found for at least one given ISRS Location Code" case strings.Contains(recent, "isrsrange_axis"): return "No contiguous axis found between given ISRS Location Codes" } } return "Unexpected database error: " + err.Message }