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72 lines
1.8 KiB
Go
72 lines
1.8 KiB
Go
// Copyright 2010 Jonas mg
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//
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// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this
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// file, You can obtain one at http://mozilla.org/MPL/2.0/.
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package user
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import (
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"errors"
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"fmt"
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"strconv"
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)
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var (
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ErrUserExist = errors.New("user already exists")
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ErrGroupExist = errors.New("group already exists")
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)
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// IsExist returns whether the error is known to report that an user or group
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// already exists. It is satisfied by ErrUserExist and ErrGroupExist.
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func IsExist(err error) bool {
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if err == ErrUserExist || err == ErrGroupExist {
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return true
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}
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return false
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}
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// An IdUsedError reports the presence of an identifier already used.
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type IdUsedError int
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func (e IdUsedError) Error() string { return "id used: " + strconv.Itoa(int(e)) }
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// A NoFoundError reports the absence of a value.
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type NoFoundError struct {
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file string
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field string
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value interface{}
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}
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func (e NoFoundError) Error() string {
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return fmt.Sprintf("entry \"%v\" not found: file '%s', field %q",
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e.value, e.file, e.field)
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}
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// A RequiredError reports the name of a required field.
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type RequiredError string
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func (e RequiredError) Error() string { return "required field: " + string(e) }
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// An atoiError records the file, row and field that caused the error at turning
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// a field from string to int.
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type atoiError struct {
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file string
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row string
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field string
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}
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func (e atoiError) Error() string {
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return fmt.Sprintf("field %q on '%s' could not be turned to int\n%s",
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e.field, e.file, e.row)
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}
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// A rowError records the file and row for a format not valid.
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type rowError struct {
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file string
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row string
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}
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func (e rowError) Error() string {
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return fmt.Sprintf("format of row not valid on '%s'\n%s", e.file, e.row)
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}
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