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zeekayandHanzo Dev
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Source files keep their SPDX-License-Identifier and Hanzo copyright line; the Gitea, Gogs and LFS Test Server copyrights they used to repeat now live once in NOTICE, alongside LICENSE. The header lint accepts any copyright line above the SPDX line, so it no longer demands an upstream one. Co-authored-by: Hanzo Dev <[email protected]>
97 lines
2.6 KiB
Go
97 lines
2.6 KiB
Go
// Copyright 2026 Hanzo AI, Inc. All rights reserved.
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// SPDX-License-Identifier: MIT
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package db
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import (
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"fmt"
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"slices"
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"strings"
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"unicode/utf8"
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"github.com/hanzoai/git/modules/util"
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)
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// ErrNameReserved represents a "reserved name" error.
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type ErrNameReserved struct {
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Name string
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}
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// IsErrNameReserved checks if an error is a ErrNameReserved.
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func IsErrNameReserved(err error) bool {
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_, ok := err.(ErrNameReserved)
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return ok
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}
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func (err ErrNameReserved) Error() string {
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return fmt.Sprintf("name is reserved [name: %s]", err.Name)
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}
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// Unwrap unwraps this as a ErrInvalid err
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func (err ErrNameReserved) Unwrap() error {
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return util.ErrInvalidArgument
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}
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// ErrNamePatternNotAllowed represents a "pattern not allowed" error.
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type ErrNamePatternNotAllowed struct {
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Pattern string
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}
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// IsErrNamePatternNotAllowed checks if an error is an ErrNamePatternNotAllowed.
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func IsErrNamePatternNotAllowed(err error) bool {
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_, ok := err.(ErrNamePatternNotAllowed)
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return ok
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}
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func (err ErrNamePatternNotAllowed) Error() string {
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return fmt.Sprintf("name pattern is not allowed [pattern: %s]", err.Pattern)
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}
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// Unwrap unwraps this as a ErrInvalid err
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func (err ErrNamePatternNotAllowed) Unwrap() error {
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return util.ErrInvalidArgument
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}
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// ErrNameCharsNotAllowed represents a "character not allowed in name" error.
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type ErrNameCharsNotAllowed struct {
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Name string
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}
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// IsErrNameCharsNotAllowed checks if an error is an ErrNameCharsNotAllowed.
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func IsErrNameCharsNotAllowed(err error) bool {
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_, ok := err.(ErrNameCharsNotAllowed)
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return ok
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}
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func (err ErrNameCharsNotAllowed) Error() string {
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return fmt.Sprintf("name is invalid [%s]: must be valid alpha or numeric or dash(-_) or dot characters", err.Name)
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}
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// Unwrap unwraps this as a ErrInvalid err
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func (err ErrNameCharsNotAllowed) Unwrap() error {
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return util.ErrInvalidArgument
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}
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// IsUsableName checks if name is reserved or pattern of name is not allowed
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// based on given reserved names and patterns.
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// Names are exact match, patterns can be a prefix or suffix match with placeholder '*'.
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func IsUsableName(reservedNames, reservedPatterns []string, name string) error {
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name = strings.TrimSpace(strings.ToLower(name))
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if utf8.RuneCountInString(name) == 0 {
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return util.NewInvalidArgumentErrorf("name is empty")
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}
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if slices.Contains(reservedNames, name) {
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return ErrNameReserved{name}
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}
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for _, pat := range reservedPatterns {
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if pat[0] == '*' && strings.HasSuffix(name, pat[1:]) ||
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(pat[len(pat)-1] == '*' && strings.HasPrefix(name, pat[:len(pat)-1])) {
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return ErrNamePatternNotAllowed{pat}
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}
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}
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return nil
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}
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