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fix error formatting

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This commit is contained in:
yusing 2025-01-26 05:26:18 +08:00
parent 9b66772a12
commit 254224c0e8
1 changed files with 18 additions and 7 deletions
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25
internal/error/subject.go
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@ -10,6 +10,8 @@ import (
type withSubject struct {
Subjects []string `json:"subjects"`
Err error `json:"err"`
pendingSubject string
}
const subjectSep = " > "
@ -30,17 +32,26 @@ func PrependSubject(subject string, err error) error {
case Error:
return err.Subject(subject)
}
return &withSubject{[]string{subject}, err}
return &withSubject{[]string{subject}, err, ""}
}
func (err *withSubject) Prepend(subject string) *withSubject {
if subject == "" {
return err
}
clone := *err
if subject != "" {
switch subject[0] {
case '[', '(', '{':
clone.Subjects[len(clone.Subjects)-1] += subject
default:
clone.Subjects = append(clone.Subjects, subject)
switch subject[0] {
case '[', '(', '{':
// since prepend is called in depth-first order,
// the subject of the index is not yet seen
// add it when the next subject is seen
clone.pendingSubject += subject
default:
clone.Subjects = append(clone.Subjects, subject)
if clone.pendingSubject != "" {
clone.Subjects[len(clone.Subjects)-1] = subject + clone.pendingSubject
clone.pendingSubject = ""
}
}
return &clone