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Code Issues Releases Activity

#183 limit error message size

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This commit is contained in:
Tao Wen 2017-10-09 08:16:52 +08:00
parent 16f78601b5
commit 5068c8baaf
1 changed files with 17 additions and 3 deletions
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20
feature_iter.go
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@ -200,8 +200,22 @@ func (iter *Iterator) ReportError(operation string, msg string) {
if peekStart < 0 { if peekStart < 0 {
peekStart = 0 peekStart = 0
} }
iter.Error = fmt.Errorf("%s: %s, parsing %v ...%s... at %s", operation, msg, iter.head, peekEnd := iter.head + 10
string(iter.buf[peekStart:iter.head]), string(iter.buf[0:iter.tail])) if peekEnd > iter.tail {
peekEnd = iter.tail
}
parsing := string(iter.buf[peekStart:peekEnd])
contextStart := iter.head - 50
if contextStart < 0 {
contextStart = 0
}
contextEnd := iter.head + 50
if contextEnd > iter.tail {
contextEnd = iter.tail
}
context := string(iter.buf[contextStart:contextEnd])
iter.Error = fmt.Errorf("%s: %s, error found in #%v byte of ...|%s|..., bigger context ...|%s|...",
operation, msg, iter.head - peekStart, parsing, context)
} }
// CurrentBuffer gets current buffer as string for debugging purpose // CurrentBuffer gets current buffer as string for debugging purpose
@ -210,7 +224,7 @@ func (iter *Iterator) CurrentBuffer() string {
if peekStart < 0 { if peekStart < 0 {
peekStart = 0 peekStart = 0
} }
return fmt.Sprintf("parsing %v ...|%s|... at %s", iter.head, return fmt.Sprintf("parsing #%v byte, around ...|%s|..., whole buffer ...|%s|...", iter.head,
string(iter.buf[peekStart:iter.head]), string(iter.buf[0:iter.tail])) string(iter.buf[peekStart:iter.head]), string(iter.buf[0:iter.tail]))
} }