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Fixed error mapper for constraint errors #63

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merged 3 commits into from
Jan 23, 2024
Merged

Fixed error mapper for constraint errors #63

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a9b58a1
Fixed error mapper for constraint errors
nItroFreeZer Jan 16, 2024
a5c81f6
Fixed error mapper regardless of whether SQLSTATE is present or not
nItroFreeZer Jan 22, 2024
916634a
Combined the two constraint errors
nItroFreeZer Jan 22, 2024
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16 changes: 15 additions & 1 deletion mysql.go
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Original file line number Diff line number Diff line change
Expand Up @@ -122,19 +122,33 @@
msg = err.Error()
errCodeSep = ':'
errCodeIndex = strings.IndexRune(msg, errCodeSep)
errStateSep = '('
errStateIndex = -1
)

if errCodeIndex < 0 {
errCodeIndex = 0
}

switch msg[:errCodeIndex] {
errStateIndex = strings.IndexRune(msg[:errCodeIndex], errStateSep)
errStateIndex--
if errStateIndex < 0 {
errStateIndex = errCodeIndex
}

switch (msg[:errCodeIndex])[:errStateIndex] {
case "Error 1062":
return rel.ConstraintError{
Key: sql.ExtractString(msg, "key '", "'"),
Type: rel.UniqueConstraint,
Err: err,
}
case "Error 1451":
return rel.ConstraintError{
Key: sql.ExtractString(msg, "CONSTRAINT `", "`"),
Type: rel.ForeignKeyConstraint,
Err: err,
}

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case "Error 1452":
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return rel.ConstraintError{
Key: sql.ExtractString(msg, "CONSTRAINT `", "`"),
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