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Update GetImageBlob/GetImagesBlob to return error as second element #321

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merged 3 commits into from
Jun 2, 2024
Merged

Update GetImageBlob/GetImagesBlob to return error as second element #321

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9f4a05b
WIP add debug print to GetImageBlob
justinfx May 31, 2024
600d037
Update GetImageBlob/GetImagesBlob to return error as second element
justinfx Jun 2, 2024
3018c77
Fix bad tests error comparison
justinfx Jun 2, 2024
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13 changes: 11 additions & 2 deletions imagick/magick_wand_exception.go
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Original file line number Diff line number Diff line change
Expand Up @@ -29,13 +29,22 @@ func (mw *MagickWand) clearException() bool {
return 1 == C.int(C.MagickClearException(mw.mw))
}

// Returns the kind, reason and description of any error that occurs when using other methods in this API
// GetLastError returns the kind, reason and description of any error that occurs when using other methods in this API.
// The exception is cleared after this call.
func (mw *MagickWand) GetLastError() error {
return mw.getLastError(true)
}

// Returns the kind, reason and description of any error that occurs when using other methods in this API.
// Clears the exception, if clear is true.
func (mw *MagickWand) getLastError(clear bool) error {
var et C.ExceptionType
csdescription := C.MagickGetException(mw.mw, &et)
defer relinquishMemory(unsafe.Pointer(csdescription))
if ExceptionType(et) != EXCEPTION_UNDEFINED {
mw.clearException()
if clear {
mw.clearException()
}
return &MagickWandException{ExceptionType(C.int(et)), C.GoString(csdescription)}
}
runtime.KeepAlive(mw)
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