clean up UMFPack errors, closes JuliaLang#11157

base/sparse/umfpack.jl

@@ -19,37 +19,37 @@ function umferror(status::Integer)
  if status==UMFPACK_OK
  return
  elseif status==UMFPACK_WARNING_singular_matrix
- throw(MatrixIllConditionedException("Singular matrix"))
+ throw(MatrixIllConditionedException("singular matrix"))
  elseif status==UMFPACK_WARNING_determinant_underflow
- throw(MatrixIllConditionedException("The determinant is nonzero but underflowed"))
+ throw(MatrixIllConditionedException("the determinant is nonzero but underflowed"))
  elseif status==UMFPACK_WARNING_determinant_overflow
- throw(MatrixIllConditionedException("The determinant overflowed"))
+ throw(MatrixIllConditionedException("the determinant overflowed"))
  elseif status==UMFPACK_ERROR_out_of_memory
  throw(OutOfMemoryError())
  elseif status==UMFPACK_ERROR_invalid_Numeric_object
- throw(ArgumentError("Invalid UMFPack numeric object"))
+ throw(ArgumentError("invalid UMFPack numeric object"))
  elseif status==UMFPACK_ERROR_invalid_Symbolic_object
- throw(ArgumentError("Invalid UMFPack symbolic object"))
+ throw(ArgumentError("invalid UMFPack symbolic object"))
  elseif status==UMFPACK_ERROR_argument_missing
- throw(ArgumentError("A required argument to UMFPack is missing"))
+ throw(ArgumentError("a required argument to UMFPack is missing"))
  elseif status==UMFPACK_ERROR_n_nonpositive
- throw(BoundsError("The number of rows or columns of the matrix must be greater than zero"))
+ throw(BoundsError("the number of rows or columns of the matrix must be greater than zero"))
  elseif status==UMFPACK_ERROR_invalid_matrix
- throw(ArgumentError("Invalid matrix"))
+ throw(ArgumentError("invalid matrix"))
  elseif status==UMFPACK_ERROR_different_pattern
- throw(ArgumentError("Pattern of the matrix changed"))
+ throw(ArgumentError("pattern of the matrix changed"))
  elseif status==UMFPACK_ERROR_invalid_system
- throw(ArgumentError("Invalid sys argument provided to UMFPack solver"))
+ throw(ArgumentError("invalid sys argument provided to UMFPack solver"))
  elseif status==UMFPACK_ERROR_invalid_permutation
- throw(ArgumentError("Invalid permutation"))
+ throw(ArgumentError("invalid permutation"))
  elseif status==UMFPACK_ERROR_file_IO
- throw(IOError())
+ throw(ErrorException("error saving / loading UMFPack decomposition"))
  elseif status==UMFPACK_ERROR_ordering_failed
- error("The ordering method failed")
+ throw(ErrorException("the ordering method failed"))
  elseif status==UMFPACK_ERROR_internal_error
- error("An internal error has occurred, of unknown cause")
+ throw(ErrorException("an internal error has occurred, of unknown cause"))
  else
- error("Unknown error code: $status")
+ throw(ErrorException("unknown UMFPack error code: $status"))
  end
 end