56 lines
1.8 KiB
C
56 lines
1.8 KiB
C
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// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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#pragma once
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#include <functional>
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#include <string_view>
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namespace arrow {
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namespace csv {
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/// \brief Description of an invalid row
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struct InvalidRow {
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/// \brief Number of columns expected in the row
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int32_t expected_columns;
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/// \brief Actual number of columns found in the row
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int32_t actual_columns;
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/// \brief The physical row number if known or -1
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///
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/// This number is one-based and also accounts for non-data rows (such as
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/// CSV header rows).
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int64_t number;
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/// \brief View of the entire row. Memory will be freed after callback returns
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const std::string_view text;
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};
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/// \brief Result returned by an InvalidRowHandler
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enum class InvalidRowResult {
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// Generate an error describing this row
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Error,
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// Skip over this row
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Skip
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};
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/// \brief callback for handling a row with an invalid number of columns while parsing
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/// \return result indicating if an error should be returned from the parser or the row is
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/// skipped
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using InvalidRowHandler = std::function<InvalidRowResult(const InvalidRow&)>;
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} // namespace csv
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} // namespace arrow
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