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HrangebyLex
supports specify intervals (#1120)
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/* | ||
* Licensed to the Apache Software Foundation (ASF) under one | ||
* or more contributor license agreements. See the NOTICE file | ||
* distributed with this work for additional information | ||
* regarding copyright ownership. The ASF licenses this file | ||
* to you under the Apache License, Version 2.0 (the | ||
* "License"); you may not use this file except in compliance | ||
* with the License. You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, | ||
* software distributed under the License is distributed on an | ||
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | ||
* KIND, either express or implied. See the License for the | ||
* specific language governing permissions and limitations | ||
* under the License. | ||
* | ||
*/ | ||
#include "range_spec.h" | ||
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Status ParseRangeLexSpec(const std::string &min, const std::string &max, CommonRangeLexSpec *spec) { | ||
if (min == "+" || max == "-") { | ||
return Status(Status::NotOK, "min > max"); | ||
} | ||
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if (min == "-") { | ||
spec->min = ""; | ||
} else { | ||
if (min[0] == '(') { | ||
spec->minex = true; | ||
} else if (min[0] == '[') { | ||
spec->minex = false; | ||
} else { | ||
return Status(Status::NotOK, "the min is illegal"); | ||
} | ||
spec->min = min.substr(1); | ||
} | ||
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if (max == "+") { | ||
spec->max_infinite = true; | ||
} else { | ||
if (max[0] == '(') { | ||
spec->maxex = true; | ||
} else if (max[0] == '[') { | ||
spec->maxex = false; | ||
} else { | ||
return Status(Status::NotOK, "the max is illegal"); | ||
} | ||
spec->max = max.substr(1); | ||
} | ||
return Status::OK(); | ||
} |
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/* | ||
* Licensed to the Apache Software Foundation (ASF) under one | ||
* or more contributor license agreements. See the NOTICE file | ||
* distributed with this work for additional information | ||
* regarding copyright ownership. The ASF licenses this file | ||
* to you under the Apache License, Version 2.0 (the | ||
* "License"); you may not use this file except in compliance | ||
* with the License. You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, | ||
* software distributed under the License is distributed on an | ||
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | ||
* KIND, either express or implied. See the License for the | ||
* specific language governing permissions and limitations | ||
* under the License. | ||
* | ||
*/ | ||
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#pragma once | ||
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#include <string> | ||
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#include "status.h" | ||
struct CommonRangeLexSpec { | ||
std::string min, max; | ||
bool minex, maxex; /* are min or max exclusive */ | ||
bool max_infinite; /* are max infinite */ | ||
int64_t offset, count; | ||
bool removed, reversed; | ||
CommonRangeLexSpec() | ||
: minex(false), maxex(false), max_infinite(false), offset(-1), count(-1), removed(false), reversed(false) {} | ||
}; | ||
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Status ParseRangeLexSpec(const std::string &min, const std::string &max, CommonRangeLexSpec *spec); |
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