go.chromium.org/luci@v0.0.0-20240309015107-7cdc2e660f33/analysis/internal/clustering/constants.go (about)

     1  // Copyright 2022 The LUCI Authors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package clustering
    16  
    17  import "regexp"
    18  
    19  // ChunkRe matches validly formed chunk IDs.
    20  var ChunkRe = regexp.MustCompile(`^[0-9a-f]{1,32}$`)
    21  
    22  // AlgorithmRePattern is the regular expression pattern matching
    23  // validly formed clustering algorithm names.
    24  // The overarching requirement is [0-9a-z\-]{1,32}, which we
    25  // sudivide into an algorithm name of up to 26 characters
    26  // and an algorithm version number.
    27  const AlgorithmRePattern = `[0-9a-z\-]{1,26}-v[1-9][0-9]{0,3}`
    28  
    29  // AlgorithmRe matches validly formed clustering algorithm names.
    30  var AlgorithmRe = regexp.MustCompile(`^` + AlgorithmRePattern + `$`)