1package p 2 3import ( 4 . "github.com/alecthomas/chroma" // nolint 5 "github.com/alecthomas/chroma/lexers/internal" 6) 7 8// Promql lexer. 9var Promql = internal.Register(MustNewLazyLexer( 10 &Config{ 11 Name: "PromQL", 12 Aliases: []string{"promql"}, 13 Filenames: []string{"*.promql"}, 14 MimeTypes: []string{}, 15 }, 16 promqlRules, 17)) 18 19func promqlRules() Rules { 20 return Rules{ 21 "root": { 22 {`\n`, TextWhitespace, nil}, 23 {`\s+`, TextWhitespace, nil}, 24 {`,`, Punctuation, nil}, 25 {Words(``, `\b`, `bool`, `by`, `group_left`, `group_right`, `ignoring`, `offset`, `on`, `without`), Keyword, nil}, 26 {Words(``, `\b`, `sum`, `min`, `max`, `avg`, `group`, `stddev`, `stdvar`, `count`, `count_values`, `bottomk`, `topk`, `quantile`), Keyword, nil}, 27 {Words(``, `\b`, `abs`, `absent`, `absent_over_time`, `avg_over_time`, `ceil`, `changes`, `clamp_max`, `clamp_min`, `count_over_time`, `day_of_month`, `day_of_week`, `days_in_month`, `delta`, `deriv`, `exp`, `floor`, `histogram_quantile`, `holt_winters`, `hour`, `idelta`, `increase`, `irate`, `label_join`, `label_replace`, `ln`, `log10`, `log2`, `max_over_time`, `min_over_time`, `minute`, `month`, `predict_linear`, `quantile_over_time`, `rate`, `resets`, `round`, `scalar`, `sort`, `sort_desc`, `sqrt`, `stddev_over_time`, `stdvar_over_time`, `sum_over_time`, `time`, `timestamp`, `vector`, `year`), KeywordReserved, nil}, 28 {`[1-9][0-9]*[smhdwy]`, LiteralString, nil}, 29 {`-?[0-9]+\.[0-9]+`, LiteralNumberFloat, nil}, 30 {`-?[0-9]+`, LiteralNumberInteger, nil}, 31 {`#.*?$`, CommentSingle, nil}, 32 {`(\+|\-|\*|\/|\%|\^)`, Operator, nil}, 33 {`==|!=|>=|<=|<|>`, Operator, nil}, 34 {`and|or|unless`, OperatorWord, nil}, 35 {`[_a-zA-Z][a-zA-Z0-9_]+`, NameVariable, nil}, 36 {`(["\'])(.*?)(["\'])`, ByGroups(Punctuation, LiteralString, Punctuation), nil}, 37 {`\(`, Operator, Push("function")}, 38 {`\)`, Operator, nil}, 39 {`\{`, Punctuation, Push("labels")}, 40 {`\[`, Punctuation, Push("range")}, 41 }, 42 "labels": { 43 {`\}`, Punctuation, Pop(1)}, 44 {`\n`, TextWhitespace, nil}, 45 {`\s+`, TextWhitespace, nil}, 46 {`,`, Punctuation, nil}, 47 {`([_a-zA-Z][a-zA-Z0-9_]*?)(\s*?)(=~|!=|=|!~)(\s*?)("|')(.*?)("|')`, ByGroups(NameLabel, TextWhitespace, Operator, TextWhitespace, Punctuation, LiteralString, Punctuation), nil}, 48 }, 49 "range": { 50 {`\]`, Punctuation, Pop(1)}, 51 {`[1-9][0-9]*[smhdwy]`, LiteralString, nil}, 52 }, 53 "function": { 54 {`\)`, Operator, Pop(1)}, 55 {`\(`, Operator, Push()}, 56 Default(Pop(1)), 57 }, 58 } 59} 60