Na}{

File Content: `syntax.ts`

import { Grammar } from 'prismjs';

import { CompletionItem } from '@grafana/ui';

export const AGGREGATION_OPERATORS: CompletionItem[] = [
  {
    label: 'avg',
    insertText: 'avg',
    documentation: 'Calculate the average over dimensions',
  },
  {
    label: 'bottomk',
    insertText: 'bottomk',
    documentation: 'Smallest k elements by sample value',
  },
  {
    label: 'count',
    insertText: 'count',
    documentation: 'Count number of elements in the vector',
  },
  {
    label: 'max',
    insertText: 'max',
    documentation: 'Select maximum over dimensions',
  },
  {
    label: 'min',
    insertText: 'min',
    documentation: 'Select minimum over dimensions',
  },
  {
    label: 'stddev',
    insertText: 'stddev',
    documentation: 'Calculate population standard deviation over dimensions',
  },
  {
    label: 'stdvar',
    insertText: 'stdvar',
    documentation: 'Calculate population standard variance over dimensions',
  },
  {
    label: 'sum',
    insertText: 'sum',
    documentation: 'Calculate sum over dimensions',
  },
  {
    label: 'topk',
    insertText: 'topk',
    documentation: 'Largest k elements by sample value',
  },
];

export const PIPE_PARSERS: CompletionItem[] = [
  {
    label: 'json',
    insertText: 'json',
    documentation: 'Extracting labels from the log line using json parser.',
  },
  {
    label: 'regexp',
    insertText: 'regexp ""',
    documentation: 'Extracting labels from the log line using regexp parser.',
    move: -1,
  },
  {
    label: 'logfmt',
    insertText: 'logfmt',
    documentation: 'Extracting labels from the log line using logfmt parser.',
  },
  {
    label: 'pattern',
    insertText: 'pattern',
    documentation: 'Extracting labels from the log line using pattern parser. Only available in Loki 2.3+.',
  },
  {
    label: 'unpack',
    insertText: 'unpack',
    detail: 'unpack identifier',
    documentation:
      'Parses a JSON log line, unpacking all embedded labels in the pack stage. A special property "_entry" will also be used to replace the original log line. Only available in Loki 2.2+.',
  },
];

export const PIPE_OPERATORS: CompletionItem[] = [
  {
    label: 'unwrap',
    insertText: 'unwrap',
    detail: 'unwrap identifier',
    documentation: 'Take labels and use the values as sample data for metric aggregations.',
  },
  {
    label: 'label_format',
    insertText: 'label_format',
    documentation: 'Use to rename, modify or add labels. For example, | label_format foo=bar .',
  },
  {
    label: 'line_format',
    insertText: 'line_format',
    documentation: 'Rewrites log line content. For example, | line_format "{{.query}} {{.duration}}" .',
  },
];

export const RANGE_VEC_FUNCTIONS = [
  {
    insertText: 'avg_over_time',
    label: 'avg_over_time',
    detail: 'avg_over_time(range-vector)',
    documentation: 'The average of all values in the specified interval.',
  },
  {
    insertText: 'bytes_over_time',
    label: 'bytes_over_time',
    detail: 'bytes_over_time(range-vector)',
    documentation: 'Counts the amount of bytes used by each log stream for a given range',
  },
  {
    insertText: 'bytes_rate',
    label: 'bytes_rate',
    detail: 'bytes_rate(range-vector)',
    documentation: 'Calculates the number of bytes per second for each stream.',
  },
  {
    insertText: 'first_over_time',
    label: 'first_over_time',
    detail: 'first_over_time(range-vector)',
    documentation: 'The first of all values in the specified interval. Only available in Loki 2.3+.',
  },
  {
    insertText: 'last_over_time',
    label: 'last_over_time',
    detail: 'last_over_time(range-vector)',
    documentation: 'The last of all values in the specified interval. Only available in Loki 2.3+.',
  },
  {
    insertText: 'sum_over_time',
    label: 'sum_over_time',
    detail: 'sum_over_time(range-vector)',
    documentation: 'The sum of all values in the specified interval.',
  },
  {
    insertText: 'count_over_time',
    label: 'count_over_time',
    detail: 'count_over_time(range-vector)',
    documentation: 'The count of all values in the specified interval.',
  },
  {
    insertText: 'max_over_time',
    label: 'max_over_time',
    detail: 'max_over_time(range-vector)',
    documentation: 'The maximum of all values in the specified interval.',
  },
  {
    insertText: 'min_over_time',
    label: 'min_over_time',
    detail: 'min_over_time(range-vector)',
    documentation: 'The minimum of all values in the specified interval.',
  },
  {
    insertText: 'quantile_over_time',
    label: 'quantile_over_time',
    detail: 'quantile_over_time(scalar, range-vector)',
    documentation: 'The φ-quantile (0 ≤ φ ≤ 1) of the values in the specified interval.',
  },
  {
    insertText: 'rate',
    label: 'rate',
    detail: 'rate(v range-vector)',
    documentation: 'Calculates the number of entries per second.',
  },
  {
    insertText: 'stddev_over_time',
    label: 'stddev_over_time',
    detail: 'stddev_over_time(range-vector)',
    documentation: 'The population standard deviation of the values in the specified interval.',
  },
  {
    insertText: 'stdvar_over_time',
    label: 'stdvar_over_time',
    detail: 'stdvar_over_time(range-vector)',
    documentation: 'The population standard variance of the values in the specified interval.',
  },
];

export const BUILT_IN_FUNCTIONS = [
  {
    insertText: 'vector',
    label: 'vector',
    detail: 'vector(scalar)',
    documentation: 'Returns the scalar as a vector with no labels.',
  },
];

export const FUNCTIONS = [...AGGREGATION_OPERATORS, ...RANGE_VEC_FUNCTIONS, ...BUILT_IN_FUNCTIONS];

// Loki grammar is used for query highlight in query previews outside of code editor
export const lokiGrammar: Grammar = {
  comment: {
    pattern: /#.*/,
  },
  'context-aggregation': {
    pattern: /((without|by)\s*)\([^)]*\)/, // by ()
    lookbehind: true,
    inside: {
      'label-key': {
        pattern: /[^(),\s][^,)]*[^),\s]*/,
        alias: 'attr-name',
      },
      punctuation: /[()]/,
    },
  },
  'context-labels': {
    pattern: /\{[^}]*(?=}?)/,
    greedy: true,
    inside: {
      comment: {
        pattern: /#.*/,
      },
      'label-key': {
        pattern: /[a-zA-Z_]\w*(?=\s*(=|!=|=~|!~))/,
        alias: 'attr-name',
        greedy: true,
      },
      'label-value': {
        pattern: /"(?:\\.|[^\\"])*"/,
        greedy: true,
        alias: 'attr-value',
      },
      punctuation: /[{]/,
    },
  },
  'context-pipe': {
    pattern: /\s\|[^=~]\s?\w*/i,
    inside: {
      'pipe-operator': {
        pattern: /\|/i,
        alias: 'operator',
      },
      'pipe-operations': {
        pattern: new RegExp(`${[...PIPE_PARSERS, ...PIPE_OPERATORS].map((f) => f.label).join('|')}`, 'i'),
        alias: 'keyword',
      },
    },
  },
  function: new RegExp(`\\b(?:${FUNCTIONS.map((f) => f.label).join('|')})(?=\\s*\\()`, 'i'),
  'context-range': [
    {
      pattern: /\[[^\]]*(?=\])/, // [1m]
      inside: {
        'range-duration': {
          pattern: /\b\d+[smhdwy]\b/i,
          alias: 'number',
        },
      },
    },
    {
      pattern: /(offset\s+)\w+/, // offset 1m
      lookbehind: true,
      inside: {
        'range-duration': {
          pattern: /\b\d+[smhdwy]\b/i,
          alias: 'number',
        },
      },
    },
  ],
  quote: {
    pattern: /"(?:\\.|[^\\"])*"/,
    alias: 'string',
    greedy: true,
  },
  backticks: {
    pattern: /`(?:\\.|[^\\`])*`/,
    alias: 'string',
    greedy: true,
  },
  number: /\b-?\d+((\.\d*)?([eE][+-]?\d+)?)?\b/,
  operator: /\s?(\|[=~]?|!=?|<(?:=>?|<|>)?|>[>=]?)\s?/i,
  punctuation: /[{}(),.]/,
};

export default lokiGrammar;

Name	Size	Permission
__mocks__	---	0755
components	---	0755
configuration	---	0755
docs	---	0755
img	---	0755
migrations	---	0755
querybuilder	---	0755
LanguageProvider.test.ts	23374 bytes	0644
LanguageProvider.ts	13424 bytes	0644
LiveStreams.test.ts	7021 bytes	0644
LiveStreams.ts	2641 bytes	0644
LogContextProvider.test.ts	21477 bytes	0644
LogContextProvider.ts	14192 bytes	0644
LokiVariableSupport.test.ts	3307 bytes	0644
LokiVariableSupport.ts	984 bytes	0644
README.md	127 bytes	0644
backendResultTransformer.test.ts	5537 bytes	0644
backendResultTransformer.ts	5248 bytes	0644
dataquery.cue	1633 bytes	0644
dataquery.gen.ts	1269 bytes	0644
datasource.test.ts	67600 bytes	0644
datasource.ts	42882 bytes	0644
getDerivedFields.test.ts	6291 bytes	0644
getDerivedFields.ts	4351 bytes	0644
languageUtils.test.ts	4461 bytes	0644
languageUtils.ts	5123 bytes	0644
language_utils.test.ts	1463 bytes	0644
lineParser.test.ts	1846 bytes	0644
lineParser.ts	912 bytes	0644
liveStreamsResultTransformer.test.ts	3396 bytes	0644
liveStreamsResultTransformer.ts	2624 bytes	0644
logsTimeSplitting.test.ts	1463 bytes	0644
logsTimeSplitting.ts	1661 bytes	0644
makeTableFrames.test.ts	3834 bytes	0644
makeTableFrames.ts	2415 bytes	0644
metricTimeSplitting.test.ts	2925 bytes	0644
metricTimeSplitting.ts	1586 bytes	0644
modifyQuery.test.ts	27450 bytes	0644
modifyQuery.ts	20058 bytes	0644
module.test.ts	2975 bytes	0644
module.ts	809 bytes	0644
plugin.json	756 bytes	0644
queryHints.test.ts	7526 bytes	0644
queryHints.ts	4453 bytes	0644
querySplitting.test.ts	20808 bytes	0644
querySplitting.ts	9911 bytes	0644
queryUtils.test.ts	20063 bytes	0644
queryUtils.ts	11174 bytes	0644
responseUtils.test.ts	5757 bytes	0644
responseUtils.ts	4637 bytes	0644
sortDataFrame.test.ts	5184 bytes	0644
sortDataFrame.ts	2708 bytes	0644
streaming.test.ts	1264 bytes	0644
streaming.ts	2939 bytes	0644
syntax.test.ts	3545 bytes	0644
syntax.ts	7646 bytes	0644
tracking.test.ts	6407 bytes	0644
tracking.ts	8353 bytes	0644
types.ts	2568 bytes	0644

File Content: syntax.ts

File Content: `syntax.ts`