mirror of
https://github.com/prymitive/karma
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5d4ae47888
Internal packages are supported by Go 1.5+, any package in /internal/ dir is only importable from the same repo. This will cleanup main dir a bit and provide better namespace for unsee subpackages
100 lines
3.8 KiB
Go
100 lines
3.8 KiB
Go
package filters
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import "regexp"
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const (
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equalOperator string = "="
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notEqualOperator string = "!="
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moreThanOperator string = ">"
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lessThanOperator string = "<"
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regexpOperator string = "=~"
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negativeRegexOperator string = "!~"
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)
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// this needs to be hand crafted because any of the supported operator chars
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// should be considered part of the operator expression
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// this is needed to catch errors in operators, for example:
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// a===b should yield an error
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var matcherRegex = "[=!<>~]+"
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// same as matcherRegex but for the filter name part
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var filterRegex = "^(@)?[a-zA-Z_][a-zA-Z0-9_]*"
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var matcherConfig = map[string]matcherT{
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equalOperator: &equalMatcher{abstractMatcher{Operator: equalOperator}},
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notEqualOperator: ¬EqualMatcher{abstractMatcher{Operator: notEqualOperator}},
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moreThanOperator: &moreThanMatcher{abstractMatcher{Operator: moreThanOperator}},
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lessThanOperator: &lessThanMatcher{abstractMatcher{Operator: lessThanOperator}},
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regexpOperator: ®expMatcher{abstractMatcher{Operator: regexpOperator}},
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negativeRegexOperator: &negativeRegexMatcher{abstractMatcher{Operator: negativeRegexOperator}},
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}
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type filterConfig struct {
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Label string
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LabelRe *regexp.Regexp
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SupportedOperators []string
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Factory newFilterFactory
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Autocomplete autocompleteFactory
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}
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// AllFilters contains the mapping of all filters along with operators they
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// support
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var AllFilters = []filterConfig{
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filterConfig{
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Label: "@alertmanager",
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LabelRe: regexp.MustCompile("^@alertmanager$"),
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SupportedOperators: []string{regexpOperator, negativeRegexOperator, equalOperator, notEqualOperator},
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Factory: newAlertmanagerInstanceFilter,
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Autocomplete: alertmanagerInstanceAutocomplete,
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},
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filterConfig{
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Label: "@state",
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LabelRe: regexp.MustCompile("^@state$"),
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SupportedOperators: []string{equalOperator, notEqualOperator},
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Factory: newStateFilter,
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Autocomplete: stateAutocomplete,
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},
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filterConfig{
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Label: "@receiver",
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LabelRe: regexp.MustCompile("^@receiver$"),
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SupportedOperators: []string{regexpOperator, negativeRegexOperator, equalOperator, notEqualOperator},
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Factory: newreceiverFilter,
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Autocomplete: receiverAutocomplete,
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},
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filterConfig{
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Label: "@age",
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LabelRe: regexp.MustCompile("^@age$"),
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SupportedOperators: []string{lessThanOperator, moreThanOperator},
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Factory: newAgeFilter,
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Autocomplete: ageAutocomplete,
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},
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filterConfig{
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Label: "@silence_jira",
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LabelRe: regexp.MustCompile("^@silence_jira$"),
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SupportedOperators: []string{regexpOperator, negativeRegexOperator, equalOperator, notEqualOperator},
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Factory: newSilenceJiraFilter,
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Autocomplete: sinceJiraIDAutocomplete,
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},
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filterConfig{
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Label: "@silence_author",
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LabelRe: regexp.MustCompile("^@silence_author$"),
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SupportedOperators: []string{regexpOperator, negativeRegexOperator, equalOperator, notEqualOperator},
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Factory: newSilenceAuthorFilter,
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Autocomplete: sinceAuthorAutocomplete,
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},
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filterConfig{
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Label: "@limit",
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LabelRe: regexp.MustCompile("^@limit$"),
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SupportedOperators: []string{equalOperator},
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Factory: newLimitFilter,
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Autocomplete: limitAutocomplete,
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},
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filterConfig{
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Label: "[a-zA-Z_][a-zA-Z0-9_]*",
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LabelRe: regexp.MustCompile("^[a-zA-Z_][a-zA-Z0-9_]*$"),
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SupportedOperators: []string{regexpOperator, negativeRegexOperator, equalOperator, notEqualOperator, lessThanOperator, moreThanOperator},
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Factory: newLabelFilter,
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Autocomplete: labelAutocomplete,
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},
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}
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