logql

package

v3.0.1 Latest Latest Go to latest Published: Mar 21, 2022 License: AGPL-3.0 Imports: 8 Imported by: 0

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const CLOSE_BRACE = 57355

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const COMMA = 57356

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const DOT = 57357

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const EQ = 57350

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const IDENTIFIER = 57346

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const LABELS = 57349

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const MATCHERS = 57348

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const NEQ = 57351

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const NRE = 57353

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const OPEN_BRACE = 57354

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const PIPE_EXACT = 57359

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const PIPE_MATCH = 57358

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const RE = 57352

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const STRING = 57347

This section is empty.

func ParseMatchers(input string) ([]*labels.Matcher, error)

ParseMatchers parses a string and returns labels matchers, if the expression contains anything else it will return an error.

type Expr interface {
	Filter() (Filter, error)
	Matchers() []*labels.Matcher
}

Expr is a LogQL expression.

func NewFilterExpr(left Expr, ty labels.MatchType, match string) Expr

NewFilterExpr wraps an existing Expr with a next filter expression.

func ParseExpr(input string) (Expr, error)

ParseExpr parses a string and returns an Expr.

type Filter func([]byte) bool

Filter is a line filter sent to a querier to filter out log line.

type ParseError struct {
	// contains filtered or unexported fields
}

ParseError is what is returned when we failed to parse.

func (p ParseError) Error() string