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// SPDX-License-Identifier: GPL-3.0-or-later
/*
Package matcher implements vary formats of string matcher.
Supported Format
string
glob
regexp
simple patterns
The string matcher reports whether the given value equals to the string ( use == ).
The glob matcher reports whether the given value matches the wildcard pattern.
The pattern syntax is:
pattern:
{ term }
term:
'*' matches any sequence of characters
'?' matches any single character
'[' [ '^' ] { character-range } ']'
character class (must be non-empty)
c matches character c (c != '*', '?', '\\', '[')
'\\' c matches character c
character-range:
c matches character c (c != '\\', '-', ']')
'\\' c matches character c
lo '-' hi matches character c for lo <= c <= hi
The regexp matcher reports whether the given value matches the RegExp pattern ( use regexp.Match ).
The RegExp syntax is described at https://golang.org/pkg/regexp/syntax/.
The simple patterns matcher reports whether the given value matches the simple patterns.
The simple patterns is a custom format used in netdata,
it's syntax is described at https://docs.netdata.cloud/libnetdata/simple_pattern/.
*/
package matcher
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