Conflicts takes 2 maps returns true if there a key match between the maps but the value doesn't match returns false in other cases.

Equals returns true if the given maps are equal.

Merge combines given maps Note: It doesn't not check for any conflicts between the maps.

Parse takes a string representing a selector and returns map[key]value, or an error.

to represent keys and values.

Lexer represents the Lexer struct for label selector.

Parser data structure contains the label selector parser data structure.

ScannedItem are the item produced by the lexer.

constants definition for lexer token.