Improve search

[kod-kristoff]

Current semantics:

• * matches zero or more of any symbol.
• <whitespace> is implicitly interpreted as AND.

Proposals:

• o finds o or ö, a finds a, å or ä.
• Fuzzy search: Petterson finds Pettersson
• Citated searces: "lunds stadsbibliotek"

search	skbl.se	UB	Gotlib	glob
* matches zero or more	+	+	+	+
? matches exactly one	-	+	-	+
-> implicit AND	+	+	+	-
+ -> implicit AND	+	+	-	-
~ -> implicit AND	+	+	+	-
- -> implicit AND	-	+	+	-
"" matches whole expression	-	+	+	-
ao also matches åäö	-	+	+	-
åäö also matches ao	-	-	-	-
Fuzzy search	-	-	-	-

[kod-kristoff]

UB supports

• * matches zero or more of any symbol
• ? matches exactly one of any symbol
• abc def enables implicit searches for abc AND def
• "abc def" only searches for abc def
• petterson matches petterson (and not pettersson)
• + is matched as AND

[kod-kristoff]

Gotlib supports

• * matches zero or more of any symbol.
• abc def is implicit interpreted as abc AND def
• "abc def" limits searches to find the expression inside the "abc def".

[kod-kristoff]

In glob:

• * matches zero or more of any symbol.
• ? matches exactly one of any symbol.
• [abc] matches exactly one of any symbol of those inside the []
• [!abc] matches exactly one of any symbol but those inside []