🐀 ATproto library for gleam
atproto
library
gleam
possum/at_uri: pattern match on string before parsing
kacaii.dev
(Jul 11, 2026, 11:22 AM -0300)
71f9b194
806d12b0
+15
-9
+15
-9
src/possum/at_uri.gleam
+15
-9
src/possum/at_uri.gleam
···
12
12
pub type ParseError {
13
13
/// Only "at://" is supported
14
14
InvalidScheme(value: String)
15
-
/// Authority is neither a valid DID or Handle
16
-
InvalidAuthority(value: String)
15
+
/// Authority not a valid Handle
16
+
InvalidHandleAuthority(reason: handle.ParseError)
17
+
/// Authority not a valid DID
18
+
InvalidDidAuthority(reason: did.ParseError)
17
19
}
18
20
19
21
pub type Authority {
···
109
111
}
110
112
111
113
fn parse_authority(string: String) -> Result(Authority, ParseError) {
112
-
use _ <- result.try_recover(case did.parse(string) {
113
-
Ok(value) -> Ok(Did(value))
114
-
Error(_) -> Error(InvalidAuthority(string))
115
-
})
114
+
case string {
115
+
"did:" <> _rest ->
116
+
case did.parse(string) {
117
+
Ok(value) -> Ok(Did(value))
118
+
Error(reason) -> Error(InvalidDidAuthority(reason:))
119
+
}
116
120
117
-
case handle.parse(string) {
118
-
Ok(value) -> Ok(Handle(value))
119
-
Error(_) -> Error(InvalidAuthority(string))
121
+
_handle ->
122
+
case handle.parse(string) {
123
+
Ok(value) -> Ok(Handle(value))
124
+
Error(reason) -> Error(InvalidHandleAuthority(reason:))
125
+
}
120
126
}
121
127
}
122
128