1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
|
{%- call swift::docstring(e, 0) %}
public enum {{ type_name }} {
{% if e.is_flat() %}
{% for variant in e.variants() %}
{%- call swift::docstring(variant, 4) %}
case {{ variant.name()|class_name }}(message: String)
{% endfor %}
{%- else %}
{% for variant in e.variants() %}
{%- call swift::docstring(variant, 4) %}
case {{ variant.name()|class_name }}{% if variant.fields().len() > 0 %}(
{%- call swift::field_list_decl(variant, variant.has_nameless_fields()) %}
){% endif -%}
{% endfor %}
{%- endif %}
}
public struct {{ ffi_converter_name }}: FfiConverterRustBuffer {
typealias SwiftType = {{ type_name }}
public static func read(from buf: inout (data: Data, offset: Data.Index)) throws -> {{ type_name }} {
let variant: Int32 = try readInt(&buf)
switch variant {
{% if e.is_flat() %}
{% for variant in e.variants() %}
case {{ loop.index }}: return .{{ variant.name()|class_name }}(
message: try {{ Type::String.borrow()|read_fn }}(from: &buf)
)
{% endfor %}
{% else %}
{% for variant in e.variants() %}
case {{ loop.index }}: return .{{ variant.name()|class_name }}{% if variant.has_fields() -%}(
{% for field in variant.fields() -%}
{{ field.name()|var_name }}: try {{ field|read_fn }}(from: &buf)
{%- if !loop.last %}, {% endif %}
{% endfor -%}
){% endif -%}
{% endfor %}
{% endif -%}
default: throw UniffiInternalError.unexpectedEnumCase
}
}
public static func write(_ value: {{ type_name }}, into buf: inout [UInt8]) {
switch value {
{% if e.is_flat() %}
{% for variant in e.variants() %}
case .{{ variant.name()|class_name }}(_ /* message is ignored*/):
writeInt(&buf, Int32({{ loop.index }}))
{%- endfor %}
{% else %}
{% for variant in e.variants() %}
{% if variant.has_fields() %}
case let .{{ variant.name()|class_name }}({% for field in variant.fields() %}{{ field.name()|var_name }}{%- if loop.last -%}{%- else -%},{%- endif -%}{% endfor %}):
writeInt(&buf, Int32({{ loop.index }}))
{% for field in variant.fields() -%}
{{ field|write_fn }}({{ field.name()|var_name }}, into: &buf)
{% endfor -%}
{% else %}
case .{{ variant.name()|class_name }}:
writeInt(&buf, Int32({{ loop.index }}))
{% endif %}
{%- endfor %}
{%- endif %}
}
}
}
{% if !contains_object_references %}
extension {{ type_name }}: Equatable, Hashable {}
{% endif %}
extension {{ type_name }}: Error { }
|
