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
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
|
use serde::ser::{SerializeSeq, SerializeStruct, SerializeTupleStruct, Serializer};
use serde::Serialize;
use serde_starlark::{FunctionCall, MULTILINE, ONELINE};
use super::{
Data, ExportsFiles, License, Load, Package, PackageInfo, RustBinary, RustLibrary, RustProcMacro,
};
// For structs that contain #[serde(flatten)], a quirk of how Serde processes
// that attribute is that they get serialized as a map, not struct. In Starlark
// unlike in JSON, maps and structs are differently serialized, so we need to
// help fill in the function name or else we'd get a Starlark map instead.
pub(crate) fn rust_proc_macro<S>(rule: &RustProcMacro, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
FunctionCall::new("rust_proc_macro", rule).serialize(serializer)
}
pub(crate) fn rust_library<S>(rule: &RustLibrary, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
FunctionCall::new("rust_library", rule).serialize(serializer)
}
pub(crate) fn rust_binary<S>(rule: &RustBinary, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
FunctionCall::new("rust_binary", rule).serialize(serializer)
}
// Serialize an array with each element on its own line, even if there is just a
// single element which serde_starlark would ordinarily place on the same line
// as the array brackets.
pub(crate) struct MultilineArray<'a, A>(pub(crate) &'a A);
impl<'a, A, T> Serialize for MultilineArray<'a, A>
where
&'a A: IntoIterator<Item = &'a T>,
T: Serialize + 'a,
{
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
let mut array = serializer.serialize_seq(Some(serde_starlark::MULTILINE))?;
for element in self.0 {
array.serialize_element(element)?;
}
array.end()
}
}
impl Serialize for Load {
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
let line = if self.items.len() > 1 {
MULTILINE
} else {
ONELINE
};
let mut call = serializer.serialize_tuple_struct("load", line)?;
call.serialize_field(&self.bzl)?;
for item in &self.items {
call.serialize_field(item)?;
}
call.end()
}
}
impl Serialize for Package {
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
let has_metadata = !self.default_package_metadata.is_empty();
let mut call = serializer
.serialize_struct("package", if has_metadata { MULTILINE } else { ONELINE })?;
if has_metadata {
call.serialize_field("default_package_metadata", &self.default_package_metadata)?;
}
call.serialize_field("default_visibility", &self.default_visibility)?;
call.end()
}
}
impl Serialize for PackageInfo {
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
let mut call = serializer.serialize_struct("package_info", MULTILINE)?;
call.serialize_field("name", &self.name)?;
call.serialize_field("package_name", &self.package_name)?;
call.serialize_field("package_version", &self.package_version)?;
call.serialize_field("package_url", &self.package_url)?;
call.end()
}
}
impl Serialize for License {
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
let mut call = serializer.serialize_struct("license", MULTILINE)?;
call.serialize_field("name", &self.name)?;
call.serialize_field("license_kinds", &self.license_kinds)?;
if !self.license_text.is_empty() {
call.serialize_field("license_text", &self.license_text)?;
}
call.end()
}
}
impl Serialize for ExportsFiles {
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
let mut call = serializer.serialize_tuple_struct("exports_files", MULTILINE)?;
call.serialize_field(&FunctionCall::new("+", (&self.paths, &self.globs)))?;
call.end()
}
}
impl Data {
pub(crate) fn is_empty(&self) -> bool {
self.glob.has_any_include() && self.select.is_empty()
}
}
impl Serialize for Data {
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
let mut plus = serializer.serialize_tuple_struct("+", MULTILINE)?;
if !self.glob.has_any_include() {
plus.serialize_field(&self.glob)?;
}
if !self.select.is_empty() || self.glob.has_any_include() {
plus.serialize_field(&self.select)?;
}
plus.end()
}
}
|
