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
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
use std::{
path::PathBuf,
process::{Command, Stdio},
};
use anyhow::Result;
use cargo_metadata::{camino::Utf8Path, Message};
use la_arena::ArenaMap;
use paths::AbsPathBuf;
use rustc_hash::FxHashMap;
use serde::Deserialize;
use crate::{cfg_flag::CfgFlag, CargoConfig, CargoWorkspace, Package};
#[derive(Debug, Default, Clone, PartialEq, Eq)]
pub struct WorkspaceBuildScripts {
pub(crate) outputs: ArenaMap<Package, BuildScriptOutput>,
error: Option<String>,
}
#[derive(Debug, Clone, Default, PartialEq, Eq)]
pub(crate) struct BuildScriptOutput {
pub(crate) cfgs: Vec<CfgFlag>,
pub(crate) envs: Vec<(String, String)>,
pub(crate) out_dir: Option<AbsPathBuf>,
pub(crate) proc_macro_dylib_path: Option<AbsPathBuf>,
}
impl WorkspaceBuildScripts {
pub(crate) fn run(
config: &CargoConfig,
workspace: &CargoWorkspace,
progress: &dyn Fn(String),
) -> Result<WorkspaceBuildScripts> {
let mut cmd = Command::new(toolchain::cargo());
if config.wrap_rustc_in_build_scripts {
let myself = std::env::current_exe()?;
cmd.env("RUSTC_WRAPPER", myself);
cmd.env("RA_RUSTC_WRAPPER", "1");
}
cmd.current_dir(workspace.workspace_root());
cmd.args(&["check", "--quiet", "--workspace", "--message-format=json"]);
cmd.arg("--all-targets");
if let Some(target) = &config.target {
cmd.args(&["--target", target]);
}
if config.all_features {
cmd.arg("--all-features");
} else {
if config.no_default_features {
cmd.arg("--no-default-features");
}
if !config.features.is_empty() {
cmd.arg("--features");
cmd.arg(config.features.join(" "));
}
}
cmd.stdout(Stdio::piped()).stderr(Stdio::piped()).stdin(Stdio::null());
let mut res = WorkspaceBuildScripts::default();
let mut by_id: FxHashMap<String, Package> = FxHashMap::default();
for package in workspace.packages() {
res.outputs.insert(package, BuildScriptOutput::default());
by_id.insert(workspace[package].id.clone(), package);
}
let mut callback_err = None;
let mut stderr = String::new();
let output = stdx::process::streaming_output(
cmd,
&mut |line| {
if callback_err.is_some() {
return;
}
let mut deserializer = serde_json::Deserializer::from_str(line);
deserializer.disable_recursion_limit();
let message = Message::deserialize(&mut deserializer)
.unwrap_or_else(|_| Message::TextLine(line.to_string()));
match message {
Message::BuildScriptExecuted(message) => {
let package = match by_id.get(&message.package_id.repr) {
Some(it) => *it,
None => return,
};
let cfgs = {
let mut acc = Vec::new();
for cfg in message.cfgs {
match cfg.parse::<CfgFlag>() {
Ok(it) => acc.push(it),
Err(err) => {
callback_err = Some(anyhow::format_err!(
"invalid cfg from cargo-metadata: {}",
err
));
return;
}
};
}
acc
};
let package_build_data = &mut res.outputs[package];
if !message.out_dir.as_str().is_empty() {
let out_dir =
AbsPathBuf::assert(PathBuf::from(message.out_dir.into_os_string()));
package_build_data.out_dir = Some(out_dir);
package_build_data.cfgs = cfgs;
}
package_build_data.envs = message.env;
}
Message::CompilerArtifact(message) => {
let package = match by_id.get(&message.package_id.repr) {
Some(it) => *it,
None => return,
};
progress(format!("metadata {}", message.target.name));
if message.target.kind.iter().any(|k| k == "proc-macro") {
if let Some(filename) =
message.filenames.iter().find(|name| is_dylib(name))
{
let filename = AbsPathBuf::assert(PathBuf::from(&filename));
res.outputs[package].proc_macro_dylib_path = Some(filename);
}
}
}
Message::CompilerMessage(message) => {
progress(message.target.name);
}
Message::BuildFinished(_) => {}
Message::TextLine(_) => {}
_ => {}
}
},
&mut |line| {
stderr.push_str(line);
stderr.push('\n');
},
)?;
for package in workspace.packages() {
let package_build_data = &mut res.outputs[package];
if let Some(out_dir) = &package_build_data.out_dir {
if let Some(out_dir) = out_dir.as_os_str().to_str().map(|s| s.to_owned()) {
package_build_data.envs.push(("OUT_DIR".to_string(), out_dir));
}
}
}
if !output.status.success() {
if stderr.is_empty() {
stderr = "cargo check failed".to_string();
}
res.error = Some(stderr)
}
Ok(res)
}
pub fn error(&self) -> Option<&str> {
self.error.as_deref()
}
}
fn is_dylib(path: &Utf8Path) -> bool {
match path.extension().map(|e| e.to_string().to_lowercase()) {
None => false,
Some(ext) => matches!(ext.as_str(), "dll" | "dylib" | "so"),
}
}