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
|
import * as os from "os";
import * as vscode from 'vscode';
import { BinarySource } from "./installation/interfaces";
const RA_LSP_DEBUG = process.env.__RA_LSP_SERVER_DEBUG;
export interface CargoWatchOptions {
enable: boolean;
arguments: string[];
command: string;
allTargets: boolean;
}
export interface CargoFeatures {
noDefaultFeatures: boolean;
allFeatures: boolean;
features: string[];
}
export class Config {
private static readonly rootSection = "rust-analyzer";
private static readonly requiresReloadOpts = [
"cargoFeatures",
"cargo-watch",
]
.map(opt => `${Config.rootSection}.${opt}`);
private static readonly extensionVersion: string = (() => {
const packageJsonVersion = vscode
.extensions
.getExtension("matklad.rust-analyzer")!
.packageJSON
.version as string; // n.n.YYYYMMDD
const realVersionRegexp = /^\d+\.\d+\.(\d{4})(\d{2})(\d{2})/;
const [, yyyy, mm, dd] = packageJsonVersion.match(realVersionRegexp)!;
return `${yyyy}-${mm}-${dd}`;
})();
private cfg!: vscode.WorkspaceConfiguration;
constructor(private readonly ctx: vscode.ExtensionContext) {
vscode.workspace.onDidChangeConfiguration(this.onConfigChange, this, ctx.subscriptions);
this.refreshConfig();
}
private refreshConfig() {
this.cfg = vscode.workspace.getConfiguration(Config.rootSection);
console.log("Using configuration:", this.cfg);
}
private async onConfigChange(event: vscode.ConfigurationChangeEvent) {
this.refreshConfig();
const requiresReloadOpt = Config.requiresReloadOpts.find(
opt => event.affectsConfiguration(opt)
);
if (!requiresReloadOpt) return;
const userResponse = await vscode.window.showInformationMessage(
`Changing "${requiresReloadOpt}" requires a reload`,
"Reload now"
);
if (userResponse === "Reload now") {
vscode.commands.executeCommand("workbench.action.reloadWindow");
}
}
private static replaceTildeWithHomeDir(path: string) {
if (path.startsWith("~/")) {
return os.homedir() + path.slice("~".length);
}
return path;
}
/**
* Name of the binary artifact for `rust-analyzer` that is published for
* `platform` on GitHub releases. (It is also stored under the same name when
* downloaded by the extension).
*/
get prebuiltServerFileName(): null | string {
// See possible `arch` values here:
// https://nodejs.org/api/process.html#process_process_arch
switch (process.platform) {
case "linux": {
switch (process.arch) {
case "arm":
case "arm64": return null;
default: return "rust-analyzer-linux";
}
}
case "darwin": return "rust-analyzer-mac";
case "win32": return "rust-analyzer-windows.exe";
// Users on these platforms yet need to manually build from sources
case "aix":
case "android":
case "freebsd":
case "openbsd":
case "sunos":
case "cygwin":
case "netbsd": return null;
// The list of platforms is exhaustive (see `NodeJS.Platform` type definition)
}
}
get serverSource(): null | BinarySource {
const serverPath = RA_LSP_DEBUG ?? this.cfg.get<null | string>("serverPath");
if (serverPath) {
return {
type: BinarySource.Type.ExplicitPath,
path: Config.replaceTildeWithHomeDir(serverPath)
};
}
const prebuiltBinaryName = this.prebuiltServerFileName;
if (!prebuiltBinaryName) return null;
return {
type: BinarySource.Type.GithubRelease,
dir: this.ctx.globalStoragePath,
file: prebuiltBinaryName,
storage: this.ctx.globalState,
version: Config.extensionVersion,
repo: {
name: "rust-analyzer",
owner: "rust-analyzer",
}
};
}
// We don't do runtime config validation here for simplicity. More on stackoverflow:
// https://stackoverflow.com/questions/60135780/what-is-the-best-way-to-type-check-the-configuration-for-vscode-extension
get highlightingOn() { return this.cfg.get("highlightingOn") as boolean; }
get rainbowHighlightingOn() { return this.cfg.get("rainbowHighlightingOn") as boolean; }
get lruCapacity() { return this.cfg.get("lruCapacity") as null | number; }
get displayInlayHints() { return this.cfg.get("displayInlayHints") as boolean; }
get maxInlayHintLength() { return this.cfg.get("maxInlayHintLength") as number; }
get excludeGlobs() { return this.cfg.get("excludeGlobs") as string[]; }
get useClientWatching() { return this.cfg.get("useClientWatching") as boolean; }
get featureFlags() { return this.cfg.get("featureFlags") as Record<string, boolean>; }
get rustfmtArgs() { return this.cfg.get("rustfmtArgs") as string[]; }
get cargoWatchOptions(): CargoWatchOptions {
return {
enable: this.cfg.get("cargo-watch.enable") as boolean,
arguments: this.cfg.get("cargo-watch.arguments") as string[],
allTargets: this.cfg.get("cargo-watch.allTargets") as boolean,
command: this.cfg.get("cargo-watch.command") as string,
};
}
get cargoFeatures(): CargoFeatures {
return {
noDefaultFeatures: this.cfg.get("cargoFeatures.noDefaultFeatures") as boolean,
allFeatures: this.cfg.get("cargoFeatures.allFeatures") as boolean,
features: this.cfg.get("cargoFeatures.features") as string[],
};
}
// for internal use
get withSysroot() { return this.cfg.get("withSysroot", true) as boolean; }
}
|
