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import * as vscode from 'vscode';
import { Server } from './server';
const RA_LSP_DEBUG = process.env.__RA_LSP_SERVER_DEBUG;
export type CargoWatchStartupOptions = 'ask' | 'enabled' | 'disabled';
export type CargoWatchTraceOptions = 'off' | 'error' | 'verbose';
export interface CargoWatchOptions {
enableOnStartup: CargoWatchStartupOptions;
checkArguments: string;
trace: CargoWatchTraceOptions;
}
export class Config {
public highlightingOn = true;
public rainbowHighlightingOn = false;
public enableEnhancedTyping = true;
public raLspServerPath = RA_LSP_DEBUG || 'ra_lsp_server';
public showWorkspaceLoadedNotification = true;
public lruCapacity: null | number = null;
public cargoWatchOptions: CargoWatchOptions = {
enableOnStartup: 'ask',
trace: 'off',
checkArguments: ''
};
private prevEnhancedTyping: null | boolean = null;
constructor() {
vscode.workspace.onDidChangeConfiguration(_ =>
this.userConfigChanged()
);
this.userConfigChanged();
}
public userConfigChanged() {
const config = vscode.workspace.getConfiguration('rust-analyzer');
if (config.has('highlightingOn')) {
this.highlightingOn = config.get('highlightingOn') as boolean;
}
if (config.has('rainbowHighlightingOn')) {
this.rainbowHighlightingOn = config.get(
'rainbowHighlightingOn'
) as boolean;
}
if (config.has('showWorkspaceLoadedNotification')) {
this.showWorkspaceLoadedNotification = config.get(
'showWorkspaceLoadedNotification'
) as boolean;
}
if (!this.highlightingOn && Server) {
Server.highlighter.removeHighlights();
}
if (config.has('enableEnhancedTyping')) {
this.enableEnhancedTyping = config.get(
'enableEnhancedTyping'
) as boolean;
if (this.prevEnhancedTyping === null) {
this.prevEnhancedTyping = this.enableEnhancedTyping;
}
} else if (this.prevEnhancedTyping === null) {
this.prevEnhancedTyping = this.enableEnhancedTyping;
}
if (this.prevEnhancedTyping !== this.enableEnhancedTyping) {
const reloadAction = 'Reload now';
vscode.window
.showInformationMessage(
'Changing enhanced typing setting requires a reload',
reloadAction
)
.then(selectedAction => {
if (selectedAction === reloadAction) {
vscode.commands.executeCommand(
'workbench.action.reloadWindow'
);
}
});
this.prevEnhancedTyping = this.enableEnhancedTyping;
}
if (config.has('raLspServerPath')) {
this.raLspServerPath =
RA_LSP_DEBUG || (config.get('raLspServerPath') as string);
}
if (config.has('enableCargoWatchOnStartup')) {
this.cargoWatchOptions.enableOnStartup = config.get<
CargoWatchStartupOptions
>('enableCargoWatchOnStartup', 'ask');
}
if (config.has('trace.cargo-watch')) {
this.cargoWatchOptions.trace = config.get<CargoWatchTraceOptions>(
'trace.cargo-watch',
'off'
);
}
if (config.has('cargo-watch.check-arguments')) {
this.cargoWatchOptions.checkArguments = config.get<string>(
'cargo-watch.check-arguments',
''
);
}
if (config.has('lruCapacity')) {
this.lruCapacity = config.get('lruCapacity') as number;
}
}
}
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