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feat: make start, stop & restart public methods #31

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94 changes: 46 additions & 48 deletions src/index.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -43,48 +43,72 @@ export class RunScriptWebpackPlugin implements WebpackPluginInstance {
}
}

public restartServer(): void {
console.log('Restarting app...');

this.stopServer();

this.startServer();
}

public startServer(cb?: () => void): void {
const { args, nodeArgs, cwd, env } = this.options;
if (!this._entrypoint) throw new Error('run-script-webpack-plugin requires an entrypoint.');

const child = fork(this._entrypoint, args, {
execArgv: nodeArgs,
stdio: 'inherit',
cwd,
env,
});

setTimeout(() => {
this.worker = child;
cb?.();
}, 0);
}

public stopServer() {
const signal = getSignal(this.options.signal);
if (this.worker?.pid) {
process.kill(this.worker.pid, signal);
}
};

apply = (compiler: Compiler): void => {
compiler.hooks.afterEmit.tapAsync(
{ name: 'RunScriptPlugin' },
this.afterEmit,
);
};

private _enableRestarting(): void {
if (this.options.keyboard) {
process.stdin.setEncoding('utf8');
process.stdin.on('data', (data: string) => {
if (data.trim() === 'rs') {
this._restartServer();
this.restartServer();
}
});
}
}

private _restartServer(): void {
console.log('Restarting app...');

this._stopServer();

this._startServer();
}

private afterEmit = (compilation: Compilation, cb: () => void): void => {
if (this.worker && this.worker.connected && this.worker?.pid) {
if (this.options.autoRestart) {
this._restartServer();
this.restartServer();
cb();
return;
}
this._stopServer();
this.stopServer();
cb();
return;
}

this.startServer(compilation, cb);
this._startServer(compilation, cb);
};

apply = (compiler: Compiler): void => {
compiler.hooks.afterEmit.tapAsync(
{ name: 'RunScriptPlugin' },
this.afterEmit,
);
};

private startServer = (compilation: Compilation, cb: () => void): void => {
private _startServer = (compilation: Compilation, cb: () => void): void => {
const { assets, compiler } = compilation;
const { options } = this;
let name;
Expand All @@ -100,9 +124,7 @@ export class RunScriptWebpackPlugin implements WebpackPluginInstance {
name = names[0];
if (names.length > 1) {
console.log(
`More than one entry built, selected ${name}. All names: ${names.join(
' ',
)}`,
`More than one entry built, selected ${name}. All names: ${names.join(' ')}`,
);
}
}
Expand All @@ -111,30 +133,6 @@ export class RunScriptWebpackPlugin implements WebpackPluginInstance {
}

this._entrypoint = `${compiler.options.output.path}/${name}`;
this._startServer(cb);
};

private _startServer(cb?: () => void): void {
const { args, nodeArgs, cwd, env } = this.options;
if (!this._entrypoint) throw new Error('run-script-webpack-plugin requires an entrypoint.');

const child = fork(this._entrypoint, args, {
execArgv: nodeArgs,
stdio: 'inherit',
cwd,
env,
});

setTimeout(() => {
this.worker = child;
cb?.()
}, 0);
}

private _stopServer() {
const signal = getSignal(this.options.signal);
if (this.worker?.pid) {
process.kill(this.worker.pid, signal);
}
this.startServer(cb);
};
}