@xyh19/hot-module v1.0.2

CommonJS hot module supports.

🏠 Homepage

Prerequisites

• node >=12.0.0

Usage

use hot-module

const { hotModule } = require('@xyh19/hot-module');
({ module } = hotModule(module));

let counter = 0;
const counterInterval = setInterval(() => {
  console.log('counter: ' + i)
}, 1000);

// Execute when the module is about to be unloaded
module.on('beforeUnload', (module) => {
  // ...do somethings

  module.shouldReload = false;
});

// Execute when the module has been unloaded
module.on('unload', (module) => {
  // clear counterInterval
  clearInterval(counterInterval);

  // ...do somethings
});

import hot-module

a.js

module.exports = {
  var1: '123',
  var2: '456'
};

main.js

const { hotModule, toRawModuleExports } = require('@xyh19/hot-module');
({ module, require } = hotModule(module));
// Prevent main module updates
module.shouldReload = false;

const mod_a = require('./a'); // Proxy Object

// error
console.log('line 9', mod_a); // Proxy {}
// success
console.log('line 11', toRawModuleExports(mod_a) ); // {var1: '123', var2: '456'}

const fs = require('fs');

fs.writeFileSync('./a.js', `
module.exports = {
  var1: 'abc',
  var2: 'def'
};
`);

module.watch(mod_a, (new_mod_a) => {
  console.log('line 23', toRawModuleExports(mod_a) ); // {var1: 'abc', var2: 'def'}
  console.log('line 24', new_mod_a ); // {var1: 'abc', var2: 'def'}
});

Note

1 This module does not support test frameworks such as jest

🤝 Contributing

Contributions, issues and feature requests are welcome!Feel free to check issues page.

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