Function build

tfjs-node/scripts/install.js:171–199

* Calls node-gyp for Node.js Tensorflow binding after lib is downloaded.

()

 * Calls node-gyp for Node.js Tensorflow binding after lib is downloaded.
 */
async function build() {
  // Load package.json file
  setPackageJsonFile();
  // Update addon name in package.json file
  const origBinary = JSON.parse(JSON.stringify(packageJsonFile['binary']));
  updateAddonName();
  console.error('* Building TensorFlow Node.js bindings');
  let buildOption = '--fallback-to-build';
  if (customTFLibUri !== undefined && customAddon === undefined) {
    // Has custom tensorflow shared libs but no addon. Then build it from source
    buildOption = '--build-from-source';
  }
  cp.exec(`node-pre-gyp install ${buildOption}`, (err) => {
    if (err) {
      console.log('node-pre-gyp install failed with error: ' + err);
      process.exit(1);
    }
    if (platform === 'win32') {
      // Move libtensorflow to module path, where tfjs_binding.node locates.
      cp.exec('node scripts/deps-stage.js symlink ' + modulePath, (error) => {
        if (error) {
          console.error('symlink ' + modulePath + ' failed: ', error);
          process.exit(1);
        }
      });
    }
    revertAddonName(origBinary);
  });
}

/**
 * Ensures libtensorflow requirements are met for building the binding.