Function getCustomModuleString

tfjs/tools/custom_module/custom_module.ts:21–75

(
    config: CustomTFJSBundleConfig,
    moduleProvider: ImportProvider,
    )

import {getPreamble} from './util';

export function getCustomModuleString(
    config: CustomTFJSBundleConfig,
    moduleProvider: ImportProvider,
    ): CustomModuleFiles {
  const {kernels, backends, forwardModeOnly, models} = config;
  const tfjs: string[] = [getPreamble()];

  // A custom tfjs module
  addLine(tfjs, moduleProvider.importCoreStr(forwardModeOnly));
  if (models.length > 0) {
    // A model.json has been passed.
    addLine(tfjs, moduleProvider.importConverterStr());
  }

  for (const backend of backends) {
    addLine(tfjs, `\n//backend = ${backend}`);
    addLine(tfjs, moduleProvider.importBackendStr(backend));
    for (const kernelName of kernels) {
      const kernelImport = moduleProvider.importKernelStr(kernelName, backend);
      if (!moduleProvider.validateImportPath(kernelImport.importPath)) {
        console.warn(
            'WARNING:',
            `Import path '${
                kernelImport.importPath}' cannot be resolved. Skipping...`);
        continue;
      }
      addLine(tfjs, kernelImport.importStatement);
      addLine(tfjs, registerKernelStr(kernelImport.kernelConfigId));
    }
  }

  if (!forwardModeOnly) {
    addLine(tfjs, `\n//Gradients`);
    for (const kernelName of kernels) {
      const gradImport = moduleProvider.importGradientConfigStr(kernelName);
      if (!moduleProvider.validateImportPath(gradImport.importPath)) {
        console.warn(
            'WARNING:',
            `Import path '${
                gradImport.importPath}' cannot be resolved. Skipping...`);
        continue;
      }
      addLine(tfjs, gradImport.importStatement);
      addLine(tfjs, registerGradientConfigStr(gradImport.gradConfigId));
    }
  }

  // A custom tfjs core module for imports within tfjs packages
  const core: string[] = [getPreamble()];
  addLine(core, moduleProvider.importCoreStr(forwardModeOnly));
  return {
    core: core.join('\n'),
    tfjs: tfjs.join('\n'),
  };
}

export function getCustomConverterOpsModule(
    ops: string[], moduleProvider: ImportProvider): string {