How to use the jest-resolve/build/defaultResolver function in jest-resolve
To help you get started, we’ve selected a few jest-resolve examples, based on popular ways it is used in public projects.
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nrwl / nx / packages / jest / plugins / resolver.ts View on Github 
module.exports = function(path: string, options: ResolveOptions) {
const ext = extname(path);
if (
ext === '.css' ||
ext === '.scss' ||
ext === '.sass' ||
ext === '.less' ||
ext === '.styl'
) {
return require.resolve('identity-obj-proxy');
}
// Try to use the defaultResolver
try {
return defaultResolver(path, options);
} catch (e) {
// Fallback to using typescript
compilerSetup = compilerSetup || getCompilerSetup(options.rootDir);
const { compilerOptions, host } = compilerSetup;
return ts.resolveModuleName(path, options.basedir, compilerOptions, host)
.resolvedModule.resolvedFileName;
}
};
