Function readFile

packages/backends/src/cervel/node-file-trace.ts:43–69

(fsPath)

        return nftResolveDependency(id, parent, job, cjsResolve);
      },
      async readFile(fsPath) {
        try {
          let source: string | Buffer = await readFile(fsPath);

          // NFT doesn't support TypeScript, so we need to transform the source code.
          if (
            (fsPath.endsWith('.ts') && !fsPath.endsWith('.d.ts')) ||
            fsPath.endsWith('.tsx') ||
            fsPath.endsWith('.mts') ||
            fsPath.endsWith('.cts')
          ) {
            const transformResult = await transform(fsPath, source.toString());
            source = transformResult.code;
          }

          return source;
        } catch (error: unknown) {
          if (
            isNativeError(error) &&
            'code' in error &&
            (error.code === 'ENOENT' || error.code === 'EISDIR')
          ) {
            return null;
          }
          throw error;
        }
      },
    });

  const nftSpan = span.child('vc.builder.backends.nft');