installation hangs on arch about cabal-cli

[ralyodio]

$ cabal --new                              
node:internal/modules/cjs/loader:928
  throw err;
  ^

Error: Cannot find module 'neato-emoji-converter'
Require stack:
- /home/ettinger/.nvm/versions/node/v15.5.0/lib/node_modules/cabal/util.js
- /home/ettinger/.nvm/versions/node/v15.5.0/lib/node_modules/cabal/commands.js
- /home/ettinger/.nvm/versions/node/v15.5.0/lib/node_modules/cabal/neat-screen.js
- /home/ettinger/.nvm/versions/node/v15.5.0/lib/node_modules/cabal/cli.js
    at Function.Module._resolveFilename (node:internal/modules/cjs/loader:925:15)
    at Function.Module._load (node:internal/modules/cjs/loader:769:27)
    at Module.require (node:internal/modules/cjs/loader:997:19)
    at require (node:internal/modules/cjs/helpers:92:18)
    at Object.<anonymous> (/home/ettinger/.nvm/versions/node/v15.5.0/lib/node_modules/cabal/util.js:2:22)
    at Module._compile (node:internal/modules/cjs/loader:1108:14)
    at Object.Module._extensions..js (node:internal/modules/cjs/loader:1137:10)
    at Module.load (node:internal/modules/cjs/loader:973:32)
    at Function.Module._load (node:internal/modules/cjs/loader:813:14)
    at Module.require (node:internal/modules/cjs/loader:997:19) {
  code: 'MODULE_NOT_FOUND',```