postinstall fails in openSUSE Tumbleweed

[ghost]

I have tried to install bs-platform first, it gave same error, then i tried to install this tool, it again gave same error, this is the output:

lambdef ~ λ sudo npm install -g reason-cli@latest-linux
[sudo] password for root: 
/usr/local/bin/ocamlmerlin -> /usr/local/lib/node_modules/reason-cli/bin/ocamlmerlin
/usr/local/bin/ocamlmerlin-reason -> /usr/local/lib/node_modules/reason-cli/bin/ocamlmerlin-reason
/usr/local/bin/ocamlmerlin-server -> /usr/local/lib/node_modules/reason-cli/bin/ocamlmerlin-server
/usr/local/bin/rtop -> /usr/local/lib/node_modules/reason-cli/bin/rtop
/usr/local/bin/utop -> /usr/local/lib/node_modules/reason-cli/bin/utop
/usr/local/bin/refmt -> /usr/local/lib/node_modules/reason-cli/bin/refmt
/usr/local/bin/refmttype -> /usr/local/lib/node_modules/reason-cli/bin/refmttype
/usr/local/bin/reactjs_jsx_ppx_v2 -> /usr/local/lib/node_modules/reason-cli/bin/reactjs_jsx_ppx_v2

> reason-cli@3.3.3-linux-1 postinstall /usr/local/lib/node_modules/reason-cli
> node ./esyInstallRelease.js

error: Error: EACCES: permission denied, mkdir '/usr/local/lib/node_modules/reason-cli/3______________________________________________'
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! reason-cli@3.3.3-linux-1 postinstall: `node ./esyInstallRelease.js`
npm ERR! Exit status 1
npm ERR! 
npm ERR! Failed at the reason-cli@3.3.3-linux-1 postinstall script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

npm ERR! A complete log of this run can be found in:
npm ERR!     /root/.npm/_logs/2018-11-04T09_36_37_822Z-debug.log
lambdef ~ λ