nl_tokens: Returns the library list from the contrib file
pl_tokens: async function ( ) { let contrib_json_path = this . getContribFileName ( ) ; if ( ! await fs . existsAsync ( contrib_json_path ) ) { return { version : qx . tool . <mask> . ConfigSchemas . lockfile . version , libraries : [ ] } ; } return qx . tool . compiler . utils . Json . loadJsonAsync ( contrib_json_path ) ; }