Common PureScript code for the core implementation of PureScript editor plugins for JavaScript-based editors, i.e. atom-ide-purescript and vscode-ide-purescript.
Makes use of purescript-psc-ide to launch and
connect to purs ide server, which provides editor services (based on PureScript compiler API and
particularly compiler "externs" files) supporting completion, type info, search, pursuit, etc.
Also wraps the PureScript compiler JSON output.