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mal/impls/livescript/step1_read_print.ls
Joel Martin 8a19f60386 Move implementations into impls/ dir
- Reorder README to have implementation list after "learning tool"
  bullet.

- This also moves tests/ and libs/ into impls. It would be preferrable
  to have these directories at the top level.  However, this causes
  difficulties with the wasm implementations which need pre-open
  directories and have trouble with paths starting with "../../". So
  in lieu of that, symlink those directories to the top-level.

- Move the run_argv_test.sh script into the tests directory for
  general hygiene.
2020-02-10 23:50:16 -06:00

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readline = require './node_readline'
{id} = require 'prelude-ls'
{read_str, OnlyComment} = require './reader'
{pr_str} = require './printer'
EVAL = id
rep = (line) -> pr_str EVAL read_str line
loop
line = readline.readline 'user> '
break if not line? or line == ''
try
console.log rep line
catch {message}: ex
if ex not instanceof OnlyComment
console.log message