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mal/js/step0_repl.js
Joel Martin dd7a4f55f3 Test uncaught throw, catchless try* . Fix 46 impls.
Fixes made to: ada, c, chuck, clojure, coffee, common-lisp, cpp,
crystal, d, dart, elm, erlang, es6, factor, fsharp, gnu-smalltalk,
groovy, guile, haxe, hy, js, livescript, matlab, miniMAL, nasm, nim,
objc, objpascal, ocaml, perl, perl6, php, plsql, ps, python, r,
rpython, ruby, scheme, swift3, tcl, ts, vb, vimscript, wasm, yorick.

Catchless try* test is an optional test. Not all implementations
support catchless try* but a number were fixed so they at least don't
crash on catchless try*.
2018-12-12 14:18:26 -06:00

33 lines
636 B
JavaScript

if (typeof module !== 'undefined') {
var readline = require('./node_readline');
var printer = require('./printer');
}
// read
function READ(str) {
return str;
}
// eval
function EVAL(ast, env) {
return ast;
}
// print
function PRINT(exp) {
return exp;
}
// repl
var rep = function(str) { return PRINT(EVAL(READ(str), {})); };
// repl loop
if (typeof require !== 'undefined' && require.main === module) {
// Synchronous node.js commandline mode
while (true) {
var line = readline.readline("user> ");
if (line === null) { break; }
if (line) { printer.println(rep(line)); }
}
}