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Primitives should return Scheme Booleans

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This commit is contained in:
Ian Price 2015-06-15 16:34:42 +01:00
parent e84f839463
commit 4622269e68
1 changed files with 8 additions and 3 deletions
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11
module/language/js-il/runtime.js
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@ -19,6 +19,10 @@ function not_implemented_yet() {
throw "not implemented yet";
};
function coerce_bool(obj) {
return obj ? scheme.TRUE : scheme.FALSE;
};
// Numbers
scheme.primitives.add = function (x, y) {
return x + y;
@ -45,11 +49,12 @@ scheme.primitives.div = function (x, y) {
};
scheme.primitives["="] = function (x, y) {
return x == y;
return coerce_bool(x == y);
};
scheme.primitives["<"] = function (x, y) {
return x < y;
return coerce_bool(x < y);
};
};
scheme.primitives.quo = not_implemented_yet;
@ -98,7 +103,7 @@ scheme.list = function () {
};
scheme.primitives["null?"] = function(obj) {
return scheme.EMPTY == obj;
return coerce_bool(scheme.EMPTY == obj);
};
// Symbols