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Merge remote-tracking branch 'origin/master' into flakes

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This commit is contained in:
Eelco Dolstra 2019-03-26 11:44:14 +01:00
commit b5565a7081
36 changed files with 470 additions and 180 deletions
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16
src/libexpr/eval.cc
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@ -131,6 +131,16 @@ std::ostream & operator << (std::ostream & str, const Value & v)
}
const Value *getPrimOp(const Value &v) {
const Value * primOp = &v;
while (primOp->type == tPrimOpApp) {
primOp = primOp->primOpApp.left;
}
assert(primOp->type == tPrimOp);
return primOp;
}
string showType(const Value & v)
{
switch (v.type) {
@ -145,8 +155,10 @@ string showType(const Value & v)
case tApp: return "a function application";
case tLambda: return "a function";
case tBlackhole: return "a black hole";
case tPrimOp: return "a built-in function";
case tPrimOpApp: return "a partially applied built-in function";
case tPrimOp:
return fmt("the built-in function '%s'", string(v.primOp->name));
case tPrimOpApp:
return fmt("the partially applied built-in function '%s'", string(getPrimOp(v)->primOp->name));
case tExternal: return v.external->showType();
case tFloat: return "a float";
}