Skip to content

Commit

Permalink
Remove old HYPER implementation
Browse files Browse the repository at this point in the history
  • Loading branch information
@lizmat
lizmat committed Nov 9, 2018
1 parent 73eb297 commit 194daab
Showing 1 changed file with 1 addition and 129 deletions.
130 changes: 1 addition & 129 deletions src/core/metaops.pm6
View file
Expand Up @@ -522,138 +522,10 @@ sub METAOP_HYPER_PREFIX(\op) {

sub METAOP_HYPER_CALL(\list, |args) { deepmap(-> $c { $c(|args) }, list) }

proto sub HYPER(\operator, :$dwim-left, :$dwim-right, |c) {
sub HYPER(\operator, :$dwim-left, :$dwim-right, |c) {
Hyper.new(operator, :$dwim-left, :$dwim-right).infix(|c)
}

multi sub HYPER(&op, \left, \right, :$dwim-left, :$dwim-right) {
op(left, right);
}

multi sub HYPER(&op, Associative:D \left, Associative:D \right, :$dwim-left, :$dwim-right) {
my %keyset;
if !$dwim-left {
%keyset{$_} = 1 for left.keys;
}
else {
%keyset{$_} = 1 if right.EXISTS-KEY($_) for left.keys;
}
if !$dwim-right {
%keyset{$_} = 1 for right.keys;
}
my @keys = %keyset.keys;
my \result := left.WHAT.new.STORE(
(quietly @keys Z=>
HYPER(&op,left{@keys},right{@keys},:$dwim-left,:$dwim-right)
),
:INITIALIZE
);
nqp::iscont(left) ?? result.item !! result;
}

multi sub HYPER(&op, Associative:D \left, Iterable:D \right, :$dwim-left, :$dwim-right) {
die "{left.^name} {&op.name} {right.^name} can never work reliably:
the order of keys in {left.^name} is indeterminate"
}
multi sub HYPER(&op, Associative:D \left, \right, :$dwim-left, :$dwim-right) {
my @keys = left.keys;
my \result := left.WHAT.new.STORE(
(@keys Z=> HYPER(&op,left{@keys},right,:$dwim-left,:$dwim-right)),
:INITIALIZE
);
nqp::iscont(left) ?? result.item !! result;
}

multi sub HYPER(&op, Iterable:D \left, Associative:D \right, :$dwim-left, :$dwim-right) {
die "{left.^name} {&op.name} {right.^name} can never work reliably:
the order of keys in {right.^name} is indeterminate"
}
multi sub HYPER(&op, \left, Associative:D \right, :$dwim-left, :$dwim-right) {
my @keys = right.keys;
my \result := right.WHAT.new.STORE(
(@keys Z=> HYPER(&op,left,right{@keys},:$dwim-left,:$dwim-right)),
:INITIALIZE
);
nqp::iscont(right) ?? result.item !! result;
}

multi sub HYPER(&operator, Positional:D \left, \right, :$dwim-left, :$dwim-right) {
my @result;
X::HyperOp::Infinite.new(:side<left>, :&operator).throw if left.is-lazy;
my int $elems = left.elems;
X::HyperOp::NonDWIM.new(:&operator, :left-elems($elems), :right-elems(1), :recursing(?(callframe(2).code andthen .name eq 'HYPER'))).throw
unless $elems == 1 or $elems > 1 and $dwim-right or $elems == 0 and $dwim-left || $dwim-right;
my \lefti := left.iterator;
my int $i = 0;
until nqp::eqaddr((my \value := lefti.pull-one),IterationEnd) {
@result[$i++] := HYPER(&operator, value, right, :$dwim-left, :$dwim-right);
}
# Coerce to the original type if it's a subtype of List
my $type = nqp::istype(left, List) ?? left.WHAT !! List;
nqp::iscont(left) ?? $type(|@result.eager).item !! $type(|@result.eager)
}

multi sub HYPER(&operator, \left, Positional:D \right, :$dwim-left, :$dwim-right) {
my @result;
X::HyperOp::Infinite.new(:side<right>, :&operator).throw if right.is-lazy;
my int $elems = right.elems;
X::HyperOp::NonDWIM.new(:&operator, :left-elems(1), :right-elems($elems), :recursing(?(callframe(3).code andthen .name eq 'HYPER'))).throw
unless $elems == 1 or $elems > 1 and $dwim-left or $elems == 0 and $dwim-left || $dwim-right;
my \righti := right.iterator;
my int $i = 0;
until nqp::eqaddr((my \value := righti.pull-one),IterationEnd) {
@result[$i++] := HYPER(&operator, left, value, :$dwim-left, :$dwim-right);
}
# Coerce to the original type if it's a subtype of List
my $type = nqp::istype(right, List) ?? right.WHAT !! List;
nqp::iscont(right) ?? $type(|@result.eager).item !! $type(|@result.eager)
}

multi sub HYPER(&operator, Iterable:D \left, Iterable:D \right, :$dwim-left, :$dwim-right) {
my \left-iterator = left.iterator;
my \right-iterator = right.iterator;

# Check whether any side is lazy. They must not be to proceed.
if left-iterator.is-lazy {
X::HyperOp::Infinite.new(:side<both>, :&operator).throw if right-iterator.is-lazy;
X::HyperOp::Infinite.new(:side<left>, :&operator).throw if not $dwim-left or $dwim-right;
}
X::HyperOp::Infinite.new(:side<right>, :&operator).throw if right-iterator.is-lazy and
(not $dwim-right or $dwim-left);

my \lefti := Rakudo::Iterator.DWIM(left-iterator);
my \righti := Rakudo::Iterator.DWIM(right-iterator);

my \result := nqp::create(IterationBuffer);
loop {
my \leftv := lefti.pull-one;
my \rightv := righti.pull-one;

X::HyperOp::NonDWIM.new(:&operator, :left-elems(lefti.count-elems), :right-elems(righti.count-elems), :recursing(?(callframe(3).code andthen .name eq 'HYPER'))).throw
if !$dwim-left and !$dwim-right and (lefti.ended != righti.ended);

last if ($dwim-left and $dwim-right) ?? (lefti.ended and righti.ended) !!
(($dwim-left or lefti.ended) and ($dwim-right or righti.ended));
last if $++ == 0 and ($dwim-left and lefti.ended or $dwim-right and righti.ended);

nqp::push(result,HYPER(&operator, leftv, rightv, :$dwim-left, :$dwim-right));
}

# Coerce to the original type
my $type = nqp::istype(left, List) ?? left.WHAT !! List; # keep subtypes of List
my \retval = $type.new;
nqp::bindattr(retval, List, '$!reified', result);
nqp::iscont(left) ?? retval.item !! retval;
}

multi sub HYPER(\op, \obj) {
nqp::if(
nqp::can(op,"nodal"),
nodemap(op, obj),
deepmap(op,obj)
)
}

proto sub deepmap($, $, *%) {*}
multi sub deepmap(\op, \obj) {
Rakudo::Internals.coremap(op, obj, :deep)
Expand Down

0 comments on commit 194daab

Please sign in to comment.