bool emit_zsh(const nodelist *list)
{
log_debug("zsh", "emitting...");
emit_context context =
{
.emit_mapping_item = emit_mapping_item,
.wrap_collections = false
};
return nodelist_iterate(list, emit_node, &context);
}
static bool emit_mapping_item(Node *key, Node *value, void * context __attribute__((unused)))
{
if(is_scalar(value))
{
log_trace("zsh", "emitting mapping item");
if(!emit_scalar(scalar(key)))
{
log_error("zsh", "uh oh! couldn't emit mapping key");
return false;
}
EMIT(" ");
if(!emit_scalar(scalar(value)))
{
log_error("zsh", "uh oh! couldn't emit mapping value");
return false;
}
EMIT(" ");
}
else
{
log_trace("zsh", "skipping mapping item");
}
return true;
}
bool emit_node(node *each, void *argument)
{
emit_context *context = (emit_context *)argument;
bool result = true;
switch(node_kind(each))
{
case DOCUMENT:
log_trace("shell", "emitting document");
result = emit_node(document_root(each), NULL);
break;
case SCALAR:
result = emit_scalar(each);
EMIT("\n");
break;
case SEQUENCE:
log_trace("shell", "emitting seqence");
MAYBE_EMIT("(");
result = sequence_iterate(each, emit_sequence_item, NULL);
MAYBE_EMIT(")");
EMIT("\n");
break;
case MAPPING:
log_trace("shell", "emitting mapping");
MAYBE_EMIT("(");
result = mapping_iterate(each, context->emit_mapping_item, NULL);
MAYBE_EMIT(")");
EMIT("\n");
break;
case ALIAS:
log_trace("shell", "resolving alias");
result = emit_node(alias_target(each), NULL);
break;
}
fflush(stdout);
return result;
}
static bool emit_node(node *each, void *context)
{
bool result = true;
switch(node_kind(each))
{
case DOCUMENT:
result = emit_document(each, context);
break;
case SCALAR:
result = emit_scalar(each, context);
break;
case SEQUENCE:
result = emit_sequence(each, context);
break;
case MAPPING:
result = emit_mapping(each, context);
break;
case ALIAS:
result = emit_node(alias_target(each), context);
break;
}
return result;
}
