char*
CFCPerlPod_methods_pod(CFCPerlPod *self, CFCClass *klass) {
const char *class_name = CFCClass_get_class_name(klass);
char *abstract_pod = CFCUtil_strdup("");
char *methods_pod = CFCUtil_strdup("");
for (size_t i = 0; i < self->num_methods; i++) {
NamePod meth_spec = self->methods[i];
CFCMethod *method = CFCClass_method(klass, meth_spec.func);
if (!method) {
method = CFCClass_method(klass, meth_spec.alias);
}
if (!method) {
CFCUtil_die("Can't find method '%s' in class '%s'",
meth_spec.alias, CFCClass_get_class_name(klass));
}
char *meth_pod;
if (meth_spec.pod) {
meth_pod = CFCUtil_sprintf("%s\n", meth_spec.pod);
}
else {
meth_pod
= CFCPerlPod_gen_subroutine_pod(self, (CFCFunction*)method,
meth_spec.alias, klass,
meth_spec.sample, class_name,
false);
}
if (CFCMethod_abstract(method)) {
abstract_pod = CFCUtil_cat(abstract_pod, meth_pod, NULL);
}
else {
methods_pod = CFCUtil_cat(methods_pod, meth_pod, NULL);
}
FREEMEM(meth_pod);
}
char *pod = CFCUtil_strdup("");
if (strlen(abstract_pod)) {
pod = CFCUtil_cat(pod, "=head1 ABSTRACT METHODS\n\n", abstract_pod, NULL);
}
FREEMEM(abstract_pod);
if (strlen(methods_pod)) {
pod = CFCUtil_cat(pod, "=head1 METHODS\n\n", methods_pod, NULL);
}
FREEMEM(methods_pod);
return pod;
}
CFCMethod*
CFCClass_fresh_method(CFCClass *self, const char *sym) {
CFCMethod *method = CFCClass_method(self, sym);
if (method) {
const char *class_name = CFCClass_get_class_name(self);
const char *meth_class_name = CFCMethod_get_class_name(method);
if (strcmp(class_name, meth_class_name) == 0) {
return method;
}
}
return NULL;
}
CFCMethod*
CFCClass_find_novel_method(CFCClass *self, const char *sym) {
if (!self->tree_grown) {
CFCUtil_die("Can't call original_method before grow_tree");
}
CFCClass *ancestor = self;
do {
CFCMethod *method = CFCClass_method(ancestor, sym);
if (method && CFCMethod_novel(method)) {
return method;
}
} while (NULL != (ancestor = CFCClass_get_parent(ancestor)));
return NULL;
}
void
CFCPerlClass_exclude_method(CFCPerlClass *self, const char *meth_name) {
if (!self->client) {
CFCUtil_die("Can't exclude_method %s -- can't find client for %s",
meth_name, self->class_name);
}
CFCMethod *method = CFCClass_method(self->client, meth_name);
if (!method) {
CFCUtil_die("Can't exclude_method %s -- method not found in %s",
meth_name, self->class_name);
}
if (strcmp(CFCMethod_get_class_name(method), self->class_name) != 0) {
CFCUtil_die("Can't exclude_method %s -- method not fresh in %s",
meth_name, self->class_name);
}
CFCMethod_exclude_from_host(method);
}
void
CFCPerlClass_bind_method(CFCPerlClass *self, const char *alias,
const char *meth_name) {
if (!self->client) {
CFCUtil_die("Can't bind_method %s -- can't find client for %s",
alias, self->class_name);
}
CFCMethod *method = CFCClass_method(self->client, meth_name);
if (!method) {
CFCUtil_die("Can't bind_method %s -- can't find method %s in %s",
alias, meth_name, self->class_name);
}
if (strcmp(CFCMethod_get_class_name(method), self->class_name) != 0) {
CFCUtil_die("Can't bind_method %s -- method %s not fresh in %s",
alias, meth_name, self->class_name);
}
CFCMethod_set_host_alias(method, alias);
}
static char*
S_convert_link(cmark_node *link, CFCClass *doc_class, int header_level) {
cmark_node *child = cmark_node_first_child(link);
const char *uri = cmark_node_get_url(link);
char *text = S_nodes_to_pod(child, doc_class, header_level);
char *retval;
if (!CFCUri_is_clownfish_uri(uri)) {
retval = S_pod_link(text, uri);
FREEMEM(text);
return retval;
}
char *new_uri = NULL;
char *new_text = NULL;
CFCUri *uri_obj = CFCUri_new(uri, doc_class);
CFCUriType type = CFCUri_get_type(uri_obj);
switch (type) {
case CFC_URI_ERROR: {
const char *error = CFCUri_get_error(uri_obj);
new_text = CFCUtil_sprintf("[%s]", error);
break;
}
case CFC_URI_NULL:
// Change all instances of NULL to 'undef'
new_text = CFCUtil_strdup("undef");
break;
case CFC_URI_CLASS: {
CFCClass *klass = CFCUri_get_class(uri_obj);
if (klass != doc_class) {
const char *class_name = CFCClass_get_name(klass);
new_uri = CFCUtil_strdup(class_name);
}
if (text[0] == '\0') {
const char *src = CFCClass_included(klass)
? CFCClass_get_name(klass)
: CFCClass_get_struct_sym(klass);
new_text = CFCUtil_strdup(src);
}
break;
}
case CFC_URI_FUNCTION:
case CFC_URI_METHOD: {
CFCClass *klass = CFCUri_get_class(uri_obj);
const char *name = CFCUri_get_callable_name(uri_obj);
// Convert "Err_get_error" to "Clownfish->error".
if (strcmp(CFCClass_full_struct_sym(klass), "cfish_Err") == 0
&& strcmp(name, "get_error") == 0
) {
new_text = CFCUtil_strdup("Clownfish->error");
break;
}
char *perl_name = CFCUtil_strdup(name);
for (size_t i = 0; perl_name[i] != '\0'; ++i) {
perl_name[i] = CFCUtil_tolower(perl_name[i]);
}
// The Perl POD only contains sections for novel methods. Link
// to the class where the method is declared first.
if (type == CFC_URI_METHOD) {
CFCClass *parent = CFCClass_get_parent(klass);
while (parent && CFCClass_method(parent, name)) {
klass = parent;
parent = CFCClass_get_parent(klass);
}
}
if (klass == doc_class) {
new_uri = CFCUtil_sprintf("/%s", perl_name);
}
else {
const char *class_name = CFCClass_get_name(klass);
new_uri = CFCUtil_sprintf("%s/%s", class_name, perl_name);
}
if (text[0] == '\0') {
new_text = CFCUtil_sprintf("%s()", perl_name);
}
FREEMEM(perl_name);
break;
}
case CFC_URI_DOCUMENT: {
CFCDocument *doc = CFCUri_get_document(uri_obj);
const char *path_part = CFCDocument_get_path_part(doc);
new_uri = CFCUtil_global_replace(path_part, CHY_DIR_SEP, "::");
if (text[0] == '\0') {
const char *name = CFCDocument_get_name(doc);
new_text = CFCUtil_strdup(name);
}
break;
}
}
if (new_text) {
FREEMEM(text);
text = new_text;
}
if (new_uri) {
retval = S_pod_link(text, new_uri);
FREEMEM(new_uri);
FREEMEM(text);
}
else {
retval = text;
}
CFCBase_decref((CFCBase*)uri_obj);
return retval;
}
char*
CFCPerlPod_gen_subroutine_pod(CFCCallable *func,
const char *alias, CFCClass *klass,
const char *code_sample,
const char *class_name, int is_constructor) {
const char *func_name = CFCCallable_get_name(func);
// Only allow "public" subs to be exposed as part of the public API.
if (!CFCCallable_public(func)) {
CFCUtil_die("%s#%s is not public", class_name, func_name);
}
char *pod = CFCUtil_sprintf("=head2 %s\n\n", alias);
// Add code sample.
if (!code_sample) {
char *auto_sample
= S_gen_code_sample(func, alias, klass, is_constructor);
pod = CFCUtil_cat(pod, auto_sample, "\n", NULL);
FREEMEM(auto_sample);
}
else {
pod = CFCUtil_cat(pod, code_sample, "\n", NULL);
}
// Get documentation, which may be inherited.
CFCDocuComment *docucomment = CFCCallable_get_docucomment(func);
if (!docucomment) {
CFCClass *parent = klass;
while (NULL != (parent = CFCClass_get_parent(parent))) {
CFCCallable *parent_func
= (CFCCallable*)CFCClass_method(parent, func_name);
if (!parent_func) { break; }
docucomment = CFCCallable_get_docucomment(parent_func);
if (docucomment) { break; }
}
}
if (!docucomment) {
return pod;
}
// Incorporate "description" text from DocuComment.
const char *long_doc = CFCDocuComment_get_description(docucomment);
if (long_doc && strlen(long_doc)) {
char *perlified = CFCPerlPod_md_to_pod(long_doc, klass, 3);
pod = CFCUtil_cat(pod, perlified, NULL);
FREEMEM(perlified);
}
// Add params in a list.
const char**param_names = CFCDocuComment_get_param_names(docucomment);
const char**param_docs = CFCDocuComment_get_param_docs(docucomment);
if (param_names[0]) {
pod = CFCUtil_cat(pod, "=over\n\n", NULL);
for (size_t i = 0; param_names[i] != NULL; i++) {
char *perlified = CFCPerlPod_md_to_pod(param_docs[i], klass, 3);
pod = CFCUtil_cat(pod, "=item *\n\nB<", param_names[i], "> - ",
perlified, NULL);
FREEMEM(perlified);
}
pod = CFCUtil_cat(pod, "=back\n\n", NULL);
}
// Add return value description, if any.
const char *retval_doc = CFCDocuComment_get_retval(docucomment);
if (retval_doc && strlen(retval_doc)) {
char *perlified = CFCPerlPod_md_to_pod(retval_doc, klass, 3);
pod = CFCUtil_cat(pod, "Returns: ", perlified, NULL);
FREEMEM(perlified);
}
return pod;
}
char*
CFCPerlPod_methods_pod(CFCPerlPod *self, CFCClass *klass) {
const char *class_name = CFCClass_get_name(klass);
char *abstract_pod = CFCUtil_strdup("");
char *methods_pod = CFCUtil_strdup("");
// Start with methods that don't map to a Clownfish method.
for (size_t i = 0; i < self->num_methods; i++) {
NamePod meth_spec = self->methods[i];
CFCMethod *method = CFCClass_method(klass, meth_spec.func);
if (method) { continue; }
if (!meth_spec.pod) {
CFCUtil_die("No POD specified for method '%s' in class '%s'",
meth_spec.alias, CFCClass_get_name(klass));
}
methods_pod = CFCUtil_cat(methods_pod, meth_spec.pod, "\n", NULL);
}
CFCMethod **fresh_methods = CFCClass_fresh_methods(klass);
for (int meth_num = 0; fresh_methods[meth_num] != NULL; meth_num++) {
CFCMethod *method = fresh_methods[meth_num];
const char *name = CFCMethod_get_name(method);
char *meth_pod = NULL;
// Try to find custom POD for method.
NamePod *meth_spec = NULL;
for (size_t j = 0; j < self->num_methods; j++) {
NamePod *candidate = &self->methods[j];
const char *other_name = candidate->func;
if (other_name && strcmp(other_name, name) == 0) {
meth_spec = candidate;
break;
}
}
if (meth_spec) {
// Found custom POD.
if (meth_spec->pod) {
meth_pod = CFCUtil_sprintf("%s\n", meth_spec->pod);
}
else {
meth_pod
= CFCPerlPod_gen_subroutine_pod((CFCCallable*)method,
meth_spec->alias, klass,
meth_spec->sample,
class_name, false);
}
}
else {
// No custom POD found. Add POD for public methods with Perl
// bindings.
if (!CFCMethod_public(method)
|| CFCMethod_excluded_from_host(method)
|| !CFCMethod_can_be_bound(method)
) {
continue;
}
// Only add POD for novel methods and the first implementation
// of abstract methods.
if (!CFCMethod_novel(method)) {
if (CFCMethod_abstract(method)) { continue; }
CFCClass *parent = CFCClass_get_parent(klass);
CFCMethod *parent_method = CFCClass_method(parent, name);
if (!CFCMethod_abstract(parent_method)) { continue; }
}
char *perl_name = CFCPerlMethod_perl_name(method);
meth_pod
= CFCPerlPod_gen_subroutine_pod((CFCCallable*)method,
perl_name, klass, NULL,
class_name, false);
FREEMEM(perl_name);
}
if (CFCMethod_abstract(method)) {
abstract_pod = CFCUtil_cat(abstract_pod, meth_pod, NULL);
}
else {
methods_pod = CFCUtil_cat(methods_pod, meth_pod, NULL);
}
FREEMEM(meth_pod);
}
char *pod = CFCUtil_strdup("");
if (strlen(abstract_pod)) {
pod = CFCUtil_cat(pod, "=head1 ABSTRACT METHODS\n\n", abstract_pod, NULL);
}
FREEMEM(abstract_pod);
if (strlen(methods_pod)) {
pod = CFCUtil_cat(pod, "=head1 METHODS\n\n", methods_pod, NULL);
}
FREEMEM(methods_pod);
return pod;
}
static void
S_resolve(CFCUri *self, const char *parcel, const char *struct_sym,
const char *callable) {
// Try to find a CFCClass.
CFCClass *doc_class = self->doc_class;
CFCClass *klass = NULL;
if (parcel) {
char *full_struct_sym = CFCUtil_sprintf("%s_%s", parcel, struct_sym);
klass = CFCClass_fetch_by_struct_sym(full_struct_sym);
FREEMEM(full_struct_sym);
}
else if (struct_sym && doc_class) {
const char *prefix = CFCClass_get_prefix(doc_class);
char *full_struct_sym = CFCUtil_sprintf("%s%s", prefix, struct_sym);
klass = CFCClass_fetch_by_struct_sym(full_struct_sym);
FREEMEM(full_struct_sym);
}
else if (callable) {
klass = doc_class;
}
if (klass) {
if (!CFCClass_public(klass)) {
CFCUtil_warn("Non-public class '%s' in Clownfish URI: %s",
CFCClass_get_struct_sym(klass), self->string);
}
self->type = CFC_URI_CLASS;
self->klass = klass;
CFCBase_incref((CFCBase*)klass);
if (callable) {
if (islower(callable[0])) {
CFCFunction *function = CFCClass_function(klass, callable);
if (!function) {
CFCUtil_warn("Unknown function '%s' in Clownfish URI: %s",
callable, self->string);
}
else if (!CFCFunction_public(function)) {
CFCUtil_warn("Non-public function '%s' in Clownfish URI:"
" %s", callable, self->string);
}
self->type = CFC_URI_FUNCTION;
self->callable = CFCUtil_strdup(callable);
}
else {
CFCMethod *method = CFCClass_method(klass, callable);
if (!method) {
CFCUtil_warn("Unknown method '%s' in Clownfish URI: %s",
callable, self->string);
}
else if (!CFCMethod_public(method)) {
CFCUtil_warn("Non-public method '%s' in Clownfish URI:"
" %s", callable, self->string);
}
self->type = CFC_URI_METHOD;
self->callable = CFCUtil_strdup(callable);
}
}
return;
}
// Try to find a CFCDocument.
if (!parcel && struct_sym && !callable) {
CFCDocument *doc = CFCDocument_fetch(struct_sym);
if (doc) {
self->type = CFC_URI_DOCUMENT;
self->document = doc;
CFCBase_incref((CFCBase*)doc);
return;
}
}
S_set_error(self, "Couldn't resolve Clownfish URI");
}
static void
S_bequeath_methods(CFCClass *self) {
for (size_t child_num = 0; self->children[child_num] != NULL; child_num++) {
CFCClass *child = self->children[child_num];
// Create array of methods, preserving exact order so vtables match up.
size_t num_methods = 0;
size_t max_methods = self->num_methods + child->num_methods;
CFCMethod **methods = (CFCMethod**)MALLOCATE(
(max_methods + 1) * sizeof(CFCMethod*));
// Gather methods which child inherits or overrides.
for (size_t i = 0; i < self->num_methods; i++) {
CFCMethod *method = self->methods[i];
const char *macro_sym = CFCMethod_get_macro_sym(method);
CFCMethod *child_method = CFCClass_method(child, macro_sym);
if (child_method) {
CFCMethod_override(child_method, method);
methods[num_methods++] = child_method;
}
else {
methods[num_methods++] = method;
}
}
// Append novel child methods to array. Child methods which were just
// marked via CFCMethod_override() a moment ago are skipped.
for (size_t i = 0; i < child->num_methods; i++) {
CFCMethod *method = child->methods[i];
if (CFCMethod_novel(method)) {
methods[num_methods++] = method;
}
}
methods[num_methods] = NULL;
// Manage refcounts and assign new array. Transform to final methods
// if child class is a final class.
if (child->is_final) {
for (size_t i = 0; i < num_methods; i++) {
if (CFCMethod_final(methods[i])) {
CFCBase_incref((CFCBase*)methods[i]);
}
else {
methods[i] = CFCMethod_finalize(methods[i]);
}
}
}
else {
for (size_t i = 0; i < num_methods; i++) {
CFCBase_incref((CFCBase*)methods[i]);
}
}
for (size_t i = 0; i < child->num_methods; i++) {
CFCBase_decref((CFCBase*)child->methods[i]);
}
FREEMEM(child->methods);
child->methods = methods;
child->num_methods = num_methods;
// Pass it all down to the next generation.
S_bequeath_methods(child);
child->tree_grown = true;
}
}
char*
CFCPerlPod_gen_subroutine_pod(CFCPerlPod *self, CFCFunction *func,
const char *alias, CFCClass *klass,
const char *code_sample,
const char *class_name, int is_constructor) {
// Only allow "public" subs to be exposed as part of the public API.
if (!CFCFunction_public(func)) {
CFCUtil_die("%s#%s is not public", class_name, alias);
}
CFCParamList *param_list = CFCFunction_get_param_list(func);
int num_vars = (int)CFCParamList_num_vars(param_list);
char *pod = CFCUtil_sprintf("=head2 %s", alias);
// Get documentation, which may be inherited.
CFCDocuComment *docucomment = CFCFunction_get_docucomment(func);
if (!docucomment) {
const char *micro_sym = CFCFunction_micro_sym(func);
CFCClass *parent = klass;
while (NULL != (parent = CFCClass_get_parent(parent))) {
CFCFunction *parent_func
= (CFCFunction*)CFCClass_method(parent, micro_sym);
if (!parent_func) { break; }
docucomment = CFCFunction_get_docucomment(parent_func);
if (docucomment) { break; }
}
}
if (!docucomment) {
CFCUtil_die("No DocuComment for '%s' in '%s'", alias, class_name);
}
// Build string summarizing arguments to use in header.
if (num_vars > 2 || (is_constructor && num_vars > 1)) {
pod = CFCUtil_cat(pod, "( I<[labeled params]> )\n\n", NULL);
}
else if (num_vars == 2) {
// Kill self param.
const char *name_list = CFCParamList_name_list(param_list);
const char *after_comma = strchr(name_list, ',') + 1;
while (isspace(*after_comma)) { after_comma++; }
pod = CFCUtil_cat(pod, "(", after_comma, ")\n\n", NULL);
}
else {
// num_args == 1, leave off 'self'.
pod = CFCUtil_cat(pod, "()\n\n", NULL);
}
// Add code sample.
if (code_sample && strlen(code_sample)) {
pod = CFCUtil_cat(pod, code_sample, "\n", NULL);
}
// Incorporate "description" text from DocuComment.
const char *long_doc = CFCDocuComment_get_description(docucomment);
if (long_doc && strlen(long_doc)) {
char *perlified = CFCPerlPod_md_to_pod(self, klass, long_doc);
pod = CFCUtil_cat(pod, perlified, NULL);
FREEMEM(perlified);
}
// Add params in a list.
const char**param_names = CFCDocuComment_get_param_names(docucomment);
const char**param_docs = CFCDocuComment_get_param_docs(docucomment);
if (param_names[0]) {
pod = CFCUtil_cat(pod, "=over\n\n", NULL);
for (size_t i = 0; param_names[i] != NULL; i++) {
char *perlified = CFCPerlPod_md_to_pod(self, klass, param_docs[i]);
pod = CFCUtil_cat(pod, "=item *\n\nB<", param_names[i], "> - ",
perlified, NULL);
FREEMEM(perlified);
}
pod = CFCUtil_cat(pod, "=back\n\n", NULL);
}
// Add return value description, if any.
const char *retval_doc = CFCDocuComment_get_retval(docucomment);
if (retval_doc && strlen(retval_doc)) {
char *perlified = CFCPerlPod_md_to_pod(self, klass, retval_doc);
pod = CFCUtil_cat(pod, "Returns: ", perlified, NULL);
FREEMEM(perlified);
}
return pod;
}