static char*
S_camel_to_lower(const char *camel) {
if (camel[0] == '\0') { return CFCUtil_strdup(""); }
size_t alloc = 1;
for (size_t i = 1; camel[i]; i++) {
if (CFCUtil_isupper(camel[i]) && CFCUtil_islower(camel[i+1])) {
alloc += 1;
}
alloc += 1;
}
char *lower = (char*)MALLOCATE(alloc + 1);
lower[0] = CFCUtil_tolower(camel[0]);
size_t j = 1;
for (size_t i = 1; camel[i]; i++) {
// Only insert underscore if next char is lowercase.
if (CFCUtil_isupper(camel[i]) && CFCUtil_islower(camel[i+1])) {
lower[j++] = '_';
}
lower[j++] = CFCUtil_tolower(camel[i]);
}
lower[j] = '\0';
return lower;
}
CFCClass*
CFCParcel_class_by_full_sym(CFCParcel *self, const char *full_struct_sym) {
size_t prefix_len = 0;
size_t sym_len = strlen(full_struct_sym);
while (prefix_len < sym_len
&& !CFCUtil_isupper(full_struct_sym[prefix_len])
) {
prefix_len += 1;
}
if (!prefix_len) {
CFCUtil_die("Full struct symbol '%s' has invalid prefix",
full_struct_sym);
}
return S_class_by_struct_sym_prereq(self, full_struct_sym, prefix_len);
}