Move more functionality from the LanguageRuntimes to the Languages.
llvm-svn: 246616
diff --git a/lldb/source/Plugins/Language/ObjC/ObjCLanguage.cpp b/lldb/source/Plugins/Language/ObjC/ObjCLanguage.cpp
index 8f21c46..3f37050 100644
--- a/lldb/source/Plugins/Language/ObjC/ObjCLanguage.cpp
+++ b/lldb/source/Plugins/Language/ObjC/ObjCLanguage.cpp
@@ -11,6 +11,7 @@
#include "lldb/Core/ConstString.h"
#include "lldb/Core/PluginManager.h"
+#include "lldb/Core/StreamString.h"
using namespace lldb;
using namespace lldb_private;
@@ -66,3 +67,234 @@
return nullptr;
}
}
+
+void
+ObjCLanguage::MethodName::Clear()
+{
+ m_full.Clear();
+ m_class.Clear();
+ m_category.Clear();
+ m_selector.Clear();
+ m_type = eTypeUnspecified;
+ m_category_is_valid = false;
+}
+
+bool
+ObjCLanguage::MethodName::SetName (const char *name, bool strict)
+{
+ Clear();
+ if (name && name[0])
+ {
+ // If "strict" is true. then the method must be specified with a
+ // '+' or '-' at the beginning. If "strict" is false, then the '+'
+ // or '-' can be omitted
+ bool valid_prefix = false;
+
+ if (name[0] == '+' || name[0] == '-')
+ {
+ valid_prefix = name[1] == '[';
+ if (name[0] == '+')
+ m_type = eTypeClassMethod;
+ else
+ m_type = eTypeInstanceMethod;
+ }
+ else if (!strict)
+ {
+ // "strict" is false, the name just needs to start with '['
+ valid_prefix = name[0] == '[';
+ }
+
+ if (valid_prefix)
+ {
+ int name_len = strlen (name);
+ // Objective C methods must have at least:
+ // "-[" or "+[" prefix
+ // One character for a class name
+ // One character for the space between the class name
+ // One character for the method name
+ // "]" suffix
+ if (name_len >= (5 + (strict ? 1 : 0)) && name[name_len - 1] == ']')
+ {
+ m_full.SetCStringWithLength(name, name_len);
+ }
+ }
+ }
+ return IsValid(strict);
+}
+
+const ConstString &
+ObjCLanguage::MethodName::GetClassName ()
+{
+ if (!m_class)
+ {
+ if (IsValid(false))
+ {
+ const char *full = m_full.GetCString();
+ const char *class_start = (full[0] == '[' ? full + 1 : full + 2);
+ const char *paren_pos = strchr (class_start, '(');
+ if (paren_pos)
+ {
+ m_class.SetCStringWithLength (class_start, paren_pos - class_start);
+ }
+ else
+ {
+ // No '(' was found in the full name, we can definitively say
+ // that our category was valid (and empty).
+ m_category_is_valid = true;
+ const char *space_pos = strchr (full, ' ');
+ if (space_pos)
+ {
+ m_class.SetCStringWithLength (class_start, space_pos - class_start);
+ if (!m_class_category)
+ {
+ // No category in name, so we can also fill in the m_class_category
+ m_class_category = m_class;
+ }
+ }
+ }
+ }
+ }
+ return m_class;
+}
+
+const ConstString &
+ObjCLanguage::MethodName::GetClassNameWithCategory ()
+{
+ if (!m_class_category)
+ {
+ if (IsValid(false))
+ {
+ const char *full = m_full.GetCString();
+ const char *class_start = (full[0] == '[' ? full + 1 : full + 2);
+ const char *space_pos = strchr (full, ' ');
+ if (space_pos)
+ {
+ m_class_category.SetCStringWithLength (class_start, space_pos - class_start);
+ // If m_class hasn't been filled in and the class with category doesn't
+ // contain a '(', then we can also fill in the m_class
+ if (!m_class && strchr (m_class_category.GetCString(), '(') == NULL)
+ {
+ m_class = m_class_category;
+ // No '(' was found in the full name, we can definitively say
+ // that our category was valid (and empty).
+ m_category_is_valid = true;
+
+ }
+ }
+ }
+ }
+ return m_class_category;
+}
+
+const ConstString &
+ObjCLanguage::MethodName::GetSelector ()
+{
+ if (!m_selector)
+ {
+ if (IsValid(false))
+ {
+ const char *full = m_full.GetCString();
+ const char *space_pos = strchr (full, ' ');
+ if (space_pos)
+ {
+ ++space_pos; // skip the space
+ m_selector.SetCStringWithLength (space_pos, m_full.GetLength() - (space_pos - full) - 1);
+ }
+ }
+ }
+ return m_selector;
+}
+
+const ConstString &
+ObjCLanguage::MethodName::GetCategory ()
+{
+ if (!m_category_is_valid && !m_category)
+ {
+ if (IsValid(false))
+ {
+ m_category_is_valid = true;
+ const char *full = m_full.GetCString();
+ const char *class_start = (full[0] == '[' ? full + 1 : full + 2);
+ const char *open_paren_pos = strchr (class_start, '(');
+ if (open_paren_pos)
+ {
+ ++open_paren_pos; // Skip the open paren
+ const char *close_paren_pos = strchr (open_paren_pos, ')');
+ if (close_paren_pos)
+ m_category.SetCStringWithLength (open_paren_pos, close_paren_pos - open_paren_pos);
+ }
+ }
+ }
+ return m_category;
+}
+
+ConstString
+ObjCLanguage::MethodName::GetFullNameWithoutCategory (bool empty_if_no_category)
+{
+ if (IsValid(false))
+ {
+ if (HasCategory())
+ {
+ StreamString strm;
+ if (m_type == eTypeClassMethod)
+ strm.PutChar('+');
+ else if (m_type == eTypeInstanceMethod)
+ strm.PutChar('-');
+ strm.Printf("[%s %s]", GetClassName().GetCString(), GetSelector().GetCString());
+ return ConstString(strm.GetString().c_str());
+ }
+
+ if (!empty_if_no_category)
+ {
+ // Just return the full name since it doesn't have a category
+ return GetFullName();
+ }
+ }
+ return ConstString();
+}
+
+size_t
+ObjCLanguage::MethodName::GetFullNames (std::vector<ConstString> &names, bool append)
+{
+ if (!append)
+ names.clear();
+ if (IsValid(false))
+ {
+ StreamString strm;
+ const bool is_class_method = m_type == eTypeClassMethod;
+ const bool is_instance_method = m_type == eTypeInstanceMethod;
+ const ConstString &category = GetCategory();
+ if (is_class_method || is_instance_method)
+ {
+ names.push_back (m_full);
+ if (category)
+ {
+ strm.Printf("%c[%s %s]",
+ is_class_method ? '+' : '-',
+ GetClassName().GetCString(),
+ GetSelector().GetCString());
+ names.push_back(ConstString(strm.GetString().c_str()));
+ }
+ }
+ else
+ {
+ const ConstString &class_name = GetClassName();
+ const ConstString &selector = GetSelector();
+ strm.Printf("+[%s %s]", class_name.GetCString(), selector.GetCString());
+ names.push_back(ConstString(strm.GetString().c_str()));
+ strm.Clear();
+ strm.Printf("-[%s %s]", class_name.GetCString(), selector.GetCString());
+ names.push_back(ConstString(strm.GetString().c_str()));
+ strm.Clear();
+ if (category)
+ {
+ strm.Printf("+[%s(%s) %s]", class_name.GetCString(), category.GetCString(), selector.GetCString());
+ names.push_back(ConstString(strm.GetString().c_str()));
+ strm.Clear();
+ strm.Printf("-[%s(%s) %s]", class_name.GetCString(), category.GetCString(), selector.GetCString());
+ names.push_back(ConstString(strm.GetString().c_str()));
+ }
+ }
+ }
+ return names.size();
+}