[vcpkg] Reorganize some parsing functions.

1 files changed, 33 insertions, 0 deletions

diff --git a/toolsrc/src/vcpkg_Parse.cpp b/toolsrc/src/vcpkg_Parse.cpp
index 659af2939..118cde900 100644
--- a/toolsrc/src/vcpkg_Parse.cpp
+++ b/toolsrc/src/vcpkg_Parse.cpp
@@ -44,4 +44,37 @@ namespace vcpkg::Parse
         }
         return nullptr;
     }
+
+    std::vector<std::string> parse_comma_list(const std::string& str)
+    {
+        if (str.empty())
+        {
+            return {};
+        }
+
+        std::vector<std::string> out;
+
+        size_t cur = 0;
+        do
+        {
+            auto pos = str.find(',', cur);
+            if (pos == std::string::npos)
+            {
+                out.push_back(str.substr(cur));
+                break;
+            }
+            out.push_back(str.substr(cur, pos - cur));
+
+            // skip comma and space
+            ++pos;
+            if (str[pos] == ' ')
+            {
+                ++pos;
+            }
+
+            cur = pos;
+        } while (cur != std::string::npos);
+
+        return out;
+    }
 }