From a5c3fddfe7bc4f765a0efdd9b109709f2fb4ae9c Mon Sep 17 00:00:00 2001
From: Alexander Karatarakis <alkarata@microsoft.com>
Date: Fri, 16 Dec 2016 16:02:19 -0800
Subject: Add Strings::trim_all_and_remove_whitespace_strings()

---
 toolsrc/src/vcpkg_Strings.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'toolsrc/src')

diff --git a/toolsrc/src/vcpkg_Strings.cpp b/toolsrc/src/vcpkg_Strings.cpp
index 4859a480b..403900dae 100644
--- a/toolsrc/src/vcpkg_Strings.cpp
+++ b/toolsrc/src/vcpkg_Strings.cpp
@@ -9,6 +9,7 @@
 
 namespace vcpkg {namespace Strings {namespace details
 {
+    // To disambiguate between two overloads
     static const auto isspace = [](const char c)
     {
         return std::isspace(c);
@@ -105,4 +106,13 @@ namespace vcpkg {namespace Strings
         auto whitespace_back = std::find_if_not(s.rbegin(), s.rend(), details::isspace).base();
         return (whitespace_back <= whitespace_front ? std::string() : std::string(whitespace_front, whitespace_back));
     }
+
+    void trim_all_and_remove_whitespace_strings(std::vector<std::string>* strings)
+    {
+        strings->erase(std::remove_if(strings->begin(), strings->end(), [](std::string& s)-> bool
+                                      {
+                                          trim(&s);
+                                          return s == "";
+                                      }), strings->end());
+    }
 }}
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