CMakePresets.json: Add matches condition

3 files changed, 50 insertions, 0 deletions

diff --git a/Source/cmCMakePresetsFile.cxx b/Source/cmCMakePresetsFile.cxx
index fbe9fe5..d44dfb3 100644
--- a/Source/cmCMakePresetsFile.cxx
+++ b/Source/cmCMakePresetsFile.cxx
@@ -11,6 +11,8 @@
 
 #include <cm/string_view>
 
+#include "cmsys/RegularExpression.hxx"
+
 #include "cmCMakePresetsFileInternal.h"
 #include "cmStringAlgorithms.h"
 #include "cmSystemTools.h"
@@ -561,6 +563,24 @@ bool cmCMakePresetsFileInternal::InListCondition::Evaluate(
   return true;
 }
 
+bool cmCMakePresetsFileInternal::MatchesCondition::Evaluate(
+  const std::vector<MacroExpander>& expanders, int version,
+  cm::optional<bool>& out) const
+{
+  std::string str = this->String;
+  CHECK_EXPAND(out, str, expanders, version);
+  std::string regexStr = this->Regex;
+  CHECK_EXPAND(out, regexStr, expanders, version);
+
+  cmsys::RegularExpression regex;
+  if (!regex.compile(regexStr)) {
+    return false;
+  }
+
+  out = regex.find(str);
+  return true;
+}
+
 bool cmCMakePresetsFileInternal::AnyAllOfCondition::Evaluate(
   const std::vector<MacroExpander>& expanders, int version,
   cm::optional<bool>& out) const
diff --git a/Source/cmCMakePresetsFileInternal.h b/Source/cmCMakePresetsFileInternal.h
index ffb6ce9..3269276 100644
--- a/Source/cmCMakePresetsFileInternal.h
+++ b/Source/cmCMakePresetsFileInternal.h
@@ -81,6 +81,16 @@ public:
   std::vector<std::string> List;
 };
 
+class MatchesCondition : public cmCMakePresetsFile::Condition
+{
+public:
+  bool Evaluate(const std::vector<MacroExpander>& expanders, int version,
+                cm::optional<bool>& out) const override;
+
+  std::string String;
+  std::string Regex;
+};
+
 class AnyAllOfCondition : public cmCMakePresetsFile::Condition
 {
 public:
diff --git a/Source/cmCMakePresetsFileReadJSON.cxx b/Source/cmCMakePresetsFileReadJSON.cxx
index e26e7b4..403fac6 100644
--- a/Source/cmCMakePresetsFileReadJSON.cxx
+++ b/Source/cmCMakePresetsFileReadJSON.cxx
@@ -93,6 +93,16 @@ auto const InListConditionHelper =
     .Bind("list"_s, &cmCMakePresetsFileInternal::InListCondition::List,
           ConditionStringListHelper, true);
 
+auto const MatchesConditionHelper =
+  cmJSONObjectHelper<cmCMakePresetsFileInternal::MatchesCondition,
+                     ReadFileResult>(ReadFileResult::READ_OK,
+                                     ReadFileResult::INVALID_CONDITION, false)
+    .Bind<std::string>("type"_s, nullptr, ConditionStringHelper, true)
+    .Bind("string"_s, &cmCMakePresetsFileInternal::MatchesCondition::String,
+          ConditionStringHelper, true)
+    .Bind("regex"_s, &cmCMakePresetsFileInternal::MatchesCondition::Regex,
+          ConditionStringHelper, true);
+
 ReadFileResult SubConditionHelper(
   std::unique_ptr<cmCMakePresetsFile::Condition>& out,
   const Json::Value* value);
@@ -177,6 +187,16 @@ ReadFileResult ConditionHelper(
       return ReadFileResult::READ_OK;
     }
 
+    if (type == "matches" || type == "notMatches") {
+      auto c = cm::make_unique<cmCMakePresetsFileInternal::MatchesCondition>();
+      CHECK_OK(MatchesConditionHelper(*c, value));
+      out = std::move(c);
+      if (type == "notMatches") {
+        out = InvertCondition(std::move(out));
+      }
+      return ReadFileResult::READ_OK;
+    }
+
     if (type == "anyOf" || type == "allOf") {
       auto c =
         cm::make_unique<cmCMakePresetsFileInternal::AnyAllOfCondition>();