fix bool lexical casts

oops

1 files changed, 23 insertions, 0 deletions

diff --git a/source/core/StarLexicalCast.cpp b/source/core/StarLexicalCast.cpp
index 1387b2e..e607ee5 100644
--- a/source/core/StarLexicalCast.cpp
+++ b/source/core/StarLexicalCast.cpp
@@ -10,4 +10,27 @@ void throwLexicalCastError(std::errc ec, const char* first, const char* last) {
     throw BadLexicalCast(strf("Lexical cast failed on '{}'", str));
 }
 
+template <>
+bool tryLexicalCast(bool& result, const char* first, const char* last) {
+  size_t len = last - first;
+  if (strncmp(first, "true", len) == 0)
+    result = true;
+  else if (strncmp(first, "false", len) != 0)
+    return false;
+
+  result = false;
+  return true;
+}
+
+template <>
+bool lexicalCast(const char* first, const char* last) {
+  size_t len = last - first;
+  if (strncmp(first, "true", len) == 0)
+    return true;
+  else if (strncmp(first, "false", len) != 0)
+    throwLexicalCastError(std::errc(), first, last);
+
+  return false;
+}
+
 }
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