Add integer types to Pipeline::operator<<

ChangeLog

@@ -1,3 +1,9 @@
+2022-06-05  Jay Berkenbilt  <ejb@ql.org>
+
+        * Add integer types to pipeline's operator<<: short, int, long,
+        long long, unsigned short, unsigned int, unsigned long, unsigned
+        long long.
+
 2022-05-30  Jay Berkenbilt  <ejb@ql.org>
 
         * qpdf JSON is now at version 2. New command-line arguments:

include/qpdf/Pipeline.hh

@@ -86,6 +86,24 @@ class QPDF_DLL_CLASS Pipeline
     Pipeline& operator<<(char const* cstr);
     QPDF_DLL
     Pipeline& operator<<(std::string const&);
+    // Calls QUtil::int_to_string
+    QPDF_DLL
+    Pipeline& operator<<(short);
+    QPDF_DLL
+    Pipeline& operator<<(int);
+    QPDF_DLL
+    Pipeline& operator<<(long);
+    QPDF_DLL
+    Pipeline& operator<<(long long);
+    // Calls QUtil::uint_to_string
+    QPDF_DLL
+    Pipeline& operator<<(unsigned short);
+    QPDF_DLL
+    Pipeline& operator<<(unsigned int);
+    QPDF_DLL
+    Pipeline& operator<<(unsigned long);
+    QPDF_DLL
+    Pipeline& operator<<(unsigned long long);
 
     // Overloaded write to reduce casting
     QPDF_DLL

libqpdf/Pipeline.cc

@@ -1,5 +1,7 @@
 #include <qpdf/Pipeline.hh>
 
+#include <qpdf/QUtil.hh>
+
 #include <cstring>
 #include <stdexcept>
 
@@ -52,6 +54,62 @@ Pipeline::operator<<(std::string const& str)
     return *this;
 }
 
+Pipeline&
+Pipeline::operator<<(short i)
+{
+    this->writeString(QUtil::int_to_string(i));
+    return *this;
+}
+
+Pipeline&
+Pipeline::operator<<(int i)
+{
+    this->writeString(QUtil::int_to_string(i));
+    return *this;
+}
+
+Pipeline&
+Pipeline::operator<<(long i)
+{
+    this->writeString(QUtil::int_to_string(i));
+    return *this;
+}
+
+Pipeline&
+Pipeline::operator<<(long long i)
+{
+    this->writeString(QUtil::int_to_string(i));
+    return *this;
+}
+
+Pipeline&
+Pipeline::operator<<(unsigned short i)
+{
+    this->writeString(QUtil::uint_to_string(i));
+    return *this;
+}
+
+Pipeline&
+Pipeline::operator<<(unsigned int i)
+{
+    this->writeString(QUtil::uint_to_string(i));
+    return *this;
+}
+
+Pipeline&
+Pipeline::operator<<(unsigned long i)
+{
+    this->writeString(QUtil::uint_to_string(i));
+    return *this;
+}
+
+Pipeline&
+Pipeline::operator<<(unsigned long long i)
+{
+    this->writeString(QUtil::uint_to_string(i));
+    return *this;
+}
+
 void
 Pipeline::write(char const* data, size_t len)
 {

manual/release-notes.rst

@@ -145,7 +145,8 @@ For a detailed list of changes, please see the file
 
       - ``writeString``: writes a std::string
 
-      - ``operator <<``: for null-terminated C strings and std::strings
+      - ``operator <<``: for null-terminated C strings, std::strings,
+        and integer types
 
     - Add new ``Pipeline`` type ``Pl_OStream`` to write to a
       ``std::ostream``.