From 967be9e750221ab2ab783f95df79bb26d290a45e Mon Sep 17 00:00:00 2001
From: Martial Simon <msimon_fr@hotmail.com>
Date: Mon, 15 Sep 2025 01:07:58 +0200
Subject: add: added projects

---
 tiger-compiler/lib/misc/indent.cc | 57 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100644 tiger-compiler/lib/misc/indent.cc

(limited to 'tiger-compiler/lib/misc/indent.cc')

diff --git a/tiger-compiler/lib/misc/indent.cc b/tiger-compiler/lib/misc/indent.cc
new file mode 100644
index 0000000..03e15cd
--- /dev/null
+++ b/tiger-compiler/lib/misc/indent.cc
@@ -0,0 +1,57 @@
+/**
+ ** \file misc/indent.cc
+ ** \brief Implementation of indentation relative functions.
+ **/
+
+#include <iomanip>
+#include <ostream>
+
+#include <misc/contract.hh>
+#include <misc/indent.hh>
+
+namespace misc
+{
+  namespace
+  {
+    /// The current indentation level for \a o.
+    inline long int& indent(std::ostream& o)
+    {
+      // The slot to store the current indentation level.
+      static const long int indent_index = std::ios::xalloc();
+      return o.iword(indent_index);
+    }
+
+  } // namespace
+
+  std::ostream& incindent(std::ostream& o)
+  {
+    indent(o) += 2;
+    return o;
+  }
+
+  std::ostream& decindent(std::ostream& o)
+  {
+    precondition(indent(o));
+    indent(o) -= 2;
+    return o;
+  }
+
+  std::ostream& resetindent(std::ostream& o)
+  {
+    indent(o) = 0;
+    return o;
+  }
+
+  std::ostream& iendl(std::ostream& o)
+  {
+    o << std::endl;
+    // Be sure to be able to restore the stream flags.
+    char fill = o.fill(' ');
+    return o << std::setw(indent(o)) << "" << std::setfill(fill);
+  }
+
+  std::ostream& incendl(std::ostream& o) { return o << incindent << iendl; }
+
+  std::ostream& decendl(std::ostream& o) { return o << decindent << iendl; }
+
+} // namespace misc
-- 
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