From dfb1415d5eaf006ee45235f275d17f52d3db38e5 Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Mon, 18 May 2020 12:06:16 +0300
Subject: Add dump(ostream,script::lines) (partial implementation)

---
 libbuild2/build/script/parser.test.cxx | 21 +++++++++++++++++----
 1 file changed, 17 insertions(+), 4 deletions(-)

(limited to 'libbuild2/build/script/parser.test.cxx')

diff --git a/libbuild2/build/script/parser.test.cxx b/libbuild2/build/script/parser.test.cxx
index 2763464..77f6596 100644
--- a/libbuild2/build/script/parser.test.cxx
+++ b/libbuild2/build/script/parser.test.cxx
@@ -67,7 +67,10 @@ namespace build2
         bool line_;
       };
 
-      // Usage: argv[0] [-l]
+      // Usages:
+      //
+      // argv[0] [-l]
+      // argv[0] -d
       //
       int
       main (int argc, char* argv[])
@@ -86,6 +89,7 @@ namespace build2
         context ctx (sched, mutexes);
 
         bool line (false);
+        bool dump (false);
 
         for (int i (1); i != argc; ++i)
         {
@@ -93,10 +97,14 @@ namespace build2
 
           if (a == "-l")
             line = true;
+          else if (a == "-d")
+            dump = true;
           else
             assert (false);
         }
 
+        assert (!dump || !line);
+
         try
         {
           cin.exceptions (istream::failbit | istream::badbit);
@@ -123,9 +131,14 @@ namespace build2
           parser p (ctx);
           p.pre_parse (cin, nm, 11 /* line */, s);
 
-          environment e (s, tt);
-          print_runner r (line);
-          p.execute (e, r);
+          if (!dump)
+          {
+            environment e (s, tt);
+            print_runner r (line);
+            p.execute (e, r);
+          }
+          else
+            build2::script::dump (cout, "", s.lines);
         }
         catch (const failed&)
         {
-- 
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