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/lexer.test.cxx              |  2 +-
 libbuild2/build/script/parser+line.test.testscript | 39 ++++++++++++++++++++++
 libbuild2/build/script/parser.test.cxx             | 21 +++++++++---
 libbuild2/build/script/token.cxx                   |  4 +--
 libbuild2/build/script/token.hxx                   |  2 +-
 5 files changed, 60 insertions(+), 8 deletions(-)
 create mode 100644 libbuild2/build/script/parser+line.test.testscript

(limited to 'libbuild2/build/script')

diff --git a/libbuild2/build/script/lexer.test.cxx b/libbuild2/build/script/lexer.test.cxx
index 15c0954..1c47442 100644
--- a/libbuild2/build/script/lexer.test.cxx
+++ b/libbuild2/build/script/lexer.test.cxx
@@ -55,7 +55,7 @@ namespace build2
           {
             // Print each token on a separate line without quoting operators.
             //
-            t.printer (cout, t, false);
+            t.printer (cout, t, print_mode::normal);
             cout << endl;
           }
         }
diff --git a/libbuild2/build/script/parser+line.test.testscript b/libbuild2/build/script/parser+line.test.testscript
new file mode 100644
index 0000000..df4e77b
--- /dev/null
+++ b/libbuild2/build/script/parser+line.test.testscript
@@ -0,0 +1,39 @@
+# file      : libbuild2/build/script/parser+line.test.testscript
+# license   : MIT; see accompanying LICENSE file
+
+test.options += -d
+
+#\
+: if-else
+:
+$* <<EOI >|
+  if foo
+    bar
+  elif fox
+    baz
+  end
+  if! foo
+    bar
+  elif! fox
+    baz
+  end
+  EOI
+
+: command
+:
+$* <<EOI >|
+  foo >| 2>- &a &?b
+  foo >=c 2>~/error:.*/ &!c
+  foo >>:/~%EOF%
+  %.*
+  abc
+  %xyz.*%
+  EOF
+  EOI
+
+: quoting
+:
+$* <<EOI >|
+  foo 'bar' "baz" '' ""
+  EOI
+#\
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&)
         {
diff --git a/libbuild2/build/script/token.cxx b/libbuild2/build/script/token.cxx
index 289dfd2..7c15dff 100644
--- a/libbuild2/build/script/token.cxx
+++ b/libbuild2/build/script/token.cxx
@@ -12,11 +12,11 @@ namespace build2
     namespace script
     {
       void
-      token_printer (ostream& os, const token& t, bool d)
+      token_printer (ostream& os, const token& t, print_mode m)
       {
         // No build script-specific tokens so far.
         //
-        build2::script::token_printer (os, t, d);
+        build2::script::token_printer (os, t, m);
       }
     }
   }
diff --git a/libbuild2/build/script/token.hxx b/libbuild2/build/script/token.hxx
index 4cd90d7..90c1379 100644
--- a/libbuild2/build/script/token.hxx
+++ b/libbuild2/build/script/token.hxx
@@ -28,7 +28,7 @@ namespace build2
       };
 
       void
-      token_printer (ostream&, const token&, bool);
+      token_printer (ostream&, const token&, print_mode);
     }
   }
 }
-- 
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