From 0dc342de848a642ecce8db697b8fecd83a63e117 Mon Sep 17 00:00:00 2001
From: yugui <yugui@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 25 Aug 2008 15:02:05 +0000
Subject: added tag v1_9_0_4

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_9_0_4@18845 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 trunk/sample/eval.rb | 41 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 trunk/sample/eval.rb

(limited to 'trunk/sample/eval.rb')

diff --git a/trunk/sample/eval.rb b/trunk/sample/eval.rb
new file mode 100644
index 0000000000..ed4b7c3de5
--- /dev/null
+++ b/trunk/sample/eval.rb
@@ -0,0 +1,41 @@
+line = ''
+indent = 0
+$stdout.sync = true
+print "ruby> "
+loop do
+  l = gets
+  if l.nil?
+    break if line.empty?
+  else
+    line += l
+    if l =~ /,\s*$/
+      print "ruby| "
+      next
+    end
+    if l =~ /^\s*(class|module|def|if|unless|case|while|until|for|begin)\b[^_]/
+      indent += 1
+    end
+    if l =~ /^\s*end\b[^_]/
+      indent -= 1
+    end
+    if l =~ /\{\s*(\|.*\|)?\s*$/
+      indent += 1
+    end
+    if l =~ /^\s*\}/
+      indent -= 1
+    end
+    if indent > 0
+      print "ruby| "
+      next
+    end
+  end
+  begin
+    print eval(line).inspect, "\n"
+  rescue ScriptError, StandardError
+    printf "ERR: %s\n", $! || 'exception raised'
+  end
+  break if l.nil?
+  line = ''
+  print "ruby> "
+end
+print "\n"
-- 
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