summaryrefslogtreecommitdiff
path: root/ruby_1_8_6/sample/eval.rb
diff options
context:
space:
mode:
authorshyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2007-08-29 04:06:12 +0000
committershyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2007-08-29 04:06:12 +0000
commit11dbedfaad4a9a9521ece2198a8dc491678b1902 (patch)
tree4806dc0ff0c3827ecc40921838c4507340cfdb3a /ruby_1_8_6/sample/eval.rb
parent29e8d8b439b34c2a394407dc598fc01d14be0c20 (diff)
add tag v1_8_6_5001v1_8_6_5001
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_8_6_5001@13304 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ruby_1_8_6/sample/eval.rb')
-rw-r--r--ruby_1_8_6/sample/eval.rb41
1 files changed, 41 insertions, 0 deletions
diff --git a/ruby_1_8_6/sample/eval.rb b/ruby_1_8_6/sample/eval.rb
new file mode 100644
index 0000000000..90b839e873
--- /dev/null
+++ b/ruby_1_8_6/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"