* lib/json/common.rb: Ponder offering parse\! method.

* lib/json/editor.rb: be a bit more robust while loading data.
* ext/json/ext/{generator,parser}/extconf.rb:
  add a have_header directive for st.h
* test/json: fix some tests.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@12456 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,14 @@
+Thu Jun 07 07:24:36 2007  NARUSE, Yui  <naruse@ruby-lang.org>
+
+	* lib/json/common.rb: Ponder offering parse! method.
+
+	* lib/json/editor.rb: be a bit more robust while loading data.
+
+	* ext/json/ext/{generator,parser}/extconf.rb:
+	  add a have_header directive for st.h
+
+	* test/json: fix some tests.
+
 Thu Jun  7 03:29:18 2007  Koichi Sasada  <ko1@atdot.net>
 
 	* test_fiber.rb: add a test (Continuation and Fiber).

ext/json/ext/generator/extconf.rb

@@ -6,4 +6,5 @@ if CONFIG['CC'] =~ /gcc/
   #CONFIG['CC'] += ' -Wall'
 end
 
+have_header 'st.h'
 create_makefile 'json/ext/generator'

ext/json/ext/parser/extconf.rb

@@ -6,4 +6,5 @@ if CONFIG['CC'] =~ /gcc/
   CONFIG['CC'] += ' -Wall'
 end
 
+have_header 'st.h'
 create_makefile 'json/ext/parser'

lib/json/common.rb

@@ -101,11 +101,27 @@ module JSON
   # _opts_ can have the following
   # keys:
   # * *max_nesting*: The maximum depth of nesting allowed in the parsed data
-  #   structures. Disable depth checking with :max_nesting => false.
+  #   structures. Disable depth checking with :max_nesting => false. This value
+  #   defaults to 19.
   def parse(source, opts = {})
     JSON.parser.new(source, opts).parse
   end
 
+  # Parse the JSON string _source_ into a Ruby data structure and return it.
+  #
+  # _opts_ can have the following
+  # keys:
+  # * *max_nesting*: The maximum depth of nesting allowed in the parsed data
+  #   structures. Enable depth checking with :max_nesting => anInteger. The parse!
+  #   methods defaults to not doing max depth checking: This can be dangerous,
+  #   if someone wants to fill up your stack.
+  def parse!(source, opts = {})
+    opts = {
+      :max_nesting => false
+    }.update(opts)
+    JSON.parser.new(source, opts).parse
+  end
+
   # Unparse the Ruby data structure _obj_ into a single line JSON string and
   # return it. _state_ is a JSON::State object, that can be used to configure
   # the output further.

lib/json/editor.rb

@@ -52,14 +52,12 @@ module JSON
         MessageDialog::ERROR, 
         MessageDialog::BUTTONS_CLOSE, text)
       dialog.show_all
-      window.focus = dialog
       dialog.run
     rescue TypeError
       dialog = MessageDialog.new(Editor.window, Dialog::MODAL, 
         MessageDialog::ERROR, 
         MessageDialog::BUTTONS_CLOSE, text)
       dialog.show_all
-      window.focus = dialog
       dialog.run
     ensure
       dialog.destroy if dialog
@@ -73,7 +71,6 @@ module JSON
         MessageDialog::QUESTION, 
         MessageDialog::BUTTONS_YES_NO, text)
       dialog.show_all
-      window.focus = dialog
       dialog.run do |response|
         return Gtk::Dialog::RESPONSE_YES === response
       end
@@ -1102,9 +1099,11 @@ module JSON
       # Quit this editor, that is, leave this editor's main loop.
       def quit
         ask_save if @changed
-        destroy
-        Gtk.main_quit
-        true
+        if Gtk.main_level > 0
+          destroy
+          Gtk.main_quit
+        end
+        nil
       end
 
       # Display the new title according to the editor's current state.
@@ -1185,20 +1184,21 @@ module JSON
         if filename
           if File.directory?(filename)
             Editor.error_dialog(self, "Try to select a JSON file!")
-            return
+            nil
           else
-            data = read_data(filename)
             @filename = filename
-            toplevel.display_status("Loaded data from '#@filename'.")
+            if data = read_data(filename)
+              toplevel.display_status("Loaded data from '#@filename'.")
+            end
             display_title
-            return data
+            data
           end
         end
       end
 
       # Load the data at location _uri_ into the editor as a JSON document.
       def load_location(uri)
-        data = read_data(uri)
+        data = read_data(uri) or return
         @filename = nil
         toplevel.display_status("Loaded data from '#{uri}'.")
         display_title
@@ -1217,11 +1217,9 @@ module JSON
           end
           return JSON::parse(json, :max_nesting => false)
         end
-      rescue JSON::JSONError => e
+      rescue => e
         Editor.error_dialog(self, "Failed to parse JSON file: #{e}!")
         return
-      rescue SystemCallError => e
-        quit
       end
 
       # Open a file selecton dialog, displaying _message_, and return the

test/json/test_json_generate.rb

@@ -40,7 +40,7 @@ EOT
 
   def test_unparse
     json = unparse(@hash)
-    assert_equal(@json2, json)
+    assert_equal(JSON.parse(@json2), JSON.parse(json))
     parsed_json = parse(json)
     assert_equal(@hash, parsed_json)
     json = generate({1=>2})
@@ -51,7 +51,7 @@ EOT
 
   def test_unparse_pretty
     json = pretty_unparse(@hash)
-    assert_equal(@json3, json)
+    assert_equal(JSON.parse(@json3), JSON.parse(json))
     parsed_json = parse(json)
     assert_equal(@hash, parsed_json)
     json = pretty_generate({1=>2})

test/json/test_json_unicode.rb

@@ -39,15 +39,17 @@ class TC_JSONUnicode < Test::Unit::TestCase
 
   def test_chars
     (0..0x7f).each do |i|
-      c = ('%c' % i)[0] # c is a character object
       json = '["\u%04x"]' % i
-      assert_equal c, JSON.parse(json).first
-      if c == ?\b
+      if RUBY_VERSION >= "1.9."
+        i = i.chr
+      end
+      assert_equal i, JSON.parse(json).first[0]
+      if i == ?\b
         generated = JSON.generate(["" << i])
         assert '["\b"]' == generated || '["\10"]' == generated
-      elsif [?\n, ?\r, ?\t, ?\f].include?(c)
+      elsif [?\n, ?\r, ?\t, ?\f].include?(i)
         assert_equal '[' << ('' << i).dump << ']', JSON.generate(["" << i])
-      elsif i < 0x20
+      elsif i.chr < 0x20.chr
         assert_equal json, JSON.generate(["" << i])
       end
     end