01: /***** BEGIN LICENSE BLOCK *****
02: * Version: CPL 1.0/GPL 2.0/LGPL 2.1
03: *
04: * The contents of this file are subject to the Common Public
05: * License Version 1.0 (the "License"); you may not use this file
06: * except in compliance with the License. You may obtain a copy of
07: * the License at http://www.eclipse.org/legal/cpl-v10.html
08: *
09: * Software distributed under the License is distributed on an "AS
10: * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
11: * implied. See the License for the specific language governing
12: * rights and limitations under the License.
13: *
14: * Copyright (C) 2004 Jan Arne Petersen <jpetersen@uni-bonn.de>
15: *
16: * Alternatively, the contents of this file may be used under the terms of
17: * either of the GNU General Public License Version 2 or later (the "GPL"),
18: * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
19: * in which case the provisions of the GPL or the LGPL are applicable instead
20: * of those above. If you wish to allow use of your version of this file only
21: * under the terms of either the GPL or the LGPL, and not to allow others to
22: * use your version of this file under the terms of the CPL, indicate your
23: * decision by deleting the provisions above and replace them with the notice
24: * and other provisions required by the GPL or the LGPL. If you do not delete
25: * the provisions above, a recipient may use your version of this file under
26: * the terms of any one of the CPL, the GPL or the LGPL.
27: ***** END LICENSE BLOCK *****/package org.jruby.common;
28:
29: import org.jruby.Ruby;
30: import org.jruby.lexer.yacc.ISourcePosition;
31: import org.jruby.runtime.builtin.IRubyObject;
32:
33: /**
34: *
35: */
36: public class RubyWarnings implements IRubyWarnings {
37: private Ruby runtime;
38:
39: public RubyWarnings(Ruby runtime) {
40: this .runtime = runtime;
41: }
42:
43: public void warn(ISourcePosition position, String message) {
44: assert position != null;
45:
46: if (runtime.getVerbose().isNil()) {
47: return;
48: }
49:
50: StringBuffer buffer = new StringBuffer(100);
51:
52: buffer.append(position.getFile()).append(':').append(
53: position.getEndLine()).append(' ');
54: buffer.append("warning: ").append(message).append('\n');
55: IRubyObject errorStream = runtime.getGlobalVariables().get(
56: "$stderr");
57: errorStream.callMethod(runtime.getCurrentContext(), "write",
58: runtime.newString(buffer.toString()));
59: }
60:
61: public boolean isVerbose() {
62: return runtime.getVerbose().isTrue();
63: }
64:
65: public void warn(String message) {
66: warn(runtime.getCurrentContext().getPosition(), message);
67: }
68:
69: public void warning(String message) {
70: warning(runtime.getCurrentContext().getPosition(), message);
71: }
72:
73: public void warning(ISourcePosition position, String message) {
74: if (isVerbose()) {
75: warn(position, message);
76: }
77: }
78: }
|