test/script/basic/NASHORN-208.js

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child 952
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1 /*
2 * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 /**
25 * NASHORN-208
26 *
27 * @test
28 * @run
29 */
30
31 var inspect = function(x) { return x; }
32
33 var formatRegExp = /%[sdj%]/g;
34
35 var format = function(f) {
36 if (typeof f !== 'string') {
37 var objects = [];
38 for (var i = 0; i < arguments.length; i++) {
39 objects.push(inspect(arguments[i]));
40 }
41 return objects.join(' ');
42 }
43
44 var i = 1;
45 var args = arguments;
46 var len = args.length;
47 var str = String(f).replace(formatRegExp, function(x) {
48 if (i >= len) return x;
49 switch (x) {
50 case '%s': return String(args[i++]);
51 case '%d': return Number(args[i++]);
52 case '%j': return JSON.stringify(args[i++]);
53 case '%%': return '%';
54 default:
55 return x;
56 }
57 });
58 for (var x = args[i]; i < len; x = args[++i]) {
59 if (x === null || typeof x !== 'object') {
60 str += ' ' + x;
61 } else {
62 str += ' ' + inspect(x);
63 }
64 }
65 return str;
66 };
67
68 var s = format('%s %s', 'foo', 'bar', 'hop');
69 print(s);
70

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