nashorn/samples/stack.js
author sundar
Wed, 04 Jun 2014 19:01:24 +0530
changeset 24780 747cf25884d6
parent 24283 bda887c0088a
child 26067 b32ccc3a76c9
permissions -rw-r--r--
8044695: __stack__ becomes visible in Error properties Reviewed-by: lagergren, jlaskey, attila
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
24283
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
     1
/*
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
     2
 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
     3
 * 
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
     4
 * Redistribution and use in source and binary forms, with or without
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
     5
 * modification, are permitted provided that the following conditions
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
     6
 * are met:
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
     7
 * 
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
     8
 *   - Redistributions of source code must retain the above copyright
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
     9
 *     notice, this list of conditions and the following disclaimer.
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    10
 * 
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    11
 *   - Redistributions in binary form must reproduce the above copyright
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    12
 *     notice, this list of conditions and the following disclaimer in the
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    13
 *     documentation and/or other materials provided with the distribution.
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    14
 * 
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    15
 *   - Neither the name of Oracle nor the names of its
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    16
 *     contributors may be used to endorse or promote products derived
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    17
 *     from this software without specific prior written permission.
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    18
 * 
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    19
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    20
 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    21
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    22
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    23
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    24
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    25
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    26
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    27
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    28
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    29
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    30
 */
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    31
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    32
// nashorn supports 'stack' property on ECMAScript
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    33
// error objects. This property's value is a string
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    34
// that shows script stack trace.
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    35
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    36
function g() { 
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    37
    throw new Error("wrong");
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    38
}
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    39
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    40
function f() {
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    41
    g();
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    42
}
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    43
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    44
// Output looks something like:
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    45
//
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    46
//  Error: wrong
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    47
//	at g (stack.js:37)
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    48
//	at f (stack.js:41)
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    49
//	at <program> (stack.js:52)
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    50
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    51
try {
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    52
   f();
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    53
} catch (e) {
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    54
   print(e.stack);
bda887c0088a 8042600: Add more samples in nashorn/samples directory
sundar
parents:
diff changeset
    55
}