[gjs: 3/3] Merge branch '454-error-cause' into 'master'

[Philip Chimento <pchimento src gnome org>]

commit fdbeccc8adc8e2c4cc7e57eeb770738e5ae92b56
Merge: 9e38c572a 49af97baa
Author: Philip Chimento <philip chimento gmail com>
Date:   Sun Feb 13 20:05:52 2022 +0000

    Merge branch '454-error-cause' into 'master'
    
    Error.cause support
    
    Closes #454
    
    See merge request GNOME/gjs!722

 gjs/atoms.h                          |  1 +
 gjs/jsapi-util-error.cpp             | 89 ++++++++++++++++++++++++++-------
 gjs/jsapi-util.cpp                   | 95 ++++++++++++++++++++++++++++--------
 installed-tests/js/testExceptions.js | 45 +++++++++++++++++
 test/gjs-tests.cpp                   | 31 ++++++++++++
 5 files changed, 223 insertions(+), 38 deletions(-)
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