From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- taskcluster/gecko_taskgraph/util/templates.py | 59 +++++++++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 taskcluster/gecko_taskgraph/util/templates.py (limited to 'taskcluster/gecko_taskgraph/util/templates.py') diff --git a/taskcluster/gecko_taskgraph/util/templates.py b/taskcluster/gecko_taskgraph/util/templates.py new file mode 100644 index 0000000000..e6640a7edd --- /dev/null +++ b/taskcluster/gecko_taskgraph/util/templates.py @@ -0,0 +1,59 @@ +# This Source Code Form is subject to the terms of the Mozilla Public +# License, v. 2.0. If a copy of the MPL was not distributed with this +# file, You can obtain one at http://mozilla.org/MPL/2.0/. + + +from gecko_taskgraph.util.copy_task import copy_task + + +def merge_to(source, dest): + """ + Merge dict and arrays (override scalar values) + + Keys from source override keys from dest, and elements from lists in source + are appended to lists in dest. + + :param dict source: to copy from + :param dict dest: to copy to (modified in place) + """ + + for key, value in source.items(): + if ( + isinstance(value, dict) + and len(value) == 1 + and list(value)[0].startswith("by-") + ): + # Do not merge by-* values as this is likely to confuse someone + dest[key] = value + continue + + # Override mismatching or empty types + if type(value) != type(dest.get(key)): # noqa + dest[key] = value + continue + + # Merge dict + if isinstance(value, dict): + merge_to(value, dest[key]) + continue + + if isinstance(value, list): + dest[key] = dest[key] + value + continue + + dest[key] = value + + return dest + + +def merge(*objects): + """ + Merge the given objects, using the semantics described for merge_to, with + objects later in the list taking precedence. From an inheritance + perspective, "parents" should be listed before "children". + + Returns the result without modifying any arguments. + """ + if len(objects) == 1: + return copy_task(objects[0]) + return merge_to(objects[-1], merge(*objects[:-1])) -- cgit v1.2.3