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infra / config / lib / dimensions.star [blame]
# Copyright 2022 The Chromium Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""Utilities for working with dimensions."""
def _dimensions(**kwargs):
"""Get a dict that can be used where dimensions are expected.
Args:
**kwargs: The dimensions to be included. If the dimension value is a
struct, it must have a get_dimension attribute which can be called
with the bucket and builder as positional arguments to get the
actual dimension value.
Returns:
A struct with a resolve attribute that can be called with the bucket and
builder as positional arguments to get dict of dimension values.
"""
def resolve(bucket, builder):
def to_dimension(val):
if type(val) == type(struct()):
val = val.get_dimension(bucket, builder)
if val == False:
val = 0
elif val == True:
val = 1
return str(val)
return {k: to_dimension(v) for k, v in kwargs.items() if v != None}
return struct(
resolve = resolve,
)
dimensions = struct(
dimensions = _dimensions,
)