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# 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/.
import re
_JOINED_SYMBOL_RE = re.compile(r"([^(]*)\(([^)]*)\)$")
def split_symbol(treeherder_symbol):
"""Split a symbol expressed as grp(sym) into its two parts. If no group is
given, the returned group is '?'"""
groupSymbol = "?"
symbol = treeherder_symbol
if "(" in symbol:
match = _JOINED_SYMBOL_RE.match(symbol)
if match:
groupSymbol, symbol = match.groups()
else:
raise Exception(f"`{symbol}` is not a valid treeherder symbol.")
return groupSymbol, symbol
def join_symbol(group, symbol):
"""Perform the reverse of split_symbol, combining the given group and
symbol. If the group is '?', then it is omitted."""
if group == "?":
return symbol
return f"{group}({symbol})"
def add_suffix(treeherder_symbol, suffix):
"""Add a suffix to a treeherder symbol that may contain a group."""
group, symbol = split_symbol(treeherder_symbol)
symbol += str(suffix)
return join_symbol(group, symbol)
def replace_group(treeherder_symbol, new_group):
"""Add a suffix to a treeherder symbol that may contain a group."""
_, symbol = split_symbol(treeherder_symbol)
return join_symbol(new_group, symbol)
def inherit_treeherder_from_dep(job, dep_job):
"""Inherit treeherder defaults from dep_job"""
treeherder = job.get("treeherder", {})
dep_th_platform = (
dep_job.task.get("extra", {})
.get("treeherder", {})
.get("machine", {})
.get("platform", "")
)
dep_th_collection = list(
dep_job.task.get("extra", {}).get("treeherder", {}).get("collection", {}).keys()
)[0]
treeherder.setdefault("platform", f"{dep_th_platform}/{dep_th_collection}")
treeherder.setdefault(
"tier", dep_job.task.get("extra", {}).get("treeherder", {}).get("tier", 1)
)
# Does not set symbol
treeherder.setdefault("kind", "build")
return treeherder
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