esphome/script/list-components.py

163 lines
5.1 KiB
Python
Executable File

#!/usr/bin/env python3
from pathlib import Path
import sys
import argparse
from helpers import git_ls_files, changed_files
from esphome.loader import get_component, get_platform
from esphome.core import CORE
from esphome.const import (
KEY_CORE,
KEY_TARGET_FRAMEWORK,
KEY_TARGET_PLATFORM,
PLATFORM_ESP32,
PLATFORM_ESP8266,
)
def filter_component_files(str):
return str.startswith("esphome/components/") | str.startswith("tests/components/")
def extract_component_names_array_from_files_array(files):
components = []
for file in files:
file_parts = file.split("/")
if len(file_parts) >= 4:
component_name = file_parts[2]
if component_name not in components:
components.append(component_name)
return components
def add_item_to_components_graph(components_graph, parent, child):
if not parent.startswith("__") and parent != child:
if parent not in components_graph:
components_graph[parent] = []
if child not in components_graph[parent]:
components_graph[parent].append(child)
def create_components_graph():
# The root directory of the repo
root = Path(__file__).parent.parent
components_dir = root / "esphome" / "components"
# Fake some directory so that get_component works
CORE.config_path = str(root)
# Various configuration to capture different outcomes used by `AUTO_LOAD` function.
TARGET_CONFIGURATIONS = [
{KEY_TARGET_FRAMEWORK: None, KEY_TARGET_PLATFORM: None},
{KEY_TARGET_FRAMEWORK: "arduino", KEY_TARGET_PLATFORM: None},
{KEY_TARGET_FRAMEWORK: "esp-idf", KEY_TARGET_PLATFORM: None},
{KEY_TARGET_FRAMEWORK: None, KEY_TARGET_PLATFORM: PLATFORM_ESP32},
]
CORE.data[KEY_CORE] = TARGET_CONFIGURATIONS[0]
components_graph = {}
for path in components_dir.iterdir():
if not path.is_dir():
continue
if not (path / "__init__.py").is_file():
continue
name = path.name
comp = get_component(name)
if comp is None:
print(
f"Cannot find component {name}. Make sure current path is pip installed ESPHome"
)
sys.exit(1)
for dependency in comp.dependencies:
add_item_to_components_graph(components_graph, dependency, name)
for target_config in TARGET_CONFIGURATIONS:
CORE.data[KEY_CORE] = target_config
for auto_load in comp.auto_load:
add_item_to_components_graph(components_graph, auto_load, name)
# restore config
CORE.data[KEY_CORE] = TARGET_CONFIGURATIONS[0]
for platform_path in path.iterdir():
platform_name = platform_path.stem
platform = get_platform(platform_name, name)
if platform is None:
continue
add_item_to_components_graph(components_graph, platform_name, name)
for dependency in platform.dependencies:
add_item_to_components_graph(components_graph, dependency, name)
for target_config in TARGET_CONFIGURATIONS:
CORE.data[KEY_CORE] = target_config
for auto_load in platform.auto_load:
add_item_to_components_graph(components_graph, auto_load, name)
# restore config
CORE.data[KEY_CORE] = TARGET_CONFIGURATIONS[0]
return components_graph
def find_children_of_component(components_graph, component_name, depth=0):
if component_name not in components_graph:
return []
children = []
for child in components_graph[component_name]:
children.append(child)
if depth < 10:
children.extend(
find_children_of_component(components_graph, child, depth + 1)
)
# Remove duplicate values
return list(set(children))
def main():
parser = argparse.ArgumentParser()
parser.add_argument(
"-c", "--changed", action="store_true", help="Only run on changed files"
)
parser.add_argument(
"-b", "--branch", help="Branch to compare changed files against"
)
args = parser.parse_args()
if args.branch and not args.changed:
parser.error("--branch requires --changed")
files = git_ls_files()
files = filter(filter_component_files, files)
if args.changed:
if args.branch:
changed = changed_files(args.branch)
else:
changed = changed_files()
files = [f for f in files if f in changed]
components = extract_component_names_array_from_files_array(files)
if args.changed:
components_graph = create_components_graph()
all_changed_components = components.copy()
for c in components:
all_changed_components.extend(
find_children_of_component(components_graph, c)
)
# Remove duplicate values
all_changed_components = list(set(all_changed_components))
for c in sorted(all_changed_components):
print(c)
else:
for c in sorted(components):
print(c)
if __name__ == "__main__":
main()