diff --git a/lib/python/qmk/cli/find.py b/lib/python/qmk/cli/find.py index 55a0530092..8f3a29c90c 100644 --- a/lib/python/qmk/cli/find.py +++ b/lib/python/qmk/cli/find.py @@ -1,7 +1,7 @@ """Command to search through all keyboards and keymaps for a given search criteria. """ from milc import cli -from qmk.search import search_keymap_targets +from qmk.search import filter_help, search_keymap_targets @cli.argument( @@ -11,7 +11,7 @@ from qmk.search import search_keymap_targets action='append', default=[], help= # noqa: `format-python` and `pytest` don't agree here. - "Filter the list of keyboards based on their info.json data. Accepts the formats key=value, function(key), or function(key,value), eg. 'features.rgblight=true'. Valid functions are 'absent', 'contains', 'exists' and 'length'. May be passed multiple times; all filters need to match. Value may include wildcards such as '*' and '?'." # noqa: `format-python` and `pytest` don't agree here. + f"Filter the list of keyboards based on their info.json data. Accepts the formats key=value, function(key), or function(key,value), eg. 'features.rgblight=true'. Valid functions are {filter_help()}. May be passed multiple times; all filters need to match. Value may include wildcards such as '*' and '?'." # noqa: `format-python` and `pytest` don't agree here. ) @cli.argument('-p', '--print', arg_only=True, action='append', default=[], help="For each matched target, print the value of the supplied info.json key. May be passed multiple times.") @cli.argument('-km', '--keymap', type=str, default='default', help="The keymap name to build. Default is 'default'.") diff --git a/lib/python/qmk/search.py b/lib/python/qmk/search.py index 84cf6cbe32..33550a3db2 100644 --- a/lib/python/qmk/search.py +++ b/lib/python/qmk/search.py @@ -5,7 +5,7 @@ import functools import fnmatch import logging import re -from typing import List, Tuple +from typing import Callable, List, Optional, Tuple from dotty_dict import dotty, Dotty from milc import cli @@ -15,6 +15,82 @@ from qmk.keyboard import list_keyboards, keyboard_folder from qmk.keymap import list_keymaps, locate_keymap from qmk.build_targets import KeyboardKeymapBuildTarget, BuildTarget +TargetInfo = Tuple[str, str, dict] + + +# by using a class for filters, we dont need to worry about capturing values +# see details +class FilterFunction: + """Base class for filters. + It provides: + - __init__: capture key and value + + Each subclass should provide: + - func_name: how it will be specified on CLI + >>> qmk find -f ... + - apply: function that actually applies the filter + ie: return whether the input kb/km satisfies the condition + """ + + key: str + value: Optional[str] + + func_name: str + apply: Callable[[TargetInfo], bool] + + def __init__(self, key, value): + self.key = key + self.value = value + + +class Exists(FilterFunction): + func_name = "exists" + + def apply(self, target_info: TargetInfo) -> bool: + _kb, _km, info = target_info + return self.key in info + + +class Absent(FilterFunction): + func_name = "absent" + + def apply(self, target_info: TargetInfo) -> bool: + _kb, _km, info = target_info + return self.key not in info + + +class Length(FilterFunction): + func_name = "length" + + def apply(self, target_info: TargetInfo) -> bool: + _kb, _km, info = target_info + return (self.key in info and len(info[self.key]) == int(self.value)) + + +class Contains(FilterFunction): + func_name = "contains" + + def apply(self, target_info: TargetInfo) -> bool: + _kb, _km, info = target_info + return (self.key in info and self.value in info[self.key]) + + +def _get_filter_class(func_name: str, key: str, value: str) -> Optional[FilterFunction]: + """Initialize a filter subclass based on regex findings and return it. + None if no there's no filter with the name queried. + """ + + for subclass in FilterFunction.__subclasses__(): + if func_name == subclass.func_name: + return subclass(key, value) + + return None + + +def filter_help() -> str: + names = [f"'{f.func_name}'" for f in FilterFunction.__subclasses__()] + return ", ".join(names[:-1]) + f" and {names[-1]}" + def _set_log_level(level): cli.acquire_lock() @@ -48,11 +124,12 @@ def _keymap_exists(keyboard, keymap): return keyboard if locate_keymap(keyboard, keymap) is not None else None -def _load_keymap_info(kb_km): +def _load_keymap_info(target: Tuple[str, str]) -> TargetInfo: """Returns a tuple of (keyboard, keymap, info.json) for the given keyboard/keymap combination. """ + kb, km = target with ignore_logging(): - return (kb_km[0], kb_km[1], keymap_json(kb_km[0], kb_km[1])) + return (kb, km, keymap_json(kb, km)) def expand_make_targets(targets: List[str]) -> List[Tuple[str, str]]: @@ -139,26 +216,14 @@ def _filter_keymap_targets(target_list: List[Tuple[str, str]], filters: List[str key = function_match.group('key') value = function_match.group('value') - if value is not None: - if func_name == 'length': - valid_keymaps = filter(lambda e, key=key, value=value: key in e[2] and len(e[2].get(key)) == int(value), valid_keymaps) - elif func_name == 'contains': - valid_keymaps = filter(lambda e, key=key, value=value: key in e[2] and value in e[2].get(key), valid_keymaps) - else: - cli.log.warning(f'Unrecognized filter expression: {function_match.group(0)}') - continue + filter_class = _get_filter_class(func_name, key, value) + if filter_class is None: + cli.log.warning(f'Unrecognized filter expression: {function_match.group(0)}') + continue + valid_keymaps = filter(filter_class.apply, valid_keymaps) - cli.log.info(f'Filtering on condition: {{fg_green}}{func_name}{{fg_reset}}({{fg_cyan}}{key}{{fg_reset}}, {{fg_cyan}}{value}{{fg_reset}})...') - else: - if func_name == 'exists': - valid_keymaps = filter(lambda e, key=key: key in e[2], valid_keymaps) - elif func_name == 'absent': - valid_keymaps = filter(lambda e, key=key: key not in e[2], valid_keymaps) - else: - cli.log.warning(f'Unrecognized filter expression: {function_match.group(0)}') - continue - - cli.log.info(f'Filtering on condition: {{fg_green}}{func_name}{{fg_reset}}({{fg_cyan}}{key}{{fg_reset}})...') + value_str = f", {{fg_cyan}}{value}{{fg_reset}})" if value is not None else "" + cli.log.info(f'Filtering on condition: {{fg_green}}{func_name}{{fg_reset}}({{fg_cyan}}{key}{{fg_reset}}{value_str}...') elif equals_match is not None: key = equals_match.group('key')