Castle: The best Real-Time/Embedded/HighTech language EVER. Attempt 2
| Revision | bea38726c5d2c27cf3ff1f82ae1c3f8bc1b91534 (tree) |
|---|---|
| Zeit | 2022-01-31 00:27:51 |
| Autor | Albert Mietus < albert AT mietus DOT nl > |
| Commiter | Albert Mietus < albert AT mietus DOT nl > |
Refactored Rules (etc), by rewriting Mixin_Children_... -- Not longer a subclass of tuple, but using tuple for ._childeren
castle/ast/peg.py (diff)| @@ -35,13 +35,17 @@ | ||
| 35 | 35 | return self._expr |
| 36 | 36 | |
| 37 | 37 | |
| 38 | -class MixIn_children_as_tuple(tuple, PEG): | |
| 39 | - """With this MixIn PEG-class can be used a list""" | |
| 40 | - def __new__(cls, children, **kwargs): | |
| 41 | - return tuple.__new__(cls, tuple(children)) | |
| 42 | - def __init__(self, *, children=None, **kwargs): | |
| 43 | - # children is handled in __new__ (RO!) | |
| 38 | +class MixIn_children_tuple: | |
| 39 | + """With this MixIn PEG-class get the ``.children`` property; and sequence-alike methods""" | |
| 40 | + def __init__(self, *, children, **kwargs): | |
| 44 | 41 | super().__init__(**kwargs) |
| 42 | + self._childeren = tuple(children) | |
| 43 | + | |
| 44 | + def __len__(self): | |
| 45 | + return len(self._childeren) | |
| 46 | + def __getitem__(self, key): | |
| 47 | + return self._childeren[key] | |
| 48 | + def __iter__(self): return self._childeren.__iter__() | |
| 45 | 49 | |
| 46 | 50 | |
| 47 | 51 | ## |
| @@ -71,7 +75,7 @@ | ||
| 71 | 75 | self.name = name |
| 72 | 76 | self.value = value |
| 73 | 77 | |
| 74 | -class Settings(MixIn_children_as_tuple, PEG): pass | |
| 78 | +class Settings(MixIn_children_tuple, PEG): pass | |
| 75 | 79 | |
| 76 | 80 | |
| 77 | 81 | class Rule(NonTerminal): |
| @@ -87,7 +91,7 @@ | ||
| 87 | 91 | self.expr = expr |
| 88 | 92 | |
| 89 | 93 | |
| 90 | -class Rules(MixIn_children_as_tuple, PEG): pass | |
| 94 | +class Rules(MixIn_children_tuple, PEG): pass | |
| 91 | 95 | |
| 92 | 96 | |
| 93 | 97 | class Grammar(NonTerminal): |
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