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"""Digraph module.""" |
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import re |
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from .key import Key |
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from .util import ensure_bytes |
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7
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DIGRAPH_PATTERN = re.compile(r'(\S{2})\s+(\S)+\s+\d+') |
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9
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class Digraph: |
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__slots__ = ('registry',) |
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def __init__(self): |
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self.registry = None |
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def find(self, nvim: object, char1: str, char2: str) -> str: |
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if self.registry is None: |
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digraph_output = nvim.call('execute', 'digraphs') |
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self.registry = _parse_digraph_output(digraph_output) |
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if char1 + char2 not in self.registry: |
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return self.registry.get(char2 + char1, char2) |
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return self.registry[char1 + char2] |
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def retrieve(self, nvim: object) -> str: |
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nvim.command('echon "?"') |
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code1 = nvim.call('getchar') |
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if isinstance(code1, str) and code1.startswith('\udc80'): |
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return Key.represent(ensure_bytes(nvim, code1)) |
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code2 = ensure_bytes(nvim, nvim.call('getchar')) |
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if isinstance(code2, str) and code2.startswith('\udc80'): |
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return Key.represent(ensure_bytes(nvim, code2)) |
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char1 = nvim.call('nr2char', code1) |
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char2 = nvim.call('nr2char', code2) |
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return self.find(nvim, char1, char2) |
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def _parse_digraph_output(output: str) -> dict: |
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output = output.replace('\n', '') |
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output = output.replace('\r', '') |
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return { |
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m.group(1): m.group(2) |
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for m in DIGRAPH_PATTERN.finditer(output) |
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} |
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lambdalisue /
neovim-prompt
