mirror of https://github.com/morpheus65535/bazarr
132 lines
4.3 KiB
Python
132 lines
4.3 KiB
Python
from abc import ABC, abstractmethod
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from typing import List, Union
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from .text import Text
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def _combine_regex(*regexes: str) -> str:
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"""Combine a number of regexes in to a single regex.
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Returns:
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str: New regex with all regexes ORed together.
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"""
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return "|".join(regexes)
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class Highlighter(ABC):
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"""Abstract base class for highlighters."""
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def __call__(self, text: Union[str, Text]) -> Text:
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"""Highlight a str or Text instance.
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Args:
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text (Union[str, ~Text]): Text to highlight.
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Raises:
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TypeError: If not called with text or str.
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Returns:
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Text: A test instance with highlighting applied.
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"""
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if isinstance(text, str):
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highlight_text = Text(text)
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elif isinstance(text, Text):
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highlight_text = text.copy()
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else:
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raise TypeError(f"str or Text instance required, not {text!r}")
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self.highlight(highlight_text)
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return highlight_text
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@abstractmethod
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def highlight(self, text: Text) -> None:
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"""Apply highlighting in place to text.
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Args:
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text (~Text): A text object highlight.
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"""
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class NullHighlighter(Highlighter):
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"""A highlighter object that doesn't highlight.
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May be used to disable highlighting entirely.
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"""
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def highlight(self, text: Text) -> None:
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"""Nothing to do"""
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class RegexHighlighter(Highlighter):
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"""Applies highlighting from a list of regular expressions."""
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highlights: List[str] = []
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base_style: str = ""
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def highlight(self, text: Text) -> None:
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"""Highlight :class:`rich.text.Text` using regular expressions.
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Args:
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text (~Text): Text to highlighted.
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"""
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highlight_regex = text.highlight_regex
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for re_highlight in self.highlights:
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highlight_regex(re_highlight, style_prefix=self.base_style)
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class ReprHighlighter(RegexHighlighter):
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"""Highlights the text typically produced from ``__repr__`` methods."""
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base_style = "repr."
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highlights = [
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r"(?P<tag_start>\<)(?P<tag_name>[\w\-\.\:]*)(?P<tag_contents>.*?)(?P<tag_end>\>)",
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r"(?P<attrib_name>[\w_]{1,50})=(?P<attrib_value>\"?[\w_]+\"?)?",
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_combine_regex(
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r"(?P<ipv4>[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3})",
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r"(?P<ipv6>([A-Fa-f0-9]{1,4}::?){1,7}[A-Fa-f0-9]{1,4})",
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r"(?P<eui64>(?:[0-9A-Fa-f]{1,2}-){7}[0-9A-Fa-f]{1,2}|(?:[0-9A-Fa-f]{1,2}:){7}[0-9A-Fa-f]{1,2}|(?:[0-9A-Fa-f]{4}\.){3}[0-9A-Fa-f]{4})",
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r"(?P<eui48>(?:[0-9A-Fa-f]{1,2}-){5}[0-9A-Fa-f]{1,2}|(?:[0-9A-Fa-f]{1,2}:){5}[0-9A-Fa-f]{1,2}|(?:[0-9A-Fa-f]{4}\.){2}[0-9A-Fa-f]{4})",
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r"(?P<brace>[\{\[\(\)\]\}])",
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r"(?P<bool_true>True)|(?P<bool_false>False)|(?P<none>None)",
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r"(?P<ellipsis>\.\.\.)",
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r"(?P<number>(?<!\w)\-?[0-9]+\.?[0-9]*(e[\-\+]?\d+?)?\b|0x[0-9a-fA-F]*)",
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r"(?P<path>\B(\/[\w\.\-\_\+]+)*\/)(?P<filename>[\w\.\-\_\+]*)?",
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r"(?<![\\\w])(?P<str>b?\'\'\'.*?(?<!\\)\'\'\'|b?\'.*?(?<!\\)\'|b?\"\"\".*?(?<!\\)\"\"\"|b?\".*?(?<!\\)\")",
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r"(?P<uuid>[a-fA-F0-9]{8}\-[a-fA-F0-9]{4}\-[a-fA-F0-9]{4}\-[a-fA-F0-9]{4}\-[a-fA-F0-9]{12})",
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r"(?P<url>(https|http|ws|wss):\/\/[0-9a-zA-Z\$\-\_\+\!`\(\)\,\.\?\/\;\:\&\=\%\#]*)",
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),
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]
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if __name__ == "__main__": # pragma: no cover
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from .console import Console
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console = Console()
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console.print("[bold green]hello world![/bold green]")
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console.print("'[bold green]hello world![/bold green]'")
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console.print(" /foo")
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console.print("/foo/")
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console.print("/foo/bar")
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console.print("foo/bar/baz")
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console.print("/foo/bar/baz?foo=bar+egg&egg=baz")
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console.print("/foo/bar/baz/")
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console.print("/foo/bar/baz/egg")
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console.print("/foo/bar/baz/egg.py")
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console.print("/foo/bar/baz/egg.py word")
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console.print(" /foo/bar/baz/egg.py word")
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console.print("foo /foo/bar/baz/egg.py word")
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console.print("foo /foo/bar/ba._++z/egg+.py word")
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console.print("https://example.org?foo=bar#header")
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console.print(1234567.34)
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console.print(1 / 2)
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console.print(-1 / 123123123123)
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console.print(
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"127.0.1.1 bar 192.168.1.4 2001:0db8:85a3:0000:0000:8a2e:0370:7334 foo"
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)
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