Hacked By AnonymousFox
import os.path
import platform
import re
import sys
import textwrap
from abc import ABC, abstractmethod
from pathlib import Path
from typing import (
Any,
Dict,
Iterable,
List,
NamedTuple,
Optional,
Sequence,
Set,
Tuple,
Type,
Union,
)
from pip._vendor.pygments.lexer import Lexer
from pip._vendor.pygments.lexers import get_lexer_by_name, guess_lexer_for_filename
from pip._vendor.pygments.style import Style as PygmentsStyle
from pip._vendor.pygments.styles import get_style_by_name
from pip._vendor.pygments.token import (
Comment,
Error,
Generic,
Keyword,
Name,
Number,
Operator,
String,
Token,
Whitespace,
)
from pip._vendor.pygments.util import ClassNotFound
from pip._vendor.rich.containers import Lines
from pip._vendor.rich.padding import Padding, PaddingDimensions
from ._loop import loop_first
from .cells import cell_len
from .color import Color, blend_rgb
from .console import Console, ConsoleOptions, JustifyMethod, RenderResult
from .jupyter import JupyterMixin
from .measure import Measurement
from .segment import Segment, Segments
from .style import Style, StyleType
from .text import Text
TokenType = Tuple[str, ...]
WINDOWS = platform.system() == "Windows"
DEFAULT_THEME = "monokai"
# The following styles are based on https://github.com/pygments/pygments/blob/master/pygments/formatters/terminal.py
# A few modifications were made
ANSI_LIGHT: Dict[TokenType, Style] = {
Token: Style(),
Whitespace: Style(color="white"),
Comment: Style(dim=True),
Comment.Preproc: Style(color="cyan"),
Keyword: Style(color="blue"),
Keyword.Type: Style(color="cyan"),
Operator.Word: Style(color="magenta"),
Name.Builtin: Style(color="cyan"),
Name.Function: Style(color="green"),
Name.Namespace: Style(color="cyan", underline=True),
Name.Class: Style(color="green", underline=True),
Name.Exception: Style(color="cyan"),
Name.Decorator: Style(color="magenta", bold=True),
Name.Variable: Style(color="red"),
Name.Constant: Style(color="red"),
Name.Attribute: Style(color="cyan"),
Name.Tag: Style(color="bright_blue"),
String: Style(color="yellow"),
Number: Style(color="blue"),
Generic.Deleted: Style(color="bright_red"),
Generic.Inserted: Style(color="green"),
Generic.Heading: Style(bold=True),
Generic.Subheading: Style(color="magenta", bold=True),
Generic.Prompt: Style(bold=True),
Generic.Error: Style(color="bright_red"),
Error: Style(color="red", underline=True),
}
ANSI_DARK: Dict[TokenType, Style] = {
Token: Style(),
Whitespace: Style(color="bright_black"),
Comment: Style(dim=True),
Comment.Preproc: Style(color="bright_cyan"),
Keyword: Style(color="bright_blue"),
Keyword.Type: Style(color="bright_cyan"),
Operator.Word: Style(color="bright_magenta"),
Name.Builtin: Style(color="bright_cyan"),
Name.Function: Style(color="bright_green"),
Name.Namespace: Style(color="bright_cyan", underline=True),
Name.Class: Style(color="bright_green", underline=True),
Name.Exception: Style(color="bright_cyan"),
Name.Decorator: Style(color="bright_magenta", bold=True),
Name.Variable: Style(color="bright_red"),
Name.Constant: Style(color="bright_red"),
Name.Attribute: Style(color="bright_cyan"),
Name.Tag: Style(color="bright_blue"),
String: Style(color="yellow"),
Number: Style(color="bright_blue"),
Generic.Deleted: Style(color="bright_red"),
Generic.Inserted: Style(color="bright_green"),
Generic.Heading: Style(bold=True),
Generic.Subheading: Style(color="bright_magenta", bold=True),
Generic.Prompt: Style(bold=True),
Generic.Error: Style(color="bright_red"),
Error: Style(color="red", underline=True),
}
RICH_SYNTAX_THEMES = {"ansi_light": ANSI_LIGHT, "ansi_dark": ANSI_DARK}
NUMBERS_COLUMN_DEFAULT_PADDING = 2
class SyntaxTheme(ABC):
"""Base class for a syntax theme."""
@abstractmethod
def get_style_for_token(self, token_type: TokenType) -> Style:
"""Get a style for a given Pygments token."""
raise NotImplementedError # pragma: no cover
@abstractmethod
def get_background_style(self) -> Style:
"""Get the background color."""
raise NotImplementedError # pragma: no cover
class PygmentsSyntaxTheme(SyntaxTheme):
"""Syntax theme that delegates to Pygments theme."""
def __init__(self, theme: Union[str, Type[PygmentsStyle]]) -> None:
self._style_cache: Dict[TokenType, Style] = {}
if isinstance(theme, str):
try:
self._pygments_style_class = get_style_by_name(theme)
except ClassNotFound:
self._pygments_style_class = get_style_by_name("default")
else:
self._pygments_style_class = theme
self._background_color = self._pygments_style_class.background_color
self._background_style = Style(bgcolor=self._background_color)
def get_style_for_token(self, token_type: TokenType) -> Style:
"""Get a style from a Pygments class."""
try:
return self._style_cache[token_type]
except KeyError:
try:
pygments_style = self._pygments_style_class.style_for_token(token_type)
except KeyError:
style = Style.null()
else:
color = pygments_style["color"]
bgcolor = pygments_style["bgcolor"]
style = Style(
color="#" + color if color else "#000000",
bgcolor="#" + bgcolor if bgcolor else self._background_color,
bold=pygments_style["bold"],
italic=pygments_style["italic"],
underline=pygments_style["underline"],
)
self._style_cache[token_type] = style
return style
def get_background_style(self) -> Style:
return self._background_style
class ANSISyntaxTheme(SyntaxTheme):
"""Syntax theme to use standard colors."""
def __init__(self, style_map: Dict[TokenType, Style]) -> None:
self.style_map = style_map
self._missing_style = Style.null()
self._background_style = Style.null()
self._style_cache: Dict[TokenType, Style] = {}
def get_style_for_token(self, token_type: TokenType) -> Style:
"""Look up style in the style map."""
try:
return self._style_cache[token_type]
except KeyError:
# Styles form a hierarchy
# We need to go from most to least specific
# e.g. ("foo", "bar", "baz") to ("foo", "bar") to ("foo",)
get_style = self.style_map.get
token = tuple(token_type)
style = self._missing_style
while token:
_style = get_style(token)
if _style is not None:
style = _style
break
token = token[:-1]
self._style_cache[token_type] = style
return style
def get_background_style(self) -> Style:
return self._background_style
SyntaxPosition = Tuple[int, int]
class _SyntaxHighlightRange(NamedTuple):
"""
A range to highlight in a Syntax object.
`start` and `end` are 2-integers tuples, where the first integer is the line number
(starting from 1) and the second integer is the column index (starting from 0).
"""
style: StyleType
start: SyntaxPosition
end: SyntaxPosition
class Syntax(JupyterMixin):
"""Construct a Syntax object to render syntax highlighted code.
Args:
code (str): Code to highlight.
lexer (Lexer | str): Lexer to use (see https://pygments.org/docs/lexers/)
theme (str, optional): Color theme, aka Pygments style (see https://pygments.org/docs/styles/#getting-a-list-of-available-styles). Defaults to "monokai".
dedent (bool, optional): Enable stripping of initial whitespace. Defaults to False.
line_numbers (bool, optional): Enable rendering of line numbers. Defaults to False.
start_line (int, optional): Starting number for line numbers. Defaults to 1.
line_range (Tuple[int | None, int | None], optional): If given should be a tuple of the start and end line to render.
A value of None in the tuple indicates the range is open in that direction.
highlight_lines (Set[int]): A set of line numbers to highlight.
code_width: Width of code to render (not including line numbers), or ``None`` to use all available width.
tab_size (int, optional): Size of tabs. Defaults to 4.
word_wrap (bool, optional): Enable word wrapping.
background_color (str, optional): Optional background color, or None to use theme color. Defaults to None.
indent_guides (bool, optional): Show indent guides. Defaults to False.
padding (PaddingDimensions): Padding to apply around the syntax. Defaults to 0 (no padding).
"""
_pygments_style_class: Type[PygmentsStyle]
_theme: SyntaxTheme
@classmethod
def get_theme(cls, name: Union[str, SyntaxTheme]) -> SyntaxTheme:
"""Get a syntax theme instance."""
if isinstance(name, SyntaxTheme):
return name
theme: SyntaxTheme
if name in RICH_SYNTAX_THEMES:
theme = ANSISyntaxTheme(RICH_SYNTAX_THEMES[name])
else:
theme = PygmentsSyntaxTheme(name)
return theme
def __init__(
self,
code: str,
lexer: Union[Lexer, str],
*,
theme: Union[str, SyntaxTheme] = DEFAULT_THEME,
dedent: bool = False,
line_numbers: bool = False,
start_line: int = 1,
line_range: Optional[Tuple[Optional[int], Optional[int]]] = None,
highlight_lines: Optional[Set[int]] = None,
code_width: Optional[int] = None,
tab_size: int = 4,
word_wrap: bool = False,
background_color: Optional[str] = None,
indent_guides: bool = False,
padding: PaddingDimensions = 0,
) -> None:
self.code = code
self._lexer = lexer
self.dedent = dedent
self.line_numbers = line_numbers
self.start_line = start_line
self.line_range = line_range
self.highlight_lines = highlight_lines or set()
self.code_width = code_width
self.tab_size = tab_size
self.word_wrap = word_wrap
self.background_color = background_color
self.background_style = (
Style(bgcolor=background_color) if background_color else Style()
)
self.indent_guides = indent_guides
self.padding = padding
self._theme = self.get_theme(theme)
self._stylized_ranges: List[_SyntaxHighlightRange] = []
@classmethod
def from_path(
cls,
path: str,
encoding: str = "utf-8",
lexer: Optional[Union[Lexer, str]] = None,
theme: Union[str, SyntaxTheme] = DEFAULT_THEME,
dedent: bool = False,
line_numbers: bool = False,
line_range: Optional[Tuple[int, int]] = None,
start_line: int = 1,
highlight_lines: Optional[Set[int]] = None,
code_width: Optional[int] = None,
tab_size: int = 4,
word_wrap: bool = False,
background_color: Optional[str] = None,
indent_guides: bool = False,
padding: PaddingDimensions = 0,
) -> "Syntax":
"""Construct a Syntax object from a file.
Args:
path (str): Path to file to highlight.
encoding (str): Encoding of file.
lexer (str | Lexer, optional): Lexer to use. If None, lexer will be auto-detected from path/file content.
theme (str, optional): Color theme, aka Pygments style (see https://pygments.org/docs/styles/#getting-a-list-of-available-styles). Defaults to "emacs".
dedent (bool, optional): Enable stripping of initial whitespace. Defaults to True.
line_numbers (bool, optional): Enable rendering of line numbers. Defaults to False.
start_line (int, optional): Starting number for line numbers. Defaults to 1.
line_range (Tuple[int, int], optional): If given should be a tuple of the start and end line to render.
highlight_lines (Set[int]): A set of line numbers to highlight.
code_width: Width of code to render (not including line numbers), or ``None`` to use all available width.
tab_size (int, optional): Size of tabs. Defaults to 4.
word_wrap (bool, optional): Enable word wrapping of code.
background_color (str, optional): Optional background color, or None to use theme color. Defaults to None.
indent_guides (bool, optional): Show indent guides. Defaults to False.
padding (PaddingDimensions): Padding to apply around the syntax. Defaults to 0 (no padding).
Returns:
[Syntax]: A Syntax object that may be printed to the console
"""
code = Path(path).read_text(encoding=encoding)
if not lexer:
lexer = cls.guess_lexer(path, code=code)
return cls(
code,
lexer,
theme=theme,
dedent=dedent,
line_numbers=line_numbers,
line_range=line_range,
start_line=start_line,
highlight_lines=highlight_lines,
code_width=code_width,
tab_size=tab_size,
word_wrap=word_wrap,
background_color=background_color,
indent_guides=indent_guides,
padding=padding,
)
@classmethod
def guess_lexer(cls, path: str, code: Optional[str] = None) -> str:
"""Guess the alias of the Pygments lexer to use based on a path and an optional string of code.
If code is supplied, it will use a combination of the code and the filename to determine the
best lexer to use. For example, if the file is ``index.html`` and the file contains Django
templating syntax, then "html+django" will be returned. If the file is ``index.html``, and no
templating language is used, the "html" lexer will be used. If no string of code
is supplied, the lexer will be chosen based on the file extension..
Args:
path (AnyStr): The path to the file containing the code you wish to know the lexer for.
code (str, optional): Optional string of code that will be used as a fallback if no lexer
is found for the supplied path.
Returns:
str: The name of the Pygments lexer that best matches the supplied path/code.
"""
lexer: Optional[Lexer] = None
lexer_name = "default"
if code:
try:
lexer = guess_lexer_for_filename(path, code)
except ClassNotFound:
pass
if not lexer:
try:
_, ext = os.path.splitext(path)
if ext:
extension = ext.lstrip(".").lower()
lexer = get_lexer_by_name(extension)
except ClassNotFound:
pass
if lexer:
if lexer.aliases:
lexer_name = lexer.aliases[0]
else:
lexer_name = lexer.name
return lexer_name
def _get_base_style(self) -> Style:
"""Get the base style."""
default_style = self._theme.get_background_style() + self.background_style
return default_style
def _get_token_color(self, token_type: TokenType) -> Optional[Color]:
"""Get a color (if any) for the given token.
Args:
token_type (TokenType): A token type tuple from Pygments.
Returns:
Optional[Color]: Color from theme, or None for no color.
"""
style = self._theme.get_style_for_token(token_type)
return style.color
@property
def lexer(self) -> Optional[Lexer]:
"""The lexer for this syntax, or None if no lexer was found.
Tries to find the lexer by name if a string was passed to the constructor.
"""
if isinstance(self._lexer, Lexer):
return self._lexer
try:
return get_lexer_by_name(
self._lexer,
stripnl=False,
ensurenl=True,
tabsize=self.tab_size,
)
except ClassNotFound:
return None
def highlight(
self,
code: str,
line_range: Optional[Tuple[Optional[int], Optional[int]]] = None,
) -> Text:
"""Highlight code and return a Text instance.
Args:
code (str): Code to highlight.
line_range(Tuple[int, int], optional): Optional line range to highlight.
Returns:
Text: A text instance containing highlighted syntax.
"""
base_style = self._get_base_style()
justify: JustifyMethod = (
"default" if base_style.transparent_background else "left"
)
text = Text(
justify=justify,
style=base_style,
tab_size=self.tab_size,
no_wrap=not self.word_wrap,
)
_get_theme_style = self._theme.get_style_for_token
lexer = self.lexer
if lexer is None:
text.append(code)
else:
if line_range:
# More complicated path to only stylize a portion of the code
# This speeds up further operations as there are less spans to process
line_start, line_end = line_range
def line_tokenize() -> Iterable[Tuple[Any, str]]:
"""Split tokens to one per line."""
assert lexer # required to make MyPy happy - we know lexer is not None at this point
for token_type, token in lexer.get_tokens(code):
while token:
line_token, new_line, token = token.partition("\n")
yield token_type, line_token + new_line
def tokens_to_spans() -> Iterable[Tuple[str, Optional[Style]]]:
"""Convert tokens to spans."""
tokens = iter(line_tokenize())
line_no = 0
_line_start = line_start - 1 if line_start else 0
# Skip over tokens until line start
while line_no < _line_start:
try:
_token_type, token = next(tokens)
except StopIteration:
break
yield (token, None)
if token.endswith("\n"):
line_no += 1
# Generate spans until line end
for token_type, token in tokens:
yield (token, _get_theme_style(token_type))
if token.endswith("\n"):
line_no += 1
if line_end and line_no >= line_end:
break
text.append_tokens(tokens_to_spans())
else:
text.append_tokens(
(token, _get_theme_style(token_type))
for token_type, token in lexer.get_tokens(code)
)
if self.background_color is not None:
text.stylize(f"on {self.background_color}")
if self._stylized_ranges:
self._apply_stylized_ranges(text)
return text
def stylize_range(
self, style: StyleType, start: SyntaxPosition, end: SyntaxPosition
) -> None:
"""
Adds a custom style on a part of the code, that will be applied to the syntax display when it's rendered.
Line numbers are 1-based, while column indexes are 0-based.
Args:
style (StyleType): The style to apply.
start (Tuple[int, int]): The start of the range, in the form `[line number, column index]`.
end (Tuple[int, int]): The end of the range, in the form `[line number, column index]`.
"""
self._stylized_ranges.append(_SyntaxHighlightRange(style, start, end))
def _get_line_numbers_color(self, blend: float = 0.3) -> Color:
background_style = self._theme.get_background_style() + self.background_style
background_color = background_style.bgcolor
if background_color is None or background_color.is_system_defined:
return Color.default()
foreground_color = self._get_token_color(Token.Text)
if foreground_color is None or foreground_color.is_system_defined:
return foreground_color or Color.default()
new_color = blend_rgb(
background_color.get_truecolor(),
foreground_color.get_truecolor(),
cross_fade=blend,
)
return Color.from_triplet(new_color)
@property
def _numbers_column_width(self) -> int:
"""Get the number of characters used to render the numbers column."""
column_width = 0
if self.line_numbers:
column_width = (
len(str(self.start_line + self.code.count("\n")))
+ NUMBERS_COLUMN_DEFAULT_PADDING
)
return column_width
def _get_number_styles(self, console: Console) -> Tuple[Style, Style, Style]:
"""Get background, number, and highlight styles for line numbers."""
background_style = self._get_base_style()
if background_style.transparent_background:
return Style.null(), Style(dim=True), Style.null()
if console.color_system in ("256", "truecolor"):
number_style = Style.chain(
background_style,
self._theme.get_style_for_token(Token.Text),
Style(color=self._get_line_numbers_color()),
self.background_style,
)
highlight_number_style = Style.chain(
background_style,
self._theme.get_style_for_token(Token.Text),
Style(bold=True, color=self._get_line_numbers_color(0.9)),
self.background_style,
)
else:
number_style = background_style + Style(dim=True)
highlight_number_style = background_style + Style(dim=False)
return background_style, number_style, highlight_number_style
def __rich_measure__(
self, console: "Console", options: "ConsoleOptions"
) -> "Measurement":
_, right, _, left = Padding.unpack(self.padding)
padding = left + right
if self.code_width is not None:
width = self.code_width + self._numbers_column_width + padding + 1
return Measurement(self._numbers_column_width, width)
lines = self.code.splitlines()
width = (
self._numbers_column_width
+ padding
+ (max(cell_len(line) for line in lines) if lines else 0)
)
if self.line_numbers:
width += 1
return Measurement(self._numbers_column_width, width)
def __rich_console__(
self, console: Console, options: ConsoleOptions
) -> RenderResult:
segments = Segments(self._get_syntax(console, options))
if self.padding:
yield Padding(
segments, style=self._theme.get_background_style(), pad=self.padding
)
else:
yield segments
def _get_syntax(
self,
console: Console,
options: ConsoleOptions,
) -> Iterable[Segment]:
"""
Get the Segments for the Syntax object, excluding any vertical/horizontal padding
"""
transparent_background = self._get_base_style().transparent_background
code_width = (
(
(options.max_width - self._numbers_column_width - 1)
if self.line_numbers
else options.max_width
)
if self.code_width is None
else self.code_width
)
ends_on_nl, processed_code = self._process_code(self.code)
text = self.highlight(processed_code, self.line_range)
if not self.line_numbers and not self.word_wrap and not self.line_range:
if not ends_on_nl:
text.remove_suffix("\n")
# Simple case of just rendering text
style = (
self._get_base_style()
+ self._theme.get_style_for_token(Comment)
+ Style(dim=True)
+ self.background_style
)
if self.indent_guides and not options.ascii_only:
text = text.with_indent_guides(self.tab_size, style=style)
text.overflow = "crop"
if style.transparent_background:
yield from console.render(
text, options=options.update(width=code_width)
)
else:
syntax_lines = console.render_lines(
text,
options.update(width=code_width, height=None, justify="left"),
style=self.background_style,
pad=True,
new_lines=True,
)
for syntax_line in syntax_lines:
yield from syntax_line
return
start_line, end_line = self.line_range or (None, None)
line_offset = 0
if start_line:
line_offset = max(0, start_line - 1)
lines: Union[List[Text], Lines] = text.split("\n", allow_blank=ends_on_nl)
if self.line_range:
if line_offset > len(lines):
return
lines = lines[line_offset:end_line]
if self.indent_guides and not options.ascii_only:
style = (
self._get_base_style()
+ self._theme.get_style_for_token(Comment)
+ Style(dim=True)
+ self.background_style
)
lines = (
Text("\n")
.join(lines)
.with_indent_guides(self.tab_size, style=style + Style(italic=False))
.split("\n", allow_blank=True)
)
numbers_column_width = self._numbers_column_width
render_options = options.update(width=code_width)
highlight_line = self.highlight_lines.__contains__
_Segment = Segment
new_line = _Segment("\n")
line_pointer = "> " if options.legacy_windows else "❱ "
(
background_style,
number_style,
highlight_number_style,
) = self._get_number_styles(console)
for line_no, line in enumerate(lines, self.start_line + line_offset):
if self.word_wrap:
wrapped_lines = console.render_lines(
line,
render_options.update(height=None, justify="left"),
style=background_style,
pad=not transparent_background,
)
else:
segments = list(line.render(console, end=""))
if options.no_wrap:
wrapped_lines = [segments]
else:
wrapped_lines = [
_Segment.adjust_line_length(
segments,
render_options.max_width,
style=background_style,
pad=not transparent_background,
)
]
if self.line_numbers:
wrapped_line_left_pad = _Segment(
" " * numbers_column_width + " ", background_style
)
for first, wrapped_line in loop_first(wrapped_lines):
if first:
line_column = str(line_no).rjust(numbers_column_width - 2) + " "
if highlight_line(line_no):
yield _Segment(line_pointer, Style(color="red"))
yield _Segment(line_column, highlight_number_style)
else:
yield _Segment(" ", highlight_number_style)
yield _Segment(line_column, number_style)
else:
yield wrapped_line_left_pad
yield from wrapped_line
yield new_line
else:
for wrapped_line in wrapped_lines:
yield from wrapped_line
yield new_line
def _apply_stylized_ranges(self, text: Text) -> None:
"""
Apply stylized ranges to a text instance,
using the given code to determine the right portion to apply the style to.
Args:
text (Text): Text instance to apply the style to.
"""
code = text.plain
newlines_offsets = [
# Let's add outer boundaries at each side of the list:
0,
# N.B. using "\n" here is much faster than using metacharacters such as "^" or "\Z":
*[
match.start() + 1
for match in re.finditer("\n", code, flags=re.MULTILINE)
],
len(code) + 1,
]
for stylized_range in self._stylized_ranges:
start = _get_code_index_for_syntax_position(
newlines_offsets, stylized_range.start
)
end = _get_code_index_for_syntax_position(
newlines_offsets, stylized_range.end
)
if start is not None and end is not None:
text.stylize(stylized_range.style, start, end)
def _process_code(self, code: str) -> Tuple[bool, str]:
"""
Applies various processing to a raw code string
(normalises it so it always ends with a line return, dedents it if necessary, etc.)
Args:
code (str): The raw code string to process
Returns:
Tuple[bool, str]: the boolean indicates whether the raw code ends with a line return,
while the string is the processed code.
"""
ends_on_nl = code.endswith("\n")
processed_code = code if ends_on_nl else code + "\n"
processed_code = (
textwrap.dedent(processed_code) if self.dedent else processed_code
)
processed_code = processed_code.expandtabs(self.tab_size)
return ends_on_nl, processed_code
def _get_code_index_for_syntax_position(
newlines_offsets: Sequence[int], position: SyntaxPosition
) -> Optional[int]:
"""
Returns the index of the code string for the given positions.
Args:
newlines_offsets (Sequence[int]): The offset of each newline character found in the code snippet.
position (SyntaxPosition): The position to search for.
Returns:
Optional[int]: The index of the code string for this position, or `None`
if the given position's line number is out of range (if it's the column that is out of range
we silently clamp its value so that it reaches the end of the line)
"""
lines_count = len(newlines_offsets)
line_number, column_index = position
if line_number > lines_count or len(newlines_offsets) < (line_number + 1):
return None # `line_number` is out of range
line_index = line_number - 1
line_length = newlines_offsets[line_index + 1] - newlines_offsets[line_index] - 1
# If `column_index` is out of range: let's silently clamp it:
column_index = min(line_length, column_index)
return newlines_offsets[line_index] + column_index
if __name__ == "__main__": # pragma: no cover
import argparse
import sys
parser = argparse.ArgumentParser(
description="Render syntax to the console with Rich"
)
parser.add_argument(
"path",
metavar="PATH",
help="path to file, or - for stdin",
)
parser.add_argument(
"-c",
"--force-color",
dest="force_color",
action="store_true",
default=None,
help="force color for non-terminals",
)
parser.add_argument(
"-i",
"--indent-guides",
dest="indent_guides",
action="store_true",
default=False,
help="display indent guides",
)
parser.add_argument(
"-l",
"--line-numbers",
dest="line_numbers",
action="store_true",
help="render line numbers",
)
parser.add_argument(
"-w",
"--width",
type=int,
dest="width",
default=None,
help="width of output (default will auto-detect)",
)
parser.add_argument(
"-r",
"--wrap",
dest="word_wrap",
action="store_true",
default=False,
help="word wrap long lines",
)
parser.add_argument(
"-s",
"--soft-wrap",
action="store_true",
dest="soft_wrap",
default=False,
help="enable soft wrapping mode",
)
parser.add_argument(
"-t", "--theme", dest="theme", default="monokai", help="pygments theme"
)
parser.add_argument(
"-b",
"--background-color",
dest="background_color",
default=None,
help="Override background color",
)
parser.add_argument(
"-x",
"--lexer",
default=None,
dest="lexer_name",
help="Lexer name",
)
parser.add_argument(
"-p", "--padding", type=int, default=0, dest="padding", help="Padding"
)
parser.add_argument(
"--highlight-line",
type=int,
default=None,
dest="highlight_line",
help="The line number (not index!) to highlight",
)
args = parser.parse_args()
from pip._vendor.rich.console import Console
console = Console(force_terminal=args.force_color, width=args.width)
if args.path == "-":
code = sys.stdin.read()
syntax = Syntax(
code=code,
lexer=args.lexer_name,
line_numbers=args.line_numbers,
word_wrap=args.word_wrap,
theme=args.theme,
background_color=args.background_color,
indent_guides=args.indent_guides,
padding=args.padding,
highlight_lines={args.highlight_line},
)
else:
syntax = Syntax.from_path(
args.path,
lexer=args.lexer_name,
line_numbers=args.line_numbers,
word_wrap=args.word_wrap,
theme=args.theme,
background_color=args.background_color,
indent_guides=args.indent_guides,
padding=args.padding,
highlight_lines={args.highlight_line},
)
console.print(syntax, soft_wrap=args.soft_wrap)
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