From f6eca21a9b3910456c5be7efee5c7f22c79d1873 Mon Sep 17 00:00:00 2001 From: Will McGugan Date: Sun, 17 Sep 2023 16:36:06 +0100 Subject: [PATCH 1/4] fix markdown on light --- .pre-commit-config.yaml | 3 +-- CHANGELOG.md | 3 ++- rich/console.py | 1 + rich/markdown.py | 2 +- rich/syntax.py | 11 ++++++++--- rich/text.py | 1 + tests/test_markdown.py | 4 ++-- tests/test_markdown_no_hyperlinks.py | 2 +- tests/test_syntax.py | 3 +-- 9 files changed, 18 insertions(+), 12 deletions(-) diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml index 1d27aae3f..91e65fa38 100644 --- a/.pre-commit-config.yaml +++ b/.pre-commit-config.yaml @@ -8,7 +8,6 @@ repos: - id: check-ast - id: check-builtin-literals - id: check-case-conflict - - id: check-docstring-first - id: check-merge-conflict - id: check-json - id: check-toml @@ -40,5 +39,5 @@ repos: hooks: - id: isort name: isort (python) - language_version: '3.11' + language_version: "3.11" args: ["--profile", "black"] diff --git a/CHANGELOG.md b/CHANGELOG.md index 20bae1453..c0d7dcfd6 100644 --- a/CHANGELOG.md +++ b/CHANGELOG.md @@ -5,11 +5,12 @@ All notable changes to this project will be documented in this file. The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/), and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html). -## Unreleased +## [13.5.3] - 2023-09-17 ### Fixed - Markdown table rendering issue with inline styles and links https://github.com/Textualize/rich/issues/3115 +- Fix Markdown code blocks on a light background https://github.com/Textualize/rich/issues/3123 ## [13.5.2] - 2023-08-01 diff --git a/rich/console.py b/rich/console.py index 6e2bc4f27..1232cd5ce 100644 --- a/rich/console.py +++ b/rich/console.py @@ -278,6 +278,7 @@ def __rich_console__( # A type that may be rendered by Console. RenderableType = Union[ConsoleRenderable, RichCast, str] +"""A string or any object that may be rendered by Rich.""" # The result of calling a __rich_console__ method. RenderResult = Iterable[Union[RenderableType, Segment]] diff --git a/rich/markdown.py b/rich/markdown.py index 86edbfebd..9b5ceacd4 100644 --- a/rich/markdown.py +++ b/rich/markdown.py @@ -175,7 +175,7 @@ class CodeBlock(TextElement): def create(cls, markdown: "Markdown", token: Token) -> "CodeBlock": node_info = token.info or "" lexer_name = node_info.partition(" ")[0] - return cls(lexer_name or "default", markdown.code_theme) + return cls(lexer_name or "text", markdown.code_theme) def __init__(self, lexer_name: str, theme: str) -> None: self.lexer_name = lexer_name diff --git a/rich/syntax.py b/rich/syntax.py index ac669b834..aac30b970 100644 --- a/rich/syntax.py +++ b/rich/syntax.py @@ -379,7 +379,7 @@ def guess_lexer(cls, path: str, code: Optional[str] = None) -> str: str: The name of the Pygments lexer that best matches the supplied path/code. """ lexer: Optional[Lexer] = None - lexer_name = "default" + lexer_name = "text" if code: try: lexer = guess_lexer_for_filename(path, code) @@ -421,7 +421,7 @@ def _get_token_color(self, token_type: TokenType) -> Optional[Color]: return style.color @property - def lexer(self) -> Optional[Lexer]: + def lexer(self) -> 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. @@ -437,7 +437,12 @@ def lexer(self) -> Optional[Lexer]: tabsize=self.tab_size, ) except ClassNotFound: - return None + return get_lexer_by_name( + "text", + stripnl=False, + ensurenl=True, + tabsize=self.tab_size, + ) def highlight( self, diff --git a/rich/text.py b/rich/text.py index c5021917d..90b1cb14b 100644 --- a/rich/text.py +++ b/rich/text.py @@ -38,6 +38,7 @@ _re_whitespace = re.compile(r"\s+$") TextType = Union[str, "Text"] +"""A plain string or a [Text][rich.text.Text] instance.""" GetStyleCallable = Callable[[str], Optional[StyleType]] diff --git a/tests/test_markdown.py b/tests/test_markdown.py index 08c81736e..ee5895922 100644 --- a/tests/test_markdown.py +++ b/tests/test_markdown.py @@ -9,7 +9,7 @@ ### Heading #### H4 Heading - +f ##### H5 Heading ###### H6 Heading @@ -99,7 +99,7 @@ def render(renderable: RenderableType) -> str: def test_markdown_render(): markdown = Markdown(MARKDOWN) rendered_markdown = render(markdown) - expected = "┏━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓\n┃ \x1b[1mHeading\x1b[0m ┃\n┗━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┛\n\n\n \x1b[1;4mSub-heading\x1b[0m \n\n \x1b[1mHeading\x1b[0m \n\n \x1b[1;2mH4 Heading\x1b[0m \n\n \x1b[4mH5 Heading\x1b[0m \n\n \x1b[3mH6 Heading\x1b[0m \n\nParagraphs are separated by a blank line. \n\nTwo spaces at the end of a line \nproduces a line break. \n\nText attributes \x1b[3mitalic\x1b[0m, \x1b[1mbold\x1b[0m, \x1b[1;36;40mmonospace\x1b[0m. \n\nHorizontal rule: \n\n\x1b[33m────────────────────────────────────────────────────────────────────────────────────────────────────\x1b[0m\nBullet list: \n\n\x1b[1;33m • \x1b[0mapples \n\x1b[1;33m • \x1b[0moranges \n\x1b[1;33m • \x1b[0mpears \n\nNumbered list: \n\n\x1b[1;33m 1 \x1b[0mlather \n\x1b[1;33m 2 \x1b[0mrinse \n\x1b[1;33m 3 \x1b[0mrepeat \n\nAn \x1b]8;id=0;foo\x1b\\\x1b[4;34mexample\x1b[0m\x1b]8;;\x1b\\. \n\n\x1b[35m▌ \x1b[0m\x1b[35mMarkdown uses email-style > characters for blockquoting.\x1b[0m\x1b[35m \x1b[0m\n\x1b[35m▌ \x1b[0m\x1b[35mLorem ipsum\x1b[0m\x1b[35m \x1b[0m\n\n🌆 \x1b]8;id=0;foo\x1b\\progress\x1b]8;;\x1b\\ \n\n\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\x1b[48;2;39;40;34ma=1 \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\n\n\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\x1b[38;2;249;38;114;48;2;39;40;34mimport\x1b[0m\x1b[38;2;248;248;242;48;2;39;40;34m \x1b[0m\x1b[38;2;248;248;242;48;2;39;40;34mthis\x1b[0m\x1b[48;2;39;40;34m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\n\n\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\x1b[48;2;39;40;34mfoobar \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\n\n\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\x1b[48;2;39;40;34mimport this \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\n\n\x1b[1;33m 1 \x1b[0mList item \n\x1b[1;33m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[1;33m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\x1b[48;2;39;40;34mCode block \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[1;33m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n" + expected = "┏━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓\n┃ \x1b[1mHeading\x1b[0m ┃\n┗━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┛\n\n\n \x1b[1;4mSub-heading\x1b[0m \n\n \x1b[1mHeading\x1b[0m \n\n \x1b[1;2mH4 Heading\x1b[0m \n\nf \n\n \x1b[4mH5 Heading\x1b[0m \n\n \x1b[3mH6 Heading\x1b[0m \n\nParagraphs are separated by a blank line. \n\nTwo spaces at the end of a line \nproduces a line break. \n\nText attributes \x1b[3mitalic\x1b[0m, \x1b[1mbold\x1b[0m, \x1b[1;36;40mmonospace\x1b[0m. \n\nHorizontal rule: \n\n\x1b[33m────────────────────────────────────────────────────────────────────────────────────────────────────\x1b[0m\nBullet list: \n\n\x1b[1;33m • \x1b[0mapples \n\x1b[1;33m • \x1b[0moranges \n\x1b[1;33m • \x1b[0mpears \n\nNumbered list: \n\n\x1b[1;33m 1 \x1b[0mlather \n\x1b[1;33m 2 \x1b[0mrinse \n\x1b[1;33m 3 \x1b[0mrepeat \n\nAn \x1b]8;id=0;foo\x1b\\\x1b[4;34mexample\x1b[0m\x1b]8;;\x1b\\. \n\n\x1b[35m▌ \x1b[0m\x1b[35mMarkdown uses email-style > characters for blockquoting.\x1b[0m\x1b[35m \x1b[0m\n\x1b[35m▌ \x1b[0m\x1b[35mLorem ipsum\x1b[0m\x1b[35m \x1b[0m\n\n🌆 \x1b]8;id=0;foo\x1b\\progress\x1b]8;;\x1b\\ \n\n\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\x1b[38;2;248;248;242;48;2;39;40;34ma=1\x1b[0m\x1b[48;2;39;40;34m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\n\n\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\x1b[38;2;249;38;114;48;2;39;40;34mimport\x1b[0m\x1b[38;2;248;248;242;48;2;39;40;34m \x1b[0m\x1b[38;2;248;248;242;48;2;39;40;34mthis\x1b[0m\x1b[48;2;39;40;34m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\n\n\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\x1b[38;2;248;248;242;48;2;39;40;34mfoobar\x1b[0m\x1b[48;2;39;40;34m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\n\n\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\x1b[38;2;248;248;242;48;2;39;40;34mimport this\x1b[0m\x1b[48;2;39;40;34m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\n\n\x1b[1;33m 1 \x1b[0mList item \n\x1b[1;33m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[1;33m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\x1b[38;2;248;248;242;48;2;39;40;34mCode block\x1b[0m\x1b[48;2;39;40;34m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[1;33m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n" assert rendered_markdown == expected diff --git a/tests/test_markdown_no_hyperlinks.py b/tests/test_markdown_no_hyperlinks.py index 69b0b604f..efa6a5c2e 100644 --- a/tests/test_markdown_no_hyperlinks.py +++ b/tests/test_markdown_no_hyperlinks.py @@ -93,7 +93,7 @@ def test_markdown_render(): markdown = Markdown(MARKDOWN, hyperlinks=False) rendered_markdown = render(markdown) print(repr(rendered_markdown)) - expected = "┏━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓\n┃ \x1b[1mHeading\x1b[0m ┃\n┗━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┛\n\n\n \x1b[1;4mSub-heading\x1b[0m \n\n \x1b[1mHeading\x1b[0m \n\n \x1b[1;2mH4 Heading\x1b[0m \n\n \x1b[4mH5 Heading\x1b[0m \n\n \x1b[3mH6 Heading\x1b[0m \n\nParagraphs are separated by a blank line. \n\nTwo spaces at the end of a line \nproduces a line break. \n\nText attributes \x1b[3mitalic\x1b[0m, \x1b[1mbold\x1b[0m, \x1b[1;36;40mmonospace\x1b[0m. \n\nHorizontal rule: \n\n\x1b[33m────────────────────────────────────────────────────────────────────────────────────────────────────\x1b[0m\nBullet list: \n\n\x1b[1;33m • \x1b[0mapples \n\x1b[1;33m • \x1b[0moranges \n\x1b[1;33m • \x1b[0mpears \n\nNumbered list: \n\n\x1b[1;33m 1 \x1b[0mlather \n\x1b[1;33m 2 \x1b[0mrinse \n\x1b[1;33m 3 \x1b[0mrepeat \n\nAn \x1b[94mexample\x1b[0m (\x1b[4;34mhttp://example.com\x1b[0m). \n\n\x1b[35m▌ \x1b[0m\x1b[35mMarkdown uses email-style > characters for blockquoting.\x1b[0m\x1b[35m \x1b[0m\n\x1b[35m▌ \x1b[0m\x1b[35mLorem ipsum\x1b[0m\x1b[35m \x1b[0m\n\n🌆 progress \n\n\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\x1b[48;2;39;40;34ma=1 \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\n\n\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\x1b[38;2;249;38;114;48;2;39;40;34mimport\x1b[0m\x1b[38;2;248;248;242;48;2;39;40;34m \x1b[0m\x1b[38;2;248;248;242;48;2;39;40;34mthis\x1b[0m\x1b[48;2;39;40;34m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\n\n\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\x1b[48;2;39;40;34mfoobar \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\n" + expected = "┏━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓\n┃ \x1b[1mHeading\x1b[0m ┃\n┗━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┛\n\n\n \x1b[1;4mSub-heading\x1b[0m \n\n \x1b[1mHeading\x1b[0m \n\n \x1b[1;2mH4 Heading\x1b[0m \n\n \x1b[4mH5 Heading\x1b[0m \n\n \x1b[3mH6 Heading\x1b[0m \n\nParagraphs are separated by a blank line. \n\nTwo spaces at the end of a line \nproduces a line break. \n\nText attributes \x1b[3mitalic\x1b[0m, \x1b[1mbold\x1b[0m, \x1b[1;36;40mmonospace\x1b[0m. \n\nHorizontal rule: \n\n\x1b[33m────────────────────────────────────────────────────────────────────────────────────────────────────\x1b[0m\nBullet list: \n\n\x1b[1;33m • \x1b[0mapples \n\x1b[1;33m • \x1b[0moranges \n\x1b[1;33m • \x1b[0mpears \n\nNumbered list: \n\n\x1b[1;33m 1 \x1b[0mlather \n\x1b[1;33m 2 \x1b[0mrinse \n\x1b[1;33m 3 \x1b[0mrepeat \n\nAn \x1b[94mexample\x1b[0m (\x1b[4;34mhttp://example.com\x1b[0m). \n\n\x1b[35m▌ \x1b[0m\x1b[35mMarkdown uses email-style > characters for blockquoting.\x1b[0m\x1b[35m \x1b[0m\n\x1b[35m▌ \x1b[0m\x1b[35mLorem ipsum\x1b[0m\x1b[35m \x1b[0m\n\n🌆 progress \n\n\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\x1b[38;2;248;248;242;48;2;39;40;34ma=1\x1b[0m\x1b[48;2;39;40;34m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\n\n\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\x1b[38;2;249;38;114;48;2;39;40;34mimport\x1b[0m\x1b[38;2;248;248;242;48;2;39;40;34m \x1b[0m\x1b[38;2;248;248;242;48;2;39;40;34mthis\x1b[0m\x1b[48;2;39;40;34m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\n\n\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\x1b[38;2;248;248;242;48;2;39;40;34mfoobar\x1b[0m\x1b[48;2;39;40;34m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\n" assert rendered_markdown == expected diff --git a/tests/test_syntax.py b/tests/test_syntax.py index 308636d80..985c3f2d5 100644 --- a/tests/test_syntax.py +++ b/tests/test_syntax.py @@ -333,7 +333,6 @@ def test_from_path_unknown_lexer(): try: os.write(fh, b"import this\n") syntax = Syntax.from_path(path) - assert syntax.lexer is None assert syntax.code == "import this\n" finally: os.remove(path) @@ -357,7 +356,7 @@ def test_from_path_lexer_override_invalid_lexer(): try: os.write(fh, b"import this\n") syntax = Syntax.from_path(path, lexer="blah") - assert syntax.lexer is None + assert syntax.lexer.name == "Text only" assert syntax.code == "import this\n" finally: os.remove(path) From 32ec768f4e460dea5f043296c50fbeb909c8b616 Mon Sep 17 00:00:00 2001 From: Will McGugan Date: Sun, 17 Sep 2023 16:38:44 +0100 Subject: [PATCH 2/4] fix test --- tests/test_markdown.py | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/tests/test_markdown.py b/tests/test_markdown.py index ee5895922..705896daa 100644 --- a/tests/test_markdown.py +++ b/tests/test_markdown.py @@ -9,7 +9,7 @@ ### Heading #### H4 Heading -f + ##### H5 Heading ###### H6 Heading @@ -99,7 +99,7 @@ def render(renderable: RenderableType) -> str: def test_markdown_render(): markdown = Markdown(MARKDOWN) rendered_markdown = render(markdown) - expected = "┏━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓\n┃ \x1b[1mHeading\x1b[0m ┃\n┗━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┛\n\n\n \x1b[1;4mSub-heading\x1b[0m \n\n \x1b[1mHeading\x1b[0m \n\n \x1b[1;2mH4 Heading\x1b[0m \n\nf \n\n \x1b[4mH5 Heading\x1b[0m \n\n \x1b[3mH6 Heading\x1b[0m \n\nParagraphs are separated by a blank line. \n\nTwo spaces at the end of a line \nproduces a line break. \n\nText attributes \x1b[3mitalic\x1b[0m, \x1b[1mbold\x1b[0m, \x1b[1;36;40mmonospace\x1b[0m. \n\nHorizontal rule: \n\n\x1b[33m────────────────────────────────────────────────────────────────────────────────────────────────────\x1b[0m\nBullet list: \n\n\x1b[1;33m • \x1b[0mapples \n\x1b[1;33m • \x1b[0moranges \n\x1b[1;33m • \x1b[0mpears \n\nNumbered list: \n\n\x1b[1;33m 1 \x1b[0mlather \n\x1b[1;33m 2 \x1b[0mrinse \n\x1b[1;33m 3 \x1b[0mrepeat \n\nAn \x1b]8;id=0;foo\x1b\\\x1b[4;34mexample\x1b[0m\x1b]8;;\x1b\\. \n\n\x1b[35m▌ \x1b[0m\x1b[35mMarkdown uses email-style > characters for blockquoting.\x1b[0m\x1b[35m \x1b[0m\n\x1b[35m▌ \x1b[0m\x1b[35mLorem ipsum\x1b[0m\x1b[35m \x1b[0m\n\n🌆 \x1b]8;id=0;foo\x1b\\progress\x1b]8;;\x1b\\ \n\n\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\x1b[38;2;248;248;242;48;2;39;40;34ma=1\x1b[0m\x1b[48;2;39;40;34m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\n\n\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\x1b[38;2;249;38;114;48;2;39;40;34mimport\x1b[0m\x1b[38;2;248;248;242;48;2;39;40;34m \x1b[0m\x1b[38;2;248;248;242;48;2;39;40;34mthis\x1b[0m\x1b[48;2;39;40;34m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\n\n\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\x1b[38;2;248;248;242;48;2;39;40;34mfoobar\x1b[0m\x1b[48;2;39;40;34m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\n\n\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\x1b[38;2;248;248;242;48;2;39;40;34mimport this\x1b[0m\x1b[48;2;39;40;34m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\n\n\x1b[1;33m 1 \x1b[0mList item \n\x1b[1;33m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[1;33m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\x1b[38;2;248;248;242;48;2;39;40;34mCode block\x1b[0m\x1b[48;2;39;40;34m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[1;33m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n" + expected = "┏━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓\n┃ \x1b[1mHeading\x1b[0m ┃\n┗━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┛\n\n\n \x1b[1;4mSub-heading\x1b[0m \n\n \x1b[1mHeading\x1b[0m \n\n \x1b[1;2mH4 Heading\x1b[0m \n\n \x1b[4mH5 Heading\x1b[0m \n\n \x1b[3mH6 Heading\x1b[0m \n\nParagraphs are separated by a blank line. \n\nTwo spaces at the end of a line \nproduces a line break. \n\nText attributes \x1b[3mitalic\x1b[0m, \x1b[1mbold\x1b[0m, \x1b[1;36;40mmonospace\x1b[0m. \n\nHorizontal rule: \n\n\x1b[33m────────────────────────────────────────────────────────────────────────────────────────────────────\x1b[0m\nBullet list: \n\n\x1b[1;33m • \x1b[0mapples \n\x1b[1;33m • \x1b[0moranges \n\x1b[1;33m • \x1b[0mpears \n\nNumbered list: \n\n\x1b[1;33m 1 \x1b[0mlather \n\x1b[1;33m 2 \x1b[0mrinse \n\x1b[1;33m 3 \x1b[0mrepeat \n\nAn \x1b]8;id=0;foo\x1b\\\x1b[4;34mexample\x1b[0m\x1b]8;;\x1b\\. \n\n\x1b[35m▌ \x1b[0m\x1b[35mMarkdown uses email-style > characters for blockquoting.\x1b[0m\x1b[35m \x1b[0m\n\x1b[35m▌ \x1b[0m\x1b[35mLorem ipsum\x1b[0m\x1b[35m \x1b[0m\n\n🌆 \x1b]8;id=0;foo\x1b\\progress\x1b]8;;\x1b\\ \n\n\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\x1b[38;2;248;248;242;48;2;39;40;34ma=1\x1b[0m\x1b[48;2;39;40;34m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\n\n\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\x1b[38;2;249;38;114;48;2;39;40;34mimport\x1b[0m\x1b[38;2;248;248;242;48;2;39;40;34m \x1b[0m\x1b[38;2;248;248;242;48;2;39;40;34mthis\x1b[0m\x1b[48;2;39;40;34m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\n\n\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\x1b[38;2;248;248;242;48;2;39;40;34mfoobar\x1b[0m\x1b[48;2;39;40;34m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\n\n\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\x1b[38;2;248;248;242;48;2;39;40;34mimport this\x1b[0m\x1b[48;2;39;40;34m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[48;2;39;40;34m \x1b[0m\n\n\x1b[1;33m 1 \x1b[0mList item \n\x1b[1;33m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[1;33m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\x1b[38;2;248;248;242;48;2;39;40;34mCode block\x1b[0m\x1b[48;2;39;40;34m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n\x1b[1;33m \x1b[0m\x1b[48;2;39;40;34m \x1b[0m\n" assert rendered_markdown == expected From 44e36aaf6f8c5b4aba4d66bcf895b25c3b5fa32e Mon Sep 17 00:00:00 2001 From: Will McGugan Date: Sun, 17 Sep 2023 16:41:40 +0100 Subject: [PATCH 3/4] Add default lexer --- rich/syntax.py | 23 ++++++++++++++--------- tests/test_syntax.py | 2 +- 2 files changed, 15 insertions(+), 10 deletions(-) diff --git a/rich/syntax.py b/rich/syntax.py index aac30b970..618e0459f 100644 --- a/rich/syntax.py +++ b/rich/syntax.py @@ -379,7 +379,7 @@ def guess_lexer(cls, path: str, code: Optional[str] = None) -> str: str: The name of the Pygments lexer that best matches the supplied path/code. """ lexer: Optional[Lexer] = None - lexer_name = "text" + lexer_name = "default" if code: try: lexer = guess_lexer_for_filename(path, code) @@ -421,7 +421,7 @@ def _get_token_color(self, token_type: TokenType) -> Optional[Color]: return style.color @property - def lexer(self) -> Lexer: + 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. @@ -437,12 +437,17 @@ def lexer(self) -> Lexer: tabsize=self.tab_size, ) except ClassNotFound: - return get_lexer_by_name( - "text", - stripnl=False, - ensurenl=True, - tabsize=self.tab_size, - ) + return None + + @property + def default_lexer(self) -> Lexer: + """A Pygments Lexer to use if one is not specified or invalid.""" + return get_lexer_by_name( + "text", + stripnl=False, + ensurenl=True, + tabsize=self.tab_size, + ) def highlight( self, @@ -472,7 +477,7 @@ def highlight( ) _get_theme_style = self._theme.get_style_for_token - lexer = self.lexer + lexer = self.lexer or self.default_lexer if lexer is None: text.append(code) diff --git a/tests/test_syntax.py b/tests/test_syntax.py index 985c3f2d5..da7c3715d 100644 --- a/tests/test_syntax.py +++ b/tests/test_syntax.py @@ -356,7 +356,7 @@ def test_from_path_lexer_override_invalid_lexer(): try: os.write(fh, b"import this\n") syntax = Syntax.from_path(path, lexer="blah") - assert syntax.lexer.name == "Text only" + assert syntax.lexer is None assert syntax.code == "import this\n" finally: os.remove(path) From db07a2aad2c18a1a4ab2345bb2d5adbd2f9c0eaa Mon Sep 17 00:00:00 2001 From: Will McGugan Date: Sun, 17 Sep 2023 16:43:02 +0100 Subject: [PATCH 4/4] Restore text --- tests/test_syntax.py | 1 + 1 file changed, 1 insertion(+) diff --git a/tests/test_syntax.py b/tests/test_syntax.py index da7c3715d..308636d80 100644 --- a/tests/test_syntax.py +++ b/tests/test_syntax.py @@ -333,6 +333,7 @@ def test_from_path_unknown_lexer(): try: os.write(fh, b"import this\n") syntax = Syntax.from_path(path) + assert syntax.lexer is None assert syntax.code == "import this\n" finally: os.remove(path)