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Markdown parser fork with extended syntax for personal use.
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16 kB · 526 lines
Rust
at hack
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#[test]fn definition() -> Result<(), message::Message> { let danger = Options { compile: CompileOptions { allow_dangerous_html: true, allow_dangerous_protocol: true, ..Default::default() }, ..Default::default() };
assert_eq!( to_html("[foo]: /url \"title\"\n\n[foo]"), "<p><a href=\"/url\" title=\"title\">foo</a></p>", "should support link definitions" );
assert_eq!( to_html("[foo]:\n\n/url\n\n[foo]"), "<p>[foo]:</p>\n<p>/url</p>\n<p>[foo]</p>", "should not support blank lines before destination" );
assert_eq!( to_html(" [foo]: \n /url \n 'the title' \n\n[foo]"), "<p><a href=\"/url\" title=\"the title\">foo</a></p>", "should support whitespace and line endings in definitions" );
assert_eq!( to_html("[a]:b 'c'\n\n[a]"), "<p><a href=\"b\" title=\"c\">a</a></p>", "should support no whitespace after `:` in definitions" );
assert_eq!( to_html("[Foo*bar\\]]:my_(url) 'title (with parens)'\n\n[Foo*bar\\]]"), "<p><a href=\"my_(url)\" title=\"title (with parens)\">Foo*bar]</a></p>", "should support complex definitions (1)" );
assert_eq!( to_html("[Foo bar]:\n<my url>\n'title'\n\n[Foo bar]"), "<p><a href=\"my%20url\" title=\"title\">Foo bar</a></p>", "should support complex definitions (2)" );
assert_eq!( to_html("[foo]: /url '\ntitle\nline1\nline2\n'\n\n[foo]"), "<p><a href=\"/url\" title=\"\ntitle\nline1\nline2\n\">foo</a></p>", "should support line endings in titles" );
assert_eq!( to_html("[foo]: /url 'title\n\nwith blank line'\n\n[foo]"), "<p>[foo]: /url 'title</p>\n<p>with blank line'</p>\n<p>[foo]</p>", "should not support blank lines in titles" );
assert_eq!( to_html("[foo]:\n/url\n\n[foo]"), "<p><a href=\"/url\">foo</a></p>", "should support definitions w/o title" );
assert_eq!( to_html("[foo]:\n\n[foo]"), "<p>[foo]:</p>\n<p>[foo]</p>", "should not support definitions w/o destination" );
assert_eq!( to_html("[foo]: <>\n\n[foo]"), "<p><a href=\"\">foo</a></p>", "should support definitions w/ explicit empty destinations" );
assert_eq!( to_html_with_options("[foo]: <bar>(baz)\n\n[foo]", &danger)?, "<p>[foo]: <bar>(baz)</p>\n<p>[foo]</p>", "should not support definitions w/ no whitespace between destination and title" );
assert_eq!( to_html("[foo]: /url\\bar\\*baz \"foo\\\"bar\\baz\"\n\n[foo]"), "<p><a href=\"/url%5Cbar*baz\" title=\"foo"bar\\baz\">foo</a></p>", "should support character escapes in destinations and titles" );
assert_eq!( to_html("[foo]\n\n[foo]: url"), "<p><a href=\"url\">foo</a></p>\n", "should support a link before a definition" );
assert_eq!( to_html("[foo]: first\n[foo]: second\n\n[foo]"), "<p><a href=\"first\">foo</a></p>", "should match w/ the first definition" );
assert_eq!( to_html("[FOO]: /url\n\n[Foo]"), "<p><a href=\"/url\">Foo</a></p>", "should match w/ case-insensitive (1)" );
assert_eq!( to_html("[ΑΓΩ]: /φου\n\n[αγω]"), "<p><a href=\"/%CF%86%CE%BF%CF%85\">αγω</a></p>", "should match w/ case-insensitive (2)" );
assert_eq!( to_html("[ı]: a\n\n[I]"), "<p><a href=\"a\">I</a></p>", "should match w/ undotted turkish i (1)" ); assert_eq!( to_html("[I]: a\n\n[ı]"), "<p><a href=\"a\">ı</a></p>", "should match w/ undotted turkish i (2)" ); // Ref: <https://spec.commonmark.org/dingus/?text=%5Bi%5D%3A%20a%0A%0A%5Bİ%5D> // GFM parses the same (last checked: 2022-07-11). assert_eq!( to_html("[i]: a\n\n[İ]"), "<p>[İ]</p>", "should *not* match w/ dotted turkish i (1)" ); // Ref: <https://spec.commonmark.org/dingus/?text=%5Bİ%5D%3A%20a%0A%0A%5Bi%5D> // GFM parses the same (last checked: 2022-07-11). assert_eq!( to_html("[İ]: a\n\n[i]"), "<p>[i]</p>", "should *not* match w/ dotted turkish i (2)" );
assert_eq!( to_html("[foo]: /url"), "", "should not contribute anything w/o reference (1)" );
assert_eq!( to_html("[\nfoo\n]: /url\nbar"), "<p>bar</p>", "should not contribute anything w/o reference (2)" );
assert_eq!( to_html("[foo]: /url \"title\" \n\n[foo]"), "<p><a href=\"/url\" title=\"title\">foo</a></p>", "should support whitespace after title" );
assert_eq!( to_html("[foo]: /url\n\"title\" \n\n[foo]"), "<p><a href=\"/url\" title=\"title\">foo</a></p>", "should support whitespace after title on a separate line" );
assert_eq!( to_html("[foo]: /url \"title\" ok"), "<p>[foo]: /url "title" ok</p>", "should not support non-whitespace content after definitions (1)" );
assert_eq!( to_html("[foo]: /url\n\"title\" ok"), "<p>"title" ok</p>", "should not support non-whitespace content after definitions (2)" );
assert_eq!( to_html(" [foo]: /url \"title\"\n\n[foo]"), "<pre><code>[foo]: /url "title"\n</code></pre>\n<p>[foo]</p>", "should prefer indented code over definitions" );
assert_eq!( to_html("```\n[foo]: /url\n```\n\n[foo]"), "<pre><code>[foo]: /url\n</code></pre>\n<p>[foo]</p>", "should not support definitions in fenced code" );
assert_eq!( to_html("Foo\n[bar]: /baz\n\n[bar]"), "<p>Foo\n[bar]: /baz</p>\n<p>[bar]</p>", "should not support definitions in paragraphs" );
assert_eq!( to_html("# [Foo]\n[foo]: /url\n> bar"), "<h1><a href=\"/url\">Foo</a></h1>\n<blockquote>\n<p>bar</p>\n</blockquote>", "should not support definitions in headings" );
assert_eq!( to_html("[foo]: /url\nbar\n===\n[foo]"), "<h1>bar</h1>\n<p><a href=\"/url\">foo</a></p>", "should support setext headings after definitions" );
assert_eq!( to_html("[a]: b\n="), "<p>=</p>", "should not support setext heading underlines after definitions (1)" );
assert_eq!( to_html("[foo]: /url\n===\n[foo]"), "<p>===\n<a href=\"/url\">foo</a></p>", "should not support setext heading underlines after definitions (2)" );
assert_eq!( to_html( "[foo]: /foo-url \"foo\"\n[bar]: /bar-url\n \"bar\"\n[baz]: /baz-url\n\n[foo],\n[bar],\n[baz]"), "<p><a href=\"/foo-url\" title=\"foo\">foo</a>,\n<a href=\"/bar-url\" title=\"bar\">bar</a>,\n<a href=\"/baz-url\">baz</a></p>", "should support definitions after definitions" );
assert_eq!( to_html("> [foo]: /url\n\n[foo]"), "<blockquote>\n</blockquote>\n<p><a href=\"/url\">foo</a></p>", "should support definitions in block quotes (1)" );
assert_eq!( to_html("> [a]: <> 'b\n> c'"), "<blockquote>\n</blockquote>", "should support definitions in block quotes (2)" );
assert_eq!( to_html("> [a]\n\n[a]: b (c\n)"), "<blockquote>\n<p><a href=\"b\" title=\"c\n\">a</a></p>\n</blockquote>\n", "should support definitions in block quotes (3)" );
// Extra assert_eq!( to_html("[\\[\\+\\]]: example.com\n\nLink: [\\[\\+\\]]."), "<p>Link: <a href=\"example.com\">[+]</a>.</p>", "should match w/ character escapes" );
assert_eq!( to_html("[x]: \\\" \\(\\)\\\"\n\n[x]"), "<p><a href=\"%22%20()%22\">x</a></p>", "should support character escapes & references in unenclosed destinations" );
assert_eq!( to_html("[x]: <\\> \\+\\>>\n\n[x]"), "<p><a href=\"%3E%20+%3E\">x</a></p>", "should support character escapes & references in enclosed destinations" );
assert_eq!( to_html("[x]: <\n\n[x]"), "<p>[x]: <</p>\n<p>[x]</p>", "should not support a line ending at start of enclosed destination" );
assert_eq!( to_html("[x]: <x\n\n[x]"), "<p>[x]: <x</p>\n<p>[x]</p>", "should not support a line ending in enclosed destination" );
assert_eq!( to_html("[x]: \u{000b}a\n\n[x]"), "<p>[x]: \u{000b}a</p>\n<p>[x]</p>", "should not support ascii control characters at the start of destination" );
assert_eq!( to_html("[x]: a\u{000b}b\n\n[x]"), "<p>[x]: a\u{000b}b</p>\n<p>[x]</p>", "should not support ascii control characters in destination" );
assert_eq!( to_html("[x]: <\u{000b}a>\n\n[x]"), "<p><a href=\"%0Ba\">x</a></p>", "should support ascii control characters at the start of enclosed destination" );
assert_eq!( to_html("[x]: <a\u{000b}b>\n\n[x]"), "<p><a href=\"a%0Bb\">x</a></p>", "should support ascii control characters in enclosed destinations" );
assert_eq!( to_html("[x]: a \"\\\"\"\n\n[x]"), "<p><a href=\"a\" title=\""\">x</a></p>", "should support character escapes at the start of a title" );
assert_eq!( to_html("[x]: a \"'\"\n\n[x]"), "<p><a href=\"a\" title=\"'\">x</a></p>", "should support double quoted titles" );
assert_eq!( to_html("[x]: a '\"'\n\n[x]"), "<p><a href=\"a\" title=\""\">x</a></p>", "should support single quoted titles" );
assert_eq!( to_html("[x]: a (\"')\n\n[x]"), "<p><a href=\"a\" title=\""'\">x</a></p>", "should support paren enclosed titles" );
assert_eq!( to_html("[x]: a(()\n\n[x]"), "<p>[x]: a(()</p>\n<p>[x]</p>", "should not support more opening than closing parens in the destination" );
assert_eq!( to_html("[x]: a(())\n\n[x]"), "<p><a href=\"a(())\">x</a></p>", "should support balanced opening and closing parens in the destination" );
assert_eq!( to_html("[x]: a())\n\n[x]"), "<p>[x]: a())</p>\n<p>[x]</p>", "should not support more closing than opening parens in the destination" );
assert_eq!( to_html("[x]: a \t\n\n[x]"), "<p><a href=\"a\">x</a></p>", "should support trailing whitespace after a destination" );
assert_eq!( to_html("[x]: a \"X\" \t\n\n[x]"), "<p><a href=\"a\" title=\"X\">x</a></p>", "should support trailing whitespace after a title" );
assert_eq!( to_html("[&©&]: example.com/&©& \"&©&\"\n\n[&©&]"), "<p><a href=\"example.com/&%C2%A9&\" title=\"&©&\">&©&</a></p>", "should support character references in definitions" );
assert_eq!( to_html("[x]:\nexample.com\n\n[x]"), "<p><a href=\"example.com\">x</a></p>", "should support a line ending before a destination" );
assert_eq!( to_html("[x]: \t\nexample.com\n\n[x]"), "<p><a href=\"example.com\">x</a></p>", "should support whitespace before a destination" );
// See: <https://github.com/commonmark/commonmark.js/issues/192> assert_eq!( to_html("[x]: <> \"\"\n[][x]"), "<p><a href=\"\"></a></p>", "should ignore an empty title" );
assert_eq!( to_html_with_options("[a]\n\n[a]: <b<c>", &danger)?, "<p>[a]</p>\n<p>[a]: <b<c></p>", "should not support a less than in an enclosed destination" );
assert_eq!( to_html("[a]\n\n[a]: b(c"), "<p>[a]</p>\n<p>[a]: b(c</p>", "should not support an extra left paren (`(`) in a raw destination" );
assert_eq!( to_html("[a]\n\n[a]: b)c"), "<p>[a]</p>\n<p>[a]: b)c</p>", "should not support an extra right paren (`)`) in a raw destination" );
assert_eq!( to_html("[a]\n\n[a]: b)c"), "<p>[a]</p>\n<p>[a]: b)c</p>", "should not support an extra right paren (`)`) in a raw destination" );
assert_eq!( to_html("[a]\n\n[a]: a(1(2(3(4()))))b"), "<p><a href=\"a(1(2(3(4()))))b\">a</a></p>\n", "should support 4 or more sets of parens in a raw destination (link resources don’t)" );
assert_eq!( to_html("[a]\n\n[a]: aaa)"), "<p>[a]</p>\n<p>[a]: aaa)</p>", "should not support a final (unbalanced) right paren in a raw destination" );
assert_eq!( to_html("[a]\n\n[a]: aaa) \"a\""), "<p>[a]</p>\n<p>[a]: aaa) "a"</p>", "should not support a final (unbalanced) right paren in a raw destination “before” a title" );
assert_eq!( to_html(" [a]: b \"c\"\n [d]: e\n [f]: g \"h\"\n [i]: j\n\t[k]: l (m)\n\t n [k] o"), "<p>n <a href=\"l\" title=\"m\">k</a> o</p>", "should support subsequent indented definitions" );
assert_eq!( to_html("[a\n b]: c\n\n[a\n b]"), "<p><a href=\"c\">a\nb</a></p>", "should support line prefixes in definition labels" );
assert_eq!( to_html("[a]: )\n\n[a]"), "<p>[a]: )</p>\n<p>[a]</p>", "should not support definitions w/ only a closing paren as a raw destination" );
assert_eq!( to_html("[a]: )b\n\n[a]"), "<p>[a]: )b</p>\n<p>[a]</p>", "should not support definitions w/ closing paren + more text as a raw destination" );
assert_eq!( to_html("[a]: b)\n\n[a]"), "<p>[a]: b)</p>\n<p>[a]</p>", "should not support definitions w/ text + a closing paren as a raw destination" );
assert_eq!( to_html("[\na\n=\n]: b"), "<h1>[\na</h1>\n<p>]: b</p>", "should prefer setext headings over definition labels" );
assert_eq!( to_html("[a]: b '\nc\n=\n'"), "<h1>[a]: b '\nc</h1>\n<p>'</p>", "should prefer setext headings over definition titles" );
assert_eq!( to_html("[\n***\n]: b"), "<p>[</p>\n<hr />\n<p>]: b</p>", "should prefer thematic breaks over definition labels" );
assert_eq!( to_html("[a]: b '\n***\n'"), "<p>[a]: b '</p>\n<hr />\n<p>'</p>", "should prefer thematic breaks over definition titles" );
assert_eq!( to_html("[\n```\n]: b"), "<p>[</p>\n<pre><code>]: b\n</code></pre>\n", "should prefer code (fenced) over definition labels" );
assert_eq!( to_html("[a]: b '\n```\n'"), "<p>[a]: b '</p>\n<pre><code>'\n</code></pre>\n", "should prefer code (fenced) over definition titles" );
assert_eq!( to_html_with_options( "[foo]: /url \"title\"", &Options { parse: ParseOptions { constructs: Constructs { definition: false, ..Default::default() }, ..Default::default() }, ..Default::default() } )?, "<p>[foo]: /url "title"</p>", "should support turning off definitions" );
assert_eq!( to_mdast("[a]: <b> 'c'", &Default::default())?, Node::Root(Root { children: vec![Node::Definition(Definition { url: "b".into(), identifier: "a".into(), label: Some("a".into()), title: Some("c".into()), position: Some(Position::new(1, 1, 0, 1, 13, 12)) })], position: Some(Position::new(1, 1, 0, 1, 13, 12)) }), "should support definitions as `Definition`s in mdast" );
Ok(())}