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0001 <!DOCTYPE html> 0002 <html><head> 0003 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/> 0004 <title>test.rs</title> 0005 <meta name="generator" content="KF5::SyntaxHighlighting - Definition (Rust) - Theme (Breeze Light)"/> 0006 </head><body style="background-color:#ffffff;color:#1f1c1b"><pre> 0007 <span style="color:#898887;">// Comment </span><span style="color:#81ca2d;background-color:#f7e6e6;font-weight:bold;">NOTE</span> 0008 <span style="color:#898887;">/* Comment </span><span style="color:#ca9219;background-color:#451e1a;font-weight:bold;">FIXME</span><span style="color:#898887;"> </span><span style="color:#e85848;background-color:#451e1a;font-weight:bold;">ALERT</span> 0009 <span style="color:#898887;"> */</span> 0010 0011 <span style="color:#898887;">// Identifiers</span> 0012 <span style="color:#006e28;">hellóñαωΑΩµo!</span>()<span style="color:#ca60ca;">;</span> 0013 <span style="color:#006e28;">HellóñαωΑΩµ::</span>Hello<span style="color:#ca60ca;">;</span> 0014 <span style="color:#006e28;">'hellóñαωΑΩµo</span> 0015 0016 <span style="font-weight:bold;">pub</span> <span style="font-weight:bold;">use</span> <span style="font-weight:bold;">self</span><span style="color:#006e28;">::PathParameters::</span><span style="color:#ca60ca;">*;</span> 0017 <span style="font-weight:bold;">pub</span> <span style="font-weight:bold;">use</span> <span style="color:#006e28;">symbol::</span><span style="color:#ca60ca;">{</span>Ident<span style="color:#ca60ca;">,</span> Symbol <span style="font-weight:bold;">as</span> Name<span style="color:#ca60ca;">};</span> 0018 <span style="font-weight:bold;">use</span> <span style="color:#006e28;">serialize::</span><span style="color:#ca60ca;">{</span><span style="font-weight:bold;">self</span><span style="color:#ca60ca;">,</span> Encoder<span style="color:#ca60ca;">,</span> Decoder<span style="color:#ca60ca;">};</span> 0019 <span style="font-weight:bold;">use</span> <span style="color:#006e28;">std::</span><span style="color:#0057ae;">u32</span><span style="color:#ca60ca;">;</span> 0020 0021 <span style="color:#0057ae;">#[derive(</span><span style="color:#644a9b;font-weight:bold;">Clone</span><span style="color:#ca60ca;">,</span><span style="color:#0057ae;"> </span><span style="color:#644a9b;font-weight:bold;">PartialEq</span><span style="color:#ca60ca;">,</span><span style="color:#0057ae;"> </span><span style="color:#644a9b;font-weight:bold;">Eq</span><span style="color:#ca60ca;">,</span><span style="color:#0057ae;"> </span><span style="color:#644a9b;font-weight:bold;">Hash</span><span style="color:#ca60ca;">,</span><span style="color:#0057ae;"> </span><span style="color:#644a9b;font-weight:bold;">Copy</span><span style="color:#0057ae;">)]</span> 0022 0023 <span style="font-weight:bold;">pub</span> <span style="font-weight:bold;">struct</span> Lifetime <span style="color:#ca60ca;">{</span> 0024 <span style="font-weight:bold;">pub</span> id<span style="color:#ca60ca;">:</span> NodeId<span style="color:#ca60ca;">,</span> 0025 <span style="font-weight:bold;">pub</span> span<span style="color:#ca60ca;">:</span> Span<span style="color:#ca60ca;">,</span> 0026 <span style="font-weight:bold;">pub</span> bounds<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">Vec</span><span style="color:#ca60ca;"><</span>PathSegment<span style="color:#ca60ca;">></span> 0027 <span style="color:#ca60ca;">}</span> 0028 0029 <span style="font-weight:bold;">impl</span> <span style="color:#006e28;">fmt::</span><span style="color:#644a9b;font-weight:bold;">Debug</span> <span style="font-weight:bold;">for</span> Lifetime <span style="color:#ca60ca;">{</span> 0030 <span style="font-weight:bold;">fn</span> fmt(<span style="color:#ca60ca;">&</span><span style="font-weight:bold;">self</span><span style="color:#ca60ca;">,</span> f<span style="color:#ca60ca;">:</span> <span style="color:#ca60ca;">&</span><span style="font-weight:bold;">mut</span> <span style="color:#006e28;">fmt::</span>Formatter) <span style="color:#ca60ca;">-></span> <span style="color:#006e28;">fmt::</span><span style="color:#0057ae;">Result</span> <span style="color:#ca60ca;">{</span> 0031 <span style="color:#006e28;">write!</span>(f<span style="color:#ca60ca;">,</span> <span style="color:#bf0303;">"lifetime({}: {})"</span><span style="color:#ca60ca;">,</span> <span style="font-weight:bold;">self</span><span style="color:#ca60ca;">.</span>id<span style="color:#ca60ca;">,</span> <span style="color:#006e28;">pprust::</span>lifetime_to_string(<span style="font-weight:bold;">self</span>)) 0032 <span style="color:#ca60ca;">}</span> 0033 <span style="color:#ca60ca;">}</span> 0034 <span style="font-weight:bold;">impl</span><span style="color:#ca60ca;"><</span><span style="color:#006e28;">'a</span><span style="color:#ca60ca;">></span> <span style="color:#644a9b;font-weight:bold;">PartialEq</span><span style="color:#ca60ca;"><&</span><span style="color:#006e28;">'a</span> <span style="color:#0057ae;">str</span><span style="color:#ca60ca;">></span> <span style="font-weight:bold;">for</span> <span style="color:#0057ae;">Path</span> <span style="color:#ca60ca;">{</span> 0035 <span style="font-weight:bold;">fn</span> eq(<span style="color:#ca60ca;">&</span><span style="font-weight:bold;">self</span><span style="color:#ca60ca;">,</span> string<span style="color:#ca60ca;">:</span> <span style="color:#ca60ca;">&&</span><span style="color:#006e28;">'a</span> <span style="color:#0057ae;">str</span>) <span style="color:#ca60ca;">-></span> <span style="color:#0057ae;">bool</span> <span style="color:#ca60ca;">{</span> 0036 <span style="font-weight:bold;">self</span><span style="color:#ca60ca;">.</span>segments<span style="color:#ca60ca;">.</span>len() <span style="color:#ca60ca;">==</span> <span style="color:#b08000;">1</span> <span style="color:#ca60ca;">&&</span> <span style="font-weight:bold;">self</span><span style="color:#ca60ca;">.</span>segments[<span style="color:#b08000;">0</span>]<span style="color:#ca60ca;">.</span>identifier<span style="color:#ca60ca;">.</span>name <span style="color:#ca60ca;">==</span> <span style="color:#ca60ca;">*</span>string 0037 <span style="color:#ca60ca;">}</span> 0038 <span style="color:#ca60ca;">}</span> 0039 0040 <span style="font-weight:bold;">enum</span> TraitBoundModifier <span style="color:#ca60ca;">{</span> 0041 <span style="color:#aa5500;">None</span><span style="color:#ca60ca;">,</span> 0042 Maybe<span style="color:#ca60ca;">,</span> 0043 <span style="color:#ca60ca;">}</span> 0044 0045 <span style="font-weight:bold;">union</span> tests <span style="color:#ca60ca;">{</span> 0046 a<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">i128</span><span style="color:#ca60ca;">,</span> 0047 b<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">isize</span><span style="color:#ca60ca;">,</span> 0048 <span style="color:#ca60ca;">}</span> 0049 0050 <span style="color:#898887;">// Self vs self</span> 0051 <span style="font-weight:bold;">trait</span> T <span style="color:#ca60ca;">{</span> 0052 <span style="font-weight:bold;">type</span> Item<span style="color:#ca60ca;">;</span> 0053 <span style="color:#898887;">// `Self` will be whatever type that implements `T`.</span> 0054 <span style="font-weight:bold;">fn</span> new() <span style="color:#ca60ca;">-></span> <span style="color:#0057ae;">Self</span><span style="color:#ca60ca;">;</span> 0055 <span style="color:#898887;">// `Self::Item` will be the type alias in the implementation.</span> 0056 <span style="font-weight:bold;">fn</span> f(<span style="color:#ca60ca;">&</span><span style="font-weight:bold;">self</span>) <span style="color:#ca60ca;">-></span> <span style="color:#0057ae;">Self</span><span style="color:#006e28;">::</span>Item<span style="color:#ca60ca;">;</span> 0057 <span style="color:#ca60ca;">}</span> 0058 0059 <span style="color:#898887;">// Raw identifiers</span> 0060 <span style="font-weight:bold;">extern</span> <span style="font-weight:bold;">crate</span> foo<span style="color:#ca60ca;">;</span> 0061 <span style="font-weight:bold;">fn</span> main() <span style="color:#ca60ca;">{</span> 0062 <span style="color:#006e28;">foo::</span><span style="color:#ca60ca;">r#</span>try()<span style="color:#ca60ca;">;</span> 0063 <span style="color:#ca60ca;">}</span> 0064 0065 <span style="color:#0057ae;">#[valid types]</span> 0066 <span style="font-weight:bold;">fn</span> types() <span style="color:#ca60ca;">{</span> 0067 <span style="font-weight:bold;">let</span> num <span style="color:#ca60ca;">=</span> <span style="color:#b08000;">333_3_</span><span style="color:#ca60ca;">;</span> 0068 <span style="font-weight:bold;">let</span> num_u8<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">u8</span> <span style="color:#ca60ca;">=</span> <span style="color:#b08000;">333u8</span><span style="color:#ca60ca;">;</span> 0069 <span style="font-weight:bold;">let</span> num_u16<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">u16</span> <span style="color:#ca60ca;">=</span> <span style="color:#b08000;">333u16</span><span style="color:#ca60ca;">;</span> 0070 <span style="font-weight:bold;">let</span> num_u32<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">u32</span> <span style="color:#ca60ca;">=</span> <span style="color:#b08000;">333u32</span><span style="color:#ca60ca;">;</span> 0071 <span style="font-weight:bold;">let</span> num_u64<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">u64</span> <span style="color:#ca60ca;">=</span> <span style="color:#b08000;">333u64</span><span style="color:#ca60ca;">;</span> 0072 <span style="font-weight:bold;">let</span> num_u128<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">u128</span> <span style="color:#ca60ca;">=</span> <span style="color:#b08000;">333u128</span><span style="color:#ca60ca;">;</span> 0073 <span style="font-weight:bold;">let</span> num_usize<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">usize</span> <span style="color:#ca60ca;">=</span> <span style="color:#b08000;">333usize</span><span style="color:#ca60ca;">;</span> 0074 <span style="font-weight:bold;">let</span> num_float<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">f32</span> <span style="color:#ca60ca;">=</span> <span style="color:#b08000;">333.45f32</span><span style="color:#ca60ca;">;</span> 0075 0076 <span style="font-weight:bold;">let</span> binary <span style="color:#ca60ca;">=</span> <span style="color:#b08000;">0b1_010</span><span style="color:#ca60ca;">;</span> 0077 <span style="font-weight:bold;">let</span> octal <span style="color:#ca60ca;">=</span> <span style="color:#b08000;">0o21535</span><span style="color:#ca60ca;">;</span> 0078 <span style="font-weight:bold;">let</span> hexadecimal <span style="color:#ca60ca;">=</span> <span style="color:#b08000;">0x73A2_F</span><span style="color:#ca60ca;">;</span> 0079 0080 <span style="font-weight:bold;">let</span> char1<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">char</span> <span style="color:#ca60ca;">=</span> <span style="color:#924c9d;">'a'</span><span style="color:#ca60ca;">;</span> 0081 <span style="font-weight:bold;">let</span> char2<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">char</span> <span style="color:#ca60ca;">=</span> <span style="color:#924c9d;">'</span><span style="color:#3daee9;">\n</span><span style="color:#924c9d;">'</span><span style="color:#ca60ca;">;</span> 0082 <span style="font-weight:bold;">let</span> char3<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">char</span> <span style="color:#ca60ca;">=</span> <span style="color:#924c9d;">'</span><span style="color:#3daee9;">\u{123_AF}</span><span style="color:#924c9d;">'</span><span style="color:#ca60ca;">;</span> 0083 0084 <span style="font-weight:bold;">let</span> byte1<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">u8</span> <span style="color:#ca60ca;">=</span> <span style="color:#924c9d;">b'a'</span><span style="color:#ca60ca;">;</span> 0085 <span style="font-weight:bold;">let</span> byte2<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">u8</span> <span style="color:#ca60ca;">=</span> <span style="color:#924c9d;">b'</span><span style="color:#3daee9;">\x13</span><span style="color:#924c9d;">'</span><span style="color:#ca60ca;">;</span> 0086 0087 <span style="font-weight:bold;">let</span> string<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">str</span> <span style="color:#ca60ca;">=</span> <span style="color:#bf0303;">"hello </span><span style="color:#3daee9;">\n</span><span style="color:#bf0303;"> </span><span style="color:#3daee9;">\r</span><span style="color:#bf0303;"> </span><span style="color:#3daee9;">\u{123_________fd_}</span><span style="color:#bf0303;"> </span><span style="color:#3daee9;">\</span> 0088 <span style="color:#bf0303;"> bye"</span><span style="color:#ca60ca;">;</span> 0089 <span style="font-weight:bold;">let</span> byte_string<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">str</span> <span style="color:#ca60ca;">=</span> <span style="color:#bf0303;">b"hello </span><span style="color:#3daee9;">\t</span><span style="color:#bf0303;"> </span><span style="color:#3daee9;">\0</span><span style="color:#bf0303;"> </span><span style="color:#3daee9;">\</span><span style="color:#bf0303;text-decoration:underline;">u</span><span style="color:#bf0303;">{123} </span><span style="color:#3daee9;">\</span><span style="color:#bf0303;text-decoration:underline;">b</span><span style="color:#bf0303;"> bye"</span><span style="color:#ca60ca;">;</span> 0090 <span style="font-weight:bold;">let</span> raw_string1<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">str</span> <span style="color:#ca60ca;">=</span> <span style="color:#bf0303;">r"hello \t \b"</span><span style="color:#ca60ca;">;</span> 0091 <span style="font-weight:bold;">let</span> raw_string2<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">str</span> <span style="color:#ca60ca;">=</span> <span style="color:#bf0303;">r####"hello \n "### bye"####</span>####<span style="color:#ca60ca;">;</span> 0092 <span style="font-weight:bold;">let</span> raw_string3<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">str</span> <span style="color:#ca60ca;">=</span> <span style="color:#bf0303;">br####"hello \n"####</span><span style="color:#ca60ca;">;</span> 0093 0094 <span style="color:#898887;">// Invalid</span> 0095 0096 <span style="font-weight:bold;">let</span> invalid_binary<span style="color:#ca60ca;">=</span> <span style="color:#bf0303;text-decoration:underline;">0b1_015</span><span style="color:#ca60ca;">;</span> 0097 <span style="font-weight:bold;">let</span> invalid_octal <span style="color:#ca60ca;">=</span> <span style="color:#bf0303;text-decoration:underline;">0o64_92</span><span style="color:#ca60ca;">;</span> 0098 <span style="font-weight:bold;">let</span> invalid_hexadecimal <span style="color:#ca60ca;">=</span> <span style="color:#bf0303;text-decoration:underline;">0x7_3AY</span><span style="color:#ca60ca;">;</span> 0099 0100 <span style="font-weight:bold;">let</span> invalid_char1<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">char</span> <span style="color:#ca60ca;">=</span> <span style="color:#924c9d;">'</span><span style="color:#bf0303;text-decoration:underline;">\y</span><span style="color:#924c9d;">'</span><span style="color:#ca60ca;">;</span> 0101 <span style="font-weight:bold;">let</span> invalid_char2<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">char</span> <span style="color:#ca60ca;">=</span> <span style="color:#924c9d;">'</span><span style="color:#bf0303;text-decoration:underline;">\324</span><span style="color:#924c9d;">'</span><span style="color:#ca60ca;">;</span> 0102 <span style="font-weight:bold;">let</span> invalid_char3<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">char</span> <span style="color:#ca60ca;">=</span> <span style="color:#924c9d;">'</span><span style="color:#bf0303;text-decoration:underline;">%%</span><span style="color:#924c9d;">'</span><span style="color:#ca60ca;">;</span> 0103 <span style="font-weight:bold;">let</span> invalid_char4<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">char</span> <span style="color:#ca60ca;">=</span> <span style="color:#924c9d;">'</span><span style="color:#bf0303;text-decoration:underline;">\n\dfd</span><span style="color:#924c9d;">'</span><span style="color:#ca60ca;">;</span> 0104 <span style="font-weight:bold;">let</span> invalid_char5<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">char</span> <span style="color:#ca60ca;">=</span> <span style="color:#006e28;">'aaaa</span>a<span style="color:#924c9d;">'</span><span style="color:#ca60ca;">;</span> 0105 <span style="font-weight:bold;">let</span> open_char<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">char</span> <span style="color:#ca60ca;">=</span> <span style="color:#924c9d;">'</span><span style="color:#ca60ca;">&&&;</span> 0106 0107 <span style="font-weight:bold;">let</span> invalid_byte1<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">u8</span> <span style="color:#ca60ca;">=</span> b<span style="color:#006e28;">'a</span>b<span style="color:#924c9d;">'</span><span style="color:#ca60ca;">;</span> 0108 <span style="font-weight:bold;">let</span> invalid_byte2<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">u8</span> <span style="color:#ca60ca;">=</span> b<span style="color:#924c9d;">'</span><span style="color:#bf0303;text-decoration:underline;">\b</span><span style="color:#924c9d;">'</span><span style="color:#ca60ca;">;</span> 0109 <span style="font-weight:bold;">let</span> invalid_byte2<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">u8</span> <span style="color:#ca60ca;">=</span> b<span style="color:#924c9d;">'</span><span style="color:#3daee9;">\u{123}</span><span style="color:#924c9d;">'</span><span style="color:#ca60ca;">;</span> 0110 0111 <span style="font-weight:bold;">let</span> invalid_string<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">str</span> <span style="color:#ca60ca;">=</span> <span style="color:#bf0303;">"hello </span><span style="color:#3daee9;">\</span><span style="color:#bf0303;text-decoration:underline;">b</span><span style="color:#bf0303;"> </span><span style="color:#3daee9;">\</span><span style="color:#bf0303;text-decoration:underline;">u</span><span style="color:#bf0303;">{_123} </span><span style="color:#3daee9;">\</span><span style="color:#bf0303;text-decoration:underline;">u</span><span style="color:#bf0303;">{1234567} </span><span style="color:#3daee9;">\</span><span style="color:#bf0303;text-decoration:underline;"> </span><span style="color:#bf0303;"> bye"</span><span style="color:#ca60ca;">;</span> 0112 <span style="color:#ca60ca;">}</span> 0113 0114 <span style="color:#898887;">//ControlFlow-specific keywords</span> 0115 <span style="font-weight:bold;">fn</span> controlflow(y<span style="color:#ca60ca;">:</span> <span style="color:#0057ae;">Vec</span><span style="color:#ca60ca;"><</span><span style="color:#0057ae;">usize</span><span style="color:#ca60ca;">></span>) <span style="color:#ca60ca;">-></span> <span style="color:#0057ae;">usize</span> <span style="color:#ca60ca;">{</span> 0116 <span style="font-weight:bold;">let</span> <span style="font-weight:bold;">mut</span> x <span style="color:#ca60ca;">=</span> <span style="color:#b08000;">0</span><span style="color:#ca60ca;">;</span> 0117 <span style="font-weight:bold;">while</span> x <span style="color:#ca60ca;"><</span> <span style="color:#b08000;">10</span> <span style="color:#ca60ca;">{</span> 0118 <span style="font-weight:bold;">if</span> x <span style="color:#ca60ca;">></span> <span style="color:#b08000;">5</span> <span style="color:#ca60ca;">{</span> 0119 x <span style="color:#ca60ca;">=</span> <span style="color:#b08000;">1</span><span style="color:#ca60ca;">;</span> 0120 <span style="color:#ca60ca;">}</span> 0121 <span style="font-weight:bold;">else</span> <span style="color:#ca60ca;">{</span> 0122 <span style="font-weight:bold;">return</span> <span style="color:#b08000;">5</span> 0123 <span style="color:#ca60ca;">}</span> 0124 <span style="color:#ca60ca;">}</span> 0125 <span style="font-weight:bold;">loop</span> <span style="color:#ca60ca;">{</span> 0126 x<span style="color:#ca60ca;">+=</span> <span style="color:#b08000;">1</span><span style="color:#ca60ca;">;</span> 0127 <span style="font-weight:bold;">break</span><span style="color:#ca60ca;">;</span> 0128 <span style="color:#ca60ca;">}</span> 0129 <span style="font-weight:bold;">for</span> z <span style="font-weight:bold;">in</span> y <span style="color:#ca60ca;">{</span> 0130 <span style="font-weight:bold;">match</span> z <span style="color:#ca60ca;">{</span> 0131 <span style="color:#b08000;">1</span> <span style="color:#ca60ca;">=></span> <span style="font-weight:bold;">continue</span><span style="color:#ca60ca;">,</span> 0132 _ <span style="color:#ca60ca;">=></span> x <span style="color:#ca60ca;">=</span> <span style="color:#b08000;">2</span><span style="color:#ca60ca;">,</span> 0133 <span style="color:#ca60ca;">}</span> 0134 <span style="color:#ca60ca;">}</span> 0135 x 0136 <span style="color:#ca60ca;">}</span> 0137 </pre></body></html>