<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta name="generator" content="rustdoc"> <meta name="description" content="Source to the Rust file `/home/jule/.cargo/registry/src/github.com-1ecc6299db9ec823/syn-0.11.11/src/lib.rs`."> <meta name="keywords" content="rust, rustlang, rust-lang"> <title>lib.rs.html -- source</title> <link rel="stylesheet" type="text/css" href="../../normalize.css"> <link rel="stylesheet" type="text/css" href="../../rustdoc.css"> <link rel="stylesheet" type="text/css" href="../../main.css"> </head> <body class="rustdoc source"> <!--[if lte IE 8]> <div class="warning"> This old browser is unsupported and will most likely display funky things. </div> <![endif]--> <nav class="sidebar"> </nav> <nav class="sub"> <form class="search-form js-only"> <div class="search-container"> <input class="search-input" name="search" autocomplete="off" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"> </div> </form> </nav> <section id='main' class="content"><pre class="line-numbers"><span id="1"> 1</span> <span id="2"> 2</span> <span id="3"> 3</span> <span id="4"> 4</span> <span id="5"> 5</span> <span id="6"> 6</span> <span id="7"> 7</span> <span id="8"> 8</span> <span id="9"> 9</span> <span id="10"> 10</span> <span id="11"> 11</span> <span id="12"> 12</span> <span id="13"> 13</span> <span id="14"> 14</span> <span id="15"> 15</span> <span id="16"> 16</span> <span id="17"> 17</span> <span id="18"> 18</span> <span id="19"> 19</span> <span id="20"> 20</span> <span id="21"> 21</span> <span id="22"> 22</span> <span id="23"> 23</span> <span id="24"> 24</span> <span id="25"> 25</span> <span id="26"> 26</span> <span id="27"> 27</span> <span id="28"> 28</span> <span id="29"> 29</span> <span id="30"> 30</span> <span id="31"> 31</span> <span id="32"> 32</span> <span id="33"> 33</span> <span id="34"> 34</span> <span id="35"> 35</span> <span id="36"> 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id="192">192</span> <span id="193">193</span> <span id="194">194</span> <span id="195">195</span> <span id="196">196</span> <span id="197">197</span> <span id="198">198</span> <span id="199">199</span> <span id="200">200</span> <span id="201">201</span> <span id="202">202</span> <span id="203">203</span> <span id="204">204</span> <span id="205">205</span> <span id="206">206</span> <span id="207">207</span> <span id="208">208</span> <span id="209">209</span> <span id="210">210</span> <span id="211">211</span> </pre><pre class="rust "> <span class="attribute">#<span class="op">!</span>[<span class="ident">doc</span>(<span class="ident">html_root_url</span> <span class="op">=</span> <span class="string">"https://dtolnay.github.io/syn"</span>)]</span> <span class="attribute">#<span class="op">!</span>[<span class="ident">cfg_attr</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"cargo-clippy"</span>, <span class="ident">allow</span>(<span class="ident">large_enum_variant</span>))]</span> <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"printing"</span>)]</span> <span class="kw">extern</span> <span class="kw">crate</span> <span class="ident">quote</span>; <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"parsing"</span>)]</span> <span class="kw">extern</span> <span class="kw">crate</span> <span class="ident">unicode_xid</span>; <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"parsing"</span>)]</span> <span class="attribute">#[<span class="ident">macro_use</span>]</span> <span class="kw">extern</span> <span class="kw">crate</span> <span class="ident">synom</span>; <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"aster"</span>)]</span> <span class="kw">pub</span> <span class="kw">mod</span> <span class="ident">aster</span>; <span class="kw">mod</span> <span class="ident">attr</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">attr</span>::{<span class="ident">Attribute</span>, <span class="ident">AttrStyle</span>, <span class="ident">MetaItem</span>, <span class="ident">NestedMetaItem</span>}; <span class="kw">mod</span> <span class="ident">constant</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">constant</span>::<span class="ident">ConstExpr</span>; <span class="kw">mod</span> <span class="ident">data</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">data</span>::{<span class="ident">Field</span>, <span class="ident">Variant</span>, <span class="ident">VariantData</span>, <span class="ident">Visibility</span>}; <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"parsing"</span>)]</span> <span class="kw">mod</span> <span class="ident">escape</span>; <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"full"</span>)]</span> <span class="kw">mod</span> <span class="ident">expr</span>; <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"full"</span>)]</span> <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">expr</span>::{<span class="ident">Arm</span>, <span class="ident">BindingMode</span>, <span class="ident">Block</span>, <span class="ident">CaptureBy</span>, <span class="ident">Expr</span>, <span class="ident">ExprKind</span>, <span class="ident">FieldPat</span>, <span class="ident">FieldValue</span>, <span class="ident">Local</span>, <span class="ident">MacStmtStyle</span>, <span class="ident">Pat</span>, <span class="ident">RangeLimits</span>, <span class="ident">Stmt</span>}; <span class="kw">mod</span> <span class="ident">generics</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">generics</span>::{<span class="ident">Generics</span>, <span class="ident">Lifetime</span>, <span class="ident">LifetimeDef</span>, <span class="ident">TraitBoundModifier</span>, <span class="ident">TyParam</span>, <span class="ident">TyParamBound</span>, <span class="ident">WhereBoundPredicate</span>, <span class="ident">WhereClause</span>, <span class="ident">WhereEqPredicate</span>, <span class="ident">WherePredicate</span>, <span class="ident">WhereRegionPredicate</span>}; <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"printing"</span>)]</span> <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">generics</span>::{<span class="ident">ImplGenerics</span>, <span class="ident">Turbofish</span>, <span class="ident">TyGenerics</span>}; <span class="kw">mod</span> <span class="ident">ident</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">ident</span>::<span class="ident">Ident</span>; <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"full"</span>)]</span> <span class="kw">mod</span> <span class="ident">item</span>; <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"full"</span>)]</span> <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">item</span>::{<span class="ident">Constness</span>, <span class="ident">Defaultness</span>, <span class="ident">FnArg</span>, <span class="ident">FnDecl</span>, <span class="ident">ForeignItemKind</span>, <span class="ident">ForeignItem</span>, <span class="ident">ForeignMod</span>, <span class="ident">ImplItem</span>, <span class="ident">ImplItemKind</span>, <span class="ident">ImplPolarity</span>, <span class="ident">Item</span>, <span class="ident">ItemKind</span>, <span class="ident">MethodSig</span>, <span class="ident">PathListItem</span>, <span class="ident">TraitItem</span>, <span class="ident">TraitItemKind</span>, <span class="ident">ViewPath</span>}; <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"full"</span>)]</span> <span class="kw">mod</span> <span class="ident">krate</span>; <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"full"</span>)]</span> <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">krate</span>::<span class="ident">Crate</span>; <span class="kw">mod</span> <span class="ident">lit</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">lit</span>::{<span class="ident">FloatTy</span>, <span class="ident">IntTy</span>, <span class="ident">Lit</span>, <span class="ident">StrStyle</span>}; <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"parsing"</span>)]</span> <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">lit</span>::{<span class="ident">ByteStrLit</span>, <span class="ident">FloatLit</span>, <span class="ident">IntLit</span>, <span class="ident">StrLit</span>}; <span class="kw">mod</span> <span class="ident">mac</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">mac</span>::{<span class="ident">BinOpToken</span>, <span class="ident">DelimToken</span>, <span class="ident">Delimited</span>, <span class="ident">Mac</span>, <span class="ident">Token</span>, <span class="ident">TokenTree</span>}; <span class="kw">mod</span> <span class="ident">derive</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">derive</span>::{<span class="ident">Body</span>, <span class="ident">DeriveInput</span>}; <span class="comment">// Deprecated. Use `DeriveInput` instead.</span> <span class="attribute">#[<span class="ident">doc</span>(<span class="ident">hidden</span>)]</span> <span class="kw">pub</span> <span class="kw">type</span> <span class="ident">MacroInput</span> <span class="op">=</span> <span class="ident">DeriveInput</span>; <span class="kw">mod</span> <span class="ident">op</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">op</span>::{<span class="ident">BinOp</span>, <span class="ident">UnOp</span>}; <span class="kw">mod</span> <span class="ident">ty</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">ty</span>::{<span class="ident">Abi</span>, <span class="ident">AngleBracketedParameterData</span>, <span class="ident">BareFnArg</span>, <span class="ident">BareFnTy</span>, <span class="ident">FunctionRetTy</span>, <span class="ident">MutTy</span>, <span class="ident">Mutability</span>, <span class="ident">ParenthesizedParameterData</span>, <span class="ident">Path</span>, <span class="ident">PathParameters</span>, <span class="ident">PathSegment</span>, <span class="ident">PolyTraitRef</span>, <span class="ident">QSelf</span>, <span class="ident">Ty</span>, <span class="ident">TypeBinding</span>, <span class="ident">Unsafety</span>}; <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"visit"</span>)]</span> <span class="kw">pub</span> <span class="kw">mod</span> <span class="ident">visit</span>; <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"fold"</span>)]</span> <span class="kw">pub</span> <span class="kw">mod</span> <span class="ident">fold</span>; <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"parsing"</span>)]</span> <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">parsing</span>::<span class="kw-2">*</span>; <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"parsing"</span>)]</span> <span class="kw">mod</span> <span class="ident">parsing</span> { <span class="kw">use</span> <span class="kw">super</span>::<span class="kw-2">*</span>; <span class="kw">use</span> {<span class="ident">derive</span>, <span class="ident">generics</span>, <span class="ident">ident</span>, <span class="ident">mac</span>, <span class="ident">ty</span>, <span class="ident">attr</span>}; <span class="kw">use</span> <span class="ident">synom</span>::{<span class="ident">space</span>, <span class="ident">IResult</span>}; <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"full"</span>)]</span> <span class="kw">use</span> {<span class="ident">expr</span>, <span class="ident">item</span>, <span class="ident">krate</span>}; <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">parse_derive_input</span>(<span class="ident">input</span>: <span class="kw-2">&</span><span class="ident">str</span>) <span class="op">-></span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">DeriveInput</span>, <span class="ident">String</span><span class="op">></span> { <span class="ident">unwrap</span>(<span class="string">"derive input"</span>, <span class="ident">derive</span>::<span class="ident">parsing</span>::<span class="ident">derive_input</span>, <span class="ident">input</span>) } <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"full"</span>)]</span> <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">parse_crate</span>(<span class="ident">input</span>: <span class="kw-2">&</span><span class="ident">str</span>) <span class="op">-></span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">Crate</span>, <span class="ident">String</span><span class="op">></span> { <span class="ident">unwrap</span>(<span class="string">"crate"</span>, <span class="ident">krate</span>::<span class="ident">parsing</span>::<span class="ident">krate</span>, <span class="ident">input</span>) } <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"full"</span>)]</span> <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">parse_item</span>(<span class="ident">input</span>: <span class="kw-2">&</span><span class="ident">str</span>) <span class="op">-></span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">Item</span>, <span class="ident">String</span><span class="op">></span> { <span class="ident">unwrap</span>(<span class="string">"item"</span>, <span class="ident">item</span>::<span class="ident">parsing</span>::<span class="ident">item</span>, <span class="ident">input</span>) } <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"full"</span>)]</span> <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">parse_items</span>(<span class="ident">input</span>: <span class="kw-2">&</span><span class="ident">str</span>) <span class="op">-></span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">Vec</span><span class="op"><</span><span class="ident">Item</span><span class="op">></span>, <span class="ident">String</span><span class="op">></span> { <span class="ident">unwrap</span>(<span class="string">"items"</span>, <span class="ident">item</span>::<span class="ident">parsing</span>::<span class="ident">items</span>, <span class="ident">input</span>) } <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"full"</span>)]</span> <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">parse_expr</span>(<span class="ident">input</span>: <span class="kw-2">&</span><span class="ident">str</span>) <span class="op">-></span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">Expr</span>, <span class="ident">String</span><span class="op">></span> { <span class="ident">unwrap</span>(<span class="string">"expression"</span>, <span class="ident">expr</span>::<span class="ident">parsing</span>::<span class="ident">expr</span>, <span class="ident">input</span>) } <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">parse_type</span>(<span class="ident">input</span>: <span class="kw-2">&</span><span class="ident">str</span>) <span class="op">-></span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">Ty</span>, <span class="ident">String</span><span class="op">></span> { <span class="ident">unwrap</span>(<span class="string">"type"</span>, <span class="ident">ty</span>::<span class="ident">parsing</span>::<span class="ident">ty</span>, <span class="ident">input</span>) } <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">parse_path</span>(<span class="ident">input</span>: <span class="kw-2">&</span><span class="ident">str</span>) <span class="op">-></span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">Path</span>, <span class="ident">String</span><span class="op">></span> { <span class="ident">unwrap</span>(<span class="string">"path"</span>, <span class="ident">ty</span>::<span class="ident">parsing</span>::<span class="ident">path</span>, <span class="ident">input</span>) } <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">parse_where_clause</span>(<span class="ident">input</span>: <span class="kw-2">&</span><span class="ident">str</span>) <span class="op">-></span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">WhereClause</span>, <span class="ident">String</span><span class="op">></span> { <span class="ident">unwrap</span>(<span class="string">"where clause"</span>, <span class="ident">generics</span>::<span class="ident">parsing</span>::<span class="ident">where_clause</span>, <span class="ident">input</span>) } <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">parse_token_trees</span>(<span class="ident">input</span>: <span class="kw-2">&</span><span class="ident">str</span>) <span class="op">-></span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">Vec</span><span class="op"><</span><span class="ident">TokenTree</span><span class="op">></span>, <span class="ident">String</span><span class="op">></span> { <span class="ident">unwrap</span>(<span class="string">"token trees"</span>, <span class="ident">mac</span>::<span class="ident">parsing</span>::<span class="ident">token_trees</span>, <span class="ident">input</span>) } <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">parse_ident</span>(<span class="ident">input</span>: <span class="kw-2">&</span><span class="ident">str</span>) <span class="op">-></span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">Ident</span>, <span class="ident">String</span><span class="op">></span> { <span class="ident">unwrap</span>(<span class="string">"identifier"</span>, <span class="ident">ident</span>::<span class="ident">parsing</span>::<span class="ident">ident</span>, <span class="ident">input</span>) } <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">parse_ty_param_bound</span>(<span class="ident">input</span>: <span class="kw-2">&</span><span class="ident">str</span>) <span class="op">-></span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">TyParamBound</span>, <span class="ident">String</span><span class="op">></span> { <span class="ident">unwrap</span>(<span class="string">"type parameter bound"</span>, <span class="ident">generics</span>::<span class="ident">parsing</span>::<span class="ident">ty_param_bound</span>, <span class="ident">input</span>) } <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">parse_outer_attr</span>(<span class="ident">input</span>: <span class="kw-2">&</span><span class="ident">str</span>) <span class="op">-></span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">Attribute</span>, <span class="ident">String</span><span class="op">></span> { <span class="ident">unwrap</span>(<span class="string">"outer attribute"</span>, <span class="ident">attr</span>::<span class="ident">parsing</span>::<span class="ident">outer_attr</span>, <span class="ident">input</span>) } <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"full"</span>)]</span> <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">parse_inner_attr</span>(<span class="ident">input</span>: <span class="kw-2">&</span><span class="ident">str</span>) <span class="op">-></span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">Attribute</span>, <span class="ident">String</span><span class="op">></span> { <span class="ident">unwrap</span>(<span class="string">"inner attribute"</span>, <span class="ident">attr</span>::<span class="ident">parsing</span>::<span class="ident">inner_attr</span>, <span class="ident">input</span>) } <span class="comment">// Deprecated. Use `parse_derive_input` instead.</span> <span class="attribute">#[<span class="ident">doc</span>(<span class="ident">hidden</span>)]</span> <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">parse_macro_input</span>(<span class="ident">input</span>: <span class="kw-2">&</span><span class="ident">str</span>) <span class="op">-></span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">MacroInput</span>, <span class="ident">String</span><span class="op">></span> { <span class="ident">parse_derive_input</span>(<span class="ident">input</span>) } <span class="kw">fn</span> <span class="ident">unwrap</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>(<span class="ident">name</span>: <span class="kw-2">&</span><span class="lifetime">'static</span> <span class="ident">str</span>, <span class="ident">f</span>: <span class="kw">fn</span>(<span class="kw-2">&</span><span class="ident">str</span>) <span class="op">-></span> <span class="ident">IResult</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span>, <span class="ident">T</span><span class="op">></span>, <span class="ident">input</span>: <span class="kw-2">&</span><span class="ident">str</span>) <span class="op">-></span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">T</span>, <span class="ident">String</span><span class="op">></span> { <span class="kw">match</span> <span class="ident">f</span>(<span class="ident">input</span>) { <span class="ident">IResult</span>::<span class="ident">Done</span>(<span class="kw-2">mut</span> <span class="ident">rest</span>, <span class="ident">t</span>) <span class="op">=></span> { <span class="ident">rest</span> <span class="op">=</span> <span class="ident">space</span>::<span class="ident">skip_whitespace</span>(<span class="ident">rest</span>); <span class="kw">if</span> <span class="ident">rest</span>.<span class="ident">is_empty</span>() { <span class="prelude-val">Ok</span>(<span class="ident">t</span>) } <span class="kw">else</span> <span class="kw">if</span> <span class="ident">rest</span>.<span class="ident">len</span>() <span class="op">==</span> <span class="ident">input</span>.<span class="ident">len</span>() { <span class="comment">// parsed nothing</span> <span class="prelude-val">Err</span>(<span class="macro">format</span><span class="macro">!</span>(<span class="string">"failed to parse {}: {:?}"</span>, <span class="ident">name</span>, <span class="ident">rest</span>)) } <span class="kw">else</span> { <span class="prelude-val">Err</span>(<span class="macro">format</span><span class="macro">!</span>(<span class="string">"unparsed tokens after {}: {:?}"</span>, <span class="ident">name</span>, <span class="ident">rest</span>)) } } <span class="ident">IResult</span>::<span class="ident">Error</span> <span class="op">=></span> <span class="prelude-val">Err</span>(<span class="macro">format</span><span class="macro">!</span>(<span class="string">"failed to parse {}: {:?}"</span>, <span class="ident">name</span>, <span class="ident">input</span>)), } } } <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"parsing"</span>)]</span> <span class="kw">pub</span> <span class="kw">mod</span> <span class="ident">parse</span> { <span class="doccomment">//! This module contains a set of exported nom parsers which can be used to</span> <span class="doccomment">//! parse custom grammars when used alongside the `synom` crate.</span> <span class="doccomment">//!</span> <span class="doccomment">//! Internally, `syn` uses a fork of `nom` called `synom` which resolves a</span> <span class="doccomment">//! persistent pitfall of using `nom` to parse Rust by eliminating the</span> <span class="doccomment">//! `IResult::Incomplete` variant. The `synom` crate should be used instead</span> <span class="doccomment">//! of `nom` when working with the parsers in this module.</span> <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">synom</span>::<span class="ident">IResult</span>; <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"full"</span>)]</span> <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">item</span>::<span class="ident">parsing</span>::<span class="ident">item</span>; <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"full"</span>)]</span> <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">expr</span>::<span class="ident">parsing</span>::{<span class="ident">expr</span>, <span class="ident">pat</span>, <span class="ident">block</span>, <span class="ident">stmt</span>}; <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">lit</span>::<span class="ident">parsing</span>::{<span class="ident">lit</span>, <span class="ident">string</span>, <span class="ident">byte_string</span>, <span class="ident">byte</span>, <span class="ident">character</span>, <span class="ident">float</span>, <span class="ident">int</span>, <span class="ident">boolean</span>}; <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">ty</span>::<span class="ident">parsing</span>::{<span class="ident">ty</span>, <span class="ident">path</span>}; <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">mac</span>::<span class="ident">parsing</span>::<span class="ident">token_tree</span> <span class="kw">as</span> <span class="ident">tt</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">ident</span>::<span class="ident">parsing</span>::<span class="ident">ident</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">generics</span>::<span class="ident">parsing</span>::<span class="ident">lifetime</span>; } </pre> </section> <section id='search' class="content hidden"></section> <section class="footer"></section> <aside id="help" class="hidden"> <div> <h1 class="hidden">Help</h1> <div class="shortcuts"> <h2>Keyboard Shortcuts</h2> <dl> <dt>?</dt> <dd>Show this help dialog</dd> <dt>S</dt> <dd>Focus the search field</dd> <dt>⇤</dt> <dd>Move up in search results</dd> <dt>⇥</dt> <dd>Move down in search results</dd> <dt>⏎</dt> <dd>Go to active search result</dd> <dt>+</dt> <dd>Collapse/expand all sections</dd> </dl> </div> <div class="infos"> <h2>Search Tricks</h2> <p> Prefix searches with a type followed by a colon (e.g. <code>fn:</code>) to restrict the search to a given type. </p> <p> Accepted types are: <code>fn</code>, <code>mod</code>, <code>struct</code>, <code>enum</code>, <code>trait</code>, <code>type</code>, <code>macro</code>, and <code>const</code>. </p> <p> Search functions by type signature (e.g. <code>vec -> usize</code> or <code>* -> vec</code>) </p> </div> </div> </aside> <script> window.rootPath = "../../"; window.currentCrate = "syn"; </script> <script src="../../main.js"></script> <script defer src="../../search-index.js"></script> </body> </html>