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<!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 = "TokenStream extension trait with methods for appending tokens." > < title > TokenStreamExt in quote - Rust< / title > < script > if ( window . location . protocol !== "file:" ) document . write ( ` <link rel="preload" as="font" type="font/woff2" crossorigin href="../static.files/SourceSerif4-Regular-46f98efaafac5295.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../static.files/FiraSans-Regular-018c141bf0843ffd.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../static.files/FiraSans-Medium-8f9a781e4970d388.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../static.files/SourceCodePro-Regular-562dcc5011b6de7d.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../static.files/SourceCodePro-Semibold-d899c5a5c4aeb14a.ttf.woff2"> ` ) < / script > < link rel = "stylesheet" href = "../static.files/normalize-76eba96aa4d2e634.css" > < link rel = "stylesheet" href = "../static.files/rustdoc-e935ef01ae1c1829.css" > < meta name = "rustdoc-vars" data-root-path = "../" data-static-root-path = "../static.files/" data-current-crate = "quote" data-themes = "" data-resource-suffix = "" data-rustdoc-version = "1.78.0 (9b00956e5 2024-04-29)" data-channel = "1.78.0" data-search-js = "search-42d8da7a6b9792c2.js" data-settings-js = "settings-4313503d2e1961c2.js" > < script src = "../static.files/storage-4c98445ec4002617.js" > < / script > < script defer src = "sidebar-items.js" > < / script > < script defer src = "../static.files/main-12cf3b4f4f9dc36d.js" > < / script > < noscript > < link rel = "stylesheet" href = "../static.files/noscript-04d5337699b92874.css" > < / noscript > < link rel = "alternate icon" type = "image/png" href = "../static.files/favicon-16x16-8b506e7a72182f1c.png" > < link rel = "alternate icon" type = "image/png" href = "../static.files/favicon-32x32-422f7d1d52889060.png" > < link rel = "icon" type = "image/svg+xml" href = "../static.files/favicon-2c020d218678b618.svg" > < / head > < body class = "rustdoc trait" > <!-- [if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif] --> < nav class = "mobile-topbar" > < button class = "sidebar-menu-toggle" title = "show sidebar" > < / button > < / nav > < nav class = "sidebar" > < div class = "sidebar-crate" > < h2 > < a href = "../quote/index.html" > quote< / a > < span class = "version" > 1.0.36< / span > < / h2 > < / div > < h2 class = "location" > < a href = "#" > TokenStreamExt< / a > < / h2 > < div class = "sidebar-elems" > < section > < h3 > < a href = "#required-methods" > Required Methods< / a > < / h3 > < ul class = "block" > < li > < a href = "#tymethod.append" > append< / a > < / li > < li > < a href = "#tymethod.append_all" > append_all< / a > < / li > < li > < a href = "#tymethod.append_separated" > append_separated< / a > < / li > < li > < a href = "#tymethod.append_terminated" > append_terminated< / a > < / li > < / ul > < h3 > < a href = "#foreign-impls" > Implementations on Foreign Types< / a > < / h3 > < ul class = "block" > < li > < a href = "#impl-TokenStreamExt-for-TokenStream" > TokenStream< / a > < / li > < / ul > < h3 > < a href = "#object-safety" > Object Safety< / a > < / h3 > < h3 > < a href = "#implementors" > Implementors< / a > < / h3 > < / section > < h2 > < a href = "index.html" > In crate quote< / a > < / h2 > < / div > < / nav > < div class = "sidebar-resizer" > < / div >
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< main > < div class = "width-limiter" > < nav class = "sub" > < form class = "search-form" > < span > < / span > < div id = "sidebar-button" tabindex = "-1" > < a href = "../quote/all.html" title = "show sidebar" > < / a > < / div > < input class = "search-input" name = "search" aria-label = "Run search in the documentation" autocomplete = "off" spellcheck = "false" placeholder = "Click or press ‘ ’ ‘ ’ type = "search" > < div id = "help-button" tabindex = "-1" > < a href = "../help.html" title = "help" > ?< / a > < / div > < div id = "settings-menu" tabindex = "-1" > < a href = "../settings.html" title = "settings" > < img width = "22" height = "22" alt = "Change settings" src = "../static.files/wheel-7b819b6101059cd0.svg" > < / a > < / div > < / form > < / nav > < section id = "main-content" class = "content" > < div class = "main-heading" > < h1 > Trait < a href = "index.html" > quote< / a > ::< wbr > < a class = "trait" href = "#" > TokenStreamExt< / a > < button id = "copy-path" title = "Copy item path to clipboard" > < img src = "../static.files/clipboard-7571035ce49a181d.svg" width = "19" height = "18" alt = "Copy item path" > < / button > < / h1 > < span class = "out-of-band" > < a class = "src" href = "../src/quote/ext.rs.html#8-57" > source< / a > · < button id = "toggle-all-docs" title = "collapse all docs" > [< span > − < / span > ]< / button > < / span > < / div > < pre class = "rust item-decl" > < code > pub trait TokenStreamExt: Sealed {
// Required methods
fn < a href = "#tymethod.append" class = "fn" > append< / a > < U> (& mut self, token: U)
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< span class = "where" > where U: < a class = "trait" href = "https://doc.rust-lang.org/1.78.0/core/convert/trait.Into.html" title = "trait core::convert::Into" > Into< / a > < < a class = "enum" href = "../proc_macro2/enum.TokenTree.html" title = "enum proc_macro2::TokenTree" > TokenTree< / a > > < / span > ;
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< span class = "item-spacer" > < / span > fn < a href = "#tymethod.append_all" class = "fn" > append_all< / a > < I> (& mut self, iter: I)
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< span class = "where" > where I: < a class = "trait" href = "https://doc.rust-lang.org/1.78.0/core/iter/traits/collect/trait.IntoIterator.html" title = "trait core::iter::traits::collect::IntoIterator" > IntoIterator< / a > ,
I::< a class = "associatedtype" href = "https://doc.rust-lang.org/1.78.0/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.Item" title = "type core::iter::traits::collect::IntoIterator::Item" > Item< / a > : < a class = "trait" href = "trait.ToTokens.html" title = "trait quote::ToTokens" > ToTokens< / a > < / span > ;
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< span class = "item-spacer" > < / span > fn < a href = "#tymethod.append_separated" class = "fn" > append_separated< / a > < I, U> (& mut self, iter: I, op: U)
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< span class = "where" > where I: < a class = "trait" href = "https://doc.rust-lang.org/1.78.0/core/iter/traits/collect/trait.IntoIterator.html" title = "trait core::iter::traits::collect::IntoIterator" > IntoIterator< / a > ,
I::< a class = "associatedtype" href = "https://doc.rust-lang.org/1.78.0/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.Item" title = "type core::iter::traits::collect::IntoIterator::Item" > Item< / a > : < a class = "trait" href = "trait.ToTokens.html" title = "trait quote::ToTokens" > ToTokens< / a > ,
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U: < a class = "trait" href = "trait.ToTokens.html" title = "trait quote::ToTokens" > ToTokens< / a > < / span > ;
< span class = "item-spacer" > < / span > fn < a href = "#tymethod.append_terminated" class = "fn" > append_terminated< / a > < I, U> (& mut self, iter: I, term: U)
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< span class = "where" > where I: < a class = "trait" href = "https://doc.rust-lang.org/1.78.0/core/iter/traits/collect/trait.IntoIterator.html" title = "trait core::iter::traits::collect::IntoIterator" > IntoIterator< / a > ,
I::< a class = "associatedtype" href = "https://doc.rust-lang.org/1.78.0/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.Item" title = "type core::iter::traits::collect::IntoIterator::Item" > Item< / a > : < a class = "trait" href = "trait.ToTokens.html" title = "trait quote::ToTokens" > ToTokens< / a > ,
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U: < a class = "trait" href = "trait.ToTokens.html" title = "trait quote::ToTokens" > ToTokens< / a > < / span > ;
}< / code > < / pre > < details class = "toggle top-doc" open > < summary class = "hideme" > < span > Expand description< / span > < / summary > < div class = "docblock" > < p > TokenStream extension trait with methods for appending tokens.< / p >
< p > This trait is sealed and cannot be implemented outside of the < code > quote< / code > crate.< / p >
< / div > < / details > < h2 id = "required-methods" class = "section-header" > Required Methods< a href = "#required-methods" class = "anchor" > §< / a > < / h2 > < div class = "methods" > < details class = "toggle method-toggle" open > < summary > < section id = "tymethod.append" class = "method" > < a class = "src rightside" href = "../src/quote/ext.rs.html#12-14" > source< / a > < h4 class = "code-header" > fn < a href = "#tymethod.append" class = "fn" > append< / a > < U> (& mut self, token: U)< div class = "where" > where
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U: < a class = "trait" href = "https://doc.rust-lang.org/1.78.0/core/convert/trait.Into.html" title = "trait core::convert::Into" > Into< / a > < < a class = "enum" href = "../proc_macro2/enum.TokenTree.html" title = "enum proc_macro2::TokenTree" > TokenTree< / a > > ,< / div > < / h4 > < / section > < / summary > < div class = "docblock" > < p > For use by < code > ToTokens< / code > implementations.< / p >
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< p > Appends the token specified to this list of tokens.< / p >
< / div > < / details > < details class = "toggle method-toggle" open > < summary > < section id = "tymethod.append_all" class = "method" > < a class = "src rightside" href = "../src/quote/ext.rs.html#33-36" > source< / a > < h4 class = "code-header" > fn < a href = "#tymethod.append_all" class = "fn" > append_all< / a > < I> (& mut self, iter: I)< div class = "where" > where
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I: < a class = "trait" href = "https://doc.rust-lang.org/1.78.0/core/iter/traits/collect/trait.IntoIterator.html" title = "trait core::iter::traits::collect::IntoIterator" > IntoIterator< / a > ,
I::< a class = "associatedtype" href = "https://doc.rust-lang.org/1.78.0/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.Item" title = "type core::iter::traits::collect::IntoIterator::Item" > Item< / a > : < a class = "trait" href = "trait.ToTokens.html" title = "trait quote::ToTokens" > ToTokens< / a > ,< / div > < / h4 > < / section > < / summary > < div class = "docblock" > < p > For use by < code > ToTokens< / code > implementations.< / p >
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< div class = "example-wrap" > < pre class = "rust rust-example-rendered" > < code > < span class = "kw" > struct < / span > X;
< span class = "kw" > impl < / span > ToTokens < span class = "kw" > for < / span > X {
< span class = "kw" > fn < / span > to_tokens(< span class = "kw-2" > & < / span > < span class = "self" > self< / span > , tokens: < span class = "kw-2" > & mut < / span > TokenStream) {
tokens.append_all(< span class = "kw-2" > & < / span > [< span class = "bool-val" > true< / span > , < span class = "bool-val" > false< / span > ]);
}
}
< span class = "kw" > let < / span > tokens = < span class = "macro" > quote!< / span > (#X);
< span class = "macro" > assert_eq!< / span > (tokens.to_string(), < span class = "string" > "true false"< / span > );< / code > < / pre > < / div >
< / div > < / details > < details class = "toggle method-toggle" open > < summary > < section id = "tymethod.append_separated" class = "method" > < a class = "src rightside" href = "../src/quote/ext.rs.html#42-46" > source< / a > < h4 class = "code-header" > fn < a href = "#tymethod.append_separated" class = "fn" > append_separated< / a > < I, U> (& mut self, iter: I, op: U)< div class = "where" > where
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I: < a class = "trait" href = "https://doc.rust-lang.org/1.78.0/core/iter/traits/collect/trait.IntoIterator.html" title = "trait core::iter::traits::collect::IntoIterator" > IntoIterator< / a > ,
I::< a class = "associatedtype" href = "https://doc.rust-lang.org/1.78.0/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.Item" title = "type core::iter::traits::collect::IntoIterator::Item" > Item< / a > : < a class = "trait" href = "trait.ToTokens.html" title = "trait quote::ToTokens" > ToTokens< / a > ,
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U: < a class = "trait" href = "trait.ToTokens.html" title = "trait quote::ToTokens" > ToTokens< / a > ,< / div > < / h4 > < / section > < / summary > < div class = "docblock" > < p > For use by < code > ToTokens< / code > implementations.< / p >
< p > Appends all of the items in the iterator < code > I< / code > , separated by the tokens
< code > U< / code > .< / p >
< / div > < / details > < details class = "toggle method-toggle" open > < summary > < section id = "tymethod.append_terminated" class = "method" > < a class = "src rightside" href = "../src/quote/ext.rs.html#52-56" > source< / a > < h4 class = "code-header" > fn < a href = "#tymethod.append_terminated" class = "fn" > append_terminated< / a > < I, U> (& mut self, iter: I, term: U)< div class = "where" > where
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I: < a class = "trait" href = "https://doc.rust-lang.org/1.78.0/core/iter/traits/collect/trait.IntoIterator.html" title = "trait core::iter::traits::collect::IntoIterator" > IntoIterator< / a > ,
I::< a class = "associatedtype" href = "https://doc.rust-lang.org/1.78.0/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.Item" title = "type core::iter::traits::collect::IntoIterator::Item" > Item< / a > : < a class = "trait" href = "trait.ToTokens.html" title = "trait quote::ToTokens" > ToTokens< / a > ,
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U: < a class = "trait" href = "trait.ToTokens.html" title = "trait quote::ToTokens" > ToTokens< / a > ,< / div > < / h4 > < / section > < / summary > < div class = "docblock" > < p > For use by < code > ToTokens< / code > implementations.< / p >
< p > Appends all tokens in the iterator < code > I< / code > , appending < code > U< / code > after each
element, including after the last element of the iterator.< / p >
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< / div > < / details > < / div > < h2 id = "object-safety" class = "section-header" > Object Safety< a href = "#object-safety" class = "anchor" > §< / a > < / h2 > < div class = "object-safety-info" > This trait is < b > not< / b > < a href = "https://doc.rust-lang.org/1.78.0/reference/items/traits.html#object-safety" > object safe< / a > .< / div > < h2 id = "foreign-impls" class = "section-header" > Implementations on Foreign Types< a href = "#foreign-impls" class = "anchor" > §< / a > < / h2 > < details class = "toggle implementors-toggle" > < summary > < section id = "impl-TokenStreamExt-for-TokenStream" class = "impl" > < a class = "src rightside" href = "../src/quote/ext.rs.html#59-102" > source< / a > < a href = "#impl-TokenStreamExt-for-TokenStream" class = "anchor" > §< / a > < h3 class = "code-header" > impl < a class = "trait" href = "trait.TokenStreamExt.html" title = "trait quote::TokenStreamExt" > TokenStreamExt< / a > for < a class = "struct" href = "../proc_macro2/struct.TokenStream.html" title = "struct proc_macro2::TokenStream" > TokenStream< / a > < / h3 > < / section > < / summary > < div class = "impl-items" > < section id = "method.append" class = "method trait-impl" > < a class = "src rightside" href = "../src/quote/ext.rs.html#60-65" > source< / a > < a href = "#method.append" class = "anchor" > §< / a > < h4 class = "code-header" > fn < a href = "#tymethod.append" class = "fn" > append< / a > < U> (& mut self, token: U)< div class = "where" > where
U: < a class = "trait" href = "https://doc.rust-lang.org/1.78.0/core/convert/trait.Into.html" title = "trait core::convert::Into" > Into< / a > < < a class = "enum" href = "../proc_macro2/enum.TokenTree.html" title = "enum proc_macro2::TokenTree" > TokenTree< / a > > ,< / div > < / h4 > < / section > < section id = "method.append_all" class = "method trait-impl" > < a class = "src rightside" href = "../src/quote/ext.rs.html#67-75" > source< / a > < a href = "#method.append_all" class = "anchor" > §< / a > < h4 class = "code-header" > fn < a href = "#tymethod.append_all" class = "fn" > append_all< / a > < I> (& mut self, iter: I)< div class = "where" > where
I: < a class = "trait" href = "https://doc.rust-lang.org/1.78.0/core/iter/traits/collect/trait.IntoIterator.html" title = "trait core::iter::traits::collect::IntoIterator" > IntoIterator< / a > ,
I::< a class = "associatedtype" href = "https://doc.rust-lang.org/1.78.0/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.Item" title = "type core::iter::traits::collect::IntoIterator::Item" > Item< / a > : < a class = "trait" href = "trait.ToTokens.html" title = "trait quote::ToTokens" > ToTokens< / a > ,< / div > < / h4 > < / section > < section id = "method.append_separated" class = "method trait-impl" > < a class = "src rightside" href = "../src/quote/ext.rs.html#77-89" > source< / a > < a href = "#method.append_separated" class = "anchor" > §< / a > < h4 class = "code-header" > fn < a href = "#tymethod.append_separated" class = "fn" > append_separated< / a > < I, U> (& mut self, iter: I, op: U)< div class = "where" > where
I: < a class = "trait" href = "https://doc.rust-lang.org/1.78.0/core/iter/traits/collect/trait.IntoIterator.html" title = "trait core::iter::traits::collect::IntoIterator" > IntoIterator< / a > ,
I::< a class = "associatedtype" href = "https://doc.rust-lang.org/1.78.0/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.Item" title = "type core::iter::traits::collect::IntoIterator::Item" > Item< / a > : < a class = "trait" href = "trait.ToTokens.html" title = "trait quote::ToTokens" > ToTokens< / a > ,
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U: < a class = "trait" href = "trait.ToTokens.html" title = "trait quote::ToTokens" > ToTokens< / a > ,< / div > < / h4 > < / section > < section id = "method.append_terminated" class = "method trait-impl" > < a class = "src rightside" href = "../src/quote/ext.rs.html#91-101" > source< / a > < a href = "#method.append_terminated" class = "anchor" > §< / a > < h4 class = "code-header" > fn < a href = "#tymethod.append_terminated" class = "fn" > append_terminated< / a > < I, U> (& mut self, iter: I, term: U)< div class = "where" > where
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I: < a class = "trait" href = "https://doc.rust-lang.org/1.78.0/core/iter/traits/collect/trait.IntoIterator.html" title = "trait core::iter::traits::collect::IntoIterator" > IntoIterator< / a > ,
I::< a class = "associatedtype" href = "https://doc.rust-lang.org/1.78.0/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.Item" title = "type core::iter::traits::collect::IntoIterator::Item" > Item< / a > : < a class = "trait" href = "trait.ToTokens.html" title = "trait quote::ToTokens" > ToTokens< / a > ,
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U: < a class = "trait" href = "trait.ToTokens.html" title = "trait quote::ToTokens" > ToTokens< / a > ,< / div > < / h4 > < / section > < / div > < / details > < h2 id = "implementors" class = "section-header" > Implementors< a href = "#implementors" class = "anchor" > §< / a > < / h2 > < div id = "implementors-list" > < / div > < script src = "../trait.impl/quote/ext/trait.TokenStreamExt.js" data-ignore-extern-crates = "proc_macro2" async > < / script > < / section > < / div > < / main > < / body > < / html >
