Struct quote::Tokens

[+] Show declaration

pub struct Tokens(_);

[−] Expand description

Tokens produced by a quote!(...) invocation.

Methods

impl Tokens

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pub fn new() -> Self

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Empty tokens.

pub fn append<T: AsRef<str>>(&mut self, token: T)

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For use by ToTokens implementations.

struct X;

impl ToTokens for X {
    fn to_tokens(&self, tokens: &mut Tokens) {
        tokens.append("a");
        tokens.append("b");
        tokens.append("c");
    }
}

let tokens = quote!(#X);
assert_eq!(tokens.as_str(), "a b c");

pub fn append_all<T, I>(&mut self, iter: I) where     T: ToTokens,     I: IntoIterator<Item = T>,

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For use by ToTokens implementations.

struct X;

impl ToTokens for X {
    fn to_tokens(&self, tokens: &mut Tokens) {
        tokens.append_all(&[true, false]);
    }
}

let tokens = quote!(#X);
assert_eq!(tokens.as_str(), "true false");

pub fn append_separated<T, I, S: AsRef<str>>(&mut self, iter: I, sep: S) where     T: ToTokens,     I: IntoIterator<Item = T>,

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For use by ToTokens implementations.

struct X;

impl ToTokens for X {
    fn to_tokens(&self, tokens: &mut Tokens) {
        tokens.append_separated(&[true, false], ",");
    }
}

let tokens = quote!(#X);
assert_eq!(tokens.as_str(), "true , false");

pub fn append_terminated<T, I, S: AsRef<str>>(&mut self, iter: I, term: S) where     T: ToTokens,     I: IntoIterator<Item = T>,

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For use by ToTokens implementations.

struct X;

impl ToTokens for X {
    fn to_tokens(&self, tokens: &mut Tokens) {
        tokens.append_terminated(&[true, false], ",");
    }
}

let tokens = quote!(#X);
assert_eq!(tokens.as_str(), "true , false ,");

pub fn as_str(&self) -> &str

pub fn into_string(self) -> String

pub fn parse<T: FromStr>(&self) -> Result<T, T::Err>

Trait Implementations

impl Debug for Tokens

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fn fmt(&self, f: &mut Formatter) -> Result

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Formats the value using the given formatter.

impl Clone for Tokens

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fn clone(&self) -> Tokens

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Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

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Performs copy-assignment from source.

impl Eq for Tokens

impl PartialEq for Tokens

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fn eq(&self, other: &Tokens) -> bool

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This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Tokens) -> bool

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This method tests for !=.

impl Default for Tokens

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fn default() -> Self

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Returns the "default value" for a type.

impl Display for Tokens

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fn fmt(&self, formatter: &mut Formatter) -> Result<(), Error>

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Formats the value using the given formatter.

impl AsRef<str> for Tokens

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fn as_ref(&self) -> &str

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Performs the conversion.

impl ToTokens for Tokens

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fn to_tokens(&self, tokens: &mut Tokens)

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Write self to the given Tokens.