[−][src]Struct genco::fmt::FmtWriter
Helper struct to format a token stream to an underlying writer implementing fmt::Write.
Examples
use genco::prelude::*; use genco::fmt; let map = rust::import("std::collections", "HashMap"); let tokens: rust::Tokens = quote! { let mut m = #map::new(); m.insert(1u32, 2u32); }; // Note: String implements std::fmt::Write let mut w = fmt::FmtWriter::new(String::new()); let fmt_config = fmt::Config::from_lang::<Rust>(); let mut formatter = w.as_formatter(fmt_config); let config = rust::Config::default(); // Default format state for Rust. let format = rust::Format::default(); tokens.format(&mut formatter, &config, &format)?; let string = w.into_inner(); assert_eq!("let mut m = HashMap::new();\nm.insert(1u32, 2u32);", string);
Implementations
impl<W> FmtWriter<W> where
W: Write,
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W: Write,
pub fn new(writer: W) -> Self
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Construct a new line writer from the underlying writer.
pub fn as_formatter(&mut self, config: Config) -> Formatter
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Convert into a formatter.
pub fn into_inner(self) -> W
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Convert into underlying writer.
Trait Implementations
Auto Trait Implementations
impl<W> RefUnwindSafe for FmtWriter<W> where
W: RefUnwindSafe,
W: RefUnwindSafe,
impl<W> Send for FmtWriter<W> where
W: Send,
W: Send,
impl<W> Sync for FmtWriter<W> where
W: Sync,
W: Sync,
impl<W> Unpin for FmtWriter<W> where
W: Unpin,
W: Unpin,
impl<W> UnwindSafe for FmtWriter<W> where
W: UnwindSafe,
W: UnwindSafe,
Blanket Implementations
impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,
impl<T> Borrow<T> for T where
T: ?Sized,
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T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
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T: ?Sized,
fn borrow_mut(&mut self) -> &mut T
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impl<T> From<T> for T
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impl<T, U> Into<U> for T where
U: From<T>,
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U: From<T>,
impl<T, U> TryFrom<U> for T where
U: Into<T>,
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U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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impl<T, U> TryInto<U> for T where
U: TryFrom<T>,
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U: TryFrom<T>,