Struct liquid::error::FnKey

pub struct FnKey<T, F> where
    F: FnOnce() -> Cow<'static, str>,  { /* fields omitted */ }

Partially constructed context (missing value) for Result<T>.

Methods

impl<T, F> FnKey<T, F> where
    F: FnOnce() -> Cow<'static, str>, 

#[must_use]

pub fn new(builder: Result<T, Error>, key: F) -> FnKey<T, F>

Save off a key for a context that will be added to builder.

#[must_use]

pub fn value<S>(self, value: S) -> Result<T, Error> where
    S: Into<Cow<'static, str>>, 

Finish creating context and add it to Result<T>.

#[must_use]

pub fn value_with<V>(self, value: V) -> Result<T, Error> where
    V: FnOnce() -> Cow<'static, str>, 

Finish creating context and add it to Result<T>.