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feat(export): update handler trait methods signature

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This commit is contained in:
PoiScript 2019-11-05 19:56:07 +08:00
parent b8265814aa
commit 6483ef745f
2 changed files with 23 additions and 17 deletions
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21
src/export/html.rs
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@ -1,5 +1,5 @@
use std::fmt;
use std::io::{Error, Write};
use std::io::{Error, Result as IOResult, Write};
use jetscii::{bytes, BytesConst};
@ -50,7 +50,16 @@ impl<S: AsRef<str>> fmt::Display for HtmlEscape<S> {
}
pub trait HtmlHandler<E: From<Error>>: Default {
fn start<W: Write>(&mut self, mut w: W, element: &Element) -> Result<(), E> {
fn start<W: Write>(&mut self, w: W, element: &Element) -> Result<(), E>;
fn end<W: Write>(&mut self, w: W, element: &Element) -> Result<(), E>;
}
/// Default Html Handler
#[derive(Default)]
pub struct DefaultHtmlHandler;
impl HtmlHandler<Error> for DefaultHtmlHandler {
fn start<W: Write>(&mut self, mut w: W, element: &Element) -> IOResult<()> {
match element {
// container elements
Element::SpecialBlock(_) => (),
@ -195,7 +204,7 @@ pub trait HtmlHandler<E: From<Error>>: Default {
Ok(())
}
fn end<W: Write>(&mut self, mut w: W, element: &Element) -> Result<(), E> {
fn end<W: Write>(&mut self, mut w: W, element: &Element) -> IOResult<()> {
match element {
// container elements
Element::SpecialBlock(_) => (),
@ -241,12 +250,6 @@ pub trait HtmlHandler<E: From<Error>>: Default {
}
}
/// Default Html Handler
#[derive(Default)]
pub struct DefaultHtmlHandler;
impl HtmlHandler<Error> for DefaultHtmlHandler {}
#[cfg(feature = "syntect")]
mod syntect_handler {
use super::*;