chore: use rosetta

This commit is contained in:
Jonathan Kelley committed 2022-12-29 02:24:24 -05:00
1 parent 230c83c35b
commit 479ee2a0f1
15 files changed
+203 -382

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+1 -2
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@@ -16,11 +16,10 @@ use crate::{
gen_page, server, CrateConfig, Error,
};
use clap::{Parser, Subcommand};
use html_parser::{Dom, Element, Node};
use html_parser::Dom;
use regex::Regex;
use serde::Deserialize;
use std::{
fmt::{Display, Formatter},
fs::{remove_dir_all, File},
io::{Read, Write},
path::PathBuf,
+86 -262
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@@ -1,5 +1,9 @@
use std::process::exit;
use dioxus_rsx::{BodyNode, CallBody, Component};
use proc_macro2::{Ident, Span};
use syn::punctuated::Punctuated;
use super::*;
/// Build the Rust WASM app and all of its assets.
@@ -26,291 +30,111 @@ pub struct Translate {
impl Translate {
pub fn translate(self) -> Result<()> {
let Translate {
component,
output,
file,
raw,
} = self;
// Get the right input for the translation
let contents = determine_input(self.file, self.raw)?;
let contents = match (file, raw) {
(Some(input), None) => std::fs::read_to_string(&input).unwrap_or_else(|e| {
log::error!("Cloud not read input file: {}.", e);
exit(0);
}),
(None, Some(raw)) => raw,
(Some(_), Some(_)) => {
log::error!("Only one of --file or --raw can be specified.");
exit(0);
}
(None, None) => {
if atty::is(atty::Stream::Stdin) {
return custom_error!("No input file, source, or stdin to translate from.");
}
// Ensure we're loading valid HTML
let dom = html_parser::Dom::parse(&contents)?;
let mut buffer = String::new();
std::io::stdin().read_to_string(&mut buffer).unwrap();
// Convert the HTML to RSX
let out = convert_html_to_formatted_rsx(&dom, self.component);
buffer.trim().to_string()
}
};
let out_buf = match component {
true => format!("{}", convert_html_to_component(&contents).unwrap()),
false => {
let mut buf = String::new();
let dom = Dom::parse(&contents).unwrap();
for child in &dom.children {
simple_render_child(&mut buf, child, 0)?;
}
buf
}
};
if let Some(output) = output {
std::fs::write(&output, out_buf)?;
} else {
print!("{}", out_buf);
// Write the output
match self.output {
Some(output) => std::fs::write(&output, out)?,
None => print!("{}", out),
}
Ok(())
}
}
/// render without handling svgs or anything
pub fn simple_render_child(
f: &mut impl std::fmt::Write,
child: &Node,
il: u32,
) -> std::fmt::Result {
write_tabs(f, il)?;
match child {
Node::Text(t) => writeln!(f, "\"{}\"", t)?,
Node::Comment(e) => writeln!(f, "/* {} */", e)?,
Node::Element(el) => {
// open the tag
write!(f, "{} {{ ", &el.name)?;
pub fn convert_html_to_formatted_rsx(dom: &Dom, component: bool) -> String {
let callbody = rsx_rosetta::rsx_from_html(&dom);
// todo: dioxus will eventually support classnames
// for now, just write them with a space between each
let class_iter = &mut el.classes.iter();
if let Some(first_class) = class_iter.next() {
write!(f, "class: \"{}", first_class)?;
for next_class in class_iter {
write!(f, " {}", next_class)?;
}
write!(f, "\",")?;
}
writeln!(f)?;
// write the attributes
if let Some(id) = &el.id {
write_tabs(f, il + 1)?;
writeln!(f, "id: \"{}\",", id)?;
}
for (name, value) in &el.attributes {
write_tabs(f, il + 1)?;
use convert_case::{Case, Casing};
if name.chars().any(|ch| ch.is_ascii_uppercase() || ch == '-') {
let new_name = name.to_case(Case::Snake);
match value {
Some(val) => writeln!(f, "{}: \"{}\",", new_name, val)?,
None => writeln!(f, "{}: \"\",", new_name)?,
}
} else {
if matches!(name.as_str(), "for" | "async" | "type" | "as") {
write!(f, "r#")?
}
match value {
Some(val) => writeln!(f, "{}: \"{}\",", name, val)?,
None => writeln!(f, "{}: \"\",", name)?,
}
}
}
// now the children
for child in &el.children {
simple_render_child(f, child, il + 1)?;
}
// close the tag
write_tabs(f, il)?;
writeln!(f, "}}")?;
}
};
Ok(())
}
pub fn convert_html_to_component(html: &str) -> Result<ComponentRenderer> {
Ok(ComponentRenderer {
dom: Dom::parse(html)?,
icon_index: 0,
})
}
#[allow(dead_code)]
pub struct ComponentRenderer {
dom: Dom,
icon_index: usize,
}
impl Display for ComponentRenderer {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
writeln!(
f,
r##"
fn component(cx: Scope) -> Element {{
cx.render(rsx!("##
)?;
let mut svg_nodes = vec![];
let mut svg_idx = 0;
for child in &self.dom.children {
render_child(f, child, 2, &mut svg_nodes, true, &mut svg_idx)?;
}
write!(
f,
r##" ))
}}"##
)?;
if svg_idx == 0 {
return Ok(());
}
writeln!(f, "\n\nmod icons {{")?;
writeln!(f, "\tuse super::*;")?;
let mut id = 0;
while let Some(svg) = svg_nodes.pop() {
writeln!(
f,
r##" pub(super) fn icon_{}(cx: Scope) -> Element {{
cx.render(rsx!("##,
id
)?;
write_tabs(f, 3)?;
render_element(f, svg, 3, &mut svg_nodes, false, &mut 0)?;
writeln!(f, "\t\t))\n\t}}")?;
id += 1;
}
writeln!(f, "}}")?;
Ok(())
match component {
true => write_callbody_with_icon_section(callbody),
false => dioxus_autofmt::write_block_out(callbody).unwrap(),
}
}
fn render_child<'a>(
f: &mut Formatter<'_>,
child: &'a Node,
il: u32,
svg_buffer: &mut Vec<&'a Element>,
skip_svg: bool,
svg_idx: &mut usize,
) -> std::fmt::Result {
write_tabs(f, il)?;
match child {
Node::Text(t) => writeln!(f, "\"{}\"", t)?,
Node::Comment(e) => writeln!(f, "/* {} */", e)?,
Node::Element(el) => render_element(f, el, il, svg_buffer, skip_svg, svg_idx)?,
};
Ok(())
fn write_callbody_with_icon_section(mut callbody: CallBody) -> String {
let mut svgs = vec![];
rsx_rosetta::collect_svgs(&mut callbody.roots, &mut svgs);
let mut out = write_component_body(dioxus_autofmt::write_block_out(callbody).unwrap());
if !svgs.is_empty() {
write_svg_section(&mut out, svgs);
}
out
}
fn render_element<'a>(
f: &mut Formatter<'_>,
el: &'a Element,
il: u32,
svg_buffer: &mut Vec<&'a Element>,
skip_svg: bool,
svg_idx: &mut usize,
) -> std::fmt::Result {
if el.name == "svg" && skip_svg {
svg_buffer.push(el);
// todo: attach the right icon ID
writeln!(f, "icons::icon_{} {{}}", svg_idx)?;
*svg_idx += 1;
return Ok(());
}
// open the tag
write!(f, "{} {{ ", &el.name)?;
// todo: dioxus will eventually support classnames
// for now, just write them with a space between each
let class_iter = &mut el.classes.iter();
if let Some(first_class) = class_iter.next() {
write!(f, "class: \"{}", first_class)?;
for next_class in class_iter {
write!(f, " {}", next_class)?;
}
write!(f, "\",")?;
}
writeln!(f)?;
// write the attributes
if let Some(id) = &el.id {
write_tabs(f, il + 1)?;
writeln!(f, "id: \"{}\",", id)?;
}
for (name, value) in &el.attributes {
write_tabs(f, il + 1)?;
use convert_case::{Case, Casing};
if name.chars().any(|ch| ch.is_ascii_uppercase() || ch == '-') {
let new_name = name.to_case(Case::Snake);
match value {
Some(val) => writeln!(f, "{}: \"{}\",", new_name, val)?,
None => writeln!(f, "{}: \"\",", new_name)?,
}
} else {
if matches!(name.as_str(), "for" | "async" | "type" | "as") {
write!(f, "r#")?
}
match value {
Some(val) => writeln!(f, "{}: \"{}\",", name, val)?,
None => writeln!(f, "{}: \"\",", name)?,
}
}
}
// now the children
for child in &el.children {
render_child(f, child, il + 1, svg_buffer, skip_svg, svg_idx)?;
}
// close the tag
write_tabs(f, il)?;
writeln!(f, "}}")?;
Ok(())
fn write_component_body(raw: String) -> String {
let mut out = String::from("fn component(cx: Scope) -> Element {\n cx.render(rsx! {");
indent_and_write(&raw, 1, &mut out);
out.push_str(" })\n}");
out
}
fn write_tabs(f: &mut impl std::fmt::Write, num: u32) -> std::fmt::Result {
for _ in 0..num {
write!(f, " ")?
fn write_svg_section(out: &mut String, svgs: Vec<BodyNode>) {
out.push_str("\n\nmod icons {");
out.push_str("\n use super::*;");
for (idx, icon) in svgs.into_iter().enumerate() {
let raw = dioxus_autofmt::write_block_out(CallBody { roots: vec![icon] }).unwrap();
out.push_str("\n\n pub fn icon_");
out.push_str(&idx.to_string());
out.push_str("(cx: Scope) -> Element {\n cx.render(rsx! {");
indent_and_write(&raw, 2, out);
out.push_str(" })\n }");
}
Ok(())
out.push_str("\n}");
}
fn indent_and_write(raw: &str, idx: usize, out: &mut String) {
for line in raw.lines() {
for _ in 0..idx {
out.push_str(" ");
}
out.push_str(line);
out.push('\n');
}
}
fn determine_input(file: Option<String>, raw: Option<String>) -> Result<String> {
// Make sure not both are specified
if file.is_some() && raw.is_some() {
log::error!("Only one of --file or --raw should be specified.");
exit(0);
}
if let Some(raw) = raw {
return Ok(raw);
}
if let Some(file) = file {
return Ok(std::fs::read_to_string(&file)?);
}
// If neither exist, we try to read from stdin
if atty::is(atty::Stream::Stdin) {
return custom_error!("No input file, source, or stdin to translate from.");
}
let mut buffer = String::new();
std::io::stdin().read_to_string(&mut buffer).unwrap();
Ok(buffer.trim().to_string())
}
#[test]
fn generates_svgs() {
use std::io::Write;
let st = include_str!("../../../tests/svg.html");
let out = format!("{:}", convert_html_to_component(st).unwrap());
dbg!(&out);
let out = convert_html_to_formatted_rsx(&html_parser::Dom::parse(st).unwrap(), true);
std::fs::File::create("svg_rsx.rs")
.unwrap()
.write_all(out.as_bytes())
.unwrap();
println!("{}", out);
}