reorganize router macro package

This commit is contained in:
Evan Almloff committed 2023-05-13 18:14:30 -05:00
1 parent d6b2145aa7
commit adfc10461e
7 files changed
+183 -156

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+3
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@@ -1,3 +1,5 @@
#![allow(non_snake_case)]
use dioxus::prelude::*;
use dioxus_router_core::*;
use dioxus_router_macro::*;
@@ -57,6 +59,7 @@ fn Route6(cx: Scope, extra: Vec<String>) -> Element {
}
}
#[rustfmt::skip]
#[derive(Routable, Clone, Debug, PartialEq)]
enum Route {
#[route("/(dynamic)" Route1)]
+11 -1
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@@ -8,8 +8,11 @@ use syn::{parse_macro_input, Ident};
use proc_macro2::TokenStream as TokenStream2;
mod nest;
mod query;
mod route;
mod route_tree;
mod segment;
#[proc_macro_derive(Routable, attributes(route))]
pub fn derive_routable(input: TokenStream) -> TokenStream {
@@ -51,8 +54,15 @@ impl RouteEnum {
if let syn::Data::Enum(data) = input.data {
let mut routes = Vec::new();
let mut current_base_route = String::new();
for variant in data.variants {
let route = Route::parse(variant)?;
// Apply the any nesting attributes in order
for attr in &variant.attrs {
if attr.path.is_ident("nest") {}
}
let route = Route::parse(current_base_route.clone(), variant)?;
routes.push(route);
}
+1
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@@ -0,0 +1 @@
struct Nest {}
+31
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@@ -0,0 +1,31 @@
use quote::quote;
use syn::{Ident, Type};
use proc_macro2::TokenStream as TokenStream2;
#[derive(Debug)]
pub struct QuerySegment {
pub ident: Ident,
pub ty: Type,
}
impl QuerySegment {
pub fn parse(&self) -> TokenStream2 {
let ident = &self.ident;
let ty = &self.ty;
quote! {
let #ident = <#ty as dioxus_router_core::router::FromQuery>::from_query(query);
}
}
pub fn write(&self) -> TokenStream2 {
let ident = &self.ident;
quote! {
write!(f, "?{}", #ident)?;
}
}
pub fn name(&self) -> Ident {
self.ident.clone()
}
}
+12 -154
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@@ -1,10 +1,13 @@
use quote::{__private::Span, format_ident, quote, ToTokens};
use syn::parse::Parse;
use syn::parse::ParseStream;
use syn::{Ident, LitStr, Type, Variant};
use syn::{Ident, LitStr, Variant};
use proc_macro2::TokenStream as TokenStream2;
use crate::query::QuerySegment;
use crate::segment::RouteSegment;
struct RouteArgs {
route: LitStr,
comp_name: Option<Ident>,
@@ -35,13 +38,13 @@ pub struct Route {
pub route_name: Ident,
pub comp_name: Ident,
pub props_name: Ident,
pub route: LitStr,
pub route: String,
pub route_segments: Vec<RouteSegment>,
pub query: Option<QuerySegment>,
}
impl Route {
pub fn parse(input: syn::Variant) -> syn::Result<Self> {
pub fn parse(root_route: String, input: syn::Variant) -> syn::Result<Self> {
let route_attr = input
.attrs
.iter()
@@ -55,7 +58,7 @@ impl Route {
let route_name = input.ident.clone();
let args = route_attr.parse_args::<RouteArgs>()?;
let route = args.route;
let route = root_route + &args.route.value();
let file_based = args.comp_name.is_none();
let comp_name = args
.comp_name
@@ -209,7 +212,7 @@ impl ToTokens for Route {
return;
}
let without_leading_slash = &self.route.value()[1..];
let without_leading_slash = &self.route[1..];
let route_path = std::path::Path::new(without_leading_slash);
let with_extension = route_path.with_extension("rs");
let dir = std::env::var("CARGO_MANIFEST_DIR").unwrap();
@@ -237,14 +240,13 @@ impl ToTokens for Route {
fn parse_route_segments(
varient: &Variant,
route: &LitStr,
route: &str,
) -> syn::Result<(Vec<RouteSegment>, Option<QuerySegment>)> {
let mut route_segments = Vec::new();
let route_string = route.value();
let (route_string, query) = match route_string.rsplit_once('?') {
let (route_string, query) = match route.rsplit_once('?') {
Some((route, query)) => (route, Some(query)),
None => (route_string.as_str(), None),
None => (route, None),
};
let mut iterator = route_string.split('/');
@@ -255,7 +257,7 @@ fn parse_route_segments(
varient,
format!(
"Routes should start with /. Error found in the route '{}'",
route.value()
route
),
));
}
@@ -346,147 +348,3 @@ fn parse_route_segments(
Ok((route_segments, parsed_query))
}
#[derive(Debug)]
pub enum RouteSegment {
Static(String),
Dynamic(Ident, Type),
CatchAll(Ident, Type),
}
impl RouteSegment {
pub fn name(&self) -> Option<Ident> {
match self {
Self::Static(_) => None,
Self::Dynamic(ident, _) => Some(ident.clone()),
Self::CatchAll(ident, _) => Some(ident.clone()),
}
}
pub fn write_segment(&self) -> TokenStream2 {
match self {
Self::Static(segment) => quote! { write!(f, "/{}", #segment)?; },
Self::Dynamic(ident, _) => quote! { write!(f, "/{}", #ident)?; },
Self::CatchAll(ident, _) => quote! { #ident.display_route_segements(f)?; },
}
}
fn error_name(&self, idx: usize) -> Ident {
match self {
Self::Static(_) => static_segment_idx(idx),
Self::Dynamic(ident, _) => format_ident!("{}ParseError", ident),
Self::CatchAll(ident, _) => format_ident!("{}ParseError", ident),
}
}
fn missing_error_name(&self) -> Option<Ident> {
match self {
Self::Dynamic(ident, _) => Some(format_ident!("{}MissingError", ident)),
_ => None,
}
}
pub fn try_parse(
&self,
idx: usize,
error_enum_name: &Ident,
error_enum_varient: &Ident,
inner_parse_enum: &Ident,
parse_children: TokenStream2,
) -> TokenStream2 {
let error_name = self.error_name(idx);
match self {
Self::Static(segment) => {
quote! {
{
let mut segments = segments.clone();
let parsed = if let Some(#segment) = segments.next() {
Ok(())
} else {
Err(#error_enum_name::#error_enum_varient(#inner_parse_enum::#error_name))
};
match parsed {
Ok(_) => {
#parse_children
}
Err(err) => {
errors.push(err);
}
}
}
}
}
Self::Dynamic(name, ty) => {
let missing_error_name = self.missing_error_name().unwrap();
quote! {
{
let mut segments = segments.clone();
let parsed = if let Some(segment) = segments.next() {
<#ty as dioxus_router_core::router::FromRouteSegment>::from_route_segment(segment).map_err(|err| #error_enum_name::#error_enum_varient(#inner_parse_enum::#error_name(err)))
} else {
Err(#error_enum_name::#error_enum_varient(#inner_parse_enum::#missing_error_name))
};
match parsed {
Ok(#name) => {
#parse_children
}
Err(err) => {
errors.push(err);
}
}
}
}
}
Self::CatchAll(name, ty) => {
quote! {
{
let parsed = {
let mut segments = segments.clone();
let segments: Vec<_> = segments.collect();
<#ty as dioxus_router_core::router::FromRouteSegments>::from_route_segments(&segments).map_err(|err| #error_enum_name::#error_enum_varient(#inner_parse_enum::#error_name(err)))
};
match parsed {
Ok(#name) => {
#parse_children
}
Err(err) => {
errors.push(err);
}
}
}
}
}
}
}
}
pub fn static_segment_idx(idx: usize) -> Ident {
format_ident!("StaticSegment{}ParseError", idx)
}
#[derive(Debug)]
pub struct QuerySegment {
ident: Ident,
ty: Type,
}
impl QuerySegment {
pub fn parse(&self) -> TokenStream2 {
let ident = &self.ident;
let ty = &self.ty;
quote! {
let #ident = <#ty as dioxus_router_core::router::FromQuery>::from_query(query);
}
}
pub fn write(&self) -> TokenStream2 {
let ident = &self.ident;
quote! {
write!(f, "?{}", #ident)?;
}
}
pub fn name(&self) -> Ident {
self.ident.clone()
}
}
+4 -1
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@@ -2,7 +2,10 @@ use proc_macro2::TokenStream;
use quote::quote;
use syn::Ident;
use crate::route::{static_segment_idx, Route, RouteSegment};
use crate::{
route::Route,
segment::{static_segment_idx, RouteSegment},
};
// First deduplicate the routes by the static part of the route
#[derive(Debug)]
+121
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@@ -0,0 +1,121 @@
use quote::{format_ident, quote};
use syn::{Ident, Type};
use proc_macro2::TokenStream as TokenStream2;
#[derive(Debug)]
pub enum RouteSegment {
Static(String),
Dynamic(Ident, Type),
CatchAll(Ident, Type),
}
impl RouteSegment {
pub fn name(&self) -> Option<Ident> {
match self {
Self::Static(_) => None,
Self::Dynamic(ident, _) => Some(ident.clone()),
Self::CatchAll(ident, _) => Some(ident.clone()),
}
}
pub fn write_segment(&self) -> TokenStream2 {
match self {
Self::Static(segment) => quote! { write!(f, "/{}", #segment)?; },
Self::Dynamic(ident, _) => quote! { write!(f, "/{}", #ident)?; },
Self::CatchAll(ident, _) => quote! { #ident.display_route_segements(f)?; },
}
}
pub fn error_name(&self, idx: usize) -> Ident {
match self {
Self::Static(_) => static_segment_idx(idx),
Self::Dynamic(ident, _) => format_ident!("{}ParseError", ident),
Self::CatchAll(ident, _) => format_ident!("{}ParseError", ident),
}
}
pub fn missing_error_name(&self) -> Option<Ident> {
match self {
Self::Dynamic(ident, _) => Some(format_ident!("{}MissingError", ident)),
_ => None,
}
}
pub fn try_parse(
&self,
idx: usize,
error_enum_name: &Ident,
error_enum_varient: &Ident,
inner_parse_enum: &Ident,
parse_children: TokenStream2,
) -> TokenStream2 {
let error_name = self.error_name(idx);
match self {
Self::Static(segment) => {
quote! {
{
let mut segments = segments.clone();
let parsed = if let Some(#segment) = segments.next() {
Ok(())
} else {
Err(#error_enum_name::#error_enum_varient(#inner_parse_enum::#error_name))
};
match parsed {
Ok(_) => {
#parse_children
}
Err(err) => {
errors.push(err);
}
}
}
}
}
Self::Dynamic(name, ty) => {
let missing_error_name = self.missing_error_name().unwrap();
quote! {
{
let mut segments = segments.clone();
let parsed = if let Some(segment) = segments.next() {
<#ty as dioxus_router_core::router::FromRouteSegment>::from_route_segment(segment).map_err(|err| #error_enum_name::#error_enum_varient(#inner_parse_enum::#error_name(err)))
} else {
Err(#error_enum_name::#error_enum_varient(#inner_parse_enum::#missing_error_name))
};
match parsed {
Ok(#name) => {
#parse_children
}
Err(err) => {
errors.push(err);
}
}
}
}
}
Self::CatchAll(name, ty) => {
quote! {
{
let parsed = {
let mut segments = segments.clone();
let segments: Vec<_> = segments.collect();
<#ty as dioxus_router_core::router::FromRouteSegments>::from_route_segments(&segments).map_err(|err| #error_enum_name::#error_enum_varient(#inner_parse_enum::#error_name(err)))
};
match parsed {
Ok(#name) => {
#parse_children
}
Err(err) => {
errors.push(err);
}
}
}
}
}
}
}
}
pub fn static_segment_idx(idx: usize) -> Ident {
format_ident!("StaticSegment{}ParseError", idx)
}