mode::regular
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5bc65753dd
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@ -1,5 +1,9 @@
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mod regular;
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use std::marker::PhantomData;
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pub use self::regular::RegularMode;
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/// See [`ModeResult`].
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pub type ParseSuccess<M, A, I> = <M as Mode>::ParseSuccess<A, I>;
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@ -23,7 +27,6 @@ pub type ModeResult<M, A, E, I> = Result<ParseSuccess<M, A, I>, E>;
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/// | [`RegularMode`] | `A` | [`Result<A, E>`] | `A` |
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/// | [`InliningMode`] | [`(A, I)`] | `E` | [`()`] |
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///
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/// [`RegularMode`]: crate::rcore::RegularMode
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/// [`InliningMode`]: crate::rstd::inlining::InliningMode
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/// [`(A, I)`]: tuple
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/// [`()`]: unit
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75
src/mode/regular.rs
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75
src/mode/regular.rs
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@ -0,0 +1,75 @@
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use super::*;
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/// [`Mode`] for [`RegularFactory`] and [`RegularAtomic`].
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///
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/// [`RegularFactory`]: crate::rcore::RegularFactory
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/// [`RegularAtomic`]: crate::rstd::atomic::RegularAtomic
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pub struct RegularMode;
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impl Mode for RegularMode {
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/// Discards the parser.
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type ParseSuccess<A, I> = A;
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/// Tries to extend the value.
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type ExtensionResult<A, E> = Result<A, E>;
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/// Keeps the value.
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type ExtensionSource<A> = A;
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fn bind<A0, A1, E, I>(
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s: Self::ParseSuccess<A0, I>,
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f: impl FnOnce(A0) -> Result<A1, E>,
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) -> ModeResult<Self, A1, E, I> {
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f(s)
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}
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fn map<A0, A1, I>(
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s: Self::ParseSuccess<A0, I>,
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f: impl FnOnce(A0) -> A1,
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) -> Self::ParseSuccess<A1, I> {
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f(s)
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}
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fn seal<A, I>(s: Self::ParseSuccess<A, I>) -> A {
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s
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}
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fn xmap_err<A, E0, E1>(
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result: Self::ExtensionResult<A, E0>,
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f: impl FnOnce(E0) -> E1,
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) -> Self::ExtensionResult<A, E1> {
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result.map_err(f)
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}
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fn xbind<A0, A1, E>(
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result: Self::ExtensionResult<A0, E>,
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f: impl FnOnce(A0) -> Result<A1, E>,
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) -> Self::ExtensionResult<A1, E> {
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result.and_then(f)
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}
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fn xseal<A, E>(result: Self::ExtensionResult<A, E>) -> Result<A, E> {
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result
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}
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fn smap<A0, A1>(
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source: Self::ExtensionSource<A0>,
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f: impl FnOnce(A0) -> A1,
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) -> Self::ExtensionSource<A1> {
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f(source)
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}
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fn prepare<A>(a: A) -> Self::ExtensionSource<A> {
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a
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}
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fn xsbind<AB, A, B, E>(
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ab: Self::ExtensionSource<AB>,
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t2ab: impl FnOnce(AB) -> (A, B),
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ce: impl FnOnce(Self::ExtensionSource<B>) -> Self::ExtensionResult<B, E>,
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ab2t: impl FnOnce(A, B) -> Result<AB, E>,
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) -> Self::ExtensionResult<AB, E> {
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let (b, c) = t2ab(ab);
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ab2t(b, ce(c)?)
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}
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}
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@ -35,7 +35,7 @@ pub use self::inctx::InCtx;
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pub use self::inlining::{Inlining, InliningExt, InliningResultExt};
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pub use self::modes::{
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CRegularFactory, ExtensionResultM, ExtensionSourceM, FactoryModeParse, FactoryModeProxy,
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ModeResultM, RegularFactory, RegularMode,
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ModeResultM, RegularFactory,
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};
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pub use self::origin::{OFctr, Origin};
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pub use self::point::Point;
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@ -73,77 +73,6 @@ where
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}
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}
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/// [`Mode`] for [`RegularFactory`].
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pub struct RegularMode;
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impl Mode for RegularMode {
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/// Discards the parser.
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type ParseSuccess<A, I> = A;
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/// Tries to extend the value.
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type ExtensionResult<A, E> = Result<A, E>;
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/// Keeps the value.
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type ExtensionSource<A> = A;
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fn bind<A0, A1, E, I>(
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s: Self::ParseSuccess<A0, I>,
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f: impl FnOnce(A0) -> Result<A1, E>,
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) -> ModeResult<Self, A1, E, I> {
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f(s)
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}
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fn map<A0, A1, I>(
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s: Self::ParseSuccess<A0, I>,
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f: impl FnOnce(A0) -> A1,
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) -> Self::ParseSuccess<A1, I> {
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f(s)
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}
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fn seal<A, I>(s: Self::ParseSuccess<A, I>) -> A {
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s
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}
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fn xmap_err<A, E0, E1>(
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result: Self::ExtensionResult<A, E0>,
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f: impl FnOnce(E0) -> E1,
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) -> Self::ExtensionResult<A, E1> {
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result.map_err(f)
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}
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fn xbind<A0, A1, E>(
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result: Self::ExtensionResult<A0, E>,
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f: impl FnOnce(A0) -> Result<A1, E>,
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) -> Self::ExtensionResult<A1, E> {
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result.and_then(f)
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}
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fn xseal<A, E>(result: Self::ExtensionResult<A, E>) -> Result<A, E> {
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result
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}
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fn smap<A0, A1>(
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source: Self::ExtensionSource<A0>,
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f: impl FnOnce(A0) -> A1,
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) -> Self::ExtensionSource<A1> {
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f(source)
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}
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fn prepare<A>(a: A) -> Self::ExtensionSource<A> {
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a
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}
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fn xsbind<AB, A, B, E>(
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ab: Self::ExtensionSource<AB>,
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t2ab: impl FnOnce(AB) -> (A, B),
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ce: impl FnOnce(Self::ExtensionSource<B>) -> Self::ExtensionResult<B, E>,
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ab2t: impl FnOnce(A, B) -> Result<AB, E>,
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) -> Self::ExtensionResult<AB, E> {
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let (b, c) = t2ab(ab);
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ab2t(b, ce(c)?)
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}
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}
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/// For auto-deriving [`RegularFactory`] from concrete implementations.
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pub trait CRegularFactory<'a, Ctx: Context<'a>>:
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FactoryBase<'a, Ctx> + ImplMode<Mode = RegularMode>
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