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@cwfitzgerald
cwfitzgerald committed Aug 10, 2019
1 parent 76f317a commit 930644f
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Showing 2 changed files with 32 additions and 23 deletions.
2 changes: 1 addition & 1 deletion Cargo.toml
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
[package]
name = "path-dsl"
version = "0.2.0"
version = "0.3.0"
authors = ["Connor Fitzgerald <[email protected]>"]
edition = "2018"
license = "MIT"
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53 changes: 31 additions & 22 deletions src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -587,16 +587,22 @@ impl Div<Cow<'_, OsStr>> for &PathDSL {
}
}

#[macro_export]
#[cfg(windows)]
#[doc(hidden)]
macro_rules! separator {
() => { "\\" };
}

#[macro_export]
#[cfg(not(windows))]
#[doc(hidden)]
macro_rules! separator {
() => { "/" };
}

#[macro_export]
#[doc(hidden)]
macro_rules! concat_separator {
( $e:literal, $($other:literal),+ ) => {
concat!($e, separator!(), concat_separator!($($other),+))
Expand All @@ -606,84 +612,86 @@ macro_rules! concat_separator {
}
}

#[macro_export]
#[doc(hidden)]
macro_rules! path_impl {
( @($($stack:expr),*)@ ($exp:expr) | $($other:tt)+ ) => {
path_impl!( @($($stack),* / $exp)@ $($other)+ )
$crate::path_impl!( @($($stack),* / $exp)@ $($other)+ )
};
( @($($stack:expr),*)@ ($exp:expr) ) => {
$($stack),* / $exp
};
( @($($stack:expr),*)@ $blk:block | $($other:tt)+ ) => {
path_impl!( @($($stack),* / $blk)@ $($other)+ )
$crate::path_impl!( @($($stack),* / $blk)@ $($other)+ )
};
( @($($stack:expr),*)@ $blk:block ) => {
$($stack),* / $blk
};
( @($($stack:expr),*)@ $name:path | $($other:tt)+ ) => {
path_impl!( @($($stack),* / $name)@ $($other)+ )
$crate::path_impl!( @($($stack),* / $name)@ $($other)+ )
};
( @($($stack:expr),*)@ $name:path ) => {
$($stack),* / $name
};
( @($($stack:expr),*)@ &$name:path | $($other:tt)+ ) => {
path_impl!( @($($stack),* / &$name)@ $($other)+ )
$crate::path_impl!( @($($stack),* / &$name)@ $($other)+ )
};
( @($($stack:expr),*)@ &$name:path ) => {
$($stack),* / &$name
};
( @($($stack:expr),*)@ &mut $name:path | $($other:tt)+ ) => {
path_impl!( @($($stack),* / &mut $name)@ $($other)+ )
$crate::path_impl!( @($($stack),* / &mut $name)@ $($other)+ )
};
( @($($stack:expr),*)@ &mut $name:path ) => {
$($stack),* / &mut $name
};
( @($($stack:expr),*)@ $lit:literal | $lit2:literal | $lit3:literal | $lit4:literal | $lit5:literal | $lit6:literal | $lit7:literal | $lit8:literal | $lit9:literal | $lit10:literal | $lit11:literal | $lit12:literal | $lit13:literal | $lit14:literal | $lit15:literal | $lit16:literal | $($other:tt)+ ) => {
path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3, $lit4, $lit5, $lit6, $lit7, $lit8, $lit9, $lit10, $lit11, $lit12, $lit13, $lit14, $lit15, $lit16))@ $($other)+ )
$crate::path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3, $lit4, $lit5, $lit6, $lit7, $lit8, $lit9, $lit10, $lit11, $lit12, $lit13, $lit14, $lit15, $lit16))@ $($other)+ )
};
( @($($stack:expr),*)@ $lit:literal | $lit2:literal | $lit3:literal | $lit4:literal | $lit5:literal | $lit6:literal | $lit7:literal | $lit8:literal | $lit9:literal | $lit10:literal | $lit11:literal | $lit12:literal | $lit13:literal | $lit14:literal | $lit15:literal | $($other:tt)+ ) => {
path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3, $lit4, $lit5, $lit6, $lit7, $lit8, $lit9, $lit10, $lit11, $lit12, $lit13, $lit14, $lit15))@ $($other)+ )
$crate::path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3, $lit4, $lit5, $lit6, $lit7, $lit8, $lit9, $lit10, $lit11, $lit12, $lit13, $lit14, $lit15))@ $($other)+ )
};
( @($($stack:expr),*)@ $lit:literal | $lit2:literal | $lit3:literal | $lit4:literal | $lit5:literal | $lit6:literal | $lit7:literal | $lit8:literal | $lit9:literal | $lit10:literal | $lit11:literal | $lit12:literal | $lit13:literal | $lit14:literal | $($other:tt)+ ) => {
path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3, $lit4, $lit5, $lit6, $lit7, $lit8, $lit9, $lit10, $lit11, $lit12, $lit13, $lit14))@ $($other)+ )
$crate::path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3, $lit4, $lit5, $lit6, $lit7, $lit8, $lit9, $lit10, $lit11, $lit12, $lit13, $lit14))@ $($other)+ )
};
( @($($stack:expr),*)@ $lit:literal | $lit2:literal | $lit3:literal | $lit4:literal | $lit5:literal | $lit6:literal | $lit7:literal | $lit8:literal | $lit9:literal | $lit10:literal | $lit11:literal | $lit12:literal | $lit13:literal | $($other:tt)+ ) => {
path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3, $lit4, $lit5, $lit6, $lit7, $lit8, $lit9, $lit10, $lit11, $lit12, $lit13))@ $($other)+ )
$crate::path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3, $lit4, $lit5, $lit6, $lit7, $lit8, $lit9, $lit10, $lit11, $lit12, $lit13))@ $($other)+ )
};
( @($($stack:expr),*)@ $lit:literal | $lit2:literal | $lit3:literal | $lit4:literal | $lit5:literal | $lit6:literal | $lit7:literal | $lit8:literal | $lit9:literal | $lit10:literal | $lit11:literal | $lit12:literal | $($other:tt)+ ) => {
path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3, $lit4, $lit5, $lit6, $lit7, $lit8, $lit9, $lit10, $lit11, $lit12))@ $($other)+ )
$crate::path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3, $lit4, $lit5, $lit6, $lit7, $lit8, $lit9, $lit10, $lit11, $lit12))@ $($other)+ )
};
( @($($stack:expr),*)@ $lit:literal | $lit2:literal | $lit3:literal | $lit4:literal | $lit5:literal | $lit6:literal | $lit7:literal | $lit8:literal | $lit9:literal | $lit10:literal | $lit11:literal | $($other:tt)+ ) => {
path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3, $lit4, $lit5, $lit6, $lit7, $lit8, $lit9, $lit10, $lit11))@ $($other)+ )
$crate::path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3, $lit4, $lit5, $lit6, $lit7, $lit8, $lit9, $lit10, $lit11))@ $($other)+ )
};
( @($($stack:expr),*)@ $lit:literal | $lit2:literal | $lit3:literal | $lit4:literal | $lit5:literal | $lit6:literal | $lit7:literal | $lit8:literal | $lit9:literal | $lit10:literal | $($other:tt)+ ) => {
path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3, $lit4, $lit5, $lit6, $lit7, $lit8, $lit9, $lit10))@ $($other)+ )
$crate::path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3, $lit4, $lit5, $lit6, $lit7, $lit8, $lit9, $lit10))@ $($other)+ )
};
( @($($stack:expr),*)@ $lit:literal | $lit2:literal | $lit3:literal | $lit4:literal | $lit5:literal | $lit6:literal | $lit7:literal | $lit8:literal | $lit9:literal| $($other:tt)+ ) => {
path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3, $lit4, $lit5, $lit6, $lit7, $lit8, $lit9))@ $($other)+ )
$crate::path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3, $lit4, $lit5, $lit6, $lit7, $lit8, $lit9))@ $($other)+ )
};
( @($($stack:expr),*)@ $lit:literal | $lit2:literal | $lit3:literal | $lit4:literal | $lit5:literal | $lit6:literal | $lit7:literal | $lit8:literal | $($other:tt)+ ) => {
path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3, $lit4, $lit5, $lit6, $lit7, $lit8))@ $($other)+ )
$crate::path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3, $lit4, $lit5, $lit6, $lit7, $lit8))@ $($other)+ )
};
( @($($stack:expr),*)@ $lit:literal | $lit2:literal | $lit3:literal | $lit4:literal | $lit5:literal | $lit6:literal | $lit7:literal | $($other:tt)+ ) => {
path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3, $lit4, $lit5, $lit6, $lit7))@ $($other)+ )
$crate::path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3, $lit4, $lit5, $lit6, $lit7))@ $($other)+ )
};
( @($($stack:expr),*)@ $lit:literal | $lit2:literal | $lit3:literal | $lit4:literal | $lit5:literal | $lit6:literal | $($other:tt)+ ) => {
path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3, $lit4, $lit5, $lit6))@ $($other)+ )
$crate::path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3, $lit4, $lit5, $lit6))@ $($other)+ )
};
( @($($stack:expr),*)@ $lit:literal | $lit2:literal | $lit3:literal | $lit4:literal | $lit5:literal | $($other:tt)+ ) => {
path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3, $lit4, $lit5))@ $($other)+ )
$crate::path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3, $lit4, $lit5))@ $($other)+ )
};
( @($($stack:expr),*)@ $lit:literal | $lit2:literal | $lit3:literal | $lit4:literal | $($other:tt)+ ) => {
path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3, $lit4))@ $($other)+ )
$crate::path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3, $lit4))@ $($other)+ )
};
( @($($stack:expr),*)@ $lit:literal | $lit2:literal | $lit3:literal | $($other:tt)+ ) => {
path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3))@ $($other)+ )
$crate::path_impl!( @($($stack),* / concat_separator!($lit, $lit2, $lit3))@ $($other)+ )
};
( @($($stack:expr),*)@ $lit:literal | $lit2:literal | $($other:tt)+ ) => {
path_impl!( @($($stack),* / concat_separator!($lit, $lit2))@ $($other)+ )
$crate::path_impl!( @($($stack),* / concat_separator!($lit, $lit2))@ $($other)+ )
};
( @($($stack:expr),*)@ $lit:literal | $($other:tt)+ ) => {
path_impl!( @($($stack),* / $lit)@ $($other)+ )
$crate::path_impl!( @($($stack),* / $lit)@ $($other)+ )
};
( @($($stack:expr),*)@ $lit:literal ) => {
$($stack),* / $lit
Expand All @@ -693,9 +701,10 @@ macro_rules! path_impl {
};
}

#[macro_export]
macro_rules! path {
( $($other:tt)* ) => {
path_impl!( @($crate::PathDSL::new())@ $($other)* )
$crate::path_impl!( @($crate::PathDSL::new())@ $($other)* )
};
() => { $crate::PathDSL::new() };
}
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