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Rename dir: compiler -> crates

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This commit is contained in:
Shunsuke Shibayama 2023-01-15 12:03:19 +09:00
parent e1004b538d
commit a127564b31
221 changed files with 17 additions and 19 deletions
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27
crates/erg_compiler/lib/std/semver.er Normal file
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@ -0,0 +1,27 @@
# e.g. `nightly.0`
.Identifier = Class { .name = Str; .num = Nat }
.Identifier|.Identifier <: Eq|.
__eq__ self, other: .Identifier =
self.name == other.name and self.num == other.num
.Version = Class { .major = Nat; .minor = Nat; .patch = Nat; .pre = .Identifier or NoneType }
.Version.
new major, minor, patch, pre := None =
.Version::__new__ { .major = major; .minor = minor; .patch = patch; .pre = pre }
#[
greater self, other: .Version =
match [self.major > other.major, self.major >= other.major, self.minor > other.minor, self.minor >= other.minor, self.patch > other.patch]:
[True, _, _, _, _] -> True
[_, True, True, _, _] -> True
[_, True, _, True, True] -> True
_ -> False
]#
.Version|.Version <: Eq|.
__eq__ self, other: .Version =
self.major == other.major and self.minor == other.minor and self.patch == other.patch and self.pre == other.pre
if! __name__ == "__main__", do!:
v = .Version.new(0, 0, 1)
assert v.minor == 0
assert v.pre == None
assert v != .Version.new(0, 0, 2)