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Improved type system

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This commit is contained in:
Eduard Urbach 2025-02-09 23:52:07 +01:00
parent c0ffddaba8
commit 2e3857622a
Signed by: eduard
GPG key ID: 49226B848C78F6C8
30 changed files with 132 additions and 85 deletions
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12
src/types/Is.go
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@ -2,30 +2,26 @@ package types
// Is returns true if the encountered type `a` can be converted into the expected type `b`.
func Is(a Type, b Type) bool {
if a == nil {
return true
}
if a == b {
if a == b || b == Any || a == nil {
return true
}
aPointer, aIsPointer := a.(*Pointer)
bPointer, bIsPointer := b.(*Pointer)
if aIsPointer && bIsPointer && (bPointer.To == nil || aPointer.To == bPointer.To) {
if aIsPointer && bIsPointer && (bPointer.To == Any || aPointer.To == bPointer.To) {
return true
}
aArray, aIsArray := a.(*Array)
if aIsArray && bIsPointer && (bPointer.To == nil || aArray.Of == bPointer.To) {
if aIsArray && bIsPointer && (bPointer.To == Any || aArray.Of == bPointer.To) {
return true
}
bArray, bIsArray := b.(*Array)
if aIsArray && bIsArray && aArray.Of == bArray.Of {
if aIsArray && bIsArray && (bArray.Of == Any || aArray.Of == bArray.Of) {
return true
}