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Handle inherited fields correctly.

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This commit is contained in:
Bob Nystrom
2013-12-10 16:13:25 -08:00
parent 1e2449893e
commit c1cfe1b9f6
10 changed files with 174 additions and 22 deletions
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test/class/inheritance.wren
-27
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@@ -1,27 +0,0 @@
class Foo {
methodOnFoo { io.write("foo") }
method(a) { io.write("foo") }
method(a, b, c) { io.write("foo") }
}
class Bar is Foo {
methodOnBar { io.write("bar") }
method(a, b) { io.write("bar") }
method(a, b, c, d) { io.write("bar") }
}
var bar = Bar.new
bar.methodOnFoo // expect: foo
bar.methodOnBar // expect: bar
// Methods with different arity do not shadow each other.
bar.method(1) // expect: foo
bar.method(1, 2) // expect: bar
bar.method(1, 2, 3) // expect: foo
bar.method(1, 2, 3, 4) // expect: bar
// TODO(bob): Overriding (or BETA-style refining?).
// TODO(bob): Private fields.
// TODO(bob): Super (or inner) calls.
// TODO(bob): Grammar for what expressions can follow "is".
// TODO(bob): Prevent extending built-in types.