katkak/java-class-parser
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Add is method to ConstantPool.Info

Browse source
This commit is contained in:
ktkk 2026-07-06 08:52:12 +00:00
parent 146d90ccec
commit cb43efcbb1
1 changed files with 8 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

12
src/Class/ConstantPool.zig
View file

@ -165,15 +165,15 @@ pub const Info = union(Info.Tag) {
const info = try constant_pool.get(self.reference_index);
return switch (self.reference_kind) {
.get_field, .get_static, .put_field, .put_static => blk: {
if (@as(Tag, info) != .field_ref) break :blk ResolveError.InvalidConstantType;
if (!info.is(.field_ref)) break :blk ResolveError.InvalidConstantType;
break :blk info;
},
.invoke_virtual, .invoke_static, .invoke_special, .new_invoke_special => blk: {
if (@as(Tag, info) != .method_ref) break :blk ResolveError.InvalidConstantType;
if (!info.is(.method_ref)) break :blk ResolveError.InvalidConstantType;
break :blk info;
},
.invoke_interface => blk: {
if (@as(Tag, info) != .interface_method_ref) break :blk ResolveError.InvalidConstantType;
if (!info.is(.interface_method_ref)) break :blk ResolveError.InvalidConstantType;
break :blk info;
},
};
@ -496,6 +496,10 @@ pub const Info = union(Info.Tag) {
},
}
}
pub fn is(self: *const Info, tag: Tag) bool {
return @as(Tag, self.*) == tag;
}
};
pub fn parse(input: *std.Io.Reader, allocator: std.mem.Allocator) ParseError!Self {
@ -546,7 +550,7 @@ pub fn getOptional(self: *const Self, index: u16) ResolveError!?Info {
pub fn getTag(self: *const Self, index: u16, expected_tag: Info.Tag) ResolveError!Info {
const info = try self.get(index);
if (@as(Info.Tag, info) != expected_tag) return ResolveError.InvalidConstantType;
if (!info.is(expected_tag)) return ResolveError.InvalidConstantType;
return info;
}