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hack to validate unsigned. closes #7

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This commit is contained in:
Mike Desaro 2020-11-27 20:02:40 -08:00
parent 069d86b1c9
commit 695e59bbf5
2 changed files with 6 additions and 6 deletions
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6
zig-ecs/src/ecs/entity.zig
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@ -14,9 +14,9 @@ pub fn EntityTraitsType(comptime size: EntityTraitsSize) type {
}
fn EntityTraitsDefinition(comptime EntityType: type, comptime IndexType: type, comptime VersionType: type) type {
std.debug.assert(@typeInfo(EntityType) == .Int and !@typeInfo(EntityType).Int.is_signed);
std.debug.assert(@typeInfo(IndexType) == .Int and !@typeInfo(IndexType).Int.is_signed);
std.debug.assert(@typeInfo(VersionType) == .Int and !@typeInfo(VersionType).Int.is_signed);
std.debug.assert(@typeInfo(EntityType) == .Int and std.meta.Int(.unsigned, @bitSizeOf(EntityType)) == EntityType);
std.debug.assert(@typeInfo(IndexType) == .Int and std.meta.Int(.unsigned, @bitSizeOf(IndexType)) == IndexType);
std.debug.assert(@typeInfo(VersionType) == .Int and std.meta.Int(.unsigned, @bitSizeOf(VersionType)) == VersionType);
if (@bitSizeOf(IndexType) + @bitSizeOf(VersionType) != @bitSizeOf(EntityType))
@compileError("IndexType and VersionType must sum to EntityType's bit count");

6
zig-ecs/src/ecs/handles.zig
View File

@ -4,9 +4,9 @@ const std = @import("std");
/// you choose the type of the handle (aka its size) and how much of that goes to the index and the version.
/// the bitsize of version + id must equal the handle size.
pub fn Handles(comptime HandleType: type, comptime IndexType: type, comptime VersionType: type) type {
std.debug.assert(@typeInfo(HandleType) == .Int and !@typeInfo(HandleType).Int.is_signed);
std.debug.assert(@typeInfo(IndexType) == .Int and !@typeInfo(IndexType).Int.is_signed);
std.debug.assert(@typeInfo(VersionType) == .Int and !@typeInfo(VersionType).Int.is_signed);
std.debug.assert(@typeInfo(HandleType) == .Int and std.meta.Int(.unsigned, @bitSizeOf(HandleType)) == HandleType);
std.debug.assert(@typeInfo(IndexType) == .Int and std.meta.Int(.unsigned, @bitSizeOf(IndexType)) == IndexType);
std.debug.assert(@typeInfo(VersionType) == .Int and std.meta.Int(.unsigned, @bitSizeOf(VersionType)) == VersionType);
if (@bitSizeOf(IndexType) + @bitSizeOf(VersionType) != @bitSizeOf(HandleType))
@compileError("IndexType and VersionType must sum to HandleType's bit count");