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less nullable

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This commit is contained in:
Folkert 2021-07-18 20:00:41 +02:00
parent b0a07558f1
commit 074aba0012
1 changed files with 19 additions and 18 deletions
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37
compiler/builtins/bitcode/src/dec.zig
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@ -98,29 +98,30 @@ pub const RocDec = extern struct {
before_val_i128 = result;
}
var dec: ?RocDec = null;
if (before_val_i128) |before| {
if (after_val_i128) |after| {
var result: i128 = undefined;
var overflowed = @addWithOverflow(i128, before, after, &result);
if (overflowed) {
@panic("TODO runtime exception for overflow!");
const dec: RocDec = blk: {
if (before_val_i128) |before| {
if (after_val_i128) |after| {
var result: i128 = undefined;
var overflowed = @addWithOverflow(i128, before, after, &result);
if (overflowed) {
@panic("TODO runtime exception for overflow!");
}
break :blk .{ .num = result };
} else {
break :blk .{ .num = before };
}
dec = .{ .num = result };
} else if (after_val_i128) |after| {
break :blk .{ .num = after };
} else {
dec = .{ .num = before };
return null;
}
} else if (after_val_i128) |after| {
dec = .{ .num = after };
}
};
if (dec) |d| {
if (is_negative) {
dec = d.negate();
}
if (is_negative) {
return dec.negate();
} else {
return dec;
}
return dec;
}
pub fn toStr(self: RocDec) ?RocStr {