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prevent by-length slice compile error in static json parsing

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dweiller 2023-12-30 18:17:26 +11:00
parent 1748511058
commit 41d5aa1b36
1 changed files with 12 additions and 0 deletions
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12
lib/std/json/static.zig
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@ -402,21 +402,33 @@ pub fn innerParse(
},
.partial_string_escaped_1 => |arr| {
if (i + arr.len > r.len) return error.LengthMismatch;
// tell the compiler that the by-length slice below is valid;
// this assert is required for the inequality to be comptime-known
if (arr.len > r.len) unreachable;
@memcpy(r[i..][0..arr.len], arr[0..]);
i += arr.len;
},
.partial_string_escaped_2 => |arr| {
if (i + arr.len > r.len) return error.LengthMismatch;
// tell the compiler that the by-length slice below is valid;
// this assert is required for the inequality to be comptime-known
if (arr.len > r.len) unreachable;
@memcpy(r[i..][0..arr.len], arr[0..]);
i += arr.len;
},
.partial_string_escaped_3 => |arr| {
if (i + arr.len > r.len) return error.LengthMismatch;
// tell the compiler that the by-length slice below is valid;
// this assert is required for the inequality to be comptime-known
if (arr.len > r.len) unreachable;
@memcpy(r[i..][0..arr.len], arr[0..]);
i += arr.len;
},
.partial_string_escaped_4 => |arr| {
if (i + arr.len > r.len) return error.LengthMismatch;
// tell the compiler that the by-length slice below is valid;
// this assert is required for the inequality to be comptime-known
if (arr.len > r.len) unreachable;
@memcpy(r[i..][0..arr.len], arr[0..]);
i += arr.len;
},