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AK: Add a try variant of StringBuilder::append_escaped_for_json
This will allow us to make a fallible version of the JSON serializers.
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parent
7440b632fe
commit
9da8c78133
Notes:
sideshowbarker
2024-07-17 18:10:37 +09:00
Author: https://github.com/IdanHo Commit: https://github.com/SerenityOS/serenity/commit/9da8c78133 Pull-request: https://github.com/SerenityOS/serenity/pull/12754 Reviewed-by: https://github.com/bgianfo ✅ Reviewed-by: https://github.com/elcuco
@ -171,31 +171,37 @@ void StringBuilder::append_as_lowercase(char ch)
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}
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void StringBuilder::append_escaped_for_json(StringView string)
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{
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MUST(try_append_escaped_for_json(string));
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}
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ErrorOr<void> StringBuilder::try_append_escaped_for_json(StringView string)
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{
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for (auto ch : string) {
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switch (ch) {
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case '\b':
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append("\\b");
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TRY(try_append("\\b"));
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break;
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case '\n':
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append("\\n");
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TRY(try_append("\\n"));
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break;
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case '\t':
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append("\\t");
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TRY(try_append("\\t"));
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break;
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case '\"':
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append("\\\"");
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TRY(try_append("\\\""));
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break;
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case '\\':
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append("\\\\");
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TRY(try_append("\\\\"));
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break;
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default:
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if (ch >= 0 && ch <= 0x1f)
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appendff("\\u{:04x}", ch);
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TRY(try_appendff("\\u{:04x}", ch));
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else
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append(ch);
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TRY(try_append(ch));
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}
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}
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return {};
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}
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}
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@ -35,6 +35,7 @@ public:
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return vformat(*this, fmtstr.view(), variadic_format_params);
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}
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ErrorOr<void> try_append(char const*, size_t);
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ErrorOr<void> try_append_escaped_for_json(StringView);
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void append(StringView);
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#ifndef KERNEL
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