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AK: Make JSON parser return ErrorOr<JsonValue> (instead of Optional)

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Also add slightly richer parse errors now that we can include a string
literal with returned errors.

This will allow us to use TRY() when working with JSON data.
This commit is contained in:
Andreas Kling 2021-11-15 01:46:51 +01:00
parent 304c03f457
commit 587f9af960
54 changed files with 172 additions and 228 deletions
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6
Tests/AK/TestJSON.cpp
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@ -86,7 +86,7 @@ FIXME: Parse JSON from a Utf8View
TEST_CASE(json_utf8_multibyte)
{
auto json_or_error = JsonValue::from_string("\"š\"");
EXPECT_EQ(json_or_error.has_value(), true);
EXPECT_EQ(json_or_error.is_error(), false);
auto& json = json_or_error.value();
EXPECT_EQ(json.type(), JsonValue::Type::String);
@ -119,6 +119,6 @@ TEST_CASE(json_u64_roundtrip)
auto big_value = 0xffffffffffffffffull;
auto json = JsonValue(big_value).to_string();
auto value = JsonValue::from_string(json);
EXPECT_EQ_FORCE(value.has_value(), true);
EXPECT_EQ(value->as_u64(), big_value);
EXPECT_EQ_FORCE(value.is_error(), false);
EXPECT_EQ(value.value().as_u64(), big_value);
}