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incomplete surrogate codepoints, fixes #38

This commit is contained in:
Josh Baker 2017-08-30 10:08:10 -07:00
parent 4e8f0c7f28
commit be96719f99
2 changed files with 12 additions and 2 deletions
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2
gjson.go
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@ -1448,7 +1448,7 @@ func unescape(json string) string { //, error) {
i += 5
if utf16.IsSurrogate(r) {
// need another code
if len(json) >= 6 && json[i] == '\\' && json[i+1] == 'u' {
if len(json[i:]) >= 6 && json[i] == '\\' && json[i+1] == 'u' {
// we expect it to be correct so just consume it
r = utf16.DecodeRune(r, runeit(json[i+2:]))
i += 6

12
gjson_test.go
View File

@ -285,7 +285,17 @@ func TestPlus53BitInts(t *testing.T) {
// flip the number to the negative sign.
assert(t, Get(json, "overflow_int64").Int() == -9223372036854775808)
}
func TestIssue38(t *testing.T) {
// These should not fail, even though the unicode is invalid.
Get(`["S3O PEDRO DO BUTI\udf93"]`, "0")
Get(`["S3O PEDRO DO BUTI\udf93asdf"]`, "0")
Get(`["S3O PEDRO DO BUTI\udf93\u"]`, "0")
Get(`["S3O PEDRO DO BUTI\udf93\u1"]`, "0")
Get(`["S3O PEDRO DO BUTI\udf93\u13"]`, "0")
Get(`["S3O PEDRO DO BUTI\udf93\u134"]`, "0")
Get(`["S3O PEDRO DO BUTI\udf93\u1345"]`, "0")
Get(`["S3O PEDRO DO BUTI\udf93\u1345asd"]`, "0")
}
func TestTypes(t *testing.T) {
assert(t, (Result{Type: String}).Type.String() == "String")
assert(t, (Result{Type: Number}).Type.String() == "Number")