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Fix slice out of bounds panic 

fixes #196
This commit is contained in:
tidwall 2020-12-24 09:51:53 -07:00
parent 9f58baa7a6
commit bf4efcb3c1
2 changed files with 6 additions and 1 deletions
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2
gjson.go
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@ -2592,7 +2592,7 @@ func execModifier(json, path string) (pathOut, res string, ok bool) {
// unwrap removes the '[]' or '{}' characters around json // unwrap removes the '[]' or '{}' characters around json
func unwrap(json string) string { func unwrap(json string) string {
json = trim(json) json = trim(json)
if len(json) >= 2 && json[0] == '[' || json[0] == '{' { if len(json) >= 2 && (json[0] == '[' || json[0] == '{') {
json = json[1 : len(json)-1] json = json[1 : len(json)-1]
} }
return json return json

5
gjson_test.go
View File

@ -2200,3 +2200,8 @@ func TestIssue195(t *testing.T) {
`**********{**",**,,**,**,**,**,"",**,**,**,**,**,**,**,**,**,**]` `**********{**",**,,**,**,**,**,"",**,**,**,**,**,**,**,**,**,**]`
Get(testJSON, testJSON) Get(testJSON, testJSON)
} }
func TestIssue196(t *testing.T) {
testJSON := `[#.@pretty.@join:{""[]""preserve"3,"][{]]]`
Get(testJSON, testJSON)
}