Method validate_complete

datafusion/datasource-json/src/utils.rs:173–205

Check if the JSON array was properly terminated. This should be called after all data has been read. Returns an error if: - Unbalanced braces/brackets (depth != 0) - Unterminated string - Missing closing `]` - Unexpected trailing content after `]`

(&self)

    /// - Missing closing `]`
    /// - Unexpected trailing content after `]`
    pub fn validate_complete(&self) -> std::io::Result<()> {
        if self.has_leading_content {
            return Err(std::io::Error::new(
                std::io::ErrorKind::InvalidData,
                "Malformed JSON: unexpected leading content before '['",
            ));
        }
        if self.depth != 0 {
            return Err(std::io::Error::new(
                std::io::ErrorKind::InvalidData,
                "Malformed JSON array: unbalanced braces or brackets",
            ));
        }
        if self.in_string {
            return Err(std::io::Error::new(
                std::io::ErrorKind::InvalidData,
                "Malformed JSON array: unterminated string",
            ));
        }
        if self.state != JsonArrayState::Done {
            return Err(std::io::Error::new(
                std::io::ErrorKind::InvalidData,
                "Incomplete JSON array: expected closing bracket ']'",
            ));
        }
        if self.has_trailing_content {
            return Err(std::io::Error::new(
                std::io::ErrorKind::InvalidData,
                "Malformed JSON: unexpected trailing content after ']'",
            ));
        }
        Ok(())
    }

    /// Process a single byte and return the transformed byte (if any)
    #[inline]