Method parse_object_block

perro_source/core/perro_animation/src/panim/core.rs:231–303

(
        &mut self,
        start_line: usize,
        frame: u32,
        key_mode: AnimationKeyMode,
        header: &str,
        object_types: &HashMap<String, NodeType>,
    )

                        line,
                        object_types,
                    )?);
                    continue;
                }
            }

            if let Some((k, v)) = split_key_value(line)
                && k == "emit_signal"
            {
                actions.push(FrameAction::Event {
                    frame,
                    scope: AnimationEventScope::Global,
                    event: parse_emit_signal(v, line_no)?,
                });
                continue;
            }

            return Err(format!("line {}: invalid frame entry `{}`", line_no, line));
        }

        Err(format!("line {}: missing frame footer", start_line))
    }

    fn parse_object_block(
        &mut self,
        start_line: usize,
        frame: u32,
        key_mode: AnimationKeyMode,
        header: &str,
        object_types: &HashMap<String, NodeType>,
    ) -> Result<Vec<FrameAction>, String> {
        let object = header
            .strip_prefix('@')
            .and_then(|v| v.strip_suffix('{'))
            .map(str::trim)
            .filter(|s| !s.is_empty())
            .ok_or_else(|| format!("line {}: invalid object header", start_line))?
            .to_string();

        let node_type = object_types
            .get(&object)
            .ok_or_else(|| format!("line {}: unknown object `@{}`", start_line, object))?;
        let node_type_name = node_type.as_str();
        let mut actions = Vec::new();
        while let Some((line_no, line)) = self.next_line() {
            let line = strip_comment(line).trim();
            if line.is_empty() {
                continue;
            }
            if line == "}" {
                return Ok(actions);
            }

            let Some((k, v)) = split_key_value(line) else {
                return Err(format!(
                    "line {}: expected `key = value` inside object block",
                    line_no
                ));
            };