Function strip_markdown_code_blocks

atomic-agent/src/transcript/generator.rs:318–336

Strip markdown code block wrappers from a JSON string. Claude sometimes wraps JSON in ```json ... ``` blocks despite being asked not to. This strips those wrappers.

(s: &str)

/// Claude sometimes wraps JSON in ```json ... ``` blocks despite being
/// asked not to. This strips those wrappers.
pub(crate) fn strip_markdown_code_blocks(s: &str) -> String {
    let trimmed = s.trim();

    // Check for ```json ... ``` blocks
    if let Some(rest) = trimmed.strip_prefix("```json") {
        if let Some(idx) = rest.rfind("```") {
            return rest[..idx].trim().to_string();
        }
    }

    // Check for ``` ... ``` blocks
    if let Some(rest) = trimmed.strip_prefix("```") {
        if let Some(idx) = rest.rfind("```") {
            return rest[..idx].trim().to_string();
        }
    }

    trimmed.to_string()
}

/// Truncate a string for display in log messages and UI.
///