Function agent_tool_viz_render_read

ds4_agent.c:2827–2860

    if (r->md_pending == AGENT_MD_PENDING_STAR) {
        c = '*';
    } else if (r->md_pending == AGENT_MD_PENDING_BACKTICK) {
        c = '`';
    } else {
        return;
    }
    size_t count = r->md_pending_len;
    renderer_markdown_clear_pending(r);
    if (r->md_code_block) {
        if (c == '`') renderer_code_emit_backtick_literals(r, count);
        else for (size_t i = 0; i < count; i++) renderer_code_byte(r, c);
        return;
    }
    for (size_t i = 0; i < count; i++) renderer_write_char_raw(r, c);
}

static void renderer_markdown_commit_backticks(agent_token_renderer *r) {
    size_t count = r->md_pending_len;
    renderer_markdown_clear_pending(r);
    if (count >= 3) {
        for (size_t i = 0; i < count; i++) renderer_write_plain_byte(r, '`');
        if (r->md_code_block) renderer_code_end(r);
        else renderer_code_begin(r);
        return;
    }
    if (r->md_code_block) {
        renderer_code_emit_backtick_literals(r, count);
        return;
    }
    /* Support both `code` and ``code``.  The latter is uncommon in model
     * replies, but accepting it costs nothing and avoids leaking delimiters. */
    r->md_inline_code = !r->md_inline_code;
}

static bool renderer_space_byte(char c) {
    return c == ' ' || c == '\t' || c == '\r' || c == '\n';
}