rumtk-benchmark 0.1.7

Benchmark tool to generate a report of performance characteristics. Built for the RUMTK toolkit, but not limited to it.
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/*
 *     rumtk attempts to implement HL7 and medical protocols for interoperability in medicine.
 *     This toolkit aims to be reliable, simple, performant, and standards compliant.
 *     Copyright (C) 2026  Luis M. Santos, M.D. <lsantos@medicalmasses.com>
 *     Copyright (C) 2026  MedicalMasses L.L.C. <contact@medicalmasses.com>
 *
 *     This program is free software: you can redistribute it and/or modify
 *     it under the terms of the GNU General Public License as published by
 *     the Free Software Foundation, either version 3 of the License, or
 *     (at your option) any later version.
 *
 *     This program is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU General Public License for more details.
 *
 *     You should have received a copy of the GNU General Public License
 *     along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
use rumtk_core::buffers::buffer_to_string;
use rumtk_core::core::RUMResult;
use rumtk_core::search::rumtk_search::{string_find_value, string_search};
use rumtk_core::strings::{rumtk_format, string_to_buffer, RUMString, RUMStringConversions};
use rumtk_core::types::{RUMBuffer, RUMDeserialize, RUMSerialize};
use rumtk_web::conversions::to_data_uri;
use rumtk_web::RUMWebTemplate;
use std::convert::{From, TryFrom};
use std::fmt::Debug;

///
/// Extracts basic call stack information for later display. Note, this type should be paired with
/// the output of `flamegraph` (See the crate [flamegraph-rs](https://github.com/flamegraph-rs/flamegraph))
///
#[derive(Default, Debug, RUMDeserialize, RUMSerialize, RUMWebTemplate)]
#[template(
    source = "
        <object type='image/svg+xml' data='{{data}}' alt='Flamegraph' img='' width='100%'>
        </object>
    ",
    ext = "html"
)]
pub struct FlamegraphBenchmarkVisualizer {
    pub data: RUMString
}

impl TryFrom<&RUMBuffer> for FlamegraphBenchmarkVisualizer {
    type Error = RUMString;
    fn try_from(report: &RUMBuffer) -> Result<Self, Self::Error> {
        let report_string = buffer_to_string(report)?;
        let s = report_string.as_str();
        let flamegraph_html = string_find_value::<RUMString>(s, &["(?s)<\\?xml.*</svg>"]).unwrap_or_default();
        Ok(Self {
            data: to_data_uri(flamegraph_html.as_str(), "image/svg+xml")
        })
    }
}