Code refactoring

Dockerfile

@@ -1,10 +1,9 @@
-FROM ubuntu:latest
+FROM alpine:3.19.0
 
-WORKDIR /usr/src/app
+WORKDIR /app
 
-RUN apt-get update; \
- apt-get install -y --no-install-recommends make g++ libgtest-dev cmake; \
- rm -rf /var/lib/apt/lists/*
+RUN apk update && \
+ apk add --no-cache build-base cmake gtest-dev
 
 COPY . .
 

src/rainflow.cpp

@@ -111,25 +111,16 @@ RainFlow::Counts RainFlow::count_cycles(const RainFlow::Series& series, double b
  nmax = n;
 
  auto range = n * binSize;
- if (counts.find(range) == counts.end()) {
- counts[range] = cycle.count;
- } else {
- counts[range] += cycle.count;
- }
+ counts[range] += cycle.count;
  }
 
  for (auto n = 1; n < nmax; ++n) {
  auto range = n * binSize;
- if (counts.find(range) == counts.end())
- counts[range] = 0.0;
+ counts.emplace(range, 0.0);
  }
  } else {
  for (auto cycle: extract_cycles(series)) {
- if (counts.find(cycle.range) == counts.end()) {
- counts[cycle.range] = cycle.count;
- } else {
- counts[cycle.range] += cycle.count;
- }
+ counts[cycle.range] += cycle.count;
  }
  }