Better CI

Fixes #7 (closed)

tools/coverage.sh

+#!/bin/bash
+#
+# Code coverage generation
+
+COVERAGE_DIR="${COVERAGE_DIR:-coverage}"
+PKG_LIST=$(go list ./... | grep -v /vendor/)
+
+# Create the coverage files directory
+mkdir -p "$COVERAGE_DIR";
+
+# Create a coverage file for each package
+for package in ${PKG_LIST}; do
+    go test -covermode=count -coverprofile "${COVERAGE_DIR}/${package##*/}.cov" "$package" ;
+done ;
+
+# Merge the coverage profile files
+echo 'mode: count' > "${COVERAGE_DIR}"/coverage.cov ;
+tail -q -n +2 "${COVERAGE_DIR}"/*.cov >> "${COVERAGE_DIR}"/coverage.cov ;
+
+# Display the global code coverage
+go tool cover -func="${COVERAGE_DIR}"/coverage.cov ;
+
+# If needed, generate HTML report
+if [ "$1" == "html" ]; then
+    go tool cover -html="${COVERAGE_DIR}"/coverage.cov -o coverage.html ;
+fi
+
+# Remove the coverage files directory
+rm -rf "$COVERAGE_DIR";