#!/bin/bash
set -euo pipefail

PROJECT="github.com/polydawn/refmt"
SUBSECTION=${1:-./...}

export GOPATH="$PWD/.gopath"

CoverPkg() {
	pkg="$1"
	
	coverFile="$GOPATH/tmp/$pkg.cover"
	mkdir -p "$(dirname "$coverFile")"
	rm -f "$coverFile"
	go test -coverprofile="$coverFile" "$pkg" \
	| tee /dev/stderr | grep "\[no test files\]$" > /dev/null || \
	go tool cover -html="$coverFile"
}

for pkg in $(go list "$SUBSECTION" | sed "s#^_${PWD}#${PROJECT}#"); do
	CoverPkg "$pkg" || true # continue even if errors from packages that lack tests.
done