// main.go
package main

import (
	"os"
	"fmt"
)

func main() {
	fmt.Println(os.Getenv("RUNFILES_DIR"))
}

# BUILD.bazel
load("@io_bazel_rules_go//go:def.bzl", "go_binary", "go_library")

go_library(
    name = "go_default_library",
    srcs = ["main.go"],
    importpath = "github.com/example/project",
    visibility = ["//visibility:public"],
)

go_binary(
    name = "foo",
    embed = [":go_default_library"],
    visibility = ["//visibility:public"],
)

# WORKSPACE
load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")

# Download the Go rules.
http_archive(
    name = "io_bazel_rules_go",
    sha256 = "6b65cb7917b4d1709f9410ffe00ecf3e160edf674b78c54a894471320862184f",
    urls = [
        "https://mirror.bazel.build/github.com/bazelbuild/rules_go/releases/download/v0.39.0/rules_go-v0.39.0.zip",
        "https://github.com/bazelbuild/rules_go/releases/download/v0.39.0/rules_go-v0.39.0.zip",
    ],
)

# Load macros and repository rules.
load("@io_bazel_rules_go//go:deps.bzl", "go_register_toolchains", "go_rules_dependencies")

# Declare indirect dependencies and register toolchains.
go_rules_dependencies()

go_register_toolchains(version = "1.19.3")

bazel run foo