18 files changed, 0 insertions, 1189 deletions
diff --git a/cli/internal/util/backends.go b/cli/internal/util/backends.go
deleted file mode 100644
index 66941ad..0000000
--- a/cli/internal/util/backends.go
+++ /dev/null
@@ -1,30 +0,0 @@
-package util
-
-import (
-	"fmt"
-	"io/ioutil"
-	"path/filepath"
-
-	"github.com/vercel/turbo/cli/internal/yaml"
-)
-
-// YarnRC Represents contents of .yarnrc.yml
-type YarnRC struct {
-	NodeLinker string `yaml:"nodeLinker"`
-}
-
-// IsNMLinker Checks that Yarn is set to use the node-modules linker style
-func IsNMLinker(cwd string) (bool, error) {
-	yarnRC := &YarnRC{}
-
-	bytes, err := ioutil.ReadFile(filepath.Join(cwd, ".yarnrc.yml"))
-	if err != nil {
-		return false, fmt.Errorf(".yarnrc.yml: %w", err)
-	}
-
-	if yaml.Unmarshal(bytes, yarnRC) != nil {
-		return false, fmt.Errorf(".yarnrc.yml: %w", err)
-	}
-
-	return yarnRC.NodeLinker == "node-modules", nil
-}
diff --git a/cli/internal/util/browser/open.go b/cli/internal/util/browser/open.go
deleted file mode 100644
index a6171e9..0000000
--- a/cli/internal/util/browser/open.go
+++ /dev/null
@@ -1,37 +0,0 @@
-package browser
-
-import (
-	"fmt"
-	"os/exec"
-	"runtime"
-)
-
-// OpenBrowser attempts to interactively open a browser window at the given URL
-func OpenBrowser(url string) error {
-	var err error
-
-	switch runtime.GOOS {
-	case "linux":
-		if posixBinExists("wslview") {
-			err = exec.Command("wslview", url).Start()
-		} else {
-			err = exec.Command("xdg-open", url).Start()
-		}
-	case "windows":
-		err = exec.Command("rundll32", "url.dll,FileProtocolHandler", url).Start()
-	case "darwin":
-		err = exec.Command("open", url).Start()
-	default:
-		err = fmt.Errorf("unsupported platform")
-	}
-	if err != nil {
-		return err
-	}
-	return nil
-}
-
-func posixBinExists(bin string) bool {
-	err := exec.Command("which", bin).Run()
-	// we mostly don't care what the error is, it suggests the binary is not usable
-	return err == nil
-}
diff --git a/cli/internal/util/closer.go b/cli/internal/util/closer.go
deleted file mode 100644
index 996760b..0000000
--- a/cli/internal/util/closer.go
+++ /dev/null
@@ -1,15 +0,0 @@
-package util
-
-// CloseAndIgnoreError is a utility to tell our linter that we explicitly deem it okay
-// to not check a particular error on closing of a resource.
-//
-// We use `errcheck` as a linter, which is super-opinionated about checking errors,
-// even in places where we don't necessarily care to check the error.
-//
-// `golangci-lint` has a default ignore list for this lint problem (EXC0001) which
-// can be used to sidestep this problem but it's possibly a little too-heavy-handed
-// in exclusion. At the expense of discoverability, this utility function forces
-// opt-in to ignoring errors on closing of things that can be `Close`d.
-func CloseAndIgnoreError(closer interface{ Close() error }) {
-	_ = closer.Close()
-}
diff --git a/cli/internal/util/cmd.go b/cli/internal/util/cmd.go
deleted file mode 100644
index ae79aa0..0000000
--- a/cli/internal/util/cmd.go
+++ /dev/null
@@ -1,24 +0,0 @@
-package util
-
-import (
-	"bytes"
-
-	"github.com/spf13/cobra"
-)
-
-// ExitCodeError is a specific error that is returned by the command to specify the exit code
-type ExitCodeError struct {
-	ExitCode int
-}
-
-func (e *ExitCodeError) Error() string { return "exit code error" }
-
-// HelpForCobraCmd returns the help string for a given command
-// Note that this overwrites the output for the command
-func HelpForCobraCmd(cmd *cobra.Command) string {
-	f := cmd.HelpFunc()
-	buf := bytes.NewBufferString("")
-	cmd.SetOut(buf)
-	f(cmd, []string{})
-	return buf.String()
-}
diff --git a/cli/internal/util/filter/filter.go b/cli/internal/util/filter/filter.go
deleted file mode 100644
index fbc475d..0000000
--- a/cli/internal/util/filter/filter.go
+++ /dev/null
@@ -1,133 +0,0 @@
-// Copyright (c) 2015-2020 InfluxData Inc. MIT License (MIT)
-// https://github.com/influxdata/telegraf
-package filter
-
-import (
-	"strings"
-
-	"github.com/gobwas/glob"
-)
-
-type Filter interface {
-	Match(string) bool
-}
-
-// Compile takes a list of string filters and returns a Filter interface
-// for matching a given string against the filter list. The filter list
-// supports glob matching too, ie:
-//
-//	f, _ := Compile([]string{"cpu", "mem", "net*"})
-//	f.Match("cpu")     // true
-//	f.Match("network") // true
-//	f.Match("memory")  // false
-func Compile(filters []string) (Filter, error) {
-	// return if there is nothing to compile
-	if len(filters) == 0 {
-		return nil, nil
-	}
-
-	// check if we can compile a non-glob filter
-	noGlob := true
-	for _, filter := range filters {
-		if hasMeta(filter) {
-			noGlob = false
-			break
-		}
-	}
-
-	switch {
-	case noGlob:
-		// return non-globbing filter if not needed.
-		return compileFilterNoGlob(filters), nil
-	case len(filters) == 1:
-		return glob.Compile(filters[0])
-	default:
-		return glob.Compile("{" + strings.Join(filters, ",") + "}")
-	}
-}
-
-// hasMeta reports whether path contains any magic glob characters.
-func hasMeta(s string) bool {
-	return strings.ContainsAny(s, "*?[")
-}
-
-type filter struct {
-	m map[string]struct{}
-}
-
-func (f *filter) Match(s string) bool {
-	_, ok := f.m[s]
-	return ok
-}
-
-type filtersingle struct {
-	s string
-}
-
-func (f *filtersingle) Match(s string) bool {
-	return f.s == s
-}
-
-func compileFilterNoGlob(filters []string) Filter {
-	if len(filters) == 1 {
-		return &filtersingle{s: filters[0]}
-	}
-	out := filter{m: make(map[string]struct{})}
-	for _, filter := range filters {
-		out.m[filter] = struct{}{}
-	}
-	return &out
-}
-
-type IncludeExcludeFilter struct {
-	include        Filter
-	exclude        Filter
-	includeDefault bool
-	excludeDefault bool
-}
-
-func NewIncludeExcludeFilter(
-	include []string,
-	exclude []string,
-) (Filter, error) {
-	return NewIncludeExcludeFilterDefaults(include, exclude, true, false)
-}
-
-func NewIncludeExcludeFilterDefaults(
-	include []string,
-	exclude []string,
-	includeDefault bool,
-	excludeDefault bool,
-) (Filter, error) {
-	in, err := Compile(include)
-	if err != nil {
-		return nil, err
-	}
-
-	ex, err := Compile(exclude)
-	if err != nil {
-		return nil, err
-	}
-
-	return &IncludeExcludeFilter{in, ex, includeDefault, excludeDefault}, nil
-}
-
-func (f *IncludeExcludeFilter) Match(s string) bool {
-	if f.include != nil {
-		if !f.include.Match(s) {
-			return false
-		}
-	} else if !f.includeDefault {
-		return false
-	}
-
-	if f.exclude != nil {
-		if f.exclude.Match(s) {
-			return false
-		}
-	} else if f.excludeDefault {
-		return false
-	}
-
-	return true
-}
diff --git a/cli/internal/util/filter/filter_test.go b/cli/internal/util/filter/filter_test.go
deleted file mode 100644
index 727a4b6..0000000
--- a/cli/internal/util/filter/filter_test.go
+++ /dev/null
@@ -1,116 +0,0 @@
-// Copyright (c) 2015-2020 InfluxData Inc. MIT License (MIT)
-// https://github.com/influxdata/telegraf
-package filter
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/assert"
-)
-
-func TestCompile(t *testing.T) {
-	f, err := Compile([]string{})
-	assert.NoError(t, err)
-	assert.Nil(t, f)
-
-	f, err = Compile([]string{"cpu"})
-	assert.NoError(t, err)
-	assert.True(t, f.Match("cpu"))
-	assert.False(t, f.Match("cpu0"))
-	assert.False(t, f.Match("mem"))
-
-	f, err = Compile([]string{"cpu*"})
-	assert.NoError(t, err)
-	assert.True(t, f.Match("cpu"))
-	assert.True(t, f.Match("cpu0"))
-	assert.False(t, f.Match("mem"))
-
-	f, err = Compile([]string{"cpu", "mem"})
-	assert.NoError(t, err)
-	assert.True(t, f.Match("cpu"))
-	assert.False(t, f.Match("cpu0"))
-	assert.True(t, f.Match("mem"))
-
-	f, err = Compile([]string{"cpu", "mem", "net*"})
-	assert.NoError(t, err)
-	assert.True(t, f.Match("cpu"))
-	assert.False(t, f.Match("cpu0"))
-	assert.True(t, f.Match("mem"))
-	assert.True(t, f.Match("network"))
-}
-
-func TestIncludeExclude(t *testing.T) {
-	tags := []string{}
-	labels := []string{"best", "com_influxdata", "timeseries", "com_influxdata_telegraf", "ever"}
-
-	filter, err := NewIncludeExcludeFilter([]string{}, []string{"com_influx*"})
-	if err != nil {
-		t.Fatalf("Failed to create include/exclude filter - %v", err)
-	}
-
-	for i := range labels {
-		if filter.Match(labels[i]) {
-			tags = append(tags, labels[i])
-		}
-	}
-
-	assert.Equal(t, []string{"best", "timeseries", "ever"}, tags)
-}
-
-var benchbool bool
-
-func BenchmarkFilterSingleNoGlobFalse(b *testing.B) {
-	f, _ := Compile([]string{"cpu"})
-	var tmp bool
-	for n := 0; n < b.N; n++ {
-		tmp = f.Match("network")
-	}
-	benchbool = tmp
-}
-
-func BenchmarkFilterSingleNoGlobTrue(b *testing.B) {
-	f, _ := Compile([]string{"cpu"})
-	var tmp bool
-	for n := 0; n < b.N; n++ {
-		tmp = f.Match("cpu")
-	}
-	benchbool = tmp
-}
-
-func BenchmarkFilter(b *testing.B) {
-	f, _ := Compile([]string{"cpu", "mem", "net*"})
-	var tmp bool
-	for n := 0; n < b.N; n++ {
-		tmp = f.Match("network")
-	}
-	benchbool = tmp
-}
-
-func BenchmarkFilterNoGlob(b *testing.B) {
-	f, _ := Compile([]string{"cpu", "mem", "net"})
-	var tmp bool
-	for n := 0; n < b.N; n++ {
-		tmp = f.Match("net")
-	}
-	benchbool = tmp
-}
-
-func BenchmarkFilter2(b *testing.B) {
-	f, _ := Compile([]string{"aa", "bb", "c", "ad", "ar", "at", "aq",
-		"aw", "az", "axxx", "ab", "cpu", "mem", "net*"})
-	var tmp bool
-	for n := 0; n < b.N; n++ {
-		tmp = f.Match("network")
-	}
-	benchbool = tmp
-}
-
-func BenchmarkFilter2NoGlob(b *testing.B) {
-	f, _ := Compile([]string{"aa", "bb", "c", "ad", "ar", "at", "aq",
-		"aw", "az", "axxx", "ab", "cpu", "mem", "net"})
-	var tmp bool
-	for n := 0; n < b.N; n++ {
-		tmp = f.Match("net")
-	}
-	benchbool = tmp
-}
diff --git a/cli/internal/util/graph.go b/cli/internal/util/graph.go
deleted file mode 100644
index 89de18c..0000000
--- a/cli/internal/util/graph.go
+++ /dev/null
@@ -1,35 +0,0 @@
-package util
-
-import (
-	"fmt"
-	"strings"
-
-	"github.com/pyr-sh/dag"
-)
-
-// ValidateGraph checks that a given DAG has no cycles and no self-referential edges.
-// We differ from the underlying DAG Validate method in that we allow multiple roots.
-func ValidateGraph(graph *dag.AcyclicGraph) error {
-	// We use Cycles instead of Validate because
-	// our DAG has multiple roots (entrypoints).
-	// Validate mandates that there is only a single root node.
-	cycles := graph.Cycles()
-	if len(cycles) > 0 {
-		cycleLines := make([]string, len(cycles))
-		for i, cycle := range cycles {
-			vertices := make([]string, len(cycle))
-			for j, vertex := range cycle {
-				vertices[j] = vertex.(string)
-			}
-			cycleLines[i] = "\t" + strings.Join(vertices, ",")
-		}
-		return fmt.Errorf("cyclic dependency detected:\n%s", strings.Join(cycleLines, "\n"))
-	}
-
-	for _, e := range graph.Edges() {
-		if e.Source() == e.Target() {
-			return fmt.Errorf("%s depends on itself", e.Source())
-		}
-	}
-	return nil
-}
diff --git a/cli/internal/util/modulo.go b/cli/internal/util/modulo.go
deleted file mode 100644
index ec2957a..0000000
--- a/cli/internal/util/modulo.go
+++ /dev/null
@@ -1,13 +0,0 @@
-package util
-
-// PostitiveMod returns a modulo operator like JavaScripts
-func PositiveMod(x, d int) int {
-	x = x % d
-	if x >= 0 {
-		return x
-	}
-	if d < 0 {
-		return x - d
-	}
-	return x + d
-}
diff --git a/cli/internal/util/parse_concurrency.go b/cli/internal/util/parse_concurrency.go
deleted file mode 100644
index 6917600..0000000
--- a/cli/internal/util/parse_concurrency.go
+++ /dev/null
@@ -1,39 +0,0 @@
-package util
-
-import (
-	"fmt"
-	"math"
-	"runtime"
-	"strconv"
-	"strings"
-)
-
-var (
-	// alias so we can mock in tests
-	runtimeNumCPU = runtime.NumCPU
-	// positive values check for +Inf
-	_positiveInfinity = 1
-)
-
-// ParseConcurrency parses a concurrency value, which can be a number (e.g. 2) or a percentage (e.g. 50%).
-func ParseConcurrency(concurrencyRaw string) (int, error) {
-	if strings.HasSuffix(concurrencyRaw, "%") {
-		if percent, err := strconv.ParseFloat(concurrencyRaw[:len(concurrencyRaw)-1], 64); err != nil {
-			return 0, fmt.Errorf("invalid value for --concurrency CLI flag. This should be a number --concurrency=4 or percentage of CPU cores --concurrency=50%% : %w", err)
-		} else {
-			if percent > 0 && !math.IsInf(percent, _positiveInfinity) {
-				return int(math.Max(1, float64(runtimeNumCPU())*percent/100)), nil
-			} else {
-				return 0, fmt.Errorf("invalid percentage value for --concurrency CLI flag. This should be a percentage of CPU cores, between 1%% and 100%% : %w", err)
-			}
-		}
-	} else if i, err := strconv.Atoi(concurrencyRaw); err != nil {
-		return 0, fmt.Errorf("invalid value for --concurrency CLI flag. This should be a positive integer greater than or equal to 1: %w", err)
-	} else {
-		if i >= 1 {
-			return i, nil
-		} else {
-			return 0, fmt.Errorf("invalid value %v for --concurrency CLI flag. This should be a positive integer greater than or equal to 1", i)
-		}
-	}
-}
diff --git a/cli/internal/util/parse_concurrency_test.go b/cli/internal/util/parse_concurrency_test.go
deleted file mode 100644
index b732724..0000000
--- a/cli/internal/util/parse_concurrency_test.go
+++ /dev/null
@@ -1,79 +0,0 @@
-package util
-
-import (
-	"fmt"
-	"testing"
-
-	"github.com/stretchr/testify/assert"
-)
-
-func TestParseConcurrency(t *testing.T) {
-	cases := []struct {
-		Input    string
-		Expected int
-	}{
-		{
-			"12",
-			12,
-		},
-		{
-			"200%",
-			20,
-		},
-		{
-			"100%",
-			10,
-		},
-		{
-			"50%",
-			5,
-		},
-		{
-			"25%",
-			2,
-		},
-		{
-			"1%",
-			1,
-		},
-		{
-			"0644", // we parse in base 10
-			644,
-		},
-	}
-
-	// mock runtime.NumCPU() to 10
-	runtimeNumCPU = func() int {
-		return 10
-	}
-
-	for i, tc := range cases {
-		t.Run(fmt.Sprintf("%d) '%s' should be parsed at '%d'", i, tc.Input, tc.Expected), func(t *testing.T) {
-			if result, err := ParseConcurrency(tc.Input); err != nil {
-				t.Fatalf("invalid parse: %#v", err)
-			} else {
-				assert.EqualValues(t, tc.Expected, result)
-			}
-		})
-	}
-}
-
-func TestInvalidPercents(t *testing.T) {
-	inputs := []string{
-		"asdf",
-		"-1",
-		"-l%",
-		"infinity%",
-		"-infinity%",
-		"nan%",
-		"0b01",
-		"0o644",
-		"0xFF",
-	}
-	for _, tc := range inputs {
-		t.Run(tc, func(t *testing.T) {
-			val, err := ParseConcurrency(tc)
-			assert.Error(t, err, "input %v got %v", tc, val)
-		})
-	}
-}
diff --git a/cli/internal/util/printf.go b/cli/internal/util/printf.go
deleted file mode 100644
index 9cd6dce..0000000
--- a/cli/internal/util/printf.go
+++ /dev/null
@@ -1,63 +0,0 @@
-// Copyright Thought Machine, Inc. or its affiliates. All Rights Reserved.
-// SPDX-License-Identifier: Apache-2.0
-package util
-
-import (
-	"fmt"
-	"io"
-	"os"
-
-	"github.com/vercel/turbo/cli/internal/ui"
-)
-
-// initPrintf sets up the replacements used by printf.
-func InitPrintf() {
-	if !ui.IsTTY {
-		replacements = map[string]string{}
-	}
-}
-
-// printf is used throughout this package to print something to stderr with some
-// replacements for pseudo-shell variables for ANSI formatting codes.
-func Sprintf(format string, args ...interface{}) string {
-	return os.Expand(fmt.Sprintf(format, args...), replace)
-}
-
-func Printf(format string, args ...interface{}) {
-	fmt.Fprint(os.Stderr, os.Expand(fmt.Sprintf(format, args...), replace))
-}
-
-func Fprintf(writer io.Writer, format string, args ...interface{}) {
-	fmt.Fprint(writer, os.Expand(fmt.Sprintf(format, args...), replace))
-}
-
-func replace(s string) string {
-	return replacements[s]
-}
-
-// These are the standard set of replacements we use.
-var replacements = map[string]string{
-	"BOLD":         "\x1b[1m",
-	"BOLD_GREY":    "\x1b[30;1m",
-	"BOLD_RED":     "\x1b[31;1m",
-	"BOLD_GREEN":   "\x1b[32;1m",
-	"BOLD_YELLOW":  "\x1b[33;1m",
-	"BOLD_BLUE":    "\x1b[34;1m",
-	"BOLD_MAGENTA": "\x1b[35;1m",
-	"BOLD_CYAN":    "\x1b[36;1m",
-	"BOLD_WHITE":   "\x1b[37;1m",
-	"UNDERLINE":    "\x1b[4m",
-	"GREY":         "\x1b[2m",
-	"RED":          "\x1b[31m",
-	"GREEN":        "\x1b[32m",
-	"YELLOW":       "\x1b[33m",
-	"BLUE":         "\x1b[34m",
-	"MAGENTA":      "\x1b[35m",
-	"CYAN":         "\x1b[36m",
-	"WHITE":        "\x1b[37m",
-	"WHITE_ON_RED": "\x1b[37;41;1m",
-	"RED_NO_BG":    "\x1b[31;49;1m",
-	"RESET":        "\x1b[0m",
-	"ERASE_AFTER":  "\x1b[K",
-	"CLEAR_END":    "\x1b[0J",
-}
diff --git a/cli/internal/util/run_opts.go b/cli/internal/util/run_opts.go
deleted file mode 100644
index 08676a0..0000000
--- a/cli/internal/util/run_opts.go
+++ /dev/null
@@ -1,53 +0,0 @@
-package util
-
-import "strings"
-
-// EnvMode specifies if we will be using strict env vars
-type EnvMode string
-
-const (
-	// Infer - infer environment variable constraints from turbo.json
-	Infer EnvMode = "Infer"
-	// Loose - environment variables are unconstrained
-	Loose EnvMode = "Loose"
-	// Strict - environment variables are limited
-	Strict EnvMode = "Strict"
-)
-
-// MarshalText implements TextMarshaler for the struct.
-func (s EnvMode) MarshalText() (text []byte, err error) {
-	return []byte(strings.ToLower(string(s))), nil
-}
-
-// RunOpts holds the options that control the execution of a turbo run
-type RunOpts struct {
-	// Force execution to be serially one-at-a-time
-	Concurrency int
-	// Whether to execute in parallel (defaults to false)
-	Parallel bool
-
-	EnvMode EnvMode
-	// The filename to write a perf profile.
-	Profile string
-	// If true, continue task executions even if a task fails.
-	ContinueOnError bool
-	PassThroughArgs []string
-	// Restrict execution to only the listed task names. Default false
-	Only bool
-	// Dry run flags
-	DryRun     bool
-	DryRunJSON bool
-	// Graph flags
-	GraphDot      bool
-	GraphFile     string
-	NoDaemon      bool
-	SinglePackage bool
-
-	// logPrefix controls whether we should print a prefix in task logs
-	LogPrefix string
-
-	// Whether turbo should create a run summary
-	Summarize bool
-
-	ExperimentalSpaceID string
-}
diff --git a/cli/internal/util/semaphore.go b/cli/internal/util/semaphore.go
deleted file mode 100644
index ef29df0..0000000
--- a/cli/internal/util/semaphore.go
+++ /dev/null
@@ -1,43 +0,0 @@
-package util
-
-// Semaphore is a wrapper around a channel to provide
-// utility methods to clarify that we are treating the
-// channel as a semaphore
-type Semaphore chan struct{}
-
-// NewSemaphore creates a semaphore that allows up
-// to a given limit of simultaneous acquisitions
-func NewSemaphore(n int) Semaphore {
-	if n <= 0 {
-		panic("semaphore with limit <=0")
-	}
-	ch := make(chan struct{}, n)
-	return Semaphore(ch)
-}
-
-// Acquire is used to acquire an available slot.
-// Blocks until available.
-func (s Semaphore) Acquire() {
-	s <- struct{}{}
-}
-
-// TryAcquire is used to do a non-blocking acquire.
-// Returns a bool indicating success
-func (s Semaphore) TryAcquire() bool {
-	select {
-	case s <- struct{}{}:
-		return true
-	default:
-		return false
-	}
-}
-
-// Release is used to return a slot. Acquire must
-// be called as a pre-condition.
-func (s Semaphore) Release() {
-	select {
-	case <-s:
-	default:
-		panic("release without an acquire")
-	}
-}
diff --git a/cli/internal/util/set.go b/cli/internal/util/set.go
deleted file mode 100644
index b6c5f86..0000000
--- a/cli/internal/util/set.go
+++ /dev/null
@@ -1,147 +0,0 @@
-package util
-
-// Set is a set data structure.
-type Set map[interface{}]interface{}
-
-// SetFromStrings creates a Set containing the strings from the given slice
-func SetFromStrings(sl []string) Set {
-	set := make(Set, len(sl))
-	for _, item := range sl {
-		set.Add(item)
-	}
-	return set
-}
-
-// Hashable is the interface used by set to get the hash code of a value.
-// If this isn't given, then the value of the item being added to the set
-// itself is used as the comparison value.
-type Hashable interface {
-	Hashcode() interface{}
-}
-
-// hashcode returns the hashcode used for set elements.
-func hashcode(v interface{}) interface{} {
-	if h, ok := v.(Hashable); ok {
-		return h.Hashcode()
-	}
-
-	return v
-}
-
-// Add adds an item to the set
-func (s Set) Add(v interface{}) {
-	s[hashcode(v)] = v
-}
-
-// Delete removes an item from the set.
-func (s Set) Delete(v interface{}) {
-	delete(s, hashcode(v))
-}
-
-// Includes returns true/false of whether a value is in the set.
-func (s Set) Includes(v interface{}) bool {
-	_, ok := s[hashcode(v)]
-	return ok
-}
-
-// Intersection computes the set intersection with other.
-func (s Set) Intersection(other Set) Set {
-	result := make(Set)
-	if s == nil || other == nil {
-		return result
-	}
-	// Iteration over a smaller set has better performance.
-	if other.Len() < s.Len() {
-		s, other = other, s
-	}
-	for _, v := range s {
-		if other.Includes(v) {
-			result.Add(v)
-		}
-	}
-	return result
-}
-
-// Difference returns a set with the elements that s has but
-// other doesn't.
-func (s Set) Difference(other Set) Set {
-	result := make(Set)
-	for k, v := range s {
-		var ok bool
-		if other != nil {
-			_, ok = other[k]
-		}
-		if !ok {
-			result.Add(v)
-		}
-	}
-
-	return result
-}
-
-// Some tests whether at least one element in the array passes the test implemented by the provided function.
-// It returns a Boolean value.
-func (s Set) Some(cb func(interface{}) bool) bool {
-	for _, v := range s {
-		if cb(v) {
-			return true
-		}
-	}
-	return false
-}
-
-// Filter returns a set that contains the elements from the receiver
-// where the given callback returns true.
-func (s Set) Filter(cb func(interface{}) bool) Set {
-	result := make(Set)
-
-	for _, v := range s {
-		if cb(v) {
-			result.Add(v)
-		}
-	}
-
-	return result
-}
-
-// Len is the number of items in the set.
-func (s Set) Len() int {
-	return len(s)
-}
-
-// List returns the list of set elements.
-func (s Set) List() []interface{} {
-	if s == nil {
-		return nil
-	}
-
-	r := make([]interface{}, 0, len(s))
-	for _, v := range s {
-		r = append(r, v)
-	}
-
-	return r
-}
-
-// UnsafeListOfStrings dangerously casts list to a string
-func (s Set) UnsafeListOfStrings() []string {
-	if s == nil {
-		return nil
-	}
-
-	r := make([]string, 0, len(s))
-	for _, v := range s {
-		r = append(r, v.(string))
-	}
-
-	return r
-}
-
-// Copy returns a shallow copy of the set.
-func (s Set) Copy() Set {
-	c := make(Set)
-	for k, v := range s {
-		c[k] = v
-	}
-	return c
-}
diff --git a/cli/internal/util/set_test.go b/cli/internal/util/set_test.go
deleted file mode 100644
index 52736b4..0000000
--- a/cli/internal/util/set_test.go
+++ /dev/null
@@ -1,149 +0,0 @@
-package util
-
-import (
-	"fmt"
-	"testing"
-)
-
-func TestSetDifference(t *testing.T) {
-	cases := []struct {
-		Name     string
-		A, B     []interface{}
-		Expected []interface{}
-	}{
-		{
-			"same",
-			[]interface{}{1, 2, 3},
-			[]interface{}{3, 1, 2},
-			[]interface{}{},
-		},
-
-		{
-			"A has extra elements",
-			[]interface{}{1, 2, 3},
-			[]interface{}{3, 2},
-			[]interface{}{1},
-		},
-
-		{
-			"B has extra elements",
-			[]interface{}{1, 2, 3},
-			[]interface{}{3, 2, 1, 4},
-			[]interface{}{},
-		},
-	}
-
-	for i, tc := range cases {
-		t.Run(fmt.Sprintf("%d-%s", i, tc.Name), func(t *testing.T) {
-			one := make(Set)
-			two := make(Set)
-			expected := make(Set)
-			for _, v := range tc.A {
-				one.Add(v)
-			}
-			for _, v := range tc.B {
-				two.Add(v)
-			}
-			for _, v := range tc.Expected {
-				expected.Add(v)
-			}
-
-			actual := one.Difference(two)
-			match := actual.Intersection(expected)
-			if match.Len() != expected.Len() {
-				t.Fatalf("bad: %#v", actual.List())
-			}
-		})
-	}
-}
-
-func TestSetFilter(t *testing.T) {
-	cases := []struct {
-		Input    []interface{}
-		Expected []interface{}
-	}{
-		{
-			[]interface{}{1, 2, 3},
-			[]interface{}{1, 2, 3},
-		},
-
-		{
-			[]interface{}{4, 5, 6},
-			[]interface{}{4},
-		},
-
-		{
-			[]interface{}{7, 8, 9},
-			[]interface{}{},
-		},
-	}
-
-	for i, tc := range cases {
-		t.Run(fmt.Sprintf("%d-%#v", i, tc.Input), func(t *testing.T) {
-			input := make(Set)
-			expected := make(Set)
-			for _, v := range tc.Input {
-				input.Add(v)
-			}
-			for _, v := range tc.Expected {
-				expected.Add(v)
-			}
-
-			actual := input.Filter(func(v interface{}) bool {
-				return v.(int) < 5
-			})
-			match := actual.Intersection(expected)
-			if match.Len() != expected.Len() {
-				t.Fatalf("bad: %#v", actual.List())
-			}
-		})
-	}
-}
-
-func TestSetCopy(t *testing.T) {
-	a := make(Set)
-	a.Add(1)
-	a.Add(2)
-
-	b := a.Copy()
-	b.Add(3)
-
-	diff := b.Difference(a)
-
-	if diff.Len() != 1 {
-		t.Fatalf("expected single diff value, got %#v", diff)
-	}
-
-	if !diff.Includes(3) {
-		t.Fatalf("diff does not contain 3, got %#v", diff)
-	}
-
-}
-
-func makeSet(n int) Set {
-	ret := make(Set, n)
-	for i := 0; i < n; i++ {
-		ret.Add(i)
-	}
-	return ret
-}
-
-func BenchmarkSetIntersection_100_100000(b *testing.B) {
-	small := makeSet(100)
-	large := makeSet(100000)
-
-	b.ResetTimer()
-	for n := 0; n < b.N; n++ {
-		small.Intersection(large)
-	}
-}
-
-func BenchmarkSetIntersection_100000_100(b *testing.B) {
-	small := makeSet(100)
-	large := makeSet(100000)
-
-	b.ResetTimer()
-	for n := 0; n < b.N; n++ {
-		large.Intersection(small)
-	}
-}
diff --git a/cli/internal/util/status.go b/cli/internal/util/status.go
deleted file mode 100644
index 23ae165..0000000
--- a/cli/internal/util/status.go
+++ /dev/null
@@ -1,47 +0,0 @@
-package util
-
-import "fmt"
-
-// CachingStatus represents the api server's perspective
-// on whether remote caching should be allowed
-type CachingStatus int
-
-const (
-	// CachingStatusDisabled indicates that the server will not accept or serve artifacts
-	CachingStatusDisabled CachingStatus = iota
-	// CachingStatusEnabled indicates that the server will accept and serve artifacts
-	CachingStatusEnabled
-	// CachingStatusOverLimit indicates that a usage limit has been hit and the
-	// server will temporarily not accept or serve artifacts
-	CachingStatusOverLimit
-	// CachingStatusPaused indicates that a customer's spending has been paused and the
-	// server will temporarily not accept or serve artifacts
-	CachingStatusPaused
-)
-
-// CachingStatusFromString parses a raw string to a caching status enum value
-func CachingStatusFromString(raw string) (CachingStatus, error) {
-	switch raw {
-	case "disabled":
-		return CachingStatusDisabled, nil
-	case "enabled":
-		return CachingStatusEnabled, nil
-	case "over_limit":
-		return CachingStatusOverLimit, nil
-	case "paused":
-		return CachingStatusPaused, nil
-	default:
-		return CachingStatusDisabled, fmt.Errorf("unknown caching status: %v", raw)
-	}
-}
-
-// CacheDisabledError is an error used to indicate that remote caching
-// is not available.
-type CacheDisabledError struct {
-	Status  CachingStatus
-	Message string
-}
-
-func (cd *CacheDisabledError) Error() string {
-	return cd.Message
-}
diff --git a/cli/internal/util/task_id.go b/cli/internal/util/task_id.go
deleted file mode 100644
index e4415b6..0000000
--- a/cli/internal/util/task_id.go
+++ /dev/null
@@ -1,66 +0,0 @@
-package util
-
-import (
-	"fmt"
-	"strings"
-)
-
-const (
-	// TaskDelimiter separates a package name from a task name in a task id
-	TaskDelimiter = "#"
-	// RootPkgName is the reserved name that specifies the root package
-	RootPkgName = "//"
-)
-
-// GetTaskId returns a package-task identifier (e.g @feed/thing#build).
-func GetTaskId(pkgName interface{}, target string) string {
-	if IsPackageTask(target) {
-		return target
-	}
-	return fmt.Sprintf("%v%v%v", pkgName, TaskDelimiter, target)
-}
-
-// RootTaskID returns the task id for running the given task in the root package
-func RootTaskID(target string) string {
-	return GetTaskId(RootPkgName, target)
-}
-
-// GetPackageTaskFromId returns a tuple of the package name and target task
-func GetPackageTaskFromId(taskId string) (packageName string, task string) {
-	arr := strings.Split(taskId, TaskDelimiter)
-	return arr[0], arr[1]
-}
-
-// RootTaskTaskName returns the task portion of a root task taskID
-func RootTaskTaskName(taskID string) string {
-	return strings.TrimPrefix(taskID, RootPkgName+TaskDelimiter)
-}
-
-// IsPackageTask returns true if input is a package-specific task
-// whose name has a length greater than 0.
-//
-// Accepted: myapp#build
-// Rejected: #build, build
-func IsPackageTask(task string) bool {
-	return strings.Index(task, TaskDelimiter) > 0
-}
-
-// IsTaskInPackage returns true if the task does not belong to a different package
-// note that this means unscoped tasks will always return true
-func IsTaskInPackage(task string, packageName string) bool {
-	if !IsPackageTask(task) {
-		return true
-	}
-	packageNameExpected, _ := GetPackageTaskFromId(task)
-	return packageNameExpected == packageName
-}
-
-// StripPackageName removes the package portion of a taskID if it
-// is a package task. Non-package tasks are returned unmodified
-func StripPackageName(taskID string) string {
-	if IsPackageTask(taskID) {
-		_, task := GetPackageTaskFromId(taskID)
-		return task
-	}
-	return taskID
-}
diff --git a/cli/internal/util/task_output_mode.go b/cli/internal/util/task_output_mode.go
deleted file mode 100644
index eee42e0..0000000
--- a/cli/internal/util/task_output_mode.go
+++ /dev/null
@@ -1,100 +0,0 @@
-package util
-
-import (
-	"encoding/json"
-	"fmt"
-)
-
-// TaskOutputMode defines the ways turbo can display task output during a run
-type TaskOutputMode int
-
-const (
-	// FullTaskOutput will show all task output
-	FullTaskOutput TaskOutputMode = iota
-	// NoTaskOutput will hide all task output
-	NoTaskOutput
-	// HashTaskOutput will display turbo-computed task hashes
-	HashTaskOutput
-	// NewTaskOutput will show all new task output and turbo-computed task hashes for cached output
-	NewTaskOutput
-	// ErrorTaskOutput will show task output for failures only; no cache miss/hit messages are emitted
-	ErrorTaskOutput
-)
-
-const (
-	fullTaskOutputString  = "full"
-	noTaskOutputString    = "none"
-	hashTaskOutputString  = "hash-only"
-	newTaskOutputString   = "new-only"
-	errorTaskOutputString = "errors-only"
-)
-
-// TaskOutputModeStrings is an array containing the string representations for task output modes
-var TaskOutputModeStrings = []string{
-	fullTaskOutputString,
-	noTaskOutputString,
-	hashTaskOutputString,
-	newTaskOutputString,
-	errorTaskOutputString,
-}
-
-// FromTaskOutputModeString converts a task output mode's string representation into the enum value
-func FromTaskOutputModeString(value string) (TaskOutputMode, error) {
-	switch value {
-	case fullTaskOutputString:
-		return FullTaskOutput, nil
-	case noTaskOutputString:
-		return NoTaskOutput, nil
-	case hashTaskOutputString:
-		return HashTaskOutput, nil
-	case newTaskOutputString:
-		return NewTaskOutput, nil
-	case errorTaskOutputString:
-		return ErrorTaskOutput, nil
-	}
-
-	return FullTaskOutput, fmt.Errorf("invalid task output mode: %v", value)
-}
-
-// ToTaskOutputModeString converts a task output mode enum value into the string representation
-func ToTaskOutputModeString(value TaskOutputMode) (string, error) {
-	switch value {
-	case FullTaskOutput:
-		return fullTaskOutputString, nil
-	case NoTaskOutput:
-		return noTaskOutputString, nil
-	case HashTaskOutput:
-		return hashTaskOutputString, nil
-	case NewTaskOutput:
-		return newTaskOutputString, nil
-	case ErrorTaskOutput:
-		return errorTaskOutputString, nil
-	}
-
-	return "", fmt.Errorf("invalid task output mode: %v", value)
-}
-
-// UnmarshalJSON converts a task output mode string representation into an enum
-func (c *TaskOutputMode) UnmarshalJSON(data []byte) error {
-	var rawTaskOutputMode string
-	if err := json.Unmarshal(data, &rawTaskOutputMode); err != nil {
-		return err
-	}
-
-	taskOutputMode, err := FromTaskOutputModeString(rawTaskOutputMode)
-	if err != nil {
-		return err
-	}
-
-	*c = taskOutputMode
-	return nil
-}
-
-// MarshalJSON converts a task output mode to its string representation
-func (c TaskOutputMode) MarshalJSON() ([]byte, error) {
-	outputModeString, err := ToTaskOutputModeString(c)
-	if err != nil {
-		return nil, err
-	}
-	return json.Marshal(outputModeString)
-}