all: Format code with gofumpt

See https://github.com/mvdan/gofumpt

22 files changed, 322 insertions, 175 deletions

diff --git a/tpl/internal/go_templates/fmtsort/sort_test.go b/tpl/internal/go_templates/fmtsort/sort_test.go
index 364c5bf6d..189c693cc 100644
--- a/tpl/internal/go_templates/fmtsort/sort_test.go
+++ b/tpl/internal/go_templates/fmtsort/sort_test.go
@@ -6,11 +6,12 @@ package fmtsort_test
 
 import (
 	"fmt"
-	"github.com/gohugoio/hugo/tpl/internal/go_templates/fmtsort"
 	"math"
 	"reflect"
 	"strings"
 	"testing"
+
+	"github.com/gohugoio/hugo/tpl/internal/go_templates/fmtsort"
 )
 
 var compareTests = [][]reflect.Value{
diff --git a/tpl/internal/go_templates/htmltemplate/content_test.go b/tpl/internal/go_templates/htmltemplate/content_test.go
index b5de701d3..f2c5c5ed1 100644
--- a/tpl/internal/go_templates/htmltemplate/content_test.go
+++ b/tpl/internal/go_templates/htmltemplate/content_test.go
@@ -427,7 +427,7 @@ func TestStringer(t *testing.T) {
 	if err := tmpl.Execute(b, s); err != nil {
 		t.Fatal(err)
 	}
-	var expect = "string=3"
+	expect := "string=3"
 	if b.String() != expect {
 		t.Errorf("expected %q got %q", expect, b.String())
 	}
diff --git a/tpl/internal/go_templates/htmltemplate/css.go b/tpl/internal/go_templates/htmltemplate/css.go
index eb92fc92b..b006a0718 100644
--- a/tpl/internal/go_templates/htmltemplate/css.go
+++ b/tpl/internal/go_templates/htmltemplate/css.go
@@ -210,8 +210,10 @@ var cssReplacementTable = []string{
 	'}':  `\7d`,
 }
 
-var expressionBytes = []byte("expression")
-var mozBindingBytes = []byte("mozbinding")
+var (
+	expressionBytes = []byte("expression")
+	mozBindingBytes = []byte("mozbinding")
+)
 
 // cssValueFilter allows innocuous CSS values in the output including CSS
 // quantities (10px or 25%), ID or class literals (#foo, .bar), keyword values
diff --git a/tpl/internal/go_templates/htmltemplate/escape_test.go b/tpl/internal/go_templates/htmltemplate/escape_test.go
index 075db4e13..ee5421cc8 100644
--- a/tpl/internal/go_templates/htmltemplate/escape_test.go
+++ b/tpl/internal/go_templates/htmltemplate/escape_test.go
@@ -891,7 +891,6 @@ func TestEscapeSet(t *testing.T) {
 			t.Errorf("want\n\t%q\ngot\n\t%q", test.want, got)
 		}
 	}
-
 }
 
 func TestErrors(t *testing.T) {
@@ -1088,7 +1087,6 @@ func TestErrors(t *testing.T) {
 		// Check that we get the same error if we call Execute again.
 		if err := tmpl.Execute(buf, nil); err == nil || err.Error() != got {
 			t.Errorf("input=%q: unexpected error on second call %q", test.input, err)
-
 		}
 	}
 }
diff --git a/tpl/internal/go_templates/htmltemplate/example_test.go b/tpl/internal/go_templates/htmltemplate/example_test.go
index a93b8d2fb..ee1cbbb4a 100644
--- a/tpl/internal/go_templates/htmltemplate/example_test.go
+++ b/tpl/internal/go_templates/htmltemplate/example_test.go
@@ -82,7 +82,6 @@ func Example() {
 	// 		<div><strong>no rows</strong></div>
 	// 	</body>
 	// </html>
-
 }
 
 func Example_autoescaping() {
@@ -123,7 +122,6 @@ func Example_escape() {
 	// \"Fran \u0026 Freddie\'s Diner\" \u003Ctasty@example.com\u003E
 	// \"Fran \u0026 Freddie\'s Diner\"32\u003Ctasty@example.com\u003E
 	// %22Fran+%26+Freddie%27s+Diner%2232%3Ctasty%40example.com%3E
-
 }
 
 func ExampleTemplate_Delims() {
diff --git a/tpl/internal/go_templates/htmltemplate/js.go b/tpl/internal/go_templates/htmltemplate/js.go
index cfd413461..f19e774c7 100644
--- a/tpl/internal/go_templates/htmltemplate/js.go
+++ b/tpl/internal/go_templates/htmltemplate/js.go
@@ -337,6 +337,7 @@ var jsStrNormReplacementTable = []string{
 	'<':  `\u003c`,
 	'>':  `\u003e`,
 }
+
 var jsRegexpReplacementTable = []string{
 	0:    `\u0000`,
 	'\t': `\t`,
diff --git a/tpl/internal/go_templates/htmltemplate/js_test.go b/tpl/internal/go_templates/htmltemplate/js_test.go
index e15087f0f..f7ee3cfaa 100644
--- a/tpl/internal/go_templates/htmltemplate/js_test.go
+++ b/tpl/internal/go_templates/htmltemplate/js_test.go
@@ -206,7 +206,8 @@ func TestJSStrEscaper(t *testing.T) {
 		{"<!--", `\u003c!--`},
 		{"-->", `--\u003e`},
 		// From https://code.google.com/p/doctype/wiki/ArticleUtf7
-		{"+ADw-script+AD4-alert(1)+ADw-/script+AD4-",
+		{
+			"+ADw-script+AD4-alert(1)+ADw-/script+AD4-",
 			`\u002bADw-script\u002bAD4-alert(1)\u002bADw-\/script\u002bAD4-`,
 		},
 		// Invalid UTF-8 sequence
diff --git a/tpl/internal/go_templates/htmltemplate/transition.go b/tpl/internal/go_templates/htmltemplate/transition.go
index 06df67933..5ba7f8017 100644
--- a/tpl/internal/go_templates/htmltemplate/transition.go
+++ b/tpl/internal/go_templates/htmltemplate/transition.go
@@ -41,8 +41,10 @@ var transitionFunc = [...]func(context, []byte) (context, int){
 	stateError:       tError,
 }
 
-var commentStart = []byte("<!--")
-var commentEnd = []byte("-->")
+var (
+	commentStart = []byte("<!--")
+	commentEnd   = []byte("-->")
+)
 
 // tText is the context transition function for the text state.
 func tText(c context, s []byte) (context, int) {
diff --git a/tpl/internal/go_templates/htmltemplate/transition_test.go b/tpl/internal/go_templates/htmltemplate/transition_test.go
index 00b0ff6ca..c3257a839 100644
--- a/tpl/internal/go_templates/htmltemplate/transition_test.go
+++ b/tpl/internal/go_templates/htmltemplate/transition_test.go
@@ -42,7 +42,6 @@ func TestFindEndTag(t *testing.T) {
 }
 
 func BenchmarkTemplateSpecialTags(b *testing.B) {
-
 	r := struct {
 		Name, Gift string
 	}{"Aunt Mildred", "bone china tea set"}
diff --git a/tpl/internal/go_templates/testenv/testenv.go b/tpl/internal/go_templates/testenv/testenv.go
index 90044570d..7c46089f5 100644
--- a/tpl/internal/go_templates/testenv/testenv.go
+++ b/tpl/internal/go_templates/testenv/testenv.go
@@ -13,7 +13,6 @@ package testenv
 import (
 	"errors"
 	"flag"
-	"github.com/gohugoio/hugo/tpl/internal/go_templates/cfg"
 	"os"
 	"os/exec"
 	"path/filepath"
@@ -22,6 +21,8 @@ import (
 	"strings"
 	"sync"
 	"testing"
+
+	"github.com/gohugoio/hugo/tpl/internal/go_templates/cfg"
 )
 
 // Builder reports the name of the builder running this test
diff --git a/tpl/internal/go_templates/testenv/testenv_windows.go b/tpl/internal/go_templates/testenv/testenv_windows.go
index eb8d6ac16..f9e7da5a7 100644
--- a/tpl/internal/go_templates/testenv/testenv_windows.go
+++ b/tpl/internal/go_templates/testenv/testenv_windows.go
@@ -12,8 +12,10 @@ import (
 	"syscall"
 )
 
-var symlinkOnce sync.Once
-var winSymlinkErr error
+var (
+	symlinkOnce   sync.Once
+	winSymlinkErr error
+)
 
 func initWinHasSymlink() {
 	tmpdir, err := ioutil.TempDir("", "symtest")
diff --git a/tpl/internal/go_templates/texttemplate/example_test.go b/tpl/internal/go_templates/texttemplate/example_test.go
index f192cac4f..09555c95a 100644
--- a/tpl/internal/go_templates/texttemplate/example_test.go
+++ b/tpl/internal/go_templates/texttemplate/example_test.go
@@ -34,7 +34,7 @@ Josie
 		Name, Gift string
 		Attended   bool
 	}
-	var recipients = []Recipient{
+	recipients := []Recipient{
 		{"Aunt Mildred", "bone china tea set", true},
 		{"Uncle John", "moleskin pants", false},
 		{"Cousin Rodney", "", false},
diff --git a/tpl/internal/go_templates/texttemplate/exec.go b/tpl/internal/go_templates/texttemplate/exec.go
index 879cd0884..db533d735 100644
--- a/tpl/internal/go_templates/texttemplate/exec.go
+++ b/tpl/internal/go_templates/texttemplate/exec.go
@@ -6,12 +6,13 @@ package template
 
 import (
 	"fmt"
-	"github.com/gohugoio/hugo/tpl/internal/go_templates/fmtsort"
-	"github.com/gohugoio/hugo/tpl/internal/go_templates/texttemplate/parse"
 	"io"
 	"reflect"
 	"runtime"
 	"strings"
+
+	"github.com/gohugoio/hugo/tpl/internal/go_templates/fmtsort"
+	"github.com/gohugoio/hugo/tpl/internal/go_templates/texttemplate/parse"
 )
 
 // maxExecDepth specifies the maximum stack depth of templates within
diff --git a/tpl/internal/go_templates/texttemplate/exec_test.go b/tpl/internal/go_templates/texttemplate/exec_test.go
index 940a1de6a..cc79d2143 100644
--- a/tpl/internal/go_templates/texttemplate/exec_test.go
+++ b/tpl/internal/go_templates/texttemplate/exec_test.go
@@ -318,12 +318,16 @@ var execTests = []execTest{
 	{"$.U.V", "{{$.U.V}}", "v", tVal, true},
 	{"declare in action", "{{$x := $.U.V}}{{$x}}", "v", tVal, true},
 	{"simple assignment", "{{$x := 2}}{{$x = 3}}{{$x}}", "3", tVal, true},
-	{"nested assignment",
+	{
+		"nested assignment",
 		"{{$x := 2}}{{if true}}{{$x = 3}}{{end}}{{$x}}",
-		"3", tVal, true},
-	{"nested assignment changes the last declaration",
+		"3", tVal, true,
+	},
+	{
+		"nested assignment changes the last declaration",
 		"{{$x := 1}}{{if true}}{{$x := 2}}{{if true}}{{$x = 3}}{{end}}{{end}}{{$x}}",
-		"1", tVal, true},
+		"1", tVal, true,
+	},
 
 	// Type with String method.
 	{"V{6666}.String()", "-{{.V0}}-", "-<6666>-", tVal, true},
@@ -370,15 +374,21 @@ var execTests = []execTest{
 	{".Method3(nil constant)", "-{{.Method3 nil}}-", "-Method3: <nil>-", tVal, true},
 	{".Method3(nil value)", "-{{.Method3 .MXI.unset}}-", "-Method3: <nil>-", tVal, true},
 	{"method on var", "{{if $x := .}}-{{$x.Method2 .U16 $x.X}}{{end}}-", "-Method2: 16 x-", tVal, true},
-	{"method on chained var",
+	{
+		"method on chained var",
 		"{{range .MSIone}}{{if $.U.TrueFalse $.True}}{{$.U.TrueFalse $.True}}{{else}}WRONG{{end}}{{end}}",
-		"true", tVal, true},
-	{"chained method",
+		"true", tVal, true,
+	},
+	{
+		"chained method",
 		"{{range .MSIone}}{{if $.GetU.TrueFalse $.True}}{{$.U.TrueFalse $.True}}{{else}}WRONG{{end}}{{end}}",
-		"true", tVal, true},
-	{"chained method on variable",
+		"true", tVal, true,
+	},
+	{
+		"chained method on variable",
 		"{{with $x := .}}{{with .SI}}{{$.GetU.TrueFalse $.True}}{{end}}{{end}}",
-		"true", tVal, true},
+		"true", tVal, true,
+	},
 	{".NilOKFunc not nil", "{{call .NilOKFunc .PI}}", "false", tVal, true},
 	{".NilOKFunc nil", "{{call .NilOKFunc nil}}", "true", tVal, true},
 	{"method on nil value from slice", "-{{range .}}{{.Method1 1234}}{{end}}-", "-1234-", tSliceOfNil, true},
@@ -464,10 +474,14 @@ var execTests = []execTest{
 	{"printf lots", `{{printf "%d %s %g %s" 127 "hello" 7-3i .Method0}}`, "127 hello (7-3i) M0", tVal, true},
 
 	// HTML.
-	{"html", `{{html "<script>alert(\"XSS\");</script>"}}`,
-		"&lt;script&gt;alert(&#34;XSS&#34;);&lt;/script&gt;", nil, true},
-	{"html pipeline", `{{printf "<script>alert(\"XSS\");</script>" | html}}`,
-		"&lt;script&gt;alert(&#34;XSS&#34;);&lt;/script&gt;", nil, true},
+	{
+		"html", `{{html "<script>alert(\"XSS\");</script>"}}`,
+		"&lt;script&gt;alert(&#34;XSS&#34;);&lt;/script&gt;", nil, true,
+	},
+	{
+		"html pipeline", `{{printf "<script>alert(\"XSS\");</script>" | html}}`,
+		"&lt;script&gt;alert(&#34;XSS&#34;);&lt;/script&gt;", nil, true,
+	},
 	{"html", `{{html .PS}}`, "a string", tVal, true},
 	{"html typed nil", `{{html .NIL}}`, "&lt;nil&gt;", tVal, true},
 	{"html untyped nil", `{{html .Empty0}}`, "&lt;no value&gt;", tVal, true},
@@ -825,7 +839,7 @@ var delimPairs = []string{
 
 func TestDelims(t *testing.T) {
 	const hello = "Hello, world"
-	var value = struct{ Str string }{hello}
+	value := struct{ Str string }{hello}
 	for i := 0; i < len(delimPairs); i += 2 {
 		text := ".Str"
 		left := delimPairs[i+0]
@@ -848,7 +862,7 @@ func TestDelims(t *testing.T) {
 		if err != nil {
 			t.Fatalf("delim %q text %q parse err %s", left, text, err)
 		}
-		var b = new(bytes.Buffer)
+		b := new(bytes.Buffer)
 		err = tmpl.Execute(b, value)
 		if err != nil {
 			t.Fatalf("delim %q exec err %s", left, err)
@@ -949,7 +963,7 @@ const treeTemplate = `
 `
 
 func TestTree(t *testing.T) {
-	var tree = &Tree{
+	tree := &Tree{
 		1,
 		&Tree{
 			2, &Tree{
@@ -1195,7 +1209,7 @@ var cmpTests = []cmpTest{
 
 func TestComparison(t *testing.T) {
 	b := new(bytes.Buffer)
-	var cmpStruct = struct {
+	cmpStruct := struct {
 		Uthree, Ufour  uint
 		NegOne, Three  int
 		Ptr, NilPtr    *int
diff --git a/tpl/internal/go_templates/texttemplate/hugo_template.go b/tpl/internal/go_templates/texttemplate/hugo_template.go
index 7cd6df0fb..0dc6331c7 100644
--- a/tpl/internal/go_templates/texttemplate/hugo_template.go
+++ b/tpl/internal/go_templates/texttemplate/hugo_template.go
@@ -77,7 +77,6 @@ func (t *executer) Execute(p Preparer, wr io.Writer, data interface{}) error {
 	}
 
 	return tmpl.executeWithState(state, value)
-
 }
 
 // Prepare returns a template ready for execution.
diff --git a/tpl/internal/go_templates/texttemplate/hugo_template_test.go b/tpl/internal/go_templates/texttemplate/hugo_template_test.go
index 98a2575eb..90bb09315 100644
--- a/tpl/internal/go_templates/texttemplate/hugo_template_test.go
+++ b/tpl/internal/go_templates/texttemplate/hugo_template_test.go
@@ -85,5 +85,4 @@ Method: {{ .Hello1 "v1" }}
 	c.Assert(got, qt.Contains, "hello hugo")
 	c.Assert(got, qt.Contains, "Map: av")
 	c.Assert(got, qt.Contains, "Method: v2 v1")
-
 }
diff --git a/tpl/internal/go_templates/texttemplate/multi_test.go b/tpl/internal/go_templates/texttemplate/multi_test.go
index 7323be379..569a45dbb 100644
--- a/tpl/internal/go_templates/texttemplate/multi_test.go
+++ b/tpl/internal/go_templates/texttemplate/multi_test.go
@@ -11,8 +11,9 @@ package template
 import (
 	"bytes"
 	"fmt"
-	"github.com/gohugoio/hugo/tpl/internal/go_templates/texttemplate/parse"
 	"testing"
+
+	"github.com/gohugoio/hugo/tpl/internal/go_templates/texttemplate/parse"
 )
 
 const (
@@ -29,22 +30,32 @@ type multiParseTest struct {
 }
 
 var multiParseTests = []multiParseTest{
-	{"empty", "", noError,
+	{
+		"empty", "", noError,
 		nil,
-		nil},
-	{"one", `{{define "foo"}} FOO {{end}}`, noError,
+		nil,
+	},
+	{
+		"one", `{{define "foo"}} FOO {{end}}`, noError,
 		[]string{"foo"},
-		[]string{" FOO "}},
-	{"two", `{{define "foo"}} FOO {{end}}{{define "bar"}} BAR {{end}}`, noError,
+		[]string{" FOO "},
+	},
+	{
+		"two", `{{define "foo"}} FOO {{end}}{{define "bar"}} BAR {{end}}`, noError,
 		[]string{"foo", "bar"},
-		[]string{" FOO ", " BAR "}},
+		[]string{" FOO ", " BAR "},
+	},
 	// errors
-	{"missing end", `{{define "foo"}} FOO `, hasError,
+	{
+		"missing end", `{{define "foo"}} FOO `, hasError,
+		nil,
+		nil,
+	},
+	{
+		"malformed name", `{{define "foo}} FOO `, hasError,
 		nil,
-		nil},
-	{"malformed name", `{{define "foo}} FOO `, hasError,
 		nil,
-		nil},
+	},
 }
 
 func TestMultiParse(t *testing.T) {
@@ -400,7 +411,7 @@ func TestIssue19294(t *testing.T) {
 	// by the contents of "stylesheet", but if the internal map associating
 	// names with templates is built in the wrong order, the empty block
 	// looks non-empty and this doesn't happen.
-	var inlined = map[string]string{
+	inlined := map[string]string{
 		"stylesheet": `{{define "stylesheet"}}stylesheet{{end}}`,
 		"xhtml":      `{{block "stylesheet" .}}{{end}}`,
 	}
diff --git a/tpl/internal/go_templates/texttemplate/parse/node.go b/tpl/internal/go_templates/texttemplate/parse/node.go
index 1c116ea6f..dee67a2ed 100644
--- a/tpl/internal/go_templates/texttemplate/parse/node.go
+++ b/tpl/internal/go_templates/texttemplate/parse/node.go
@@ -249,7 +249,6 @@ func (a *ActionNode) tree() *Tree {
 
 func (a *ActionNode) Copy() Node {
 	return a.tr.newAction(a.Pos, a.Line, a.Pipe.CopyPipe())
-
 }
 
 // CommandNode holds a command (a pipeline inside an evaluating action).
diff --git a/tpl/internal/go_templates/texttemplate/parse/parse.go b/tpl/internal/go_templates/texttemplate/parse/parse.go
index c9b80f4a2..7a58c5788 100644
--- a/tpl/internal/go_templates/texttemplate/parse/parse.go
+++ b/tpl/internal/go_templates/texttemplate/parse/parse.go
@@ -453,7 +453,7 @@ func (t *Tree) parseControl(allowElseIf bool, context string) (pos Pos, line int
 	var next Node
 	list, next = t.itemList()
 	switch next.Type() {
-	case nodeEnd: //done
+	case nodeEnd: // done
 	case nodeElse:
 		if allowElseIf {
 			// Special case for "else if". If the "else" is followed immediately by an "if",
diff --git a/tpl/internal/go_templates/texttemplate/parse/parse_test.go b/tpl/internal/go_templates/texttemplate/parse/parse_test.go
index 79e7bb5ae..97511190d 100644
--- a/tpl/internal/go_templates/texttemplate/parse/parse_test.go
+++ b/tpl/internal/go_templates/texttemplate/parse/parse_test.go
@@ -178,70 +178,134 @@ const (
 )
 
 var parseTests = []parseTest{
-	{"empty", "", noError,
-		``},
-	{"comment", "{{/*\n\n\n*/}}", noError,
-		``},
-	{"spaces", " \t\n", noError,
-		`" \t\n"`},
-	{"text", "some text", noError,
-		`"some text"`},
-	{"emptyAction", "{{}}", hasError,
-		`{{}}`},
-	{"field", "{{.X}}", noError,
-		`{{.X}}`},
-	{"simple command", "{{printf}}", noError,
-		`{{printf}}`},
-	{"$ invocation", "{{$}}", noError,
-		"{{$}}"},
-	{"variable invocation", "{{with $x := 3}}{{$x 23}}{{end}}", noError,
-		"{{with $x := 3}}{{$x 23}}{{end}}"},
-	{"variable with fields", "{{$.I}}", noError,
-		"{{$.I}}"},
-	{"multi-word command", "{{printf `%d` 23}}", noError,
-		"{{printf `%d` 23}}"},
-	{"pipeline", "{{.X|.Y}}", noError,
-		`{{.X | .Y}}`},
-	{"pipeline with decl", "{{$x := .X|.Y}}", noError,
-		`{{$x := .X | .Y}}`},
-	{"nested pipeline", "{{.X (.Y .Z) (.A | .B .C) (.E)}}", noError,
-		`{{.X (.Y .Z) (.A | .B .C) (.E)}}`},
-	{"field applied to parentheses", "{{(.Y .Z).Field}}", noError,
-		`{{(.Y .Z).Field}}`},
-	{"simple if", "{{if .X}}hello{{end}}", noError,
-		`{{if .X}}"hello"{{end}}`},
-	{"if with else", "{{if .X}}true{{else}}false{{end}}", noError,
-		`{{if .X}}"true"{{else}}"false"{{end}}`},
-	{"if with else if", "{{if .X}}true{{else if .Y}}false{{end}}", noError,
-		`{{if .X}}"true"{{else}}{{if .Y}}"false"{{end}}{{end}}`},
-	{"if else chain", "+{{if .X}}X{{else if .Y}}Y{{else if .Z}}Z{{end}}+", noError,
-		`"+"{{if .X}}"X"{{else}}{{if .Y}}"Y"{{else}}{{if .Z}}"Z"{{end}}{{end}}{{end}}"+"`},
-	{"simple range", "{{range .X}}hello{{end}}", noError,
-		`{{range .X}}"hello"{{end}}`},
-	{"chained field range", "{{range .X.Y.Z}}hello{{end}}", noError,
-		`{{range .X.Y.Z}}"hello"{{end}}`},
-	{"nested range", "{{range .X}}hello{{range .Y}}goodbye{{end}}{{end}}", noError,
-		`{{range .X}}"hello"{{range .Y}}"goodbye"{{end}}{{end}}`},
-	{"range with else", "{{range .X}}true{{else}}false{{end}}", noError,
-		`{{range .X}}"true"{{else}}"false"{{end}}`},
-	{"range over pipeline", "{{range .X|.M}}true{{else}}false{{end}}", noError,
-		`{{range .X | .M}}"true"{{else}}"false"{{end}}`},
-	{"range []int", "{{range .SI}}{{.}}{{end}}", noError,
-		`{{range .SI}}{{.}}{{end}}`},
-	{"range 1 var", "{{range $x := .SI}}{{.}}{{end}}", noError,
-		`{{range $x := .SI}}{{.}}{{end}}`},
-	{"range 2 vars", "{{range $x, $y := .SI}}{{.}}{{end}}", noError,
-		`{{range $x, $y := .SI}}{{.}}{{end}}`},
-	{"constants", "{{range .SI 1 -3.2i true false 'a' nil}}{{end}}", noError,
-		`{{range .SI 1 -3.2i true false 'a' nil}}{{end}}`},
-	{"template", "{{template `x`}}", noError,
-		`{{template "x"}}`},
-	{"template with arg", "{{template `x` .Y}}", noError,
-		`{{template "x" .Y}}`},
-	{"with", "{{with .X}}hello{{end}}", noError,
-		`{{with .X}}"hello"{{end}}`},
-	{"with with else", "{{with .X}}hello{{else}}goodbye{{end}}", noError,
-		`{{with .X}}"hello"{{else}}"goodbye"{{end}}`},
+	{
+		"empty", "", noError,
+		``,
+	},
+	{
+		"comment", "{{/*\n\n\n*/}}", noError,
+		``,
+	},
+	{
+		"spaces", " \t\n", noError,
+		`" \t\n"`,
+	},
+	{
+		"text", "some text", noError,
+		`"some text"`,
+	},
+	{
+		"emptyAction", "{{}}", hasError,
+		`{{}}`,
+	},
+	{
+		"field", "{{.X}}", noError,
+		`{{.X}}`,
+	},
+	{
+		"simple command", "{{printf}}", noError,
+		`{{printf}}`,
+	},
+	{
+		"$ invocation", "{{$}}", noError,
+		"{{$}}",
+	},
+	{
+		"variable invocation", "{{with $x := 3}}{{$x 23}}{{end}}", noError,
+		"{{with $x := 3}}{{$x 23}}{{end}}",
+	},
+	{
+		"variable with fields", "{{$.I}}", noError,
+		"{{$.I}}",
+	},
+	{
+		"multi-word command", "{{printf `%d` 23}}", noError,
+		"{{printf `%d` 23}}",
+	},
+	{
+		"pipeline", "{{.X|.Y}}", noError,
+		`{{.X | .Y}}`,
+	},
+	{
+		"pipeline with decl", "{{$x := .X|.Y}}", noError,
+		`{{$x := .X | .Y}}`,
+	},
+	{
+		"nested pipeline", "{{.X (.Y .Z) (.A | .B .C) (.E)}}", noError,
+		`{{.X (.Y .Z) (.A | .B .C) (.E)}}`,
+	},
+	{
+		"field applied to parentheses", "{{(.Y .Z).Field}}", noError,
+		`{{(.Y .Z).Field}}`,
+	},
+	{
+		"simple if", "{{if .X}}hello{{end}}", noError,
+		`{{if .X}}"hello"{{end}}`,
+	},
+	{
+		"if with else", "{{if .X}}true{{else}}false{{end}}", noError,
+		`{{if .X}}"true"{{else}}"false"{{end}}`,
+	},
+	{
+		"if with else if", "{{if .X}}true{{else if .Y}}false{{end}}", noError,
+		`{{if .X}}"true"{{else}}{{if .Y}}"false"{{end}}{{end}}`,
+	},
+	{
+		"if else chain", "+{{if .X}}X{{else if .Y}}Y{{else if .Z}}Z{{end}}+", noError,
+		`"+"{{if .X}}"X"{{else}}{{if .Y}}"Y"{{else}}{{if .Z}}"Z"{{end}}{{end}}{{end}}"+"`,
+	},
+	{
+		"simple range", "{{range .X}}hello{{end}}", noError,
+		`{{range .X}}"hello"{{end}}`,
+	},
+	{
+		"chained field range", "{{range .X.Y.Z}}hello{{end}}", noError,
+		`{{range .X.Y.Z}}"hello"{{end}}`,
+	},
+	{
+		"nested range", "{{range .X}}hello{{range .Y}}goodbye{{end}}{{end}}", noError,
+		`{{range .X}}"hello"{{range .Y}}"goodbye"{{end}}{{end}}`,
+	},
+	{
+		"range with else", "{{range .X}}true{{else}}false{{end}}", noError,
+		`{{range .X}}"true"{{else}}"false"{{end}}`,
+	},
+	{
+		"range over pipeline", "{{range .X|.M}}true{{else}}false{{end}}", noError,
+		`{{range .X | .M}}"true"{{else}}"false"{{end}}`,
+	},
+	{
+		"range []int", "{{range .SI}}{{.}}{{end}}", noError,
+		`{{range .SI}}{{.}}{{end}}`,
+	},
+	{
+		"range 1 var", "{{range $x := .SI}}{{.}}{{end}}", noError,
+		`{{range $x := .SI}}{{.}}{{end}}`,