Test Go 1.19; gofmt 1.19

.github/workflows/test.yml

@@ -5,7 +5,7 @@
     "test": {
       "strategy": {
         "matrix": {
-          "go-version": ["1.13.x", "1.14.x", "1.15.x", "1.16.x", "1.17.x", "1.18.x"],
+          "go-version": ["1.13.x", "1.14.x", "1.15.x", "1.16.x", "1.17.x", "1.18.x", "1.19.x"],
           "os":         ["ubuntu-latest", "macos-latest", "windows-latest"]
         }
       },

encode.go

@@ -99,9 +99,9 @@ type Marshaler interface {
 // struct field name will be used. If the "omitempty" option is present the
 // following value will be skipped:
 //
-//  - arrays, slices, maps, and string with len of 0
-//  - struct with all zero values
-//  - bool false
+//   - arrays, slices, maps, and string with len of 0
+//   - struct with all zero values
+//   - bool false
 //
 // If omitzero is given all int and float types with a value of 0 will be
 // skipped.
@@ -683,15 +683,15 @@ func (enc *Encoder) newline() {
 
 // Write a key/value pair:
 //
-//   key = <any value>
+//	key = <any value>
 //
 // This is also used for "k = v" in inline tables; so something like this will
 // be written in three calls:
 //
-//     ┌───────────────────┐
-//     │      ┌───┐  ┌────┐│
-//     v      v   v  v    vv
-//     key = {k = 1, k2 = 2}
+//	┌───────────────────┐
+//	│      ┌───┐  ┌────┐│
+//	v      v   v  v    vv
+//	key = {k = 1, k2 = 2}
 func (enc *Encoder) writeKeyValue(key Key, val reflect.Value, inline bool) {
 	if len(key) == 0 {
 		encPanic(errNoKey)

error.go

@@ -11,44 +11,44 @@ import (
 // In addition to the error message itself, you can also print detailed location
 // information with context by using [ErrorWithPosition]:
 //
-//     toml: error: Key 'fruit' was already created and cannot be used as an array.
+//	toml: error: Key 'fruit' was already created and cannot be used as an array.
 //
-//     At line 4, column 2-7:
+//	At line 4, column 2-7:
 //
-//           2 | fruit = []
-//           3 |
-//           4 | [[fruit]] # Not allowed
-//                 ^^^^^
+//	      2 | fruit = []
+//	      3 |
+//	      4 | [[fruit]] # Not allowed
+//	            ^^^^^
 //
 // [ErrorWithUsage] can be used to print the above with some more detailed usage
 // guidance:
 //
-//    toml: error: newlines not allowed within inline tables
+//	toml: error: newlines not allowed within inline tables
 //
-//    At line 1, column 18:
+//	At line 1, column 18:
 //
-//          1 | x = [{ key = 42 #
-//                               ^
+//	      1 | x = [{ key = 42 #
+//	                           ^
 //
-//    Error help:
+//	Error help:
 //
-//      Inline tables must always be on a single line:
+//	  Inline tables must always be on a single line:
 //
-//          table = {key = 42, second = 43}
+//	      table = {key = 42, second = 43}
 //
-//      It is invalid to split them over multiple lines like so:
+//	  It is invalid to split them over multiple lines like so:
 //
-//          # INVALID
-//          table = {
-//              key    = 42,
-//              second = 43
-//          }
+//	      # INVALID
+//	      table = {
+//	          key    = 42,
+//	          second = 43
+//	      }
 //
-//      Use regular for this:
+//	  Use regular for this:
 //
-//          [table]
-//          key    = 42
-//          second = 43
+//	      [table]
+//	      key    = 42
+//	      second = 43
 type ParseError struct {
 	Message  string   // Short technical message.
 	Usage    string   // Longer message with usage guidance; may be blank.

lex.go

@@ -771,7 +771,7 @@ func lexRawString(lx *lexer) stateFn {
 }
 
 // lexMultilineRawString consumes a raw string. Nothing can be escaped in such
-// a string. It assumes that the beginning "'''" has already been consumed and
+// a string. It assumes that the beginning ''' has already been consumed and
 // ignored.
 func lexMultilineRawString(lx *lexer) stateFn {
 	r := lx.next()