docs: fix typos using typos

```sh
typos -w --exclude '**/*.go'
```

docs/CHANGELOG.md

@@ -71,7 +71,7 @@ The V2 changes were all shipped in [urfave/cli/pull/892](https://github.com/urfa
 ### Added
 
 - Added `NewStringSlice` and `NewIntSlice` for creating their related types
-- Added `Float64SliceFlag` for unmarshaling a list of floats from the user
+- Added `Float64SliceFlag` for unmarshalling a list of floats from the user
 - Added `Context.Lineage` to get all contexts from current up to global
 - Added `Context.LocalFlagNames` to get the flag names from *only* the current context
 - Added `BoolFlag.Value` to handle both default-false and default-true

docs/v1/examples/combining-short-options.md

@@ -15,7 +15,7 @@ or for individual commands by attaching it to the command configuration. For
 example:
 
 <!-- {
-  "args": ["short", "&#45;som", "Some message"],
+  "args": ["short", "&#45;some", "Some message"],
   "output": "serve: true\noption: true\nmessage: Some message\n"
 } -->
 ``` go
@@ -63,7 +63,7 @@ and `-m` respectively, setting `UseShortOptionHandling` will also support the
 following syntax:
 
 ```
-$ cmd -som "Some message"
+$ cmd -some "Some message"
 ```
 
 If you enable `UseShortOptionHandling`, then you must not use any flags that

docs/v1/examples/generated-help-text.md

@@ -78,8 +78,8 @@ The default flag may be customized to something other than `-h/--help` by
 setting `cli.HelpFlag`, e.g.:
 
 <!-- {
-  "args": ["&#45;&#45halp"],
-  "output": "haaaaalp.*HALP"
+  "args": ["&#45;&#45help"],
+  "output": "haaaaalp.*HELP"
 } -->
 ``` go
 package main
@@ -93,9 +93,9 @@ import (
 
 func main() {
   cli.HelpFlag = cli.BoolFlag{
-    Name: "halp, haaaaalp",
-    Usage: "HALP",
-    EnvVar: "SHOW_HALP,HALPPLZ",
+    Name: "help, haaaaalp",
+    Usage: "HELP",
+    EnvVar: "SHOW_HELP,HALPPLZ",
   }
 
   err := cli.NewApp().Run(os.Args)

docs/v1/examples/version-flag.md

@@ -106,7 +106,7 @@ func init() {
   cli.CommandHelpTemplate += "\nYMMV\n"
   cli.SubcommandHelpTemplate += "\nor something\n"
 
-  cli.HelpFlag = cli.BoolFlag{Name: "halp"}
+  cli.HelpFlag = cli.BoolFlag{Name: "help"}
   cli.BashCompletionFlag = cli.BoolFlag{Name: "compgen", Hidden: true}
   cli.VersionFlag = cli.BoolFlag{Name: "print-version, V"}
 

docs/v2/examples/combining-short-options.md

@@ -17,7 +17,7 @@ or for individual commands by attaching it to the command configuration. For
 example:
 
 <!-- {
-  "args": ["short", "&#45;som", "Some message"],
+  "args": ["short", "&#45;some", "Some message"],
   "output": "serve: true\noption: true\nmessage: Some message\n"
 } -->
 ```go
@@ -65,7 +65,7 @@ and `-m` respectively, setting `UseShortOptionHandling` will also support the
 following syntax:
 
 ```sh-session
-$ cmd -som "Some message"
+$ cmd -some "Some message"
 ```
 
 If you enable `UseShortOptionHandling`, then you must not use any flags that

docs/v2/examples/full-api-example.md

@@ -31,7 +31,7 @@ func init() {
 	cli.CommandHelpTemplate += "\nYMMV\n"
 	cli.SubcommandHelpTemplate += "\nor something\n"
 
-	cli.HelpFlag = &cli.BoolFlag{Name: "halp"}
+	cli.HelpFlag = &cli.BoolFlag{Name: "help"}
 	cli.VersionFlag = &cli.BoolFlag{Name: "print-version", Aliases: []string{"V"}}
 
 	cli.HelpPrinter = func(w io.Writer, templ string, data interface{}) {

docs/v2/examples/generated-help-text.md

@@ -76,8 +76,8 @@ The default flag may be customized to something other than `-h/--help` by
 setting `cli.HelpFlag`, e.g.:
 
 <!-- {
-  "args": ["&#45;&#45halp"],
-  "output": "haaaaalp.*HALP"
+  "args": ["&#45;&#45help"],
+  "output": "haaaaalp.*HELP"
 } -->
 ```go
 package main
@@ -91,9 +91,9 @@ import (
 func main() {
 	cli.HelpFlag = &cli.BoolFlag{
 		Name:    "haaaaalp",
-		Aliases: []string{"halp"},
-		Usage:   "HALP",
-		EnvVars: []string{"SHOW_HALP", "HALPPLZ"},
+		Aliases: []string{"help"},
+		Usage:   "HELP",
+		EnvVars: []string{"SHOW_HELP", "HALPPLZ"},
 	}
 
 	(&cli.App{}).Run(os.Args)

docs/v3/examples/combining-short-options.md

@@ -17,7 +17,7 @@ or for individual commands by attaching it to the command configuration. For
 example:
 
 <!-- {
-  "args": ["short", "&#45;som", "Some message"],
+  "args": ["short", "&#45;some", "Some message"],
   "output": "serve: true\noption: true\nmessage: Some message\n"
 } -->
 ```go
@@ -66,7 +66,7 @@ and `-m` respectively, setting `UseShortOptionHandling` will also support the
 following syntax:
 
 ```sh-session
-$ cmd -som "Some message"
+$ cmd -some "Some message"
 ```
 
 If you enable `UseShortOptionHandling`, then you must not use any flags that

docs/v3/examples/full-api-example.md

@@ -31,7 +31,7 @@ func init() {
 	cli.CommandHelpTemplate += "\nYMMV\n"
 	cli.SubcommandHelpTemplate += "\nor something\n"
 
-	cli.HelpFlag = &cli.BoolFlag{Name: "halp"}
+	cli.HelpFlag = &cli.BoolFlag{Name: "help"}
 	cli.VersionFlag = &cli.BoolFlag{Name: "print-version", Aliases: []string{"V"}}
 
 	cli.HelpPrinter = func(w io.Writer, templ string, data interface{}) {

docs/v3/examples/generated-help-text.md

@@ -77,8 +77,8 @@ The default flag may be customized to something other than `-h/--help` by
 setting `cli.HelpFlag`, e.g.:
 
 <!-- {
-  "args": ["&#45;&#45halp"],
-  "output": "haaaaalp.*HALP"
+  "args": ["&#45;&#45help"],
+  "output": "haaaaalp.*HELP"
 } -->
 ```go
 package main
@@ -93,9 +93,9 @@ import (
 func main() {
 	cli.HelpFlag = &cli.BoolFlag{
 		Name:    "haaaaalp",
-		Aliases: []string{"halp"},
-		Usage:   "HALP",
-		Sources: cli.EnvVars("SHOW_HALP", "HALPPLZ"),
+		Aliases: []string{"help"},
+		Usage:   "HELP",
+		Sources: cli.EnvVars("SHOW_HELP", "HALPPLZ"),
 	}
 
 	(&cli.Command{}).Run(context.Background(), os.Args)