Replace paging config with an array of pagers

pkg/config/user_config.go

@@ -233,8 +233,30 @@ type SpinnerConfig struct {
 }
 
 type GitConfig struct {
-	// See https://github.com/jesseduffield/lazygit/blob/master/docs/Custom_Pagers.md
-	Paging PagingConfig `yaml:"paging"`
+	// Array of pagers. Each entry has the following format:
+	// [dev] The following documentation is duplicated from the PagingConfig struct below.
+	//
+	//   # Value of the --color arg in the git diff command. Some pagers want
+	//   # this to be set to 'always' and some want it set to 'never'
+	//   colorArg: "always"
+	//
+	//   # e.g.
+	//   # diff-so-fancy
+	//   # delta --dark --paging=never
+	//   # ydiff -p cat -s --wrap --width={{columnWidth}}
+	//   pager: ""
+	//
+	//   # e.g. 'difft --color=always'
+	//   externalDiffCommand: ""
+	//
+	//   # If true, Lazygit will use git's `diff.external` config for paging.
+	//   # The advantage over `externalDiffCommand` is that this can be
+	//   # configured per file type in .gitattributes; see
+	//   # https://git-scm.com/docs/gitattributes#_defining_an_external_diff_driver.
+	//   useExternalDiffGitConfig: false
+	//
+	// See https://github.com/jesseduffield/lazygit/blob/master/docs/Custom_Pagers.md for more information.
+	Pagers []PagingConfig `yaml:"pagers"`
 	// Config relating to committing
 	Commit CommitConfig `yaml:"commit"`
 	// Config relating to merging
@@ -301,6 +323,7 @@ func (PagerType) JSONSchemaExtend(schema *jsonschema.Schema) {
 	}
 }
 
+// [dev] This documentation is duplicated in the GitConfig struct. If you make changes here, make them there too.
 type PagingConfig struct {
 	// Value of the --color arg in the git diff command. Some pagers want this to be set to 'always' and some want it set to 'never'
 	ColorArg string `yaml:"colorArg" jsonschema:"enum=always,enum=never"`
@@ -441,6 +464,7 @@ type KeybindingUniversalConfig struct {
 	PrevTab                           string   `yaml:"prevTab"`
 	NextScreenMode                    string   `yaml:"nextScreenMode"`
 	PrevScreenMode                    string   `yaml:"prevScreenMode"`
+	CyclePagers                       string   `yaml:"cyclePagers"`
 	Undo                              string   `yaml:"undo"`
 	Redo                              string   `yaml:"redo"`
 	FilteringMenu                     string   `yaml:"filteringMenu"`
@@ -784,11 +808,6 @@ func GetDefaultConfig() *UserConfig {
 			SwitchTabsWithPanelJumpKeys:  false,
 		},
 		Git: GitConfig{
-			Paging: PagingConfig{
-				ColorArg:            "always",
-				Pager:               "",
-				ExternalDiffCommand: "",
-			},
 			Commit: CommitConfig{
 				SignOff:               false,
 				AutoWrapCommitMessage: true,
@@ -904,6 +923,7 @@ func GetDefaultConfig() *UserConfig {
 				PrevTab:                           "[",
 				NextScreenMode:                    "+",
 				PrevScreenMode:                    "_",
+				CyclePagers:                       "|",
 				Undo:                              "z",
 				Redo:                              "Z",
 				FilteringMenu:                     "<c-s>",