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lazygit/pkg/gui/controllers/custom_command_action.go
Stefan Haller 5a3049485c Use an interactive shell for running custom commands
Also, use the user's shell (from the SHELL env variable) instead of bash. Both
of these together allow users to use their shell aliases or shell functions in
the interactive command prompt.
2024-08-17 10:32:18 +02:00

72 lines
2.3 KiB
Go

package controllers
import (
"slices"
"strings"
"github.com/jesseduffield/lazygit/pkg/gui/controllers/helpers"
"github.com/jesseduffield/lazygit/pkg/gui/types"
"github.com/jesseduffield/lazygit/pkg/utils"
"github.com/samber/lo"
)
type CustomCommandAction struct {
c *ControllerCommon
}
func (self *CustomCommandAction) Call() error {
return self.c.Prompt(types.PromptOpts{
Title: self.c.Tr.CustomCommand,
FindSuggestionsFunc: self.GetCustomCommandsHistorySuggestionsFunc(),
AllowEditSuggestion: true,
HandleConfirm: func(command string) error {
if self.shouldSaveCommand(command) {
self.c.GetAppState().CustomCommandsHistory = utils.Limit(
lo.Uniq(append([]string{command}, self.c.GetAppState().CustomCommandsHistory...)),
1000,
)
}
self.c.SaveAppStateAndLogError()
self.c.LogAction(self.c.Tr.Actions.CustomCommand)
return self.c.RunSubprocessAndRefresh(
self.c.OS().Cmd.NewInteractiveShell(command),
)
},
HandleDeleteSuggestion: func(index int) error {
// index is the index in the _filtered_ list of suggestions, so we
// need to map it back to the full list. There's no really good way
// to do this, but fortunately we keep the items in the
// CustomCommandsHistory unique, which allows us to simply search
// for it by string.
item := self.c.Contexts().Suggestions.GetItems()[index].Value
fullIndex := lo.IndexOf(self.c.GetAppState().CustomCommandsHistory, item)
if fullIndex == -1 {
// Should never happen, but better be safe
return nil
}
self.c.GetAppState().CustomCommandsHistory = slices.Delete(
self.c.GetAppState().CustomCommandsHistory, fullIndex, fullIndex+1)
self.c.SaveAppStateAndLogError()
self.c.Contexts().Suggestions.RefreshSuggestions()
return nil
},
})
}
func (self *CustomCommandAction) GetCustomCommandsHistorySuggestionsFunc() func(string) []*types.Suggestion {
return func(input string) []*types.Suggestion {
history := self.c.GetAppState().CustomCommandsHistory
return helpers.FilterFunc(history, self.c.UserConfig.Gui.UseFuzzySearch())(input)
}
}
// this mimics the shell functionality `ignorespace`
// which doesn't save a command to history if it starts with a space
func (self *CustomCommandAction) shouldSaveCommand(command string) bool {
return !strings.HasPrefix(command, " ")
}