Files
opentf/internal/command/arguments/fmt.go

81 lines
2.4 KiB
Go

// Copyright (c) The OpenTofu Authors
// SPDX-License-Identifier: MPL-2.0
// Copyright (c) 2023 HashiCorp, Inc.
// SPDX-License-Identifier: MPL-2.0
package arguments
import (
"github.com/opentofu/opentofu/internal/tfdiags"
)
const (
stdinArg = "-"
)
// Fmt represents the command-line arguments for the fmt command.
type Fmt struct {
// Paths contains the file paths that the formatter will handle.
// When no arguments given to the command, it will use the current directory.
// If the first argument is -, it will read the content to format from [os.Stdin].
Paths []string
// List controls the output of the formatted list. If disabled, it will not print the
// names of the formatted files.
List bool
// Write controls if the formatter should write the content back to the check file or not.
Write bool
// Diff tells to the formatter to print the diff between the before and after formatting
// process.
Diff bool
// Check can be used to instruct the command to return a non-zero error code if it finds
// any file that is not properly formatted.
Check bool
// Recursive indicates that the formatting should be done recursive through all the
// subdirectories.
Recursive bool
// ViewOptions specifies which view options to use
ViewOptions ViewOptions
}
// ParseFmt processes CLI arguments, returning a Fmt value, a closer function, and errors.
// If errors are encountered, a Fmt value is still returned representing
// the best effort interpretation of the arguments.
func ParseFmt(args []string) (*Fmt, func(), tfdiags.Diagnostics) {
var diags tfdiags.Diagnostics
ret := &Fmt{}
cmdFlags := defaultFlagSet("fmt")
cmdFlags.BoolVar(&ret.List, "list", true, "list")
cmdFlags.BoolVar(&ret.Write, "write", true, "write")
cmdFlags.BoolVar(&ret.Diff, "diff", false, "diff")
cmdFlags.BoolVar(&ret.Check, "check", false, "check")
cmdFlags.BoolVar(&ret.Recursive, "recursive", false, "recursive")
if err := cmdFlags.Parse(args); err != nil {
diags = diags.Append(tfdiags.Sourceless(
tfdiags.Error,
"Failed to parse command-line flags",
err.Error(),
))
}
args = cmdFlags.Args()
if len(args) == 0 {
ret.Paths = []string{"."}
} else if args[0] == stdinArg {
ret.List = false
ret.Write = false
} else {
ret.Paths = args
}
// we only parse but do not register the views flags since this command does not need it
closer, moreDiags := ret.ViewOptions.Parse()
diags = diags.Append(moreDiags)
return ret, closer, diags
}