Files
mgmt/lang/core/example/str2int.go
James Shubin a600e11100 cli, docs: Add a docs command for doc generation
This took a lot longer than it looks to get right. It's not perfect, but
it now reliably generates documentation which we can put into gohugo.
2024-11-22 14:20:16 -05:00

58 lines
2.1 KiB
Go

// Mgmt
// Copyright (C) 2013-2024+ James Shubin and the project contributors
// Written by James Shubin <james@shubin.ca> and the project contributors
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
//
// Additional permission under GNU GPL version 3 section 7
//
// If you modify this program, or any covered work, by linking or combining it
// with embedded mcl code and modules (and that the embedded mcl code and
// modules which link with this program, contain a copy of their source code in
// the authoritative form) containing parts covered by the terms of any other
// license, the licensors of this program grant you additional permission to
// convey the resulting work. Furthermore, the licensors of this program grant
// the original author, James Shubin, additional permission to update this
// additional permission if he deems it necessary to achieve the goals of this
// additional permission.
package coreexample
import (
"context"
"strconv"
"github.com/purpleidea/mgmt/lang/funcs/simple"
"github.com/purpleidea/mgmt/lang/types"
)
func init() {
simple.ModuleRegister(ModuleName, "str2int", &simple.Scaffold{
T: types.NewType("func(a str) int"),
F: Str2Int,
})
}
// Str2Int takes an str, and returns it as an int. If it can't convert it, it
// returns 0.
func Str2Int(ctx context.Context, input []types.Value) (types.Value, error) {
var i int64
if val, err := strconv.ParseInt(input[0].Str(), 10, 64); err == nil {
i = val
}
return &types.IntValue{
V: i,
}, nil
}