func makeFileFunc()

in image/resources/netapp-exports/config.go [188:212]

• 23 lines of code
• 3 McCabe index (conditional complexity)

func makeFileFunc(baseDir string) function.Function {
	return function.New(&function.Spec{
		Params: []function.Parameter{
			{
				Name: "path",
				Type: cty.String,
			},
		},
		Type: function.StaticReturnType(cty.String),
		Impl: func(args []cty.Value, retType cty.Type) (cty.Value, error) {
			path := args[0].AsString()
			src, err := readFileBytes(baseDir, path)
			if err != nil {
				err = function.NewArgError(0, err)
				return cty.UnknownVal(cty.String), err
			}

			if !utf8.Valid(src) {
				return cty.UnknownVal(cty.String), fmt.Errorf("contents of %s is not valid UTF-8", path)
			}

			return cty.StringVal(string(src)), nil
		},
	})
}