blob: 021b6555e8e162b0dc67390d2fa18d73bd922676 [file] [log] [blame]
// Copyright 2017 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package main
import (
"fmt"
"go/build"
"go/parser"
"golang.org/x/tools/go/loader"
)
// NOTE: The command line tool already prefixes with "gotext:".
var (
wrap = func(err error, msg string) error {
return fmt.Errorf("%s: %v", msg, err)
}
wrapf = func(err error, msg string, args ...interface{}) error {
return wrap(err, fmt.Sprintf(msg, args...))
}
errorf = fmt.Errorf
)
func loadPackages(conf *loader.Config, args []string) (*loader.Program, error) {
if len(args) == 0 {
args = []string{"."}
}
conf.Build = &build.Default
conf.ParserMode = parser.ParseComments
// Use the initial packages from the command line.
args, err := conf.FromArgs(args, false)
if err != nil {
return nil, wrap(err, "loading packages failed")
}
// Load, parse and type-check the whole program.
return conf.Load()
}