984272b169
Without the sort, the codenames were appearing in a random order. This was causing `go test` to flake. Test: go test Change-Id: Ieeb0677503d1521dc4b1aead09ea1ab7ea38b2ea
113 lines
3 KiB
Go
113 lines
3 KiB
Go
// Copyright 2021 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package mk2rbc
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import (
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"bytes"
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"fmt"
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"io/ioutil"
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"os"
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"sort"
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"strconv"
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"strings"
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mkparser "android/soong/androidmk/parser"
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)
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const codenamePrefix = "PLATFORM_VERSION_CODENAME."
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// ParseVersionDefaults extracts version settings from the given file
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// and returns the map.
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func ParseVersionDefaults(path string) (map[string]string, error) {
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contents, err := ioutil.ReadFile(path)
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if err != nil {
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return nil, err
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}
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parser := mkparser.NewParser(path, bytes.NewBuffer(contents))
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nodes, errs := parser.Parse()
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if len(errs) > 0 {
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for _, e := range errs {
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fmt.Fprintln(os.Stderr, "ERROR:", e)
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}
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return nil, fmt.Errorf("cannot parse %s", path)
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}
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result := map[string]string{
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"DEFAULT_PLATFORM_VERSION": "",
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"MAX_PLATFORM_VERSION": "",
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"MIN_PLATFORM_VERSION": "A",
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"PLATFORM_BASE_SDK_EXTENSION_VERSION": "",
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"PLATFORM_SDK_EXTENSION_VERSION": "",
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"PLATFORM_SDK_VERSION": "",
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"PLATFORM_SECURITY_PATCH": "",
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"PLATFORM_VERSION_LAST_STABLE": "",
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}
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for _, node := range nodes {
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asgn, ok := node.(*mkparser.Assignment)
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if !(ok && asgn.Name.Const()) {
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continue
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}
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s := asgn.Name.Strings[0]
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_, ok = result[s]
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if !ok {
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ok = strings.HasPrefix(s, codenamePrefix)
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}
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if !ok {
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continue
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}
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v := asgn.Value
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if !v.Const() {
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return nil, fmt.Errorf("the value of %s should be constant", s)
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}
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result[s] = strings.TrimSpace(v.Strings[0])
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}
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return result, nil
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}
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func genericValue(s string) interface{} {
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if ival, err := strconv.ParseInt(s, 0, 0); err == nil {
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return ival
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}
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return s
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}
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// VersionDefaults generates the contents of the version_defaults.rbc file
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func VersionDefaults(values map[string]string) string {
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var sink bytes.Buffer
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var lines []string
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var codenames []string
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for name, value := range values {
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if strings.HasPrefix(name, codenamePrefix) {
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codenames = append(codenames,
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fmt.Sprintf("%q: %q", strings.TrimPrefix(name, codenamePrefix), value))
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} else {
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// Print numbers as such
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lines = append(lines, fmt.Sprintf(" %s = %#v,\n",
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strings.ToLower(name), genericValue(value)))
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}
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}
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sort.Strings(lines)
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sort.Strings(codenames)
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sink.WriteString("version_defaults = struct(\n")
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for _, l := range lines {
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sink.WriteString(l)
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}
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sink.WriteString(" codenames = { ")
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sink.WriteString(strings.Join(codenames, ", "))
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sink.WriteString(" }\n)\n")
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return sink.String()
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}
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