Merge "Refactor the printing of an sdk snapshot's Android.bp contents"
diff --git a/sdk/update.go b/sdk/update.go
index 36b564f..7d6780a 100644
--- a/sdk/update.go
+++ b/sdk/update.go
@@ -114,8 +114,16 @@
gc.indentLevel--
}
-func (gc *generatedContents) Printfln(format string, args ...interface{}) {
- fmt.Fprintf(&(gc.content), strings.Repeat(" ", gc.indentLevel)+format+"\n", args...)
+// IndentedPrintf will add spaces to indent the line to the appropriate level before printing the
+// arguments.
+func (gc *generatedContents) IndentedPrintf(format string, args ...interface{}) {
+ fmt.Fprintf(&(gc.content), strings.Repeat(" ", gc.indentLevel)+format, args...)
+}
+
+// UnindentedPrintf does not add spaces to indent the line to the appropriate level before printing
+// the arguments.
+func (gc *generatedContents) UnindentedPrintf(format string, args ...interface{}) {
+ fmt.Fprintf(&(gc.content), format, args...)
}
func (gf *generatedFile) build(pctx android.PackageContext, ctx android.BuilderContext, implicits android.Paths) {
@@ -742,13 +750,13 @@
}
func generateFilteredBpContents(contents *generatedContents, bpFile *bpFile, moduleFilter func(module *bpModule) bool) {
- contents.Printfln("// This is auto-generated. DO NOT EDIT.")
+ contents.IndentedPrintf("// This is auto-generated. DO NOT EDIT.\n")
for _, bpModule := range bpFile.order {
if moduleFilter(bpModule) {
- contents.Printfln("")
- contents.Printfln("%s {", bpModule.moduleType)
+ contents.IndentedPrintf("\n")
+ contents.IndentedPrintf("%s {\n", bpModule.moduleType)
outputPropertySet(contents, bpModule.bpPropertySet)
- contents.Printfln("}")
+ contents.IndentedPrintf("}\n")
}
}
}
@@ -759,7 +767,7 @@
addComment := func(name string) {
if text, ok := set.comments[name]; ok {
for _, line := range strings.Split(text, "\n") {
- contents.Printfln("// %s", line)
+ contents.IndentedPrintf("// %s\n", line)
}
}
}
@@ -776,29 +784,8 @@
}
addComment(name)
- switch v := value.(type) {
- case []string:
- length := len(v)
- if length > 1 {
- contents.Printfln("%s: [", name)
- contents.Indent()
- for i := 0; i < length; i = i + 1 {
- contents.Printfln("%q,", v[i])
- }
- contents.Dedent()
- contents.Printfln("],")
- } else if length == 0 {
- contents.Printfln("%s: [],", name)
- } else {
- contents.Printfln("%s: [%q],", name, v[0])
- }
-
- case bool:
- contents.Printfln("%s: %t,", name, v)
-
- default:
- contents.Printfln("%s: %q,", name, value)
- }
+ reflectValue := reflect.ValueOf(value)
+ outputNamedValue(contents, name, reflectValue)
}
for _, name := range set.order {
@@ -808,15 +795,61 @@
switch v := value.(type) {
case *bpPropertySet:
addComment(name)
- contents.Printfln("%s: {", name)
+ contents.IndentedPrintf("%s: {\n", name)
outputPropertySet(contents, v)
- contents.Printfln("},")
+ contents.IndentedPrintf("},\n")
}
}
contents.Dedent()
}
+// outputNamedValue outputs a value that has an associated name. The name will be indented, followed
+// by the value and then followed by a , and a newline.
+func outputNamedValue(contents *generatedContents, name string, value reflect.Value) {
+ contents.IndentedPrintf("%s: ", name)
+ outputUnnamedValue(contents, value)
+ contents.UnindentedPrintf(",\n")
+}
+
+// outputUnnamedValue outputs a single value. The value is not indented and is not followed by
+// either a , or a newline. With multi-line values, e.g. slices, all but the first line will be
+// indented and all but the last line will end with a newline.
+func outputUnnamedValue(contents *generatedContents, value reflect.Value) {
+ valueType := value.Type()
+ switch valueType.Kind() {
+ case reflect.Bool:
+ contents.UnindentedPrintf("%t", value.Bool())
+
+ case reflect.String:
+ contents.UnindentedPrintf("%q", value)
+
+ case reflect.Slice:
+ length := value.Len()
+ if length == 0 {
+ contents.UnindentedPrintf("[]")
+ } else if length == 1 {
+ contents.UnindentedPrintf("[")
+ outputUnnamedValue(contents, value.Index(0))
+ contents.UnindentedPrintf("]")
+ } else {
+ contents.UnindentedPrintf("[\n")
+ contents.Indent()
+ for i := 0; i < length; i++ {
+ itemValue := value.Index(i)
+ contents.IndentedPrintf("")
+ outputUnnamedValue(contents, itemValue)
+ contents.UnindentedPrintf(",\n")
+ }
+ contents.Dedent()
+ contents.IndentedPrintf("]")
+ }
+
+ default:
+ panic(fmt.Errorf("Unknown type: %T of value %#v", value, value))
+ }
+}
+
func (s *sdk) GetAndroidBpContentsForTests() string {
contents := &generatedContents{}
generateBpContents(contents, s.builderForTests.bpFile)