func annotateSource() (rc int) {
annotateFlags.Parse(os.Args[2:])
if annotateFlags.NArg() == 0 {
fmt.Fprintf(os.Stderr, "missing coverage file\n")
return 1
}
var data []byte
var err error
if filename := annotateFlags.Arg(0); filename == "-" {
data, err = ioutil.ReadAll(os.Stdin)
} else {
data, err = ioutil.ReadFile(filename)
}
if err != nil {
fmt.Fprintf(os.Stderr, "failed to read coverage file: %s\n", err)
return 1
}
packages, err := unmarshalJson(data)
if err != nil {
fmt.Fprintf(
os.Stderr, "failed to unmarshal coverage data: %s\n", err)
return 1
}
// Sort packages, functions by name.
sort.Sort(packageList(packages))
for _, pkg := range packages {
sort.Sort(functionList(pkg.Functions))
}
a := &annotator{}
a.fset = token.NewFileSet()
a.files = make(map[string]*token.File)
var regexps []*regexp.Regexp
for _, arg := range annotateFlags.Args()[1:] {
re, err := regexp.Compile(arg)
if err != nil {
fmt.Fprintf(os.Stderr, "warning: failed to compile %q as a regular expression, ignoring\n", arg)
} else {
regexps = append(regexps, re)
}
}
if len(regexps) == 0 {
regexps = append(regexps, regexp.MustCompile("."))
}
for _, pkg := range packages {
for _, fn := range pkg.Functions {
if percentReached(fn) >= *annotateCeilingFlag {
continue
}
name := pkg.Name + "/" + fn.Name
for _, regexp := range regexps {
if regexp.FindStringIndex(name) != nil {
err := a.printFunctionSource(fn)
if err != nil {
fmt.Fprintf(os.Stderr, "warning: failed to annotate function %q\n", name)
}
break
}
}
}
}
return
}
func annotateSource() (rc int) {
if flag.NArg() == 1 {
fmt.Fprintf(os.Stderr, "missing coverage file and function patterns\n")
return 1
} else if flag.NArg() < 3 {
fmt.Fprintf(os.Stderr, "missing function patterns\n")
return 1
}
var data []byte
var err error
if filename := flag.Arg(1); filename == "-" {
data, err = ioutil.ReadAll(os.Stdin)
} else {
data, err = ioutil.ReadFile(filename)
}
if err != nil {
fmt.Fprintf(os.Stderr, "failed to read coverage file: %s\n", err)
return 1
}
packages, err := unmarshalJson(data)
if err != nil {
fmt.Fprintf(
os.Stderr, "failed to unmarshal coverage data: %s\n", err)
return 1
}
// Sort packages, functions by name.
sort.Sort(packageList(packages))
for _, pkg := range packages {
sort.Sort(functionList(pkg.Functions))
}
a := &annotator{}
a.fset = token.NewFileSet()
a.files = make(map[string]*token.File)
var regexps []*regexp.Regexp
for i := 2; i < flag.NArg(); i++ {
arg := flag.Arg(i)
re, err := regexp.Compile(arg)
if err != nil {
fmt.Fprintf(os.Stderr, "warning: failed to compile %q as a regular expression, ignoring\n", arg)
} else {
regexps = append(regexps, re)
}
}
if len(regexps) > 0 {
for _, pkg := range packages {
for _, fn := range pkg.Functions {
name := pkg.Name + "/" + fn.Name
for _, regexp := range regexps {
if regexp.FindStringIndex(name) != nil {
err := a.printFunctionSource(fn)
if err != nil {
fmt.Fprintf(os.Stderr, "warning: failed to annotate function %q\n", name)
}
break
}
}
}
}
}
return
}
