func TestAll(t *testing.T) {
for _, v := range Tests {
cc, e := parser.Parse([]byte(v.c))
if e != nil {
t.Log(e)
t.Fail()
}
fb := gap.New([]byte(v.i))
f, _ := New(fb)
e = f.Run(cc)
if e != nil {
t.Log(e)
t.Fail()
}
// Check so that the output is correct
bs, _ := f.f.Get(0, f.f.Length())
so := string(bs)
if len(so) == len(v.o) {
for i := range so {
if so[i] != v.o[i] {
goto Fail
}
}
// goto Fail
continue
}
Fail:
t.Log(v.desc)
t.Log("Not equal output")
t.Log("Expected: `", v.o, "`")
t.Log("Got: `", so, "`")
t.FailNow()
}
}
/* Operational modes:
sem path/to/script/file.sem infile...
read the file, execute commands and if no error write to stdout
flags:
-w Write output to files
-a=".mod" add the extra ending to the file
*/
func main() {
flag.Parse()
if fH {
fmt.Println("usage: sem [flags] path/to/script [path ...]")
flag.PrintDefaults()
return
}
// Check so that we can get the sem file and parse it
if flag.NArg() < 1 {
fmt.Println("error: need path to a sem file to progress")
os.Exit(1)
}
sf, e := ioutil.ReadFile(flag.Arg(0))
if e != nil {
fmt.Println("error: could not read sem file:", e)
os.Exit(1)
}
if bytes.HasPrefix(sf, []byte("#!")) {
// Ignore the shebang line
i := bytes.Index(sf, []byte("\n"))
sf = sf[i:]
}
cmds, e := parser.Parse(sf)
if e != nil {
fmt.Println("error: could not parse sem file")
fmt.Println(e)
os.Exit(1)
}
if flag.NArg() == 1 {
if fW || fD != "" || fA != ".mod" {
fmt.Println("when using stdin only stdout is supported as output")
os.Exit(1)
}
do(cmds, os.Stdin, os.Stdout)
}
// Ok, so we are working on the specified files, loop each one of them and
// run them through the command
for i := 1; i < flag.NArg(); i++ {
dofile(cmds, flag.Arg(i))
}
_ = cmds
}
// Try to parse the file and output the formatted file back,
// if file name is empty write to stout instead
func fixfile(b []byte, f string) {
cmds, e := parser.Parse(b)
if e != nil {
fmt.Fprintf(os.Stderr, "Error occured while parsing file '%s':\n", f)
fmt.Fprintln(os.Stderr, e)
fmt.Fprintln(os.Stderr, "Ignoring this file")
return
}
// If we should output it to the file we try to do that
w := os.Stdout
if fW && f != "" {
fi, e := os.Create(f)
if e != nil {
fmt.Fprintln(os.Stderr, "Could not open '%s' for writing", f)
return
}
defer fi.Close()
w = fi
}
// Pretty print the command to the writer
for _, c := range cmds {
io.WriteString(w, c.String())
}
}