func parsePack(srcDir string, specialFiles []string) {
fileSet, packs, err := getAstTree(srcDir, specialFiles)
if err != nil {
fmt.Printf("Warning: some errors occured during parsing package %s:\n %v\n", srcDir, err)
}
_, d := path.Split(srcDir)
if packTree, ok := packs[d]; !ok {
panic("Couldn't find a package " + d + " in directory \"" + srcDir + "\"")
} else {
pack := st.NewPackage(srcDir, packages[srcDir], fileSet, packTree)
program.Packages[srcDir] = pack
}
}
func (iv *importsVisitor) Visit(node ast.Node) (w ast.Visitor) {
w = iv
if is, ok := node.(*ast.ImportSpec); ok {
Path := string(is.Path.Value)
Path = Path[1 : len(Path)-1] //remove quotes
var (
name string
found bool
pack *st.Package
packTree *ast.Package
)
if is.Name != nil {
switch is.Name.Name {
case "_":
return // package imported only for side-effects
case ".":
name = "." //, hasLocalName = ".", false
default:
name = is.Name.Name //, hasLocalName =, true
}
} else {
_, name = path.Split(Path)
//hasLocalName = false
}
pack, found = program.FindPackageByGoPath(Path)
if !found {
_, f := path.Split(Path)
fileSet, dirTree, _ := getAstTree(path.Join(goSrcDir, Path), iv.specialPackages[Path])
if dirTree != nil {
if packTree, found = dirTree[f]; found {
pack = st.NewPackage(path.Join(goSrcDir, Path), Path, fileSet, packTree)
program.Packages[pack.QualifiedPath] = pack
parseImports(pack, iv.specialPackages)
} else {
panic("package not found where expected: " + path.Join(goSrcDir, Path))
}
}
for dir, goPath := range packages {
if goPath == Path {
fileSet, dirTree, _ := getAstTree(dir, iv.specialPackages[Path])
if dirTree != nil {
if packTree, found = dirTree[f]; found {
pack = st.NewPackage(dir, Path, fileSet, packTree)
program.Packages[pack.QualifiedPath] = pack
parseImports(pack, iv.specialPackages)
break
} else {
panic("package not found where expected: " + dir)
}
} else {
panic("package not found where expected: " + dir)
}
}
}
}
if _, isIn := iv.Package.Imports[iv.FileName]; !isIn {
iv.Package.Imports[iv.FileName] = new(vector.Vector)
}
sym := st.MakePackage(name, iv.Package.Symbols, Path, pack)
if is.Name != nil {
sym.AddIdent(is.Name)
program.IdentMap.AddIdent(is.Name, sym)
sym.AddPosition(iv.Package.FileSet.Position(is.Name.Pos()))
if is.Name.Name == "." {
iv.Package.Symbols.AddOpenedScope(pack.Symbols)
}
}
iv.Package.Imports[iv.FileName].Push(sym)
//------------
return
}
return
}
