func (g *Go) complete_pkg(pkg string, cmp *content.CompletionResult) error {
if g.imports == nil {
g.imports = make(map[string]*types.Package)
}
if p, err := types.GcImport(g.imports, pkg); err != nil {
return err
} else {
nn := p.Scope()
for i := 0; i < nn.NumEntries(); i++ {
t := nn.At(i)
var flags content.Flags
if n := t.Name(); n[0] != strings.ToUpper(n)[0] {
flags = content.FLAG_ACC_PROTECTED
} else {
flags = content.FLAG_ACC_PUBLIC
}
switch t.(type) {
case *types.Func:
var m content.Method
m.Flags |= flags
m.Name.Relative = t.Name()
sig := t.Type().Underlying().(*types.Signature)
if sig.Recv() != nil {
continue
}
par := sig.Params()
for j := 0; j < par.Len(); j++ {
m.Parameters = append(m.Parameters, g.pkg_var(par.At(j)))
}
ret := sig.Results()
for j := 0; j < ret.Len(); j++ {
m.Returns = append(m.Returns, g.pkg_var(ret.At(j)))
}
cmp.Methods = append(cmp.Methods, m)
case *types.TypeName:
var t2 content.Type
t2.Flags |= flags
t2.Name.Relative = t.Name()
switch t.Type().Underlying().(type) {
case *types.Interface:
t2.Flags |= content.FLAG_TYPE_INTERFACE
case *types.Struct:
t2.Flags |= content.FLAG_TYPE_STRUCT
}
cmp.Types = append(cmp.Types, t2)
case *types.Const, *types.Var:
var f content.Field
f.Name.Relative = t.Name()
f.Type = g.pkg_type(t.Type())
cmp.Fields = append(cmp.Fields, f)
default:
log4go.Warn("Unimplemented type in package completion: at: %+v, %v, %v", t, reflect.TypeOf(t), reflect.TypeOf(t.Type().Underlying()))
}
}
}
return nil
}
func (d *DWARFHelper) GetType(off dwarf.Offset) (content.Type, error) {
var t content.Type
r := d.df.Reader()
r.Seek(off)
recurse := false
if e, err := r.Next(); err != nil {
return t, err
} else {
switch e.Tag {
case dwarf.TagVolatileType, dwarf.TagReferenceType, dwarf.TagRestrictType, dwarf.TagConstType, dwarf.TagSubroutineType:
recurse = true
case dwarf.TagPointerType:
t.Flags |= content.FLAG_TYPE_POINTER
recurse = true
case dwarf.TagArrayType:
recurse = true
t.Flags |= content.FLAG_TYPE_ARRAY
case dwarf.TagClassType, dwarf.TagTypedef, dwarf.TagBaseType, dwarf.TagEnumerationType, dwarf.TagStructType:
if v, ok := e.Val(dwarf.AttrName).(string); ok {
t.Name.Relative = v
}
case dwarf.TagUnionType:
t.Name.Relative = "union"
default:
return t, errors.New(fmt.Sprintf("Don't know how to handle %+v", e))
}
if recurse {
if v, ok := e.Val(dwarf.AttrType).(dwarf.Offset); ok {
if t2, err := d.GetType(v); err != nil {
return t, err
} else {
t.Specialization = append(t.Specialization, t2)
}
}
}
switch e.Tag {
case dwarf.TagVolatileType, dwarf.TagReferenceType, dwarf.TagRestrictType, dwarf.TagConstType:
if len(t.Specialization) == 0 {
t.Name.Relative = "void"
} else {
t = t.Specialization[0]
}
}
switch e.Tag {
case dwarf.TagPointerType:
if len(t.Specialization) == 0 {
t.Specialization = append(t.Specialization, content.Type{Name: content.FullyQualifiedName{Relative: "void"}})
}
case dwarf.TagVolatileType:
t.Flags |= content.FLAG_VOLATILE
case dwarf.TagReferenceType:
t.Flags |= content.FLAG_REFERENCE
case dwarf.TagRestrictType:
t.Flags |= content.FLAG_RESTRICT
case dwarf.TagConstType:
t.Flags |= content.FLAG_CONST
case dwarf.TagSubroutineType:
var m content.Method
if len(t.Specialization) > 0 {
m.Returns = append(m.Returns, content.Variable{Type: t.Specialization[0]})
} else {
m.Returns = append(m.Returns, content.Variable{Type: content.Type{Name: content.FullyQualifiedName{Relative: "void"}}})
}
t.Specialization = t.Specialization[0:0]
t.Flags = content.FLAG_TYPE_METHOD
for {
if e, err := r.Next(); err != nil {
return t, err
} else if e == nil || e.Tag == 0 {
break
} else if e.Tag == dwarf.TagFormalParameter {
var p content.Variable
if v, ok := e.Val(dwarf.AttrType).(dwarf.Offset); ok {
if t2, err := d.GetType(v); err != nil {
return t, err
} else {
p.Type = t2
}
}
if v, ok := e.Val(dwarf.AttrName).(string); ok {
p.Name.Relative = v
}
m.Parameters = append(m.Parameters, p)
}
}
t.Methods = append(t.Methods, m)
}
return t, nil
}
}
func (td *TypeDef) ToContentType() (t *content.Type, err error) {
if td.ct.Name.Relative != "" {
return &td.ct, nil
}
t = &content.Type{}
t.Name = td.Name()
t.Flags = td.row.Flags.Convert()
if ext, err := td.Extends(); err != nil && err != ErrInterface {
return nil, err
} else {
t.Extends = ext
}
if imp, err := td.Implements(); err != nil {
return nil, err
} else {
t.Implements = imp
}
if f, err := td.Fields(); err != nil {
return nil, err
} else {
t.Fields = f
}
if f, err := td.Methods(); err != nil {
return nil, err
} else {
t.Methods = f
}
idx := td.mu.Search(id_NestedClass, func(ti TableIndex) bool {
if raw, err := ti.Data(); err == nil {
c := raw.(*NestedClassRow)
return c.NestedClass.Index() > td.index.Index()
}
return false
})
if idx != nil {
ci := idx.(*ConcreteTableIndex)
table := td.mu.Tables[idx.Table()]
for i := idx.Index(); i < table.Rows+1; i++ {
ci.index = i
if raw, err := ci.Data(); err != nil {
return nil, err
} else {
row := raw.(*NestedClassRow)
if row.EnclosingClass.Index() != td.index.Index() {
break
} else if td2, err := TypeDefFromIndex(row.NestedClass); err != nil {
return nil, err
} else {
ct := content.Type{}
ct.Name = td2.Name()
ct.Flags = td2.row.Flags.Convert()
if err := check(&ct, ct.Name); err != nil {
log4go.Fine("Skipping nested type: %s, %+v, %+v", err, ct, td2.row)
continue
}
t.Types = append(t.Types, ct)
}
}
}
}
err = content.Validate(&t)
td.ct = *t
return
}
func (t *Clang) CompleteAt(args *content.CompleteAtArgs, res *content.CompletionResult) error {
origargs, _ := args.Settings().Get("compiler_flags").([]string)
var unsaved map[string]string
if args.Location.File.Contents != "" {
unsaved = map[string]string{args.Location.File.Name: args.Location.File.Contents}
}
if tu := t.GetTranslationUnit(args.Location.File.Name, origargs, "", unsaved); tu == nil {
return nil
}
cres := tu.CompleteAt(args.Location.File.Name, int(args.Location.Line), int(args.Location.Column), unsaved, 0)
if !cres.IsValid() {
return fmt.Errorf("CompleteResults is not valid")
}
defer cres.Dispose()
for _, r := range cres.Results() {
var (
buf bytes.Buffer
)
switch r.CursorKind {
case clang.CK_StructDecl, clang.CK_TypedefDecl:
for _, c := range r.CompletionString.Chunks() {
buf.WriteString(c.Text())
}
var tt content.Type
tt.Flags = content.FLAG_TYPE_CLASS
tt.Name.Absolute = buf.String()
res.Types = append(res.Types, tt)
case clang.CK_FunctionDecl:
var (
m content.Method
paramstarted bool
argCount int
)
for _, c := range r.CompletionString.Chunks() {
switch k := c.Kind(); k {
case clang.CompletionChunk_ResultType:
var v content.Variable
v.Name.Relative = c.Text()
m.Returns = append(m.Returns, v)
case clang.CompletionChunk_Placeholder:
var v content.Variable
v.Type.Name.Relative = c.Text()
v.Name.Relative = fmt.Sprintf("arg%d", argCount)
argCount++
m.Parameters = append(m.Parameters, v)
case clang.CompletionChunk_LeftParen:
paramstarted = true
case clang.CompletionChunk_RightParen, clang.CompletionChunk_Comma:
case clang.CompletionChunk_TypedText:
if !paramstarted {
buf.WriteString(c.Text())
}
default:
log4go.Warn("Unimplemented CompletionChunkKind: %s", k)
}
}
m.Name.Relative = buf.String()
res.Methods = append(res.Methods, m)
default:
log4go.Warn("Unimplemented CursorKind: %s", r.CursorKind)
}
}
return nil
}