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bind/var: introduce new Var

This commit is contained in:
Sebastien Binet 2015-07-28 16:00:18 +02:00
parent a9624ab5da
commit 76f5f7d999
1 changed files with 33 additions and 17 deletions
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50
bind/vars.go
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@ -11,23 +11,39 @@ import (
) )
type Var struct { type Var struct {
Var *types.Var pkg *Package
id string
doc string
name string
obj types.Object
dtype typedesc dtype typedesc
} }
func newVars(tuple *types.Tuple) []*Var { func (v *Var) Name() string {
return v.name
}
func newVar(p *Package, obj types.Object, name, doc string) *Var {
return &Var{
pkg: p,
id: p.Name() + "_" + obj.Name(),
doc: doc,
name: name,
obj: obj,
dtype: getTypedesc(obj.Type()),
}
}
func newVarsFrom(p *Package, tuple *types.Tuple) []*Var {
vars := make([]*Var, 0, tuple.Len()) vars := make([]*Var, 0, tuple.Len())
for i := 0; i < tuple.Len(); i++ { for i := 0; i < tuple.Len(); i++ {
vars = append(vars, newVar(tuple.At(i))) vars = append(vars, newVarFrom(p, tuple.At(i)))
} }
return vars return vars
} }
func newVar(v *types.Var) *Var { func newVarFrom(p *Package, v *types.Var) *Var {
return &Var{ return newVar(p, v, v.Name(), p.getDoc("", v))
Var: v,
dtype: getTypedesc(v.Type()),
}
} }
func getTypedesc(t types.Type) typedesc { func getTypedesc(t types.Type) typedesc {
@ -59,7 +75,7 @@ func getTypedesc(t types.Type) typedesc {
} }
func (v *Var) GoType() types.Type { func (v *Var) GoType() types.Type {
return v.Var.Type() return v.obj.Type()
} }
func (v *Var) CType() string { func (v *Var) CType() string {
@ -84,18 +100,18 @@ func (v *Var) isGoString() bool {
func (v *Var) genDecl(g *printer) { func (v *Var) genDecl(g *printer) {
if v.isGoString() { if v.isGoString() {
g.Printf("const char* cgopy_%s;\n", v.Var.Name()) g.Printf("const char* cgopy_%s;\n", v.Name())
} }
g.Printf("%[1]s c_%[2]s;\n", v.CGoType(), v.Var.Name()) g.Printf("%[1]s c_%[2]s;\n", v.CGoType(), v.Name())
} }
func (v *Var) genRecvDecl(g *printer) { func (v *Var) genRecvDecl(g *printer) {
g.Printf("%[1]s c_%[2]s;\n", v.CGoType(), v.Var.Name()) g.Printf("%[1]s c_%[2]s;\n", v.CGoType(), v.Name())
} }
func (v *Var) genRecvImpl(g *printer) { func (v *Var) genRecvImpl(g *printer) {
n := string(v.CGoType()[len("GoPy_"):]) n := string(v.CGoType()[len("GoPy_"):])
g.Printf("c_%[1]s = ((_gopy_%[2]s*)self)->cgopy;\n", v.Var.Name(), n) g.Printf("c_%[1]s = ((_gopy_%[2]s*)self)->cgopy;\n", v.Name(), n)
} }
func (v *Var) genRetDecl(g *printer) { func (v *Var) genRetDecl(g *printer) {
@ -106,21 +122,21 @@ func (v *Var) genRetDecl(g *printer) {
} }
func (v *Var) getArgParse() (string, string) { func (v *Var) getArgParse() (string, string) {
addr := "&c_" + v.Var.Name() addr := "&c_" + v.Name()
if v.isGoString() { if v.isGoString() {
addr = "&cgopy_" + v.Var.Name() addr = "&cgopy_" + v.Name()
} }
return v.dtype.pyfmt, addr return v.dtype.pyfmt, addr
} }
func (v *Var) genFuncPreamble(g *printer) { func (v *Var) genFuncPreamble(g *printer) {
if v.isGoString() { if v.isGoString() {
g.Printf("c_%[1]s = CGoPy_GoString((char*)cgopy_%[1]s);\n", v.Var.Name()) g.Printf("c_%[1]s = CGoPy_GoString((char*)cgopy_%[1]s);\n", v.Name())
} }
} }
func (v *Var) getFuncArg() string { func (v *Var) getFuncArg() string {
return "c_" + v.Var.Name() return "c_" + v.Name()
} }
func (v *Var) needWrap() bool { func (v *Var) needWrap() bool {