miqt/cmd/genbindings/emitgo.go

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package main
import (
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"fmt"
"strings"
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)
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func emitParametersCpp(params []nativeParameter) string {
tmp := make([]string, 0, len(params))
for _, p := range params {
tmp = append(tmp, p.name+" "+p.typ)
}
return strings.Join(tmp, ", ")
}
func emitParametersGo(params []nativeParameter) string {
tmp := make([]string, 0, len(params))
for _, p := range params {
tmp = append(tmp, p.typ+" "+p.name)
}
return strings.Join(tmp, ", ")
}
func emitBindingHeader(src *parsedHeader, filename string) (string, error) {
ret := strings.Builder{}
includeGuard := strings.ToUpper(strings.Replace(filename, `.`, `_`, -1)) + "_H"
ret.WriteString(`#ifndef ` + includeGuard + `
#define ` + includeGuard + `
#ifdef __cplusplus
extern "C" {
#endif
`)
for _, c := range src.classes {
ret.WriteString(`typedef void* P` + c.className + ";\n\n")
for i, ctor := range c.ctors {
suffix := ""
if i > 0 {
suffix = fmt.Sprintf("%d", i+1)
}
// TODO fixup parameters
ret.WriteString(fmt.Sprintf("P%s %s_new%s(%s);\n", c.className, suffix, emitParametersCpp(ctor.parameters)))
}
for _, m := range c.methods {
ret.WriteString(fmt.Sprintf("%s %s_%s(%s);\n", m.returnType, c.className, m.methodName, emitParametersCpp(m.parameters)))
}
ret.WriteString("\n")
}
ret.WriteString(`
#ifdef __cplusplus
} /* extern C */
#endif
#endif
`)
return ret.String(), nil
}
func emitBindingCpp(src *parsedHeader) (string, error) {
ret := strings.Builder{}
return ret.String(), nil
}
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func emitGo(src *parsedHeader) (string, error) {
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ret := strings.Builder{}
ret.WriteString("package miqt\n\n")
// CGO block
// Pure-Go block
for _, c := range src.classes {
_ = c
}
return ret.String(), nil
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}