50 lines
1.6 KiB
Go
50 lines
1.6 KiB
Go
package generator
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import (
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"strings"
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"github.com/golang/glog"
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"go-common/app/tool/gengo/namer"
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"go-common/app/tool/gengo/types"
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)
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// NewImportTracker is
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func NewImportTracker(typesToAdd ...*types.Type) namer.ImportTracker {
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tracker := namer.NewDefaultImportTracker(types.Name{})
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tracker.IsInvalidType = func(*types.Type) bool { return false }
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tracker.LocalName = func(name types.Name) string { return golangTrackerLocalName(&tracker, name) }
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tracker.PrintImport = func(path, name string) string { return name + " \"" + path + "\"" }
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tracker.AddTypes(typesToAdd...)
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return &tracker
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}
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func golangTrackerLocalName(tracker namer.ImportTracker, t types.Name) string {
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path := t.Package
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// Using backslashes in package names causes gengo to produce Go code which
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// will not compile with the gc compiler. See the comment on GoSeperator.
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if strings.ContainsRune(path, '\\') {
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glog.Warningf("Warning: backslash used in import path '%v', this is unsupported.\n", path)
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}
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dirs := strings.Split(path, namer.GoSeperator)
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for n := len(dirs) - 1; n >= 0; n-- {
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// follow kube convention of not having anything between directory names
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name := strings.Join(dirs[n:], "")
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name = strings.Replace(name, "_", "", -1)
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// These characters commonly appear in import paths for go
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// packages, but aren't legal go names. So we'll sanitize.
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name = strings.Replace(name, ".", "", -1)
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name = strings.Replace(name, "-", "", -1)
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if _, found := tracker.PathOf(name); found {
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// This name collides with some other package
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continue
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}
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return name
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}
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panic("can't find import for " + path)
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}
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