4b20ffaf4f
Namely, the "doc" element is ignored. Also, I've sorted everything before output so that diff isn't completely useless.
71 lines
1.9 KiB
Go
71 lines
1.9 KiB
Go
package main
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import (
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"log"
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"strings"
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)
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// Protocol is a type that encapsulates all information about one
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// particular XML file. It also contains links to other protocol types
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// if this protocol imports other other extensions. The import relationship
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// is recursive.
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type Protocol struct {
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Parent *Protocol
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Name string
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ExtXName string
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ExtName string
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MajorVersion string
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MinorVersion string
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Imports []*Protocol
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Types []Type
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Requests []*Request
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}
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type Protocols []*Protocol
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func (ps Protocols) Len() int { return len(ps) }
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func (ps Protocols) Swap(i, j int) { ps[i], ps[j] = ps[j], ps[i] }
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func (ps Protocols) Less(i, j int) bool { return ps[i].ExtName < ps[j].ExtName }
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// Initialize traverses all structures, looks for 'Translation' type,
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// and looks up the real type in the namespace. It also sets the source
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// name for all relevant fields/structures.
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// This is necessary because we don't traverse the XML in order initially.
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func (p *Protocol) Initialize() {
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for _, typ := range p.Types {
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typ.Initialize(p)
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}
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for _, req := range p.Requests {
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req.Initialize(p)
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}
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}
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// PkgName returns the name of this package.
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// i.e., 'xproto' for the core X protocol, 'randr' for the RandR extension, etc.
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func (p *Protocol) PkgName() string {
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return strings.Replace(p.Name, "_", "", -1)
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}
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// ProtocolGet searches the current context for the protocol with the given
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// name. (i.e., the current protocol and its imports.)
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// It is an error if one is not found.
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func (p *Protocol) ProtocolFind(name string) *Protocol {
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if p.Name == name {
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return p // that was easy
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}
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for _, imp := range p.Imports {
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if imp.Name == name {
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return imp
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}
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}
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log.Panicf("Could not find protocol with name '%s'.", name)
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panic("unreachable")
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}
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// isExt returns true if this protocol is an extension.
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// i.e., it's name isn't "xproto".
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func (p *Protocol) isExt() bool {
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return strings.ToLower(p.Name) != "xproto"
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}
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