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Re-enable and fix up document symbol support
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,151 @@ | ||
| package lsp | ||
|
|
||
| import ( | ||
| "fmt" | ||
|
|
||
| "github.com/kralicky/protocompile/ast" | ||
| "github.com/kralicky/tools-lite/gopls/pkg/lsp/protocol" | ||
| ) | ||
|
|
||
| func (c *Cache) DocumentSymbolsForFile(doc protocol.TextDocumentIdentifier) ([]protocol.DocumentSymbol, error) { | ||
| c.resultsMu.RLock() | ||
| defer c.resultsMu.RUnlock() | ||
|
|
||
| f, err := c.FindResultByURI(doc.URI) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| var symbols []protocol.DocumentSymbol | ||
|
|
||
| fn := f.AST() | ||
| for _, decl := range fn.Decls { | ||
| switch node := decl.(type) { | ||
| case *ast.MessageNode: | ||
| symbols = append(symbols, messageSymbols(fn, node)...) | ||
| case *ast.EnumNode: | ||
| symbols = append(symbols, enumSymbols(fn, node)...) | ||
| case *ast.ExtendNode: | ||
| symbols = append(symbols, extendSymbols(fn, node)...) | ||
| case *ast.ServiceNode: | ||
| symbols = append(symbols, serviceSymbols(fn, node)...) | ||
| } | ||
| } | ||
| return symbols, nil | ||
| } | ||
|
|
||
| func messageSymbols(fn *ast.FileNode, node *ast.MessageNode) []protocol.DocumentSymbol { | ||
| symbols := []protocol.DocumentSymbol{} | ||
| sym := protocol.DocumentSymbol{ | ||
| Name: string(node.Name.AsIdentifier()), | ||
| Kind: protocol.Class, | ||
| Range: toRange(fn.NodeInfo(node)), | ||
| SelectionRange: toRange(fn.NodeInfo(node.Name)), | ||
| } | ||
| for _, decl := range node.Decls { | ||
| switch node := decl.(type) { | ||
| case *ast.FieldNode: | ||
| if node.IsIncomplete() { | ||
| continue | ||
| } | ||
| sym.Children = append(sym.Children, protocol.DocumentSymbol{ | ||
| Name: string(node.Name.AsIdentifier()), | ||
| Detail: string(node.FldType.AsIdentifier()), | ||
| Kind: protocol.Field, | ||
| Range: toRange(fn.NodeInfo(node)), | ||
| SelectionRange: toRange(fn.NodeInfo(node.Name)), | ||
| }) | ||
| case *ast.MapFieldNode: | ||
| sym.Children = append(sym.Children, protocol.DocumentSymbol{ | ||
| Name: string(node.Name.AsIdentifier()), | ||
| Detail: fmt.Sprintf("map<%s, %s>", string(node.KeyField().Ident.AsIdentifier()), string(node.ValueField().Ident.AsIdentifier())), | ||
| Kind: protocol.Field, | ||
| Range: toRange(fn.NodeInfo(node)), | ||
| SelectionRange: toRange(fn.NodeInfo(node.Name)), | ||
| }) | ||
| case *ast.MessageNode: | ||
| sym.Children = append(sym.Children, messageSymbols(fn, node)...) | ||
| case *ast.EnumNode: | ||
| sym.Children = append(sym.Children, enumSymbols(fn, node)...) | ||
| case *ast.ExtendNode: | ||
| sym.Children = append(sym.Children, extendSymbols(fn, node)...) | ||
| } | ||
| } | ||
| symbols = append(symbols, sym) | ||
| return symbols | ||
| } | ||
|
|
||
| func enumSymbols(fn *ast.FileNode, node *ast.EnumNode) []protocol.DocumentSymbol { | ||
| sym := protocol.DocumentSymbol{ | ||
| Name: string(node.Name.AsIdentifier()), | ||
| Kind: protocol.Enum, | ||
| Range: toRange(fn.NodeInfo(node)), | ||
| SelectionRange: toRange(fn.NodeInfo(node.Name)), | ||
| } | ||
| for _, decl := range node.Decls { | ||
| switch node := decl.(type) { | ||
| case *ast.EnumValueNode: | ||
| sym.Children = append(sym.Children, protocol.DocumentSymbol{ | ||
| Name: string(node.Name.AsIdentifier()), | ||
| Kind: protocol.EnumMember, | ||
| Range: toRange(fn.NodeInfo(node)), | ||
| SelectionRange: toRange(fn.NodeInfo(node.Name)), | ||
| }) | ||
| } | ||
| } | ||
| return []protocol.DocumentSymbol{sym} | ||
| } | ||
|
|
||
| func extendSymbols(fn *ast.FileNode, node *ast.ExtendNode) []protocol.DocumentSymbol { | ||
| symbols := []protocol.DocumentSymbol{} | ||
| for _, decl := range node.Decls { | ||
| switch node := decl.(type) { | ||
| case *ast.FieldNode: | ||
| if node.IsIncomplete() { | ||
| continue | ||
| } | ||
| symbols = append(symbols, protocol.DocumentSymbol{ | ||
| Name: string(node.Name.AsIdentifier()), | ||
| Detail: fmt.Sprintf("[%s] %s", node.Extendee.Extendee.AsIdentifier(), string(node.FldType.AsIdentifier())), | ||
| Kind: protocol.Field, | ||
| Range: toRange(fn.NodeInfo(node)), | ||
| SelectionRange: toRange(fn.NodeInfo(node.Name)), | ||
| }) | ||
| } | ||
| } | ||
| return symbols | ||
| } | ||
|
|
||
| func serviceSymbols(fn *ast.FileNode, node *ast.ServiceNode) []protocol.DocumentSymbol { | ||
| service := protocol.DocumentSymbol{ | ||
| Name: string(node.Name.AsIdentifier()), | ||
| Kind: protocol.Interface, | ||
| Range: toRange(fn.NodeInfo(node)), | ||
| SelectionRange: toRange(fn.NodeInfo(node.Name)), | ||
| } | ||
| for _, decl := range node.Decls { | ||
| switch node := decl.(type) { | ||
| case *ast.RPCNode: | ||
| var detail string | ||
| switch { | ||
| case node.Input.Stream != nil && node.Output.Stream != nil: | ||
| detail = "stream (bidirectional)" | ||
| case node.Input.Stream != nil: | ||
| detail = "stream (client)" | ||
| case node.Output.Stream != nil: | ||
| detail = "stream (server)" | ||
| default: | ||
| detail = "unary" | ||
| } | ||
| rpc := protocol.DocumentSymbol{ | ||
| Name: string(node.Name.AsIdentifier()), | ||
| Detail: detail, | ||
| Kind: protocol.Method, | ||
| Range: toRange(fn.NodeInfo(node)), | ||
| SelectionRange: toRange(fn.NodeInfo(node.Name)), | ||
| } | ||
| service.Children = append(service.Children, rpc) | ||
| } | ||
| } | ||
| return []protocol.DocumentSymbol{service} | ||
| } |