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Merge pull request #706 from moosq/master
Show links to possible map calls on hover
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,79 @@ | ||
| package lsp | ||
|
|
||
| import ( | ||
| "sort" | ||
|
|
||
| "github.com/nokia/ntt/internal/lsp/protocol" | ||
| "github.com/nokia/ntt/ttcn3" | ||
| "github.com/nokia/ntt/ttcn3/syntax" | ||
| ) | ||
|
|
||
| func isDuplicate(list []protocol.Location, loc protocol.Location) bool { | ||
| for _, l := range list { | ||
| if l == loc { | ||
| return true | ||
| } | ||
| } | ||
| return false | ||
| } | ||
| func invokedFromMapOrConnect(n syntax.Node, syn *ttcn3.Tree, list []protocol.Location) []protocol.Location { | ||
| p := n | ||
|
|
||
| for { | ||
| p = syn.ParentOf(p) | ||
| if p == nil { | ||
| break | ||
| } | ||
| node, ok := p.(*syntax.CallExpr) | ||
| if !ok { | ||
| continue | ||
| } | ||
| idNode, ok := node.Fun.(*syntax.Ident) | ||
| if !ok { | ||
| continue | ||
| } | ||
| if idNode.String() == "map" || idNode.String() == "connect" { | ||
| loc := location(syntax.Span{Begin: syn.Position(node.Pos()), End: syn.Position(node.End()), Filename: syn.Filename()}) | ||
| if !isDuplicate(list, loc) { | ||
| list = append(list, loc) | ||
| } | ||
| break | ||
| } | ||
| } | ||
| return list | ||
| } | ||
|
|
||
| func findMapConnectStatementForPortIdMatchingTheNameFromFile(file string, idName string) []protocol.Location { | ||
| list := make([]protocol.Location, 0, 4) | ||
| syn := ttcn3.ParseFile(file) | ||
| syn.Root.Inspect(func(n syntax.Node) bool { | ||
| if n == nil { | ||
| // called on node exit | ||
| return false | ||
| } | ||
|
|
||
| switch node := n.(type) { | ||
| case *syntax.Ident: | ||
| if idName == node.String() { | ||
| list = invokedFromMapOrConnect(n, syn, list) | ||
| } | ||
| return false | ||
| default: | ||
| return true | ||
| } | ||
| }) | ||
| return list | ||
| } | ||
|
|
||
| func FindMapConnectStatementForPortIdMatchingTheName(db *ttcn3.DB, name string) []protocol.Location { | ||
| candidates := make([]string, 0, len(db.Uses)) | ||
| locs := make([]protocol.Location, 0, len(db.Uses)) | ||
| for file := range db.Uses[name] { | ||
| candidates = append(candidates, file) | ||
| } | ||
| sort.Strings(candidates) | ||
| for _, file := range candidates { | ||
| locs = append(locs, findMapConnectStatementForPortIdMatchingTheNameFromFile(file, name)...) | ||
| } | ||
| return locs | ||
| } |
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