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60 lines
2.2 KiB
Go
60 lines
2.2 KiB
Go
package languages
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import (
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"regexp"
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"github.com/zzet/gortex/internal/graph"
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"github.com/zzet/gortex/internal/parser"
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)
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// React Native Fabric / Codegen view-component recognition. A Fabric
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// component is declared in a TS spec with
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// `codegenNativeComponent<NativeProps>('RCTMyView')`, and its NativeProps
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// interface declares event props typed `DirectEventHandler<T>` /
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// `BubblingEventHandler<T>`. This spec is the cross-language ground truth
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// the native view manager (an ObjC RCTViewManager with
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// RCT_EXPORT_VIEW_PROPERTY, or a Java ViewManager with @ReactProp)
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// implements. The Fabric synthesizer links the spec to the native manager
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// by component name.
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var (
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// codegenNativeComponent<Props>('Name') — the type arg is optional.
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fabricCodegenRe = regexp.MustCompile(`codegenNativeComponent\s*(?:<[^>]*>)?\s*\(\s*['"]([^'"]+)['"]`)
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// onChange?: DirectEventHandler<ChangeEvent> / BubblingEventHandler<...>
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fabricEventRe = regexp.MustCompile(`(?m)^\s*(\w+)\??\s*:\s*(?:Direct|Bubbling)EventHandler\s*<`)
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)
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// emitFabricComponentNodes scans a TS/JS Fabric spec for a
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// codegenNativeComponent declaration and emits a synthetic component node
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// carrying fabric_component plus the event-handler prop names parsed from
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// the spec, so the Fabric synthesizer can pair it with the native view
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// manager.
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func emitFabricComponentNodes(src []byte, filePath, language, fileID string, result *parser.ExtractionResult) {
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s := string(src)
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comp := fabricCodegenRe.FindStringSubmatch(s)
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if comp == nil {
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return
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}
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component := comp[1]
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id := filePath + "::fabric:" + component
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var events []string
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for _, m := range fabricEventRe.FindAllStringSubmatch(s, -1) {
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events = append(events, m[1])
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}
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line := lineAt(src, fabricCodegenRe.FindStringIndex(s)[0])
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node := &graph.Node{
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ID: id, Kind: graph.KindType, Name: component,
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FilePath: filePath, StartLine: line, EndLine: line,
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Language: language,
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Meta: map[string]any{"fabric_component": component, "type_flavor": "component", "ui_component": "react"},
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}
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if len(events) > 0 {
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node.Meta["fabric_events"] = events
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}
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result.Nodes = append(result.Nodes, node)
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result.Edges = append(result.Edges, &graph.Edge{
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From: fileID, To: id, Kind: graph.EdgeDefines, FilePath: filePath, Line: line,
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})
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}
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