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codegen: add some type aliases so that the domain-specific code can avoid referencing the overflow namespace #275

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Merged
merged 3 commits into from
Jul 3, 2024
Merged

codegen: add some type aliases so that the domain-specific code can avoid referencing the overflow namespace #275

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2b52f37
codegen: add some type aliases so that the domain-specific code can a…
mpollmeier Jul 3, 2024
7398414
DiffGraphBuilder doesn't need a type alias for odb
mpollmeier Jul 3, 2024
e28121b
adapt tests
mpollmeier Jul 3, 2024
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23 changes: 23 additions & 0 deletions codegen/src/main/scala/overflowdb/codegen/CodeGen.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -1259,6 +1259,29 @@ class CodeGen(schema: Schema) {
val srcFile = nodeType.className + ".scala"
results.append(baseDir.createChild(srcFile).write(src))
}


val packageObject = {
val lastSeparatorIdx = basePackage.lastIndexOf('.')
val packageParent = basePackage.take(lastSeparatorIdx)
val packageSimpleName = basePackage.drop(lastSeparatorIdx + 1)

s"""package $packageParent
|
|package object $packageSimpleName {
| // some type aliases so that the domain-specific code can avoid referencing the `overflowdb` namespace
| type DiffGraphBuilder = _root_.overflowdb.BatchedUpdate.DiffGraphBuilder
|
| object help {
| type Doc = _root_.overflowdb.traversal.help.Doc
| type Traversal = _root_.overflowdb.traversal.help.Traversal
| type TraversalSource = _root_.overflowdb.traversal.help.TraversalSource
| }
|}
|""".stripMargin
}
results.append(baseDir.createChild("package.scala").write(packageObject))

results.toSeq
}

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