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WIP: type arg extraction

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This commit is contained in:
Tamas Vajk
2021-10-06 17:27:19 +02:00
committed by Ian Lynagh
parent 0c6e20928c
commit 8dff527a0e
8 changed files with 199 additions and 48 deletions
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6
java/ql/lib/semmle/code/java/Generics.qll
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@@ -475,7 +475,7 @@ class GenericCall extends Call {
result.(Wildcard).getUpperBound().getType() = v.getUpperBoundType()
}
private RefType getAnExplicitTypeArgument(TypeVariable v) {
private Type getAnExplicitTypeArgument(TypeVariable v) {
exists(GenericCallable gen, MethodAccess call, int i |
this = call and
gen = call.getCallee() and
@@ -485,8 +485,8 @@ class GenericCall extends Call {
}
/** Gets a type argument of the call for the given `TypeVariable`. */
RefType getATypeArgument(TypeVariable v) {
result = this.getAnExplicitTypeArgument(v)
Type getATypeArgument(TypeVariable v) {
result = getAnExplicitTypeArgument(v)
or
not exists(this.getAnExplicitTypeArgument(v)) and
result = this.getAnInferredTypeArgument(v)