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add convenience method to API graphs

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Erik Krogh Kristensen
2020-09-29 15:50:28 +02:00
parent 60c310d1bf
commit deae9256dd
1 changed files with 11 additions and 0 deletions
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11
javascript/ql/src/semmle/javascript/ApiGraphs.qll
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@@ -35,6 +35,17 @@ module API {
)
}
/**
* Gets a source-node corresponding to a use of the API component represented by this node.
*
* For example, `require('fs').readFileSync` is a use of the function `readFileSync` from the
* `fs` module, and `require('fs').readFileSync(file)` is a use of the result of that function.
*
* As another example, in the assignment `exports.plusOne = (x) => x+1` the two references to
* `x` are uses of the first parameter of `plusOne`.
*/
DataFlow::SourceNode getASourceUse() { Impl::use(this, result) }
/**
* Gets a data-flow node corresponding to the right-hand side of a definition of the API
* component represented by this node.