Core

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This wiki page provides an explanation of the inner workings of flowR. You can explore the output of these steps, by using similarly named commands in the REPL (:parse, :normalize, and :dataflow).

• Dataflow Analysis
  • The Dataflow Steps
    • Step 1: Parsing the R Code
    • Step 2: Normalizing the AST
    • Step 3: Dataflow Analysis on the Normalized AST
• Slicing R Code
  • The Slicing Steps
    • Step 4: Slicing on the Dataflow Graph
    • Step 5: Reconstruct the R Code

Dataflow Analysis

For an overview of the involved structures, please refer to the Normalized AST and Dataflow Graph wiki pages.

The Dataflow Steps

Step 1: Parsing the R Code

Step 2: Normalizing the AST

Step 3: Dataflow Analysis on the Normalized AST

Slicing R Code

The Slicing Steps

Step 4: Slicing on the Dataflow Graph

Step 5: Reconstruct the R Code