AddImport checks whether this file already imports pkgpath and that import is in scope at pos.

CheckReadable enforces the access policy defined by the ReadFile field of [analysis.Pass].

ExtractDoc extracts a section of a package doc comment from the provided contents of an analyzer package's doc.go file.

IsZeroValue checks whether the given expression is a 'zero value' (as determined by output of analysisinternal.ZeroValue).

MakeReadFile returns a simple implementation of the Pass.ReadFile function.

MatchingIdents finds the names of all identifiers in 'node' that match any of the given types.

MustExtractDoc is like [ExtractDoc] but it panics on error.

StmtToInsertVarBefore returns the ast.Stmt before which we can safely insert a new variable.

TypeExpr returns syntax for the specified type.

WalkASTWithParent walks the AST rooted at n.