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compiler: use fully-qualified names for tracking functions

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Function name now consists of 3 parts:
1) full package path
2) method receiver type (if any)
3) function name itself .

Fix #1150.

Signed-off-by: Evgenii Stratonikov <evgeniy@nspcc.ru>
This commit is contained in:
Evgenii Stratonikov 2020-07-29 17:20:00 +03:00
parent 528c184f00
commit a781d299e0
8 changed files with 87 additions and 15 deletions
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7
pkg/compiler/analysis.go
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@ -113,14 +113,15 @@ func (c *codegen) analyzeFuncUsage() funcUsage {
case *ast.CallExpr:
switch t := n.Fun.(type) {
case *ast.Ident:
usage[t.Name] = true
usage[c.getIdentName("", t.Name)] = true
case *ast.SelectorExpr:
usage[t.Sel.Name] = true
name, _ := c.getFuncNameFromSelector(t)
usage[name] = true
}
case *ast.FuncDecl:
// exported functions are always assumed to be used
if isMain && n.Name.IsExported() {
usage[n.Name.Name] = true
usage[c.getFuncNameFromDecl(pkg.Path(), n)] = true
}
}
return true