16 lines
339 B
Go
16 lines
339 B
Go
//go:build ruleguard
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package ruleguard
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import (
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"github.com/quasilyte/go-ruleguard/dsl"
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)
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func rangeExprCopy(m dsl.Matcher) {
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m.Match(`for _, $_ := range $x { $*_ }`, `for _, $_ = range $x { $*_ }`).
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Where(m["x"].Addressable && m["x"].Type.Size >= 512).
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Report(`$x copy can be avoided with &$x`).
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At(m["x"]).
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Suggest(`&$x`)
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}
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