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Find issues in Go that you’d miss otherwise

DeepSource runs continuous static analysis on your Go code and helps you find and automatically fix hundreds of code quality and security issues.

Pick a repository to start analyzing your code

Don't mix hex literal letter digits casing

style

File creation in shared tmp directory without using ioutil.Tempfile

security

Replace len(path) == 0 with path == ""

anti-pattern

This result of append is never used, except maybe in other appends

bug risk

Can combine the chain of append into one

performance
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open-source tools
No need to install or configure anything. Works out of the box.
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No need to maintain complex config files
commercial tools
4x more issues than any other Go analyzer in the market
Automatically format your code with Transformers
Not just identify, but also fix issues with Autofix
Fewer false positives and lesser noise
74,863,910+ issues detected
107,110+ issues autofixed
14s average analysis time
215,573+ total number of checks

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pkg/proc/variables.go CHANGED
@@ -82,9 +82,7 @@ func (cm constantsMap) Get(typ godwarf.Type) *constantType {
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82
  ctyp.initialized = true
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83
  sort.Sort(constantValuesByValue(ctyp.values))
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  for i := range ctyp.values {
85
- if strings.HasPrefix(ctyp.values[i].name, typepkg) {
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- ctyp.values[i].name = ctyp.values[i].name[len(typepkg):]
85
+ ctyp.values[i].name = strings.TrimPrefix(ctyp.values[i].name, typepkg)
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- }
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  if popcnt(uint64(ctyp.values[i].value)) == 1 {
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  ctyp.values[i].singleBit = true
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  }
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I'm a big fan of DeepSource. I reviewed quite a few products to better support our engineers and the quality of problems found was far better than Codacy or Code Climate for our Python backend codebase.
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