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internal/buildcfg: set Error instead of panicking

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All build environment validation sets Error except for the
GOEXPERIMENT parser, which panics. Change it to also set Error so that
a bad GOEXPERIMENT doesn't cause everything that imports
internal/buildcfg to panic on init.

Change-Id: Ie9a506ef0978ecb410f2dcd784638f2167354175
Reviewed-on: https://go-review.googlesource.com/c/go/+/310970
Trust: Austin Clements <austin@google.com>
Run-TryBot: Austin Clements <austin@google.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Jay Conrod <jayconrod@google.com>
This commit is contained in:
Austin Clements 2021-04-16 21:50:46 -04:00
parent da7496d841
commit e15d1f4e64
1 changed files with 2 additions and 2 deletions
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4
src/internal/buildcfg/exp.go
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@ -108,10 +108,10 @@ func parseExperiments() goexperiment.Flags {
}
// Check regabi dependencies.
if flags.RegabiG && !flags.RegabiWrappers {
panic("GOEXPERIMENT regabig requires regabiwrappers")
Error = fmt.Errorf("GOEXPERIMENT regabig requires regabiwrappers")
}
if flags.RegabiArgs && !(flags.RegabiWrappers && flags.RegabiG && flags.RegabiReflect && flags.RegabiDefer) {
panic("GOEXPERIMENT regabiargs requires regabiwrappers,regabig,regabireflect,regabidefer")
Error = fmt.Errorf("GOEXPERIMENT regabiargs requires regabiwrappers,regabig,regabireflect,regabidefer")
}
return flags
}