github.com/neilgarb/delve@v1.9.2-nobreaks/pkg/goversion/compat.go (about)

     1  package goversion
     2  
     3  import (
     4  	"fmt"
     5  
     6  	"github.com/go-delve/delve/pkg/logflags"
     7  )
     8  
     9  var (
    10  	MinSupportedVersionOfGoMajor = 1
    11  	MinSupportedVersionOfGoMinor = 16
    12  	MaxSupportedVersionOfGoMajor = 1
    13  	MaxSupportedVersionOfGoMinor = 19
    14  	goTooOldErr                  = fmt.Sprintf("Go version %%s is too old for this version of Delve (minimum supported version %d.%d, suppress this error with --check-go-version=false)", MinSupportedVersionOfGoMajor, MinSupportedVersionOfGoMinor)
    15  	goTooOldWarn                 = fmt.Sprintf("WARNING: undefined behavior - Go version %%s is too old for this version of Delve (minimum supported version %d.%d)", MinSupportedVersionOfGoMajor, MinSupportedVersionOfGoMinor)
    16  	dlvTooOldErr                 = fmt.Sprintf("Version of Delve is too old for Go version %%s (maximum supported version %d.%d, suppress this error with --check-go-version=false)", MaxSupportedVersionOfGoMajor, MaxSupportedVersionOfGoMinor)
    17  	dlvTooOldWarn                = fmt.Sprintf("WARNING: undefined behavior - version of Delve is too old for Go version %%s (maximum supported version %d.%d)", MaxSupportedVersionOfGoMajor, MaxSupportedVersionOfGoMinor)
    18  )
    19  
    20  // Compatible checks that the version specified in the producer string is compatible with
    21  // this version of delve.
    22  func Compatible(producer string, warnonly bool) error {
    23  	ver := ParseProducer(producer)
    24  	if ver.IsDevel() {
    25  		return nil
    26  	}
    27  	verstr := fmt.Sprintf("%d.%d.%d", ver.Major, ver.Minor, ver.Rev)
    28  	if !ver.AfterOrEqual(GoVersion{MinSupportedVersionOfGoMajor, MinSupportedVersionOfGoMinor, -1, 0, 0, ""}) {
    29  		if warnonly {
    30  			logflags.WriteError(fmt.Sprintf(goTooOldWarn, verstr))
    31  			return nil
    32  		}
    33  		return fmt.Errorf(goTooOldErr, verstr)
    34  	}
    35  	if ver.AfterOrEqual(GoVersion{MaxSupportedVersionOfGoMajor, MaxSupportedVersionOfGoMinor + 1, -1, 0, 0, ""}) {
    36  		if warnonly {
    37  			logflags.WriteError(fmt.Sprintf(dlvTooOldWarn, verstr))
    38  			return nil
    39  		}
    40  		return fmt.Errorf(dlvTooOldErr, verstr)
    41  	}
    42  	return nil
    43  }