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add error handler

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This commit is contained in:
andrey1s
2020-10-25 11:06:43 +03:00
parent 13bda376d6
commit 365fc32888
4 changed files with 26 additions and 16 deletions
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25
output/output.go
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@@ -4,6 +4,7 @@ import (
"context"
"fmt"
"io"
"os"
)
type Verbosity int
@@ -16,46 +17,50 @@ const (
VerbosityTrace
)
func writeError(n int, err error) {
fmt.Fprint(os.Stderr, err)
}
type Output func(ctx context.Context, verb Verbosity, msg string, args ...KeyValue) (int, error)
func (o Output) Print(ctx context.Context, args ...interface{}) {
o(ctx, VerbosityNorm, fmt.Sprint(args...))
writeError(o(ctx, VerbosityNorm, fmt.Sprint(args...)))
}
func (o Output) PrintKV(ctx context.Context, msg string, kv ...KeyValue) {
o(ctx, VerbosityNorm, msg, kv...)
writeError(o(ctx, VerbosityNorm, msg, kv...))
}
func (o Output) Printf(ctx context.Context, format string, args ...interface{}) {
o(ctx, VerbosityNorm, fmt.Sprintf(format, args...))
writeError(o(ctx, VerbosityNorm, fmt.Sprintf(format, args...)))
}
func (o Output) Println(ctx context.Context, args ...interface{}) {
o(ctx, VerbosityNorm, fmt.Sprintln(args...))
writeError(o(ctx, VerbosityNorm, fmt.Sprintln(args...)))
}
func (o Output) Info(ctx context.Context, args ...interface{}) {
o(ctx, VerbosityInfo, fmt.Sprint(args...))
writeError(o(ctx, VerbosityInfo, fmt.Sprint(args...)))
}
func (o Output) InfoKV(ctx context.Context, msg string, kv ...KeyValue) {
o(ctx, VerbosityInfo, msg, kv...)
writeError(o(ctx, VerbosityInfo, msg, kv...))
}
func (o Output) Debug(ctx context.Context, args ...interface{}) {
o(ctx, VerbosityDebug, fmt.Sprint(args...))
writeError(o(ctx, VerbosityDebug, fmt.Sprint(args...)))
}
func (o Output) DebugKV(ctx context.Context, msg string, kv ...KeyValue) {
o(ctx, VerbosityDebug, msg, kv...)
writeError(o(ctx, VerbosityDebug, msg, kv...))
}
func (o Output) Trace(ctx context.Context, args ...interface{}) {
o(ctx, VerbosityTrace, fmt.Sprint(args...))
writeError(o(ctx, VerbosityTrace, fmt.Sprint(args...)))
}
func (o Output) TraceKV(ctx context.Context, msg string, kv ...KeyValue) {
o(ctx, VerbosityTrace, msg, kv...)
writeError(o(ctx, VerbosityTrace, msg, kv...))
}
func (o Output) Write(b []byte) (int, error) {