1 files changed, 0 insertions, 96 deletions
diff --git a/vendor/go.opentelemetry.io/otel/sdk/trace/sampler_env.go b/vendor/go.opentelemetry.io/otel/sdk/trace/sampler_env.go
deleted file mode 100644
index 9b672a1d7..000000000
--- a/vendor/go.opentelemetry.io/otel/sdk/trace/sampler_env.go
+++ /dev/null
@@ -1,96 +0,0 @@
-// Copyright The OpenTelemetry Authors
-// SPDX-License-Identifier: Apache-2.0
-
-package trace // import "go.opentelemetry.io/otel/sdk/trace"
-
-import (
-	"errors"
-	"os"
-	"strconv"
-	"strings"
-)
-
-const (
-	tracesSamplerKey    = "OTEL_TRACES_SAMPLER"
-	tracesSamplerArgKey = "OTEL_TRACES_SAMPLER_ARG"
-
-	samplerAlwaysOn                = "always_on"
-	samplerAlwaysOff               = "always_off"
-	samplerTraceIDRatio            = "traceidratio"
-	samplerParentBasedAlwaysOn     = "parentbased_always_on"
-	samplerParsedBasedAlwaysOff    = "parentbased_always_off"
-	samplerParentBasedTraceIDRatio = "parentbased_traceidratio"
-)
-
-type errUnsupportedSampler string
-
-func (e errUnsupportedSampler) Error() string {
-	return "unsupported sampler: " + string(e)
-}
-
-var (
-	errNegativeTraceIDRatio       = errors.New("invalid trace ID ratio: less than 0.0")
-	errGreaterThanOneTraceIDRatio = errors.New("invalid trace ID ratio: greater than 1.0")
-)
-
-type samplerArgParseError struct {
-	parseErr error
-}
-
-func (e samplerArgParseError) Error() string {
-	return "parsing sampler argument: " + e.parseErr.Error()
-}
-
-func (e samplerArgParseError) Unwrap() error {
-	return e.parseErr
-}
-
-func samplerFromEnv() (Sampler, error) {
-	sampler, ok := os.LookupEnv(tracesSamplerKey)
-	if !ok {
-		return nil, nil
-	}
-
-	sampler = strings.ToLower(strings.TrimSpace(sampler))
-	samplerArg, hasSamplerArg := os.LookupEnv(tracesSamplerArgKey)
-	samplerArg = strings.TrimSpace(samplerArg)
-
-	switch sampler {
-	case samplerAlwaysOn:
-		return AlwaysSample(), nil
-	case samplerAlwaysOff:
-		return NeverSample(), nil
-	case samplerTraceIDRatio:
-		if !hasSamplerArg {
-			return TraceIDRatioBased(1.0), nil
-		}
-		return parseTraceIDRatio(samplerArg)
-	case samplerParentBasedAlwaysOn:
-		return ParentBased(AlwaysSample()), nil
-	case samplerParsedBasedAlwaysOff:
-		return ParentBased(NeverSample()), nil
-	case samplerParentBasedTraceIDRatio:
-		if !hasSamplerArg {
-			return ParentBased(TraceIDRatioBased(1.0)), nil
-		}
-		ratio, err := parseTraceIDRatio(samplerArg)
-		return ParentBased(ratio), err
-	default:
-		return nil, errUnsupportedSampler(sampler)
-	}
-}
-
-func parseTraceIDRatio(arg string) (Sampler, error) {
-	v, err := strconv.ParseFloat(arg, 64)
-	if err != nil {
-		return TraceIDRatioBased(1.0), samplerArgParseError{err}
-	}
-	if v < 0.0 {
-		return TraceIDRatioBased(1.0), errNegativeTraceIDRatio
-	}
-	if v > 1.0 {
-		return TraceIDRatioBased(1.0), errGreaterThanOneTraceIDRatio
-	}
-
-	return TraceIDRatioBased(v), nil
-}