From fc8c5fdce62fb229202659408798a7b6c98f6e8b Mon Sep 17 00:00:00 2001 From: 简律纯 Date: Fri, 28 Apr 2023 01:36:55 +0800 Subject: --- cli/internal/util/parse_concurrency.go | 39 ---------------------------------- 1 file changed, 39 deletions(-) delete mode 100644 cli/internal/util/parse_concurrency.go (limited to 'cli/internal/util/parse_concurrency.go') diff --git a/cli/internal/util/parse_concurrency.go b/cli/internal/util/parse_concurrency.go deleted file mode 100644 index 6917600..0000000 --- a/cli/internal/util/parse_concurrency.go +++ /dev/null @@ -1,39 +0,0 @@ -package util - -import ( - "fmt" - "math" - "runtime" - "strconv" - "strings" -) - -var ( - // alias so we can mock in tests - runtimeNumCPU = runtime.NumCPU - // positive values check for +Inf - _positiveInfinity = 1 -) - -// ParseConcurrency parses a concurrency value, which can be a number (e.g. 2) or a percentage (e.g. 50%). -func ParseConcurrency(concurrencyRaw string) (int, error) { - if strings.HasSuffix(concurrencyRaw, "%") { - if percent, err := strconv.ParseFloat(concurrencyRaw[:len(concurrencyRaw)-1], 64); err != nil { - return 0, fmt.Errorf("invalid value for --concurrency CLI flag. This should be a number --concurrency=4 or percentage of CPU cores --concurrency=50%% : %w", err) - } else { - if percent > 0 && !math.IsInf(percent, _positiveInfinity) { - return int(math.Max(1, float64(runtimeNumCPU())*percent/100)), nil - } else { - return 0, fmt.Errorf("invalid percentage value for --concurrency CLI flag. This should be a percentage of CPU cores, between 1%% and 100%% : %w", err) - } - } - } else if i, err := strconv.Atoi(concurrencyRaw); err != nil { - return 0, fmt.Errorf("invalid value for --concurrency CLI flag. This should be a positive integer greater than or equal to 1: %w", err) - } else { - if i >= 1 { - return i, nil - } else { - return 0, fmt.Errorf("invalid value %v for --concurrency CLI flag. This should be a positive integer greater than or equal to 1", i) - } - } -} -- cgit v1.2.3-70-g09d2