Command-line tool to rename a lot of files with some rules :)
- help
replacer -h - change extension
replacer -d . -ext txt c(-d = directory) - change contains
replacer -d . -contains as ss - convert to snake_case
replacer -d . -snake - convert to camelCase
replacer -d . -camel - rename list of files with incremental index
go test -bench=. -benchmem
goos: linux
goarch: amd64
pkg: github.com/guerinoni/replacer
cpu: Intel(R) Core(TM) i7-8565U CPU @ 1.80GHz
BenchmarkExecCamelCaseOneFile-8 14736 71699 ns/op 2280 B/op 28 allocs/op
BenchmarkExecCamelCaseDir-8 1078 1268006 ns/op 22503 B/op 422 allocs/op
BenchmarkExecCamelCaseLotDir-8 55 20024731 ns/op 611971 B/op 4122 allocs/op
BenchmarkExecCamelCaseManyDir-8 15 74275259 ns/op 6993296 B/op 10864 allocs/op
BenchmarkExecChangeContainsOneFile-8 14798 82463 ns/op 2264 B/op 27 allocs/op
BenchmarkExecChangeContainsDir-8 956 1163330 ns/op 21177 B/op 412 allocs/op
BenchmarkExecChangeContainsLotDir-8 68 18553358 ns/op 568569 B/op 4024 allocs/op
BenchmarkExecChangeContainsManyDir-8 13 81944776 ns/op 6180158 B/op 10684 allocs/op
BenchmarkExecChangeExtensionOneFile-8 16408 69426 ns/op 2264 B/op 27 allocs/op
BenchmarkExecChangeExtensionDir-8 1114 1763960 ns/op 19175 B/op 412 allocs/op
BenchmarkExecChangeExtensionLotDir-8 74 13857763 ns/op 389218 B/op 4021 allocs/op
BenchmarkExecChangeExtensionManyDir-8 4 341479902 ns/op 33262900 B/op 42103 allocs/op
BenchmarkExecSnakeCaseOneFile-8 15810 71889 ns/op 2280 B/op 28 allocs/op
BenchmarkExecSnakeCaseDir-8 88321 14756 ns/op 1931 B/op 27 allocs/op
BenchmarkExecSnakeCaseLotDir-8 109 10770991 ns/op 611515 B/op 4120 allocs/op
BenchmarkExecSnakeCaseManyDir-8 14 83155920 ns/op 5913929 B/op 10600 allocs/op
PASS
ok github.com/guerinoni/replacer 24.268s