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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,114 @@ | ||
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| format_bytes <- local({ | ||
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| pretty_bytes <- function(bytes, style = c("default", "nopad", "6")) { | ||
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| style <- switch( | ||
| match.arg(style), | ||
| "default" = pretty_bytes_default, | ||
| "nopad" = pretty_bytes_nopad, | ||
| "6" = pretty_bytes_6 | ||
| ) | ||
|
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| style(bytes) | ||
| } | ||
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| compute_bytes <- function(bytes, smallest_unit = "B") { | ||
| units0 <- c("B", "kB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB") | ||
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| stopifnot( | ||
| is.numeric(bytes), | ||
| is.character(smallest_unit), | ||
| length(smallest_unit) == 1, | ||
| !is.na(smallest_unit), | ||
| smallest_unit %in% units0 | ||
| ) | ||
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| limits <- c(1000, 999950 * 1000 ^ (seq_len(length(units0) - 2) - 1)) | ||
| low <- match(smallest_unit, units0) | ||
| units <- units0[low:length(units0)] | ||
| limits <- limits[low:length(limits)] | ||
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| neg <- bytes < 0 & !is.na(bytes) | ||
| bytes <- abs(bytes) | ||
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| mat <- matrix( | ||
| rep(bytes, each = length(limits)), | ||
| nrow = length(limits), | ||
| ncol = length(bytes) | ||
| ) | ||
| mat2 <- matrix(mat < limits, nrow = length(limits), ncol = length(bytes)) | ||
| exponent <- length(limits) - colSums(mat2) + low - 1L | ||
| res <- bytes / 1000 ^ exponent | ||
| unit <- units[exponent - low + 2L] | ||
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| ## Zero bytes | ||
| res[bytes == 0] <- 0 | ||
| unit[bytes == 0] <- units[1] | ||
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| ## NA and NaN bytes | ||
| res[is.na(bytes)] <- NA_real_ | ||
| res[is.nan(bytes)] <- NaN | ||
| unit[is.na(bytes)] <- units0[low] # Includes NaN as well | ||
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| data.frame( | ||
| stringsAsFactors = FALSE, | ||
| amount = res, | ||
| unit = unit, | ||
| negative = neg | ||
| ) | ||
| } | ||
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| pretty_bytes_default <- function(bytes) { | ||
| szs <- compute_bytes(bytes) | ||
| amt <- szs$amount | ||
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| ## String. For fractions we always show two fraction digits | ||
| res <- character(length(amt)) | ||
| int <- is.na(amt) | amt == as.integer(amt) | ||
| res[int] <- format( | ||
| ifelse(szs$negative[int], -1, 1) * amt[int], | ||
| scientific = FALSE | ||
| ) | ||
| res[!int] <- sprintf("%.2f", ifelse(szs$negative[!int], -1, 1) * amt[!int]) | ||
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| format(paste(res, szs$unit), justify = "right") | ||
| } | ||
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| pretty_bytes_nopad <- function(bytes) { | ||
| sub("^\\s+", "", pretty_bytes_default(bytes)) | ||
| } | ||
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| pretty_bytes_6 <- function(bytes) { | ||
| szs <- compute_bytes(bytes, smallest_unit = "kB") | ||
| amt <- szs$amount | ||
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| na <- is.na(amt) | ||
| nan <- is.nan(amt) | ||
| neg <- !na & !nan & szs$negative | ||
| l10 <- !na & !nan & !neg & amt < 10 | ||
| l100 <- !na & !nan & !neg & amt >= 10 & amt < 100 | ||
| b100 <- !na & !nan & !neg & amt >= 100 | ||
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| szs$unit[neg] <- "kB" | ||
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| famt <- character(length(amt)) | ||
| famt[na] <- " NA" | ||
| famt[nan] <- "NaN" | ||
| famt[neg] <- "< 0" | ||
| famt[l10] <- sprintf("%.1f", amt[l10]) | ||
| famt[l100] <- sprintf(" %.0f", amt[l100]) | ||
| famt[b100] <- sprintf("%.0f", amt[b100]) | ||
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| paste0(famt, " ", szs$unit) | ||
| } | ||
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| structure( | ||
| list( | ||
| .internal = environment(), | ||
| pretty_bytes = pretty_bytes, | ||
| compute_bytes = compute_bytes | ||
| ), | ||
| class = c("standalone_bytes", "standalone") | ||
| ) | ||
| }) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,86 @@ | ||
| format_time <- local({ | ||
| assert_diff_time <- function(x) { | ||
| stopifnot(inherits(x, "difftime")) | ||
| } | ||
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| parse_ms <- function(ms) { | ||
| stopifnot(is.numeric(ms)) | ||
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| data.frame( | ||
| days = floor(ms / 86400000), | ||
| hours = floor((ms / 3600000) %% 24), | ||
| minutes = floor((ms / 60000) %% 60), | ||
| seconds = round((ms / 1000) %% 60, 1) | ||
| ) | ||
| } | ||
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| first_positive <- function(x) which(x > 0)[1] | ||
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| trim <- function(x) gsub("^\\s+|\\s+$", "", x) | ||
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| pretty_ms <- function(ms, compact = FALSE) { | ||
| stopifnot(is.numeric(ms)) | ||
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| parsed <- t(parse_ms(ms)) | ||
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| if (compact) { | ||
| units <- c("d", "h", "m", "s") | ||
| parsed2 <- parsed | ||
| parsed2[] <- paste0(parsed, units) | ||
| idx <- cbind( | ||
| apply(parsed, 2, first_positive), | ||
| seq_len(length(ms)) | ||
| ) | ||
| tmp <- paste0("~", parsed2[idx]) | ||
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| # handle NAs | ||
| tmp[is.na(parsed2[idx])] <- NA_character_ | ||
| tmp | ||
| } else { | ||
| ## Exact for small ones | ||
| exact <- paste0(ceiling(ms), "ms") | ||
| exact[is.na(ms)] <- NA_character_ | ||
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| ## Approximate for others, in seconds | ||
| merge_pieces <- function(pieces) { | ||
| ## handle NAs | ||
| if (all(is.na(pieces))) { | ||
| return(NA_character_) | ||
| } | ||
|
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| ## handle non-NAs | ||
| paste0( | ||
| if (pieces[1]) paste0(pieces[1], "d "), | ||
| if (pieces[2]) paste0(pieces[2], "h "), | ||
| if (pieces[3]) paste0(pieces[3], "m "), | ||
| if (pieces[4]) paste0(pieces[4], "s ") | ||
| ) | ||
| } | ||
| approx <- trim(apply(parsed, 2, merge_pieces)) | ||
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| ifelse(ms < 1000, exact, approx) | ||
| } | ||
| } | ||
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| pretty_sec <- function(sec, compact = FALSE) { | ||
| pretty_ms(sec * 1000, compact = compact) | ||
| } | ||
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| pretty_dt <- function(dt, compact = FALSE) { | ||
| assert_diff_time(dt) | ||
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| units(dt) <- "secs" | ||
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| pretty_sec(as.vector(dt), compact = compact) | ||
| } | ||
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| structure( | ||
| list( | ||
| .internal = environment(), | ||
| pretty_ms = pretty_ms, | ||
| pretty_sec = pretty_sec, | ||
| pretty_dt = pretty_dt | ||
| ), | ||
| class = c("standalone_time", "standalone") | ||
| ) | ||
| }) |
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