[backport] run nimpretty on the remaining files

lib/pure/coro.nim

@@ -23,7 +23,7 @@
 
 when not nimCoroutines and not defined(nimdoc):
   when defined(noNimCoroutines):
-    {.error: "Coroutines can not be used with -d:noNimCoroutines"}
+    {.error: "Coroutines can not be used with -d:noNimCoroutines".}
   else:
     {.error: "Coroutines require -d:nimCoroutines".}
 
@@ -75,13 +75,18 @@ elif coroBackend == CORO_BACKEND_UCONTEXT:
 
     Context = ucontext_t
 
-  proc getcontext(context: var ucontext_t): int32 {.importc, header: "<ucontext.h>".}
+  proc getcontext(context: var ucontext_t): int32 {.importc,
-  proc setcontext(context: var ucontext_t): int32 {.importc, header: "<ucontext.h>".}
+      header: "<ucontext.h>".}
-  proc swapcontext(fromCtx, toCtx: var ucontext_t): int32 {.importc, header: "<ucontext.h>".}
+  proc setcontext(context: var ucontext_t): int32 {.importc,
-  proc makecontext(context: var ucontext_t, fn: pointer, argc: int32) {.importc, header: "<ucontext.h>", varargs.}
+      header: "<ucontext.h>".}
+  proc swapcontext(fromCtx, toCtx: var ucontext_t): int32 {.importc,
+      header: "<ucontext.h>".}
+  proc makecontext(context: var ucontext_t, fn: pointer, argc: int32) {.importc,
+      header: "<ucontext.h>", varargs.}
 
 elif coroBackend == CORO_BACKEND_SETJMP:
-  proc coroExecWithStack*(fn: pointer, stack: pointer) {.noreturn, importc: "narch_$1", fastcall.}
+  proc coroExecWithStack*(fn: pointer, stack: pointer) {.noreturn,
+      importc: "narch_$1", fastcall.}
   when defined(amd64):
     {.compile: "../arch/x86/amd64.S".}
   elif defined(i386):
@@ -105,14 +110,14 @@ elif coroBackend == CORO_BACKEND_SETJMP:
       {.error: "Unsupported architecture.".}
 
     proc setjmp(ctx: var JmpBuf): int {.importc: "narch_$1".}
-    proc longjmp(ctx: JmpBuf, ret=1) {.importc: "narch_$1".}
+    proc longjmp(ctx: JmpBuf, ret = 1) {.importc: "narch_$1".}
   else:
     # Use setjmp/longjmp implementation provided by the system.
     type
       JmpBuf {.importc: "jmp_buf", header: "<setjmp.h>".} = object
 
     proc setjmp(ctx: var JmpBuf): int {.importc, header: "<setjmp.h>".}
-    proc longjmp(ctx: JmpBuf, ret=1) {.importc, header: "<setjmp.h>".}
+    proc longjmp(ctx: JmpBuf, ret = 1) {.importc, header: "<setjmp.h>".}
 
   type
     Context = JmpBuf
@@ -211,7 +216,7 @@ proc switchTo(current, to: CoroutinePtr) =
   setFrameState(frame)
   GC_setActiveStack(current.stack.bottom)
 
-proc suspend*(sleepTime: float=0) =
+proc suspend*(sleepTime: float = 0) =
   ## Stops coroutine execution and resumes no sooner than after ``sleeptime`` seconds.
   ## Until then other coroutines are executed.
   var current = getCurrent()
@@ -242,7 +247,7 @@ proc runCurrentTask() =
   suspend(0) # Exit coroutine without returning from coroExecWithStack()
   doAssert false
 
-proc start*(c: proc(), stacksize: int=defaultStackSize): CoroutineRef {.discardable.} =
+proc start*(c: proc(), stacksize: int = defaultStackSize): CoroutineRef {.discardable.} =
   ## Schedule coroutine for execution. It does not run immediately.
   if ctx == nil:
     initialize()
@@ -251,7 +256,9 @@ proc start*(c: proc(), stacksize: int=defaultStackSize): CoroutineRef {.discarda
   when coroBackend == CORO_BACKEND_FIBERS:
     coro = cast[CoroutinePtr](alloc0(sizeof(Coroutine)))
     coro.execContext = CreateFiberEx(stacksize, stacksize,
-      FIBER_FLAG_FLOAT_SWITCH, (proc(p: pointer): void {.stdcall.} = runCurrentTask()), nil)
+      FIBER_FLAG_FLOAT_SWITCH,
+      (proc(p: pointer): void {.stdcall.} = runCurrentTask()),
+      nil)
     coro.stack.size = stacksize
   else:
     coro = cast[CoroutinePtr](alloc0(sizeof(Coroutine) + stacksize))
@@ -313,7 +320,7 @@ proc run*() =
 proc alive*(c: CoroutineRef): bool = c.coro != nil and c.coro.state != CORO_FINISHED
   ## Returns ``true`` if coroutine has not returned, ``false`` otherwise.
 
-proc wait*(c: CoroutineRef, interval=0.01) =
+proc wait*(c: CoroutineRef, interval = 0.01) =
   ## Returns only after coroutine ``c`` has returned. ``interval`` is time in seconds how often.
   while alive(c):
     suspend(interval)

lib/pure/logging.nim

@@ -147,7 +147,7 @@ when not defined(js):
   import os
 
 type
-  Level* = enum
+  Level* = enum ## \
     ## Enumeration of logging levels.
     ##
     ## Debug messages represent the lowest logging level, and fatal error
@@ -187,8 +187,7 @@ const
     "DEBUG", "DEBUG", "INFO", "NOTICE", "WARN", "ERROR", "FATAL", "NONE"
   ] ## Array of strings representing each logging level.
 
-  defaultFmtStr* = "$levelname " ## \
+  defaultFmtStr* = "$levelname "                         ## The default format string.
-  ## The default format string.
   verboseFmtStr* = "$levelid, [$datetime] -- $appname: " ## \
   ## A more verbose format string.
   ##
@@ -255,7 +254,7 @@ when not defined(js):
       ## * `ConsoleLogger<#ConsoleLogger>`_
       ## * `FileLogger<#FileLogger>`_
       maxLines: int # maximum number of lines
-      curLine : int
+      curLine: int
       baseName: string # initial filename
       baseMode: FileMode # initial file mode
       logFiles: int # how many log files already created, e.g. basename.1, basename.2...
@@ -265,7 +264,8 @@ var
   level {.threadvar.}: Level          ## global log filter
   handlers {.threadvar.}: seq[Logger] ## handlers with their own log levels
 
-proc substituteLog*(frmt: string, level: Level, args: varargs[string, `$`]): string =
+proc substituteLog*(frmt: string, level: Level,
+                    args: varargs[string, `$`]): string =
   ## Formats a log message at the specified level with the given format string.
   ##
   ## The `format variables<#basic-usage-format-strings>`_ present within
@@ -375,7 +375,8 @@ method log*(logger: ConsoleLogger, level: Level, args: varargs[string, `$`]) =
       except IOError:
         discard
 
-proc newConsoleLogger*(levelThreshold = lvlAll, fmtStr = defaultFmtStr, useStderr=false): ConsoleLogger =
+proc newConsoleLogger*(levelThreshold = lvlAll, fmtStr = defaultFmtStr,
+    useStderr = false): ConsoleLogger =
   ## Creates a new `ConsoleLogger<#ConsoleLogger>`_.
   ##
   ## By default, log messages are written to ``stdout``. If ``useStderr`` is
@@ -563,7 +564,7 @@ when not defined(js):
     result.fmtStr = fmtStr
     result.maxLines = maxLines
     result.bufSize = bufSize
-    result.file = open(filename, mode, bufSize=result.bufSize)
+    result.file = open(filename, mode, bufSize = result.bufSize)
     result.curLine = 0
     result.baseName = filename
     result.baseMode = mode
@@ -616,7 +617,8 @@ when not defined(js):
         rotate(logger)
         logger.logFiles.inc
         logger.curLine = 0
-        logger.file = open(logger.baseName, logger.baseMode, bufSize = logger.bufSize)
+        logger.file = open(logger.baseName, logger.baseMode,
+            bufSize = logger.bufSize)
 
       writeLine(logger.file, substituteLog(logger.fmtStr, level, args))
       if level in {lvlError, lvlFatal}: flushFile(logger.file)

lib/pure/marshal.nim

@@ -384,7 +384,7 @@ when not defined(testing) and isMainModule:
   test4.b = "ref string test: B"
   testit(test4)
 
-  var test5 = @[(0,1),(2,3),(4,5)]
+  var test5 = @[(0, 1), (2, 3), (4, 5)]
   testit(test5)
 
   var test6: set[char] = {'A'..'Z', '_'}

lib/pure/nativesockets.nim

@@ -49,7 +49,8 @@ when defined(macosx) and not defined(nimdoc):
 type
   Port* = distinct uint16 ## port type
 
-  Domain* = enum    ## domain, which specifies the protocol family of the
+  Domain* = enum ## \
+    ## domain, which specifies the protocol family of the
     ## created socket. Other domains than those that are listed
     ## here are unsupported.
     AF_UNSPEC = 0, ## unspecified domain (can be detected automatically by
@@ -223,10 +224,12 @@ proc close*(socket: SocketHandle) =
   # TODO: These values should not be discarded. An OSError should be raised.
   # http://stackoverflow.com/questions/12463473/what-happens-if-you-call-close-on-a-bsd-socket-multiple-times
 
-proc bindAddr*(socket: SocketHandle, name: ptr SockAddr, namelen: SockLen): cint =
+proc bindAddr*(socket: SocketHandle, name: ptr SockAddr,
+    namelen: SockLen): cint =
   result = bindSocket(socket, name, namelen)
 
-proc listen*(socket: SocketHandle, backlog = SOMAXCONN): cint {.tags: [ReadIOEffect].} =
+proc listen*(socket: SocketHandle, backlog = SOMAXCONN): cint {.tags: [
+    ReadIOEffect].} =
   ## Marks ``socket`` as accepting connections.
   ## ``Backlog`` specifies the maximum length of the
   ## queue of pending connections.
@@ -250,7 +253,8 @@ proc getAddrInfo*(address: string, port: Port, domain: Domain = AF_INET,
   # FreeBSD, Haiku don't support AI_V4MAPPED but defines the macro.
   # https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=198092
   # https://dev.haiku-os.org/ticket/14323
-  when not defined(freebsd) and not defined(openbsd) and not defined(netbsd) and not defined(android) and not defined(haiku):
+  when not defined(freebsd) and not defined(openbsd) and not defined(netbsd) and
+      not defined(android) and not defined(haiku):
     if domain == AF_INET6:
       hints.ai_flags = AI_V4MAPPED
   let socketPort = if sockType == SOCK_RAW: "" else: $port

lib/pure/nimprof.nim

@@ -201,7 +201,8 @@ proc writeProfile() {.noconv.} =
           let procname = profileData[i].st[ii]
           let filename = profileData[i].st.files[ii]
           if isNil(procname): break
-          writeLine(f, "  ", $filename & ": " & $procname, " ", perProc[$procname] // totalCalls)
+          writeLine(f, "  ", $filename & ": " & $procname, " ",
+                    perProc[$procname] // totalCalls)
     close(f)
     echo "... done"
   else:

lib/pure/options.nim

@@ -258,7 +258,7 @@ proc map*[T, R](self: Option[T], callback: proc (input: T): R): Option[R] =
     assert $(b.map(isEven)) == "None[bool]"
 
   if self.isSome:
-    some[R]( callback(self.val) )
+    some[R](callback(self.val))
   else:
     none(R)
 
@@ -273,7 +273,8 @@ proc flatten*[A](self: Option[Option[A]]): Option[A] =
   else:
     none(A)
 
-proc flatMap*[A, B](self: Option[A], callback: proc (input: A): Option[B]): Option[B] =
+proc flatMap*[A, B](self: Option[A],
+                    callback: proc (input: A): Option[B]): Option[B] =
   ## Applies a `callback` function to the value of the `Option` and returns an
   ## `Option` containing the new value.
   ##

lib/pure/pegs.nim

@@ -320,7 +320,7 @@ proc backrefIgnoreCase*(index: range[1..MaxSubpatterns]): Peg {.
   result = Peg(kind: pkBackRefIgnoreCase, index: index-1)
 
 proc backrefIgnoreStyle*(index: range[1..MaxSubpatterns]): Peg {.
-  noSideEffect, rtl, extern: "npegs$1".}=
+  noSideEffect, rtl, extern: "npegs$1".} =
   ## constructs a back reference of the given `index`. `index` starts counting
   ## from 1. Ignores style for matching.
   result = Peg(kind: pkBackRefIgnoreStyle, index: index-1)
@@ -544,7 +544,7 @@ when not useUnicode:
     inc(i)
   template runeLenAt(s, i): untyped = 1
 
-  proc isAlpha(a: char): bool {.inline.} = return a in {'a'..'z','A'..'Z'}
+  proc isAlpha(a: char): bool {.inline.} = return a in {'a'..'z', 'A'..'Z'}
   proc isUpper(a: char): bool {.inline.} = return a in {'A'..'Z'}
   proc isLower(a: char): bool {.inline.} = return a in {'a'..'z'}
   proc isTitle(a: char): bool {.inline.} = return false
@@ -796,7 +796,8 @@ template matchOrParse(mopProc: untyped) =
     of pkGreedyRepSet:
       enter(pkGreedyRepSet, s, p, start)
       result = 0
-      while start+result < s.len and contains(p.charChoice[], s[start+result]): inc(result)
+      while start+result < s.len and contains(p.charChoice[], s[start+result]):
+        inc(result)
       leave(pkGreedyRepSet, s, p, start, result)
     of pkOption:
       enter(pkOption, s, p, start)
@@ -1278,7 +1279,7 @@ proc parallelReplace*(s: string, subs: varargs[
 
 proc replace*(s: string, sub: Peg, cb: proc(
               match: int, cnt: int, caps: openArray[string]): string): string {.
-              rtl, extern: "npegs$1cb".}=
+              rtl, extern: "npegs$1cb".} =
   ## Replaces `sub` in `s` by the resulting strings from the callback.
   ## The callback proc receives the index of the current match (starting with 0),
   ## the count of captures and an open array with the captures of each match. Examples:
@@ -1825,7 +1826,7 @@ proc builtin(p: var PegParser): Peg =
   of "s": result = charSet({' ', '\9'..'\13'})
   of "S": result = charSet({'\1'..'\xff'} - {' ', '\9'..'\13'})
   of "w": result = charSet({'a'..'z', 'A'..'Z', '_', '0'..'9'})
-  of "W": result = charSet({'\1'..'\xff'} - {'a'..'z','A'..'Z','_','0'..'9'})
+  of "W": result = charSet({'\1'..'\xff'} - {'a'..'z', 'A'..'Z', '_', '0'..'9'})
   of "a": result = charSet({'a'..'z', 'A'..'Z'})
   of "A": result = charSet({'\1'..'\xff'} - {'a'..'z', 'A'..'Z'})
   of "ident": result = pegs.ident
@@ -2168,7 +2169,7 @@ when isMainModule:
 
   assert("Var1=key1;var2=Key2;   VAR3".
     replace(peg"{\ident}('='{\ident})* ';'* \s*",
-         handleMatches)=="var1: 'key1', var2: 'Key2', var3: ''")
+    handleMatches) == "var1: 'key1', var2: 'Key2', var3: ''")
 
 
   doAssert "test1".match(peg"""{@}$""")

lib/pure/stats.nim

@@ -48,9 +48,9 @@
 
 from math import FloatClass, sqrt, pow, round
 
-{.push debugger:off .} # the user does not want to trace a part
+{.push debugger: off.} # the user does not want to trace a part
                        # of the standard library!
-{.push checks:off, line_dir:off, stack_trace:off.}
+{.push checks: off, line_dir: off, stack_trace: off.}
 
 type
   RunningStat* = object           ## an accumulator for statistical data
@@ -264,7 +264,7 @@ proc clear*(r: var RunningRegress) =
 
 proc push*(r: var RunningRegress, x, y: float) =
   ## pushes two values `x` and `y` for processing
-  r.s_xy += (r.x_stats.mean() - x)*(r.y_stats.mean() - y)*
+  r.s_xy += (r.x_stats.mean() - x)*(r.y_stats.mean() - y) *
                 toFloat(r.n) / toFloat(r.n + 1)
   r.x_stats.push(x)
   r.y_stats.push(y)
@@ -296,7 +296,7 @@ proc correlation*(r: RunningRegress): float =
   ## computes the current correlation of the two data
   ## sets pushed into `r`
   let t = r.x_stats.standardDeviation() * r.y_stats.standardDeviation()
-  result = r.s_xy / ( toFloat(r.n) * t )
+  result = r.s_xy / (toFloat(r.n) * t)
 
 proc `+`*(a, b: RunningRegress): RunningRegress =
   ## combine two `RunningRegress` objects.
@@ -354,13 +354,13 @@ when isMainModule:
   when not defined(cpu32):
     # XXX For some reason on 32bit CPUs these results differ
     var rr: RunningRegress
-    rr.push(@[0.0,1.0,2.8,3.0,4.0], @[0.0,1.0,2.3,3.0,4.0])
+    rr.push(@[0.0, 1.0, 2.8, 3.0, 4.0], @[0.0, 1.0, 2.3, 3.0, 4.0])
     doAssert(rr.slope() == 0.9695585996955861)
     doAssert(rr.intercept() == -0.03424657534246611)
     doAssert(rr.correlation() == 0.9905100362239381)
     var rr1, rr2: RunningRegress
-    rr1.push(@[0.0,1.0], @[0.0,1.0])
+    rr1.push(@[0.0, 1.0], @[0.0, 1.0])
-    rr2.push(@[2.8,3.0,4.0], @[2.3,3.0,4.0])
+    rr2.push(@[2.8, 3.0, 4.0], @[2.3, 3.0, 4.0])
     let rr3 = rr1 + rr2
     doAssert(rr3.correlation() == rr.correlation())
     doAssert(clean(rr3.slope()) == clean(rr.slope()))

lib/pure/terminal.nim

@@ -126,17 +126,17 @@ when defined(windows):
 
   proc terminalWidth*(): int =
     var w: int = 0
-    w = terminalWidthIoctl([ getStdHandle(STD_INPUT_HANDLE),
+    w = terminalWidthIoctl([getStdHandle(STD_INPUT_HANDLE),
                              getStdHandle(STD_OUTPUT_HANDLE),
-                             getStdHandle(STD_ERROR_HANDLE) ] )
+                             getStdHandle(STD_ERROR_HANDLE)])
     if w > 0: return w
     return 80
 
   proc terminalHeight*(): int =
     var h: int = 0
-    h = terminalHeightIoctl([ getStdHandle(STD_INPUT_HANDLE),
+    h = terminalHeightIoctl([getStdHandle(STD_INPUT_HANDLE),
                               getStdHandle(STD_OUTPUT_HANDLE),
-                              getStdHandle(STD_ERROR_HANDLE) ] )
+                              getStdHandle(STD_ERROR_HANDLE)])
     if h > 0: return h
     return 0
 
@@ -164,7 +164,7 @@ when defined(windows):
   proc setConsoleMode(hConsoleHandle: Handle, dwMode: DWORD): WINBOOL{.
       stdcall, dynlib: "kernel32", importc: "SetConsoleMode".}
 
-  proc getCursorPos(h: Handle): tuple [x,y: int] =
+  proc getCursorPos(h: Handle): tuple [x, y: int] =
     var c: CONSOLE_SCREEN_BUFFER_INFO
     if getConsoleScreenBufferInfo(h, addr(c)) == 0:
       raiseOSError(osLastError())
@@ -246,7 +246,7 @@ else:
     var cterm = newString(L_ctermid) #Try controlling tty
     var fd = open(ctermid(cstring(cterm)), O_RDONLY)
     if fd != -1:
-      w = terminalWidthIoctl([ int(fd) ])
+      w = terminalWidthIoctl([int(fd)])
     discard close(fd)
     if w > 0: return w
     var s = getEnv("COLUMNS") #Try standard env var
@@ -264,7 +264,7 @@ else:
     var cterm = newString(L_ctermid) # Try controlling tty
     var fd = open(ctermid(cstring(cterm)), O_RDONLY)
     if fd != -1:
-      h = terminalHeightIoctl([ int(fd) ])
+      h = terminalHeightIoctl([int(fd)])
     discard close(fd)
     if h > 0: return h
     var s = getEnv("LINES") # Try standard env var
@@ -342,7 +342,7 @@ when defined(windows):
     else:
       discard
 
-proc cursorUp*(f: File, count=1) =
+proc cursorUp*(f: File, count = 1) =
   ## Moves the cursor up by `count` rows.
   when defined(windows):
     let h = conHandle(f)
@@ -352,7 +352,7 @@ proc cursorUp*(f: File, count=1) =
   else:
     f.write("\e[" & $count & 'A')
 
-proc cursorDown*(f: File, count=1) =
+proc cursorDown*(f: File, count = 1) =
   ## Moves the cursor down by `count` rows.
   when defined(windows):
     let h = conHandle(f)
@@ -362,7 +362,7 @@ proc cursorDown*(f: File, count=1) =
   else:
     f.write(fmt"{stylePrefix}{count}B")
 
-proc cursorForward*(f: File, count=1) =
+proc cursorForward*(f: File, count = 1) =
   ## Moves the cursor forward by `count` columns.
   when defined(windows):
     let h = conHandle(f)
@@ -372,7 +372,7 @@ proc cursorForward*(f: File, count=1) =
   else:
     f.write(fmt"{stylePrefix}{count}C")
 
-proc cursorBackward*(f: File, count=1) =
+proc cursorBackward*(f: File, count = 1) =
   ## Moves the cursor backward by `count` columns.
   when defined(windows):
     let h = conHandle(f)
@@ -556,7 +556,7 @@ type
 when defined(windows):
   var defaultForegroundColor, defaultBackgroundColor: int16 = 0xFFFF'i16 # Default to an invalid value 0xFFFF
 
-proc setForegroundColor*(f: File, fg: ForegroundColor, bright=false) =
+proc setForegroundColor*(f: File, fg: ForegroundColor, bright = false) =
   ## Sets the terminal's foreground color.
   when defined(windows):
     let h = conHandle(f)
@@ -585,7 +585,7 @@ proc setForegroundColor*(f: File, fg: ForegroundColor, bright=false) =
     if bright: inc(gFG, 60)
     f.write(ansiStyleCode(gFG))
 
-proc setBackgroundColor*(f: File, bg: BackgroundColor, bright=false) =
+proc setBackgroundColor*(f: File, bg: BackgroundColor, bright = false) =
   ## Sets the terminal's background color.
   when defined(windows):
     let h = conHandle(f)
@@ -614,7 +614,7 @@ proc setBackgroundColor*(f: File, bg: BackgroundColor, bright=false) =
     if bright: inc(gBG, 60)
     f.write(ansiStyleCode(gBG))
 
-proc ansiForegroundColorCode*(fg: ForegroundColor, bright=false): string =
+proc ansiForegroundColorCode*(fg: ForegroundColor, bright = false): string =
   var style = ord(fg)
   if bright: inc(style, 60)
   return ansiStyleCode(style)
@@ -825,17 +825,17 @@ template setCursorPos*(x, y: int) = setCursorPos(stdout, x, y)
 template setCursorXPos*(x: int) = setCursorXPos(stdout, x)
 when defined(windows):
   template setCursorYPos*(x: int) = setCursorYPos(stdout, x)
-template cursorUp*(count=1)       = cursorUp(stdout, count)
+template cursorUp*(count = 1) = cursorUp(stdout, count)
-template cursorDown*(count=1)     = cursorDown(stdout, count)
+template cursorDown*(count = 1) = cursorDown(stdout, count)
-template cursorForward*(count=1)  = cursorForward(stdout, count)
+template cursorForward*(count = 1) = cursorForward(stdout, count)
-template cursorBackward*(count=1) = cursorBackward(stdout, count)
+template cursorBackward*(count = 1) = cursorBackward(stdout, count)
 template eraseLine*() = eraseLine(stdout)
 template eraseScreen*() = eraseScreen(stdout)
 template setStyle*(style: set[Style]) =
   setStyle(stdout, style)
-template setForegroundColor*(fg: ForegroundColor, bright=false) =
+template setForegroundColor*(fg: ForegroundColor, bright = false) =
   setForegroundColor(stdout, fg, bright)
-template setBackgroundColor*(bg: BackgroundColor, bright=false) =
+template setBackgroundColor*(bg: BackgroundColor, bright = false) =
   setBackgroundColor(stdout, bg, bright)
 template setForegroundColor*(color: Color) =
   setForegroundColor(stdout, color)
@@ -883,7 +883,8 @@ proc enableTrueColors*() =
       else:
         term.trueColorIsEnabled = true
   else:
-    term.trueColorIsSupported = string(getEnv("COLORTERM")).toLowerAscii() in ["truecolor", "24bit"]
+    term.trueColorIsSupported = string(getEnv("COLORTERM")).toLowerAscii() in [
+        "truecolor", "24bit"]
     term.trueColorIsEnabled = term.trueColorIsSupported
 
 proc disableTrueColors*() =
@@ -944,5 +945,6 @@ when not defined(testing) and isMainModule:
   echo ""
   echo "ordinary text"
   stdout.styledWriteLine(fgRed, "red text ", styleBright, "bold red", fgDefault, " bold text")
-  stdout.styledWriteLine(bgYellow, "text in yellow bg", styleBright, " bold text in yellow bg", bgDefault, " bold text")
+  stdout.styledWriteLine(bgYellow, "text in yellow bg", styleBright,
+      " bold text in yellow bg", bgDefault, " bold text")
   echo "ordinary text"

lib/pure/times.nim

@@ -435,10 +435,13 @@ const unitWeights: array[FixedTimeUnit, int64] = [
 ]
 
 const DefaultLocale* = DateTimeLocale(
-  MMM: ["Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"],
+  MMM: ["Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct",
-  MMMM: ["January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"],
+      "Nov", "Dec"],
+  MMMM: ["January", "February", "March", "April", "May", "June", "July",
+      "August", "September", "October", "November", "December"],
   ddd: ["Mon", "Tue", "Wed", "Thu", "Fri", "Sat", "Sun"],
-  dddd: ["Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday", "Sunday"],
+  dddd: ["Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday",
+      "Sunday"],
 )
 
 proc convert*[T: SomeInteger](unitFrom, unitTo: FixedTimeUnit, quantity: T): T
@@ -854,21 +857,24 @@ proc `==`*(a, b: Duration): bool {.operator, extern: "ntEqDuration".} =
     doAssert d1 == d2
   eqImpl(a, b)
 
-proc `*`*(a: int64, b: Duration): Duration {.operator, extern: "ntMulInt64Duration".} =
+proc `*`*(a: int64, b: Duration): Duration {.operator,
+    extern: "ntMulInt64Duration".} =
   ## Multiply a duration by some scalar.
   runnableExamples:
     doAssert 5 * initDuration(seconds = 1) == initDuration(seconds = 5)
     doAssert 3 * initDuration(minutes = 45) == initDuration(hours = 2, minutes = 15)
   normalize[Duration](a * b.seconds, a * b.nanosecond)
 
-proc `*`*(a: Duration, b: int64): Duration {.operator, extern: "ntMulDuration".} =
+proc `*`*(a: Duration, b: int64): Duration {.operator,
+    extern: "ntMulDuration".} =
   ## Multiply a duration by some scalar.
   runnableExamples:
     doAssert initDuration(seconds = 1) * 5 == initDuration(seconds = 5)
     doAssert initDuration(minutes = 45) * 3 == initDuration(hours = 2, minutes = 15)
   b * a
 
-proc `div`*(a: Duration, b: int64): Duration {.operator, extern: "ntDivDuration".} =
+proc `div`*(a: Duration, b: int64): Duration {.operator,
+    extern: "ntDivDuration".} =
   ## Integer division for durations.
   runnableExamples:
     doAssert initDuration(seconds = 3) div 2 ==
@@ -1304,7 +1310,7 @@ proc getClockStr*(dt = now()): string {.rtl, extern: "nt$1", tags: [TimeEffect].
   result = intToStr(dt.hour, 2) & ':' & intToStr(dt.minute, 2) &
     ':' & intToStr(dt.second, 2)
 
-proc toParts* (ti: TimeInterval): TimeIntervalParts =
+proc toParts*(ti: TimeInterval): TimeIntervalParts =
   ## Converts a ``TimeInterval`` into an array consisting of its time units,
   ## starting with nanoseconds and ending with years.
   ##
@@ -1783,7 +1789,8 @@ proc `$`*(f: TimeFormat): string =
 
 proc raiseParseException(f: TimeFormat, input: string, msg: string) =
   raise newException(TimeParseError,
-                     "Failed to parse '" & input & "' with format '" & $f & "'. " & msg)
+                     "Failed to parse '" & input & "' with format '" & $f &
+                     "'. " & msg)
 
 proc parseInt(s: string, b: var int, start = 0, maxLen = int.high,
               allowSign = false): int =
@@ -1919,7 +1926,8 @@ proc initTimeFormat*(format: string): TimeFormat =
     of tkPattern:
       result.patterns.add(stringToPattern(token).byte)
 
-proc formatPattern(dt: DateTime, pattern: FormatPattern, result: var string, loc: DateTimeLocale) =
+proc formatPattern(dt: DateTime, pattern: FormatPattern, result: var string,
+    loc: DateTimeLocale) =
   template yearOfEra(dt: DateTime): int =
     if dt.year <= 0: abs(dt.year) + 1 else: dt.year
 
@@ -2087,7 +2095,7 @@ proc parsePattern(input: string, pattern: FormatPattern, i: var int,
     parsed.month = some(month)
   of MMM:
     result = false
-    for n,v in loc.MMM:
+    for n, v in loc.MMM:
       if input.substr(i, i+v.len-1).cmpIgnoreCase(v) == 0:
         result = true
         i.inc v.len
@@ -2095,7 +2103,7 @@ proc parsePattern(input: string, pattern: FormatPattern, i: var int,
         break
   of MMMM:
     result = false
-    for n,v in loc.MMMM:
+    for n, v in loc.MMMM:
       if input.substr(i, i+v.len-1).cmpIgnoreCase(v) == 0:
         result = true
         i.inc v.len
@@ -2270,7 +2278,8 @@ proc toDateTime(p: ParsedTime, zone: Timezone, f: TimeFormat,
     result.utcOffset = p.utcOffset.get()
     result = result.toTime.inZone(zone)
 
-proc format*(dt: DateTime, f: TimeFormat, loc: DateTimeLocale = DefaultLocale): string {.raises: [].} =
+proc format*(dt: DateTime, f: TimeFormat,
+    loc: DateTimeLocale = DefaultLocale): string {.raises: [].} =
   ## Format ``dt`` using the format specified by ``f``.
   runnableExamples:
     let f = initTimeFormat("yyyy-MM-dd")
@@ -2334,7 +2343,8 @@ template formatValue*(result: var string; value: Time, specifier: string) =
   ## adapter for ``strformat``. Not intended to be called directly.
   result.add format(value, specifier)
 
-proc parse*(input: string, f: TimeFormat, zone: Timezone = local(), loc: DateTimeLocale = DefaultLocale): DateTime
+proc parse*(input: string, f: TimeFormat, zone: Timezone = local(),
+    loc: DateTimeLocale = DefaultLocale): DateTime
     {.raises: [TimeParseError, Defect].} =
   ## Parses ``input`` as a ``DateTime`` using the format specified by ``f``.
   ## If no UTC offset was parsed, then ``input`` is assumed to be specified in
@@ -2377,7 +2387,8 @@ proc parse*(input: string, f: TimeFormat, zone: Timezone = local(), loc: DateTim
 
   result = toDateTime(parsed, zone, f, input)
 
-proc parse*(input, f: string, tz: Timezone = local(), loc: DateTimeLocale = DefaultLocale): DateTime
+proc parse*(input, f: string, tz: Timezone = local(),
+    loc: DateTimeLocale = DefaultLocale): DateTime
     {.raises: [TimeParseError, TimeFormatParseError, Defect].} =
   ## Shorthand for constructing a ``TimeFormat`` and using it to parse
   ## ``input`` as a ``DateTime``.
@@ -2390,7 +2401,8 @@ proc parse*(input, f: string, tz: Timezone = local(), loc: DateTimeLocale = Defa
   let dtFormat = initTimeFormat(f)
   result = input.parse(dtFormat, tz, loc = loc)
 
-proc parse*(input: string, f: static[string], zone: Timezone = local(), loc: DateTimeLocale = DefaultLocale):
+proc parse*(input: string, f: static[string], zone: Timezone = local(),
+    loc: DateTimeLocale = DefaultLocale):
   DateTime {.raises: [TimeParseError, Defect].} =
   ## Overload that validates ``f`` at compile time.
   const f2 = initTimeFormat(f)
@@ -2530,7 +2542,8 @@ when not defined(JS):
     when defined(macosx):
       var a: Timeval
       gettimeofday(a)
-      result = toBiggestFloat(a.tv_sec.int64) + toBiggestFloat(a.tv_usec)*0.00_0001
+      result = toBiggestFloat(a.tv_sec.int64) + toBiggestFloat(
+          a.tv_usec)*0.00_0001
     elif defined(posix):
       var ts: Timespec
       discard clock_gettime(CLOCK_REALTIME, ts)
@@ -2575,7 +2588,7 @@ proc days*(dur: Duration): int64
   dur.inDays
 
 proc hours*(dur: Duration): int64
-    {.inline,deprecated: "Use `inHours` instead".} =
+    {.inline, deprecated: "Use `inHours` instead".} =
   ## Number of whole hours represented by the duration.
   ##
   ## **Deprecated since version v0.20.0**: Use the `inHours proc
@@ -2647,7 +2660,8 @@ proc fractional*(dur: Duration): Duration {.inline, deprecated.} =
   runnableExamples:
     let dur = initDuration(minutes = 5, seconds = 6, milliseconds = 7,
                            microseconds = 8, nanoseconds = 9)
-    doAssert dur.fractional == initDuration(milliseconds = 7, microseconds = 8, nanoseconds = 9)
+    doAssert dur.fractional == initDuration(milliseconds = 7, microseconds = 8,
+        nanoseconds = 9)
   initDuration(nanoseconds = dur.nanosecond)
 
 when not defined(JS):

lib/pure/unittest.nim

@@ -169,7 +169,8 @@ method suiteStarted*(formatter: OutputFormatter, suiteName: string) {.base, gcsa
   discard
 method testStarted*(formatter: OutputFormatter, testName: string) {.base, gcsafe.} =
   discard
-method failureOccurred*(formatter: OutputFormatter, checkpoints: seq[string], stackTrace: string) {.base, gcsafe.} =
+method failureOccurred*(formatter: OutputFormatter, checkpoints: seq[string],
+    stackTrace: string) {.base, gcsafe.} =
   ## ``stackTrace`` is provided only if the failure occurred due to an exception.
   ## ``checkpoints`` is never ``nil``.
   discard
@@ -182,7 +183,7 @@ proc addOutputFormatter*(formatter: OutputFormatter) =
   formatters.add(formatter)
 
 proc delOutputFormatter*(formatter: OutputFormatter) =
-  keepIf(formatters, proc (x: OutputFormatter) : bool =
+  keepIf(formatters, proc (x: OutputFormatter): bool =
     x != formatter)
 
 proc newConsoleOutputFormatter*(outputLevel: OutputLevel = PRINT_ALL,
@@ -228,7 +229,8 @@ method suiteStarted*(formatter: ConsoleOutputFormatter, suiteName: string) =
 method testStarted*(formatter: ConsoleOutputFormatter, testName: string) =
   formatter.isInTest = true
 
-method failureOccurred*(formatter: ConsoleOutputFormatter, checkpoints: seq[string], stackTrace: string) =
+method failureOccurred*(formatter: ConsoleOutputFormatter,
+                        checkpoints: seq[string], stackTrace: string) =
   if stackTrace.len > 0:
     echo stackTrace
   let prefix = if formatter.isInSuite: "    " else: ""
@@ -241,14 +243,16 @@ method testEnded*(formatter: ConsoleOutputFormatter, testResult: TestResult) =
   if formatter.outputLevel != PRINT_NONE and
       (formatter.outputLevel == PRINT_ALL or testResult.status == FAILED):
     let prefix = if testResult.suiteName.len > 0: "  " else: ""
-    template rawPrint() = echo(prefix, "[", $testResult.status, "] ", testResult.testName)
+    template rawPrint() = echo(prefix, "[", $testResult.status, "] ",
+        testResult.testName)
     when not defined(ECMAScript):
       if formatter.colorOutput and not defined(ECMAScript):
         var color = case testResult.status
           of OK: fgGreen
           of FAILED: fgRed
           of SKIPPED: fgYellow
-        styledEcho styleBright, color, prefix, "[", $testResult.status, "] ", resetStyle, testResult.testName
+        styledEcho styleBright, color, prefix, "[", $testResult.status, "] ",
+            resetStyle, testResult.testName
       else:
         rawPrint()
     else:
@@ -300,7 +304,8 @@ method testStarted*(formatter: JUnitOutputFormatter, testName: string) =
   formatter.testStackTrace.setLen(0)
   formatter.testStartTime = epochTime()
 
-method failureOccurred*(formatter: JUnitOutputFormatter, checkpoints: seq[string], stackTrace: string) =
+method failureOccurred*(formatter: JUnitOutputFormatter,
+                        checkpoints: seq[string], stackTrace: string) =
   ## ``stackTrace`` is provided only if the failure occurred due to an exception.
   ## ``checkpoints`` is never ``nil``.
   formatter.testErrors.add(checkpoints)
@@ -310,7 +315,8 @@ method failureOccurred*(formatter: JUnitOutputFormatter, checkpoints: seq[string
 method testEnded*(formatter: JUnitOutputFormatter, testResult: TestResult) =
   let time = epochTime() - formatter.testStartTime
   let timeStr = time.formatFloat(ffDecimal, precision = 8)
-  formatter.stream.writeLine("\t\t<testcase name=\"$#\" time=\"$#\">" % [xmlEscape(testResult.testName), timeStr])
+  formatter.stream.writeLine("\t\t<testcase name=\"$#\" time=\"$#\">" % [
+      xmlEscape(testResult.testName), timeStr])
   case testResult.status
   of OK:
     discard
@@ -327,7 +333,8 @@ method testEnded*(formatter: JUnitOutputFormatter, testResult: TestResult) =
     var errs = ""
     if formatter.testErrors.len > 1:
       var startIdx = if formatter.testStackTrace.len > 0: 0 else: 1
-      var endIdx = if formatter.testStackTrace.len > 0: formatter.testErrors.len - 2
+      var endIdx = if formatter.testStackTrace.len > 0:
+          formatter.testErrors.len - 2
         else: formatter.testErrors.len - 1
 
       for errIdx in startIdx..endIdx:
@@ -336,11 +343,13 @@ method testEnded*(formatter: JUnitOutputFormatter, testResult: TestResult) =
         errs.add(xmlEscape(formatter.testErrors[errIdx]))
 
     if formatter.testStackTrace.len > 0:
-      formatter.stream.writeLine("\t\t\t<error message=\"$#\">$#</error>" % [failureMsg, xmlEscape(formatter.testStackTrace)])
+      formatter.stream.writeLine("\t\t\t<error message=\"$#\">$#</error>" % [
+          failureMsg, xmlEscape(formatter.testStackTrace)])
       if errs.len > 0:
         formatter.stream.writeLine("\t\t\t<system-err>$#</system-err>" % errs)
     else:
-      formatter.stream.writeLine("\t\t\t<failure message=\"$#\">$#</failure>" % [failureMsg, errs])
+      formatter.stream.writeLine("\t\t\t<failure message=\"$#\">$#</failure>" %
+          [failureMsg, errs])
 
   formatter.stream.writeLine("\t\t</testcase>")
 
@@ -355,7 +364,7 @@ proc glob(matcher, filter: string): bool =
   if not filter.contains('*'):
     return matcher == filter
 
-  let beforeAndAfter = filter.split('*', maxsplit=1)
+  let beforeAndAfter = filter.split('*', maxsplit = 1)
   if beforeAndAfter.len == 1:
     # "foo*"
     return matcher.startsWith(beforeAndAfter[0])
@@ -363,7 +372,8 @@ proc glob(matcher, filter: string): bool =
   if matcher.len < filter.len - 1:
     return false # "12345" should not match "123*345"
 
-  return matcher.startsWith(beforeAndAfter[0]) and matcher.endsWith(beforeAndAfter[1])
+  return matcher.startsWith(beforeAndAfter[0]) and matcher.endsWith(
+      beforeAndAfter[1])
 
 proc matchFilter(suiteName, testName, filter: string): bool =
   if filter == "":
@@ -371,14 +381,15 @@ proc matchFilter(suiteName, testName, filter: string): bool =
   if testName == filter:
     # corner case for tests containing "::" in their name
     return true
-  let suiteAndTestFilters = filter.split("::", maxsplit=1)
+  let suiteAndTestFilters = filter.split("::", maxsplit = 1)
 
   if suiteAndTestFilters.len == 1:
     # no suite specified
     let testFilter = suiteAndTestFilters[0]
     return glob(testName, testFilter)
 
-  return glob(suiteName, suiteAndTestFilters[0]) and glob(testName, suiteAndTestFilters[1])
+  return glob(suiteName, suiteAndTestFilters[0]) and
+         glob(testName, suiteAndTestFilters[1])
 
 when defined(testing): export matchFilter
 
@@ -626,7 +637,7 @@ macro check*(conditions: untyped): untyped =
           let paramAst = exp[i]
           if exp[i].kind == nnkIdent:
             result.printOuts.add getAst(print(argStr, paramAst))
-          if exp[i].kind in nnkCallKinds + { nnkDotExpr, nnkBracketExpr }:
+          if exp[i].kind in nnkCallKinds + {nnkDotExpr, nnkBracketExpr}:
             let callVar = newIdentNode(":c" & $counter)
             result.assigns.add getAst(asgn(callVar, paramAst))
             result.check[i] = callVar