add back all the spinners

src/hwylterm/bbansi.nim

@@ -8,17 +8,16 @@ import std/[os, sequtils, strutils, terminal]
 
 import bbansi/[styles, utils]
 
-# TODO:
-# - improve terminal/output detection (is output a tty?)
-# - add compiletimeSwitch to disable color?
-# - add env variable to force color
 proc checkColorSupport(): bool =
-  if os.getEnv("NO_COLOR") != "":
-    return true
   when defined(bbansiNoColor):
     return true
-  if not isatty(stdout):
+  else:
-    return true
+    if os.getEnv("HWYLTERM_FORCE_COLOR") != "":
+      return false
+    if os.getEnv("NO_COLOR") != "":
+      return true
+    if not isatty(stdout):
+      return true
 
 let noColor = checkColorSupport()
 
@@ -64,7 +63,8 @@ template closeStyle(bbs: var BbString, pattern: string) =
   let style = pattern[1 ..^ 1].strip()
   if style in bbs.spans[^1].styles:
     bbs.endSpan
-    let newStyle = bbs.spans[^1].styles.filterIt(it != style) # use sets instead
+    if bbs.spans.len == 0: return
+    let newStyle = bbs.spans[^1].styles.filterIt(it != style) # use sets instead?
     bbs.newSpan newStyle
 
 template closeFinalSpan(bbs: var BbString) =
@@ -90,6 +90,7 @@ proc bb*(s: string): BbString =
     inc i
 
   result.raw = s
+
   if not s.startswith('[') or s.startswith("[["):
     result.spans.add BbSpan()
 
@@ -169,10 +170,14 @@ proc `&`*(x: BbString, y: BbString): Bbstring =
   # there is probably a more efficient way to do this
   bb(x.raw & y.raw)
 
+proc bbEscape*(s: string): string {.inline.} = 
+  s.replace("[", "[[")
+
 proc bbEcho*(args: varargs[string, `$`]) {.sideEffect.} =
   for x in args:
     stdout.write(x.bb)
   stdout.write('\n')
+
   stdout.flushFile
 
 when isMainModule:

src/hwylterm/spin.nim

@@ -1,24 +1,5 @@
 import std/[os, locks, sequtils, terminal]
-import "."/bbansi
+import "."/[bbansi, spin/spinners]
-
-type
-  SpinnerKind* = enum
-    Dots
-
-  Spinner* = object
-    interval*: int
-    frames*: seq[string]
-
-proc makeSpinner*(interval: int, frames: seq[string]): Spinner =
-  Spinner(interval: interval, frames: frames)
-
-const Spinners*: array[SpinnerKind, Spinner] = [
-  # Dots
-  Spinner(
-    interval: 80,
-    frames: @["⠋", "⠙", "⠹", "⠸", "⠼", "⠴", "⠦", "⠧", "⠇", "⠏"],
-  )
-]
 
 type
   Spinny = ref object
@@ -48,7 +29,7 @@ proc newSpinny*(text: string, s: Spinner): Spinny =
   Spinny(
     text: text,
     running: true,
-    frames: mapIt(s.frames, $bb(it, style)),
+    frames: mapIt(s.frames, $bb(bbEscape(it), style)),
     customSymbol: false,
     interval: s.interval,
     style: "bold blue",
@@ -136,3 +117,19 @@ template withSpinner*(msg: string = "", body: untyped): untyped =
 
 template withSpinner*(body: untyped): untyped =
   withSpinner("", body)
+
+template with*(kind: SpinnerKind, msg: string, body: untyped): untyped = 
+  var spinner {.inject.} = newSpinny(msg, kind)
+  if isatty(stdout): # don't spin if it's not a tty
+    start spinner
+
+  body
+
+  if isatty(stdout):
+    stop spinner
+
+when isMainModule:
+  for kind, _ in Spinners:
+    with(kind, $kind):
+      sleep 1 * 1000
+

src/hwylterm/spin/spinners.nim

@@ -0,0 +1,211 @@
+type
+  SpinnerKind* = enum
+    Dots, Dots2, Dots3, Dots4, Dots5, Dots6, Dots7, Dots8, Dots9,
+    Dots10, Dots11, Dots12, Line, Line2, Pipe, SimpleDots,
+    SimpleDotsScrolling, Star, Star2, Flip, Hamburger, GrowVertical,
+    GrowHorizontal, Balloon, Balloon2, Noise, Bounce, BoxBounce, BoxBounce2,
+    Triangle, Arc, Circle, SquareCorners, CircleQuarters, CircleHalves, Squish,
+    Toggle, Toggle2, Toggle3, Toggle4, Toggle5, Toggle6, Toggle7, Toggle8,
+    Toggle9, Toggle10, Toggle11, Toggle12, Toggle13, Arrow, Arrow2, Arrow3,
+    BouncingBar, BouncingBall, Smiley, Monkey, Hearts,
+    Clock, Earth, Moon, Runner, Pong, Shark, Dqpb
+
+  Spinner* = object
+    interval*: int = 80
+    frames*: seq[string]
+
+proc makeSpinner*(interval: int, frames: seq[string]): Spinner =
+  Spinner(interval: interval, frames: frames)
+
+const Spinners*: array[SpinnerKind, Spinner] = [
+  # Dots
+  Spinner(frames: @[ "⠋", "⠙", "⠹", "⠸", "⠼", "⠴", "⠦", "⠧", "⠇", "⠏"]),
+  # Dots2
+  Spinner(frames: @[ "⣾", "⣽", "⣻", "⢿", "⡿", "⣟", "⣯", "⣷"]),
+  # Dots3
+  Spinner(frames: @[ "⠋", "⠙", "⠚", "⠞", "⠖", "⠦", "⠴", "⠲", "⠳", "⠓"]),
+  # Dots4
+  Spinner(frames: @[ "⠄", "⠆", "⠇", "⠋", "⠙", "⠸", "⠰", "⠠", "⠰", "⠸", "⠙", "⠋", "⠇", "⠆"]),
+  # Dots5
+  Spinner(frames: @[ "⠋", "⠙", "⠚", "⠒", "⠂", "⠂", "⠒", "⠲", "⠴", "⠦", "⠖", "⠒", "⠐", "⠐", "⠒", "⠓", "⠋"]),
+  # Dots6
+  Spinner(frames: @[ "⠁", "⠉", "⠙", "⠚", "⠒", "⠂", "⠂", "⠒", "⠲", "⠴", "⠤", "⠄", "⠄", "⠤", "⠴", "⠲", "⠒", "⠂", "⠂", "⠒", "⠚", "⠙", "⠉", "⠁"]),
+  # Dots7
+  Spinner(frames: @[ "⠈", "⠉", "⠋", "⠓", "⠒", "⠐", "⠐", "⠒", "⠖", "⠦", "⠤", "⠠", "⠠", "⠤", "⠦", "⠖", "⠒", "⠐", "⠐", "⠒", "⠓", "⠋", "⠉", "⠈"]),
+  # Dots8
+  Spinner(frames: @[ "⠁", "⠁", "⠉", "⠙", "⠚", "⠒", "⠂", "⠂", "⠒", "⠲", "⠴", "⠤", "⠄", "⠄", "⠤", "⠠", "⠠", "⠤", "⠦", "⠖", "⠒", "⠐", "⠐", "⠒", "⠓", "⠋", "⠉", "⠈", "⠈", ]),
+  # Dots9
+  Spinner(frames: @[ "⢹", "⢺", "⢼", "⣸", "⣇", "⡧", "⡗", "⡏", ]),
+  # Dots10
+  Spinner(frames: @[ "⢄", "⢂", "⢁", "⡁", "⡈", "⡐", "⡠", ]),
+  # Dots11
+  Spinner(interval: 100, frames: @[ "⠁", "⠂", "⠄", "⡀", "⢀", "⠠", "⠐", "⠈", ]),
+  # Dots12
+  Spinner(frames: @[ "⢀⠀", "⡀⠀", "⠄⠀", "⢂⠀", "⡂⠀", "⠅⠀", "⢃⠀", "⡃⠀", "⠍⠀", "⢋⠀", "⡋⠀", "⠍⠁", "⢋⠁", "⡋⠁", "⠍⠉", "⠋⠉", "⠋⠉", "⠉⠙", "⠉⠙", "⠉⠩", "⠈⢙", "⠈⡙", "⢈⠩", "⡀⢙", "⠄⡙", "⢂⠩", "⡂⢘", "⠅⡘", "⢃⠨", "⡃⢐", "⠍⡐", "⢋⠠", "⡋⢀", "⠍⡁", "⢋⠁", "⡋⠁", "⠍⠉", "⠋⠉", "⠋⠉", "⠉⠙", "⠉⠙", "⠉⠩", "⠈⢙", "⠈⡙", "⠈⠩", "⠀⢙", "⠀⡙", "⠀⠩", "⠀⢘", "⠀⡘", "⠀⠨", "⠀⢐", "⠀⡐", "⠀⠠", "⠀⢀", "⠀⡀", ]),
+  # Line
+  Spinner(interval: 130, frames: @[ "-", "\\", "|", "/", ]),
+  # Line2
+  Spinner(interval: 100, frames: @[ "⠂", "-", "–", "—", "–", "-", ]),
+  # Pipe
+  Spinner(interval: 100, frames: @[ "┤", "┘", "┴", "└", "├", "┌", "┬", "┐", ]),
+  # SimpleDots
+  Spinner(interval: 400, frames: @[ ". ", "..", "...", "  ", ]),
+  # SimpleDotsScrolling
+  Spinner(interval: 200, frames: @[ ". ", "..", "...", " ..", "  .", "  ", ]),
+  # Star
+  Spinner(interval: 70, frames: @[ "✶", "✸", "✹", "✺", "✹", "✷", ]),
+  # Star2
+  Spinner(frames: @[ "+", "x", "*", ]),
+  # Flip
+  Spinner(interval: 70, frames: @[ "_", "_", "_", "-", "`", "`", "'", "´", "-", "_", "_", "_", ]),
+  # Hamburger
+  Spinner(interval: 100, frames: @[ "☱", "☲", "☴", ]),
+  # GrowVertical
+  Spinner(interval: 120, frames: @[ "▁", "▃", "▄", "▅", "▆", "▇", "▆", "▅", "▄", "▃", ]),
+  # GrowHorizontal
+  Spinner(interval: 120, frames: @[ "▏", "▎", "▍", "▌", "▋", "▊", "▉", "▊", "▋", "▌", "▍", "▎", ]),
+  # Balloon
+  Spinner(interval: 140, frames: @[ " ", ".", "o", "O", "@", "*", " "]),
+  # Balloon2
+  Spinner(interval: 120, frames: @[ ".", "o", "O", "°", "O", "o", "."]),
+  # Noise
+  Spinner(interval: 100, frames: @[ "▓", "▒", "░", ]),
+  # Bounce
+  Spinner(interval: 120, frames: @[ "⠁", "⠂", "⠄", "⠂", ]),
+  # BoxBounce
+  Spinner(interval: 120, frames: @[ "▖", "▘", "▝", "▗", ]),
+  # BoxBounce2
+  Spinner(interval: 100, frames: @[ "▌", "▀", "▐", "▄", ]),
+  # Triangle
+  Spinner(interval: 50, frames: @[ "◢", "◣", "◤", "◥", ]),
+  # Arc
+  Spinner(interval: 100, frames: @[ "◜", "◠", "◝", "◞", "◡", "◟", ]),
+  # Circle
+  Spinner(interval: 120, frames: @[ "◡", "⊙", "◠", ]),
+  # SquareCorners
+  Spinner(interval: 180, frames: @[ "◰", "◳", "◲", "◱", ]),
+  # CircleQuarters
+  Spinner(interval: 120, frames: @[ "◴", "◷", "◶", "◵", ]),
+  # CircleHalves
+  Spinner(interval: 50, frames: @[ "◐", "◓", "◑", "◒", ]),
+  # Squish
+  Spinner(interval: 100, frames: @[ "╫", "╪", ]),
+  # Toggle
+  Spinner(interval: 250, frames: @[ "⊶", "⊷", ]),
+  # Toggle2
+  Spinner(frames: @[ "▫", "▪", ]),
+  # Toggle3
+  Spinner(interval: 120, frames: @[ "□", "■", ]),
+  # Toggle4
+  Spinner(interval: 100, frames: @[ "■", "□", "▪", "▫", ]),
+  # Toggle5
+  Spinner(interval: 100, frames: @[ "▮", "▯", ]),
+  # Toggle6
+  Spinner(interval: 300, frames: @[ "ဝ", "၀", ]),
+  # Toggle7
+  Spinner(frames: @[ "⦾", "⦿", ]),
+  # Toggle8
+  Spinner(interval: 100, frames: @[ "◍", "◌", ]),
+  # Toggle9
+  Spinner(interval: 100, frames: @[ "◉", "◎", ]),
+  # Toggle10
+  Spinner(interval: 100, frames: @[ "㊂", "㊀", "㊁", ]),
+  # Toggle11
+  Spinner(interval: 50, frames: @[ "⧇", "⧆", ]),
+  # Toggle12
+  Spinner(interval: 120, frames: @[ "☗", "☖", ]),
+  # Toggle13
+  Spinner(frames: @[ "=", "*", "-", ]),
+  # Arrow
+  Spinner(interval: 100, frames: @[ "←", "↖", "↑", "↗", "→", "↘", "↓", "↙", ]),
+  # Arrow2
+  Spinner(frames: @[ "⬆", "↗", "➡", "↘", "⬇", "↙", "⬅", "↖", ]),
+  # Arrow3
+  Spinner(interval: 120, frames: @[ "▹▹▹▹▹", "▸▹▹▹▹", "▹▸▹▹▹", "▹▹▸▹▹", "▹▹▹▸▹", "▹▹▹▹▸", ]),
+  # BouncingBar
+  Spinner(frames: @[ "[    ]", "[   =]", "[  ==]", "[ ===]", "[====]", "[=== ]", "[==  ]", "[=   ]" ]),
+  # BouncingBall
+  Spinner(frames: @[ "( ●    )", "(  ●   )", "(   ●  )", "(    ● )", "(     ●)", "(    ● )", "(   ●  )", "(  ●   )", "( ●    )", "(●     )", ]),
+  # Smiley
+  Spinner(interval: 200, frames: @[ "😄", "😝", ]),
+  # Monkey
+  Spinner(interval: 300, frames: @[ "🙈", "🙈", "🙉", "🙊", ]),
+  # Hearts
+  Spinner(interval: 100, frames: @[ "💛", "💙", "💜", "💚", "❤", ]),
+  # Clock
+  Spinner(interval: 100, frames: @[ "🕐", "🕑", "🕒", "🕓", "🕔", "🕕", "🕖", "🕗", "🕘", "🕙", "🕚", ]),
+  # Earth
+  Spinner(interval: 180, frames: @[ "🌍", "🌎", "🌏", ]),
+  # Moon
+  Spinner(frames: @[ "🌑", "🌒", "🌓", "🌔", "🌕", "🌖", "🌗", "🌘", ]),
+  # Runner
+  Spinner(interval: 140, frames: @["🚶","🏃"]),
+  # Pong
+  Spinner(
+    frames: @[
+      "▐⠂       ▌",
+      "▐⠈       ▌",
+      "▐ ⠂      ▌",
+      "▐ ⠠      ▌",
+      "▐  ⡀     ▌",
+      "▐  ⠠     ▌",
+      "▐   ⠂    ▌",
+      "▐   ⠈    ▌",
+      "▐    ⠂   ▌",
+      "▐    ⠠   ▌",
+      "▐     ⡀  ▌",
+      "▐     ⠠  ▌",
+      "▐      ⠂ ▌",
+      "▐      ⠈ ▌",
+      "▐       ⠂▌",
+      "▐       ⠠▌",
+      "▐       ⡀▌",
+      "▐      ⠠ ▌",
+      "▐      ⠂ ▌",
+      "▐     ⠈  ▌",
+      "▐     ⠂  ▌",
+      "▐    ⠠   ▌",
+      "▐    ⡀   ▌",
+      "▐   ⠠    ▌",
+      "▐   ⠂    ▌",
+      "▐  ⠈     ▌",
+      "▐  ⠂     ▌",
+      "▐ ⠠      ▌",
+      "▐ ⡀      ▌",
+      "▐⠠       ▌",
+    ]
+  ),
+  # Shark
+  Spinner(
+    interval: 120, frames: @[
+      "▐|\\____________▌",
+      "▐_|\\___________▌",
+      "▐__|\\__________▌",
+      "▐___|\\_________▌",
+      "▐____|\\________▌",
+      "▐_____|\\_______▌",
+      "▐______|\\______▌",
+      "▐_______|\\_____▌",
+      "▐________|\\____▌",
+      "▐_________|\\___▌",
+      "▐__________|\\__▌",
+      "▐___________|\\_▌",
+      "▐____________|\\▌",
+      "▐____________/|▌",
+      "▐___________/|_▌",
+      "▐__________/|__▌",
+      "▐_________/|___▌",
+      "▐________/|____▌",
+      "▐_______/|_____▌",
+      "▐______/|______▌",
+      "▐_____/|_______▌",
+      "▐____/|________▌",
+      "▐___/|_________▌",
+      "▐__/|__________▌",
+      "▐_/|___________▌",
+      "▐/|____________▌",
+    ]
+  ),
+  # Dqpb
+  Spinner(interval: 100, frames: @["d","q","p","b"]),
+]

tests/tbbansi.nim

@@ -7,6 +7,7 @@ template bbCheck(input: string, output: string): untyped =
 
 suite "basic":
   test "simple":
+    bbCheck "[red][/red]", ""
     bbCheck "[red]red text", "\e[31mred text\e[0m"
     bbCheck "[red]Red Text", "\e[31mRed Text\e[0m"
     bbCheck "[yellow]Yellow Text", "\e[33mYellow Text\e[0m"
@@ -49,3 +50,6 @@ suite "basic":
     check "[red]Red[/red]".bb == bb("Red", "red")
     check "[b][yellow]not yellow[/][/b]".bb == bb("[yellow]not yellow[/]", "b")
 
+  test "escape":
+    check bbEscape("[info] brackets") == "[[info] brackets"
+    bbCheck bbEscape("[info] brackets"), "[info] brackets"