crazy

Pwsh/Regex/RegexStringToSegments.ps1

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+<#
+original snippet
+    'EA0103AB03' -replace '(?<=\G..)(?!$)',':'
+outputs:
+    'EA:01:03:AB:03'
+#>
+
+
+function New-Regex.SplitBySegmentSize {
+    <#
+    .SYNOPSIS
+        terrible name. turns a string into n-length chars, then
+    .NOTES
+        dotnet supports variable length lookbehinds
+        I'm not sure if some flavors will complain on this
+            $splat.InputText -replace '(?<=\G.{2})(?!$)', ' '
+
+        so lets build an explicit version
+            'EA0103AB03' -replace '(?<=\G..)(?!$)',':'
+
+        original snippet
+            'EA0103AB03' -replace '(?<=\G..)(?!$)',':'
+        outputs:
+            'EA:01:03:AB:03'
+    #>
+    [Alias('Regex.SplitByCrumbs')]
+    [CmdletBinding()]
+    param(
+        # return the regex pattern. skips everything else.
+        [switch]$PassThru,
+
+        [string]$InputText,
+
+        [Argumentcompletions(2, 3, 4, 10, 16)]
+        [int]$SegmentLength = 2,
+
+        [ArgumentCompletions(
+            ':')]
+        [string]$Delimiter = ':',
+
+        [ArgumentCompletions('Original', 'MultiLine1', 'MultiLine2')]
+        [string]$RegexName = 'Original' # MultiLine2
+
+    )
+    # was: '(?<=\G..)(?!$)',':'
+    $regex = @{}
+    # original thread: <https://discord.com/channels/180528040881815552/1179800911900590262/1192431121410048061>
+    $regex.Original = @'
+(?<=\G{0})(?!$)
+'@
+    $regex.MultiLine1 = @'
+(?x)
+    # modified it to work past the first newline
+(?:
+  ^|
+  (?<=\G{0})
+)
+(?!$)
+'@
+    $regex.MultiLine2 = @'
+(?x)
+    # previous version moved delim to the start of match,
+    # this preserves the original end of
+(?:
+  (?<=\G{0})
+  |^
+)
+(?!$)
+'@
+    # $selectedRegex = $Regex.Original
+    # $selectedRegex = $Regex.MultiLine
+    # $selectedRegex = $Regex.MultiLine2
+    $selectedRegex = $Regex.$RegexName
+    if(-not $SelectedRegex){ throw "InvalidRegexName" }
+    $renderRegex = $selectedRegex -f @(
+        '.' * $SegmentLength -join ''
+    )
+    $renderRegex | Join-String -op 'RenderRegex: ' | Write-verbose
+    $delimiter
+        | Format-ControlChar
+        | Join-String -op 'Replacement: ' | Write-verbose
+
+    if($PassTHru){ return $RenderRegex }
+    $InputText -replace $renderRegex, $Delimiter
+}
+
+$splat = @{
+    InputText = 'EA0103AB03'
+    Delimiter = ':'
+    SegmentLength = 2
+    Verbose = $true
+    Debug = $true
+}
+
+$expected = 'EA:01:03:AB:03'
+New-Regex.SplitBySegmentSize @Splat | Should -BeExactly $expected
+
+$expected = 'EA 01 03 AB 03'
+$splat.Delimiter = ' '
+New-Regex.SplitBySegmentSize @Splat | Should -BeExactly $expected
+
+$splat.InputText -replace '(?<=\G..)(?!$)', ' '
+$splat.Delimiter = '--'
+$expected = 'EA--01--03--AB--03'
+New-Regex.SplitBySegmentSize @Splat | Should -BeExactly $expected
+
+$splat.SegmentLength = 3
+$splat.Delimiter = ':'
+$expected = 'EA0:103:AB0:3'
+New-Regex.SplitBySegmentSize @Splat | Should -BeExactly $expected
+
+$splat.SegmentLength = 3
+$expected = 'EA0:103:AB0:3'
+New-Regex.SplitBySegmentSize @Splat | Should -BeExactly $expected
+
+
+$splat = @{
+    Debug         = $true
+    Delimiter     = ':'
+    InputText     = 'EA0103AB03'
+    SegmentLength = 2
+    Verbose       = $true
+}
+$c1              = "${fg:gray40}"
+$c2              = "${fg:#7296ab}"
+$c3              = "${bg:#323436}"
+$splat.Delimiter = "$c1...$c2"
+
+New-Regex.SplitBySegmentSize @Splat
+    | Join-String -op $c2
+    | Join-String -op $c3 -os $PSStyle.Reset
+hr
+New-Regex.SplitBySegmentSize @Splat -PassThru
+
+function FancySegment {
+    param(
+        [Parameter(Mandatory)]
+        [Argumentcompletions(2, 3, 4, 10, 16)]
+        [Alias('Len')][int]$SegmentLength = 2,
+
+        [ArgumentCompletions(
+            "'.'", "'--'", "'  '", "','", "'•'", "'￫'", "'¦'", "'😒'", "'9️⃣'"
+        )]
+        [Parameter(Mandatory)]
+        [string]$Delimiter,
+
+        [Alias('Fg1')]
+        # [PoshCode.Pansies.RgbColor]
+        [ArgumentCompletions('"${fg:gray40}"')]
+        $FgColor1 = "${fg:gray40}",
+
+        [Alias('Fg2')]
+        # [PoshCode.Pansies.RgbColor]
+        [ArgumentCompletions('"${fg:#7296ab}"')]
+        $FgColor2 = "${fg:#7296ab}",
+
+        [Alias('Bg', 'Bg1')]
+        # [PoshCode.Pansies.RgbColor]
+        [ArgumentCompletions('"${bg:#323436}"')]
+        $BgColor1  = "${bg:#323436}",
+
+        [Parameter(Mandatory, ValueFromPipeline)]
+        [Alias('Str', 'Text', 'InputObject', 'InObj', 'InText', 'Obj')]
+        [string]$InputText
+
+
+    )
+    process {
+
+        $splitSplat = @{
+            InputText     = $InputText
+            SegmentLength = $SegmentLength
+            Delimiter     = "${FgColor1}${Delimiter}${FgColor2}"
+        }
+        New-Regex.SplitBySegmentSize @splitSplat
+            | Join-String -op $FgColor2
+            | Join-String -op $BgColor1 -os $PSStyle.Reset
+
+    }
+}
+$PSDefaultParameterValues['New-Regex.SplitBySegmentSize:verbose'] = $false
+$PSDefaultParameterValues['New-Regex.SplitBySegmentSize:debug'] = $false
+hr
+$Splat.InputText | FancySegment -SegmentLength 2 -Delimiter '.' # -fg1 '#7296ab' -fg2 '#323436' -bg1 '#323436'
+$Splat.InputText | FancySegment -SegmentLength 2 -Delimiter '.'  -fg2 "${fg:#714a78}"
+$Splat.InputText | FancySegment -SegmentLength 2 -Delimiter '--' -fg1 "${fg:#714a78}"
+# hah, first output was
+# > #323436#7296abSy:st:em:.C:ol:le:ct:io:ns:.H:as:ht:ab:le
+$Longstuff = 'ÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂ㥹ĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬĭĮįİıIJijĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňʼnŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃDŽDždžLJLjljNJNjnjǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰDZDzdzǴǵǶǷǸǹǺǻǼǽǾǿȀȁȂȃȄȅȆȇȈȉȊȋȌȍȎȏȐȑȒȓȔȕȖȗȘșȚțȜȝȞȟȠȡȢȣȤȥȦȧȨȩȪȫȬȭȮȯȰȱȲȳȴȵȶȷȸȹȺȻȼȽȾȿɀɁɂɃɄɅɆɇɈɉɊɋɌɍɎɏɐɑɒɓɔɕɖɗɘəɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯ'
+$stuff = $Longstuff.Substring( $stuff.Length / 7 )
+
+$stuff | FancySegment -SegmentLength 2 ' ￫ '
+
+hr
+$stuff
+| FancySegment -SegmentLength 3 ',' -BgColor1 "${bg:gray15}" -FgColor2 "${fg:gray30}"
+hr
+$stuff | FancySegment -SegmentLength 15 ' ￫ '
+
+Get-Module -ea Ignore | FancyName Name -Separator ' ' -Len 6
+
+
+function FancyName {
+    param(
+        [ArgumentCompletions(
+            'Name', 'Length', 'FullName', 'Path'
+        )]
+        [string]$PropertyName,
+        [string]$Separator = ', ',
+        [ArgumentCompletions(
+            2, 3, 4, 10, 16
+        )]
+        [int]$Len
+    )
+    $Input
+        | % $PropertyName
+        | Sort-Object -Unique
+        | Join-String -sep $Separator -p {
+            $_ | FancySegment -SegmentLength $Len '•'
+        }
+}
+
+hr
+Get-Module -ea Ignore | FancyName Name -Separator "`n" -len 4
+hr
+Get-service -ea Ignore | FancyName Name -Separator '  ' -Len 6
+
+
+return
+$stuff | FancySegment -SegmentLength 2 ' ￫ '
+hr
+$stuff | FancySegment -SegmentLength 2 '   ￫   '
+return
+
+0..3000 -as [Text.Rune[]] | Join-String -sep ''
+$stuff = 0..540 -as [Text.Rune[]] | Join-String -sep ''
+
+
+
+# $stuff -replace '\s+', '' |Join-String -sep '__' | FancySegment -Len 2 -Delimiter '.'
+# $stuff -replace '\s+', '' |Join-String -sep '__' | FancySegment -Len 8 -Delimiter '.'
+$chars = '¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖ×Ø
+ÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂ㥹ĆćĈĉĊċČčĎďĐđĒēĔĕĖėĘęĚěĜĝĞğĠġĢģĤĥĦħĨĩĪīĬĭĮįİıIJijĴĵĶķĸĹĺĻļĽľĿŀŁłŃńŅņŇňʼnŊŋŌōŎŏŐőŒœŔŕŖŗŘřŚśŜŝŞşŠšŢţŤťŦŧŨũŪūŬŭŮůŰűŲųŴŵŶŷŸŹźŻżŽžſƀƁƂƃƄƅƆƇƈƉƊƋƌƍƎƏƐƑƒƓƔƕƖƗƘƙƚƛƜƝƞƟƠơƢƣƤƥƦƧƨƩƪƫƬƭƮƯưƱƲƳƴƵƶƷƸƹƺƻƼƽƾƿǀǁǂǃDŽDždžLJLjljNJNjnjǍǎǏǐǑǒǓǔǕǖǗǘǙǚǛǜǝǞǟǠǡǢǣǤǥǦǧǨǩǪǫǬǭǮǯǰDZDzdzǴǵǶǷǸǹǺǻǼǽǾǿȀȁȂȃȄȅȆȇȈȉȊȋȌȍȎȏȐȑȒȓȔȕȖȗȘșȚțȜȝȞȟȠȡȢȣȤȥȦȧȨȩȪȫȬȭȮȯȰȱȲȳȴȵȶȷȸȹȺȻȼȽȾȿɀɁɂɃɄɅɆɇɈɉɊɋɌɍɎɏɐɑɒɓɔɕɖɗɘəɚɛɜɝɞɟɠɡɢɣɤɥɦɧɨɩɪɫɬɭɮɯɰɱɲɳɴɵɶɷɸɹɺɻɼɽɾɿʀʁʂʃʄʅʆʇʈʉʊʋʌʍʎʏʐʑʒʓʔʕʖʗʘʙʚʛʜʝʞʟʠʡʢʣʤʥʦʧʨʩʪʫʬʭʮʯʰʱʲ'