add RunMacrobuttons(), CloseMacrobuttons()

code and function better describe their meaning.

.vscode/launch.json

@@ -16,7 +16,9 @@
                 "\"!strip[0].mute\",",
                 "\"strip[0].mute\",",
                 "\"bus[2].eq.on=1\",",
-                "\"command.lock=1\""
+                "\"command.lock=1\"",
+                "-Verbose",
+                "-Debug"
             ],
             "createTemporaryIntegratedConsole": true
         },
@@ -26,7 +28,10 @@
             "request": "launch",
             "cwd": "${workspaceRoot}/examples/nextbus",
             "script": "${workspaceFolder}/examples/nextbus/GoTo-NextBus.ps1",
-            "args": [],
+            "args": [
+                "-Verbose",
+                "-Debug"
+            ],
             "createTemporaryIntegratedConsole": true
         },
         {
@@ -35,7 +40,10 @@
             "request": "launch",
             "cwd": "${workspaceRoot}/examples/obs",
             "script": "${workspaceFolder}/examples/obs/Vm-Obs-Sync.ps1",
-            "args": [],
+            "args": [
+                "-Verbose",
+                "-Debug"
+            ],
             "createTemporaryIntegratedConsole": true
         },
         {

CHANGELOG.md

@@ -9,7 +9,20 @@ Before any major/minor/patch is released all test units will be run to verify th
 
 ## [Unreleased] These changes have not been added to PSGallery yet
 
-- []
+## [3.2.0]
+
+### Added
+
+- Debug statements added to Getters, Setters in higher classes.
+- RunVoicemeeter function added to base.ps1. Accepts kind name as parameter.
+- Errors section to README.
+
+### Fixed
+
+- All CAPIErrors are now exposed to the consumer.
+  - The function name and error code can be retrieved using [CAPIError].function and [CAPIError].code
+- Set_By_Script now throws [VMError] if script length exceeds 48kB.
+- parameter range checks in Vban class.
 
 ## [3.1.0]
 
@@ -18,6 +31,7 @@ Before any major/minor/patch is released all test units will be run to verify th
 - Level methods for Strip class implemented. See Strip.levels section in README.
 - Level methods for Bus class implemented. See Bus.levels section in README.
 - More Recorder commands implemented. See Recorder section in README.
+- RunMacrobuttons, CloseMacrobuttons added to Special class
 
 ## [3.0.0]
 

README.md

@@ -115,13 +115,13 @@ $vmr.Logout()
 
 The following strip commands are available:
 
-- mute: boolean
-- mono: boolean
-- mc: boolean
+- mute: bool
+- mono: bool
+- mc: bool
 - k: int, from 0 to 4
-- solo: boolean
-- A1-A5: boolean
-- B1-B3: boolean
+- solo: bool
+- A1-A5: bool
+- B1-B3: bool
 - limit: int, from -40 to 12
 - gain: float, from -60.0 to 12.0
 - label: string
@@ -135,10 +135,10 @@ The following strip commands are available:
 - color_y: float, from 0.0 to 1.0
 - fx_x: float, from -0.5 to 0.5
 - fx_y: float, from 0.0 to 1.0
-- postreverb: boolean
-- postdelay: boolean
-- postfx1: boolean
-- postfx2: boolean
+- postreverb: bool
+- postdelay: bool
+- postfx1: bool
+- postfx2: bool
 - gainlayer0-gainlayer7: float
 
 for example:
@@ -165,7 +165,7 @@ The following strip.comp commands are available:
 - release: float, from 0.0 to 5000.0
 - knee: float, 0.0 to 1.0
 - gainout: float, from -24.0 to 24.0
-- makeup: boolean
+- makeup: bool
 
 for example:
 
@@ -206,7 +206,7 @@ $vmr.strip[3].denoiser.knob = 5
 #### AppGain | AppMute
 
 - `AppGain(amount, gain)` : string, float
-- `AppMute(amount, mutestate)` : string, boolean
+- `AppMute(amount, mutestate)` : string, bool
 
 for example:
 
@@ -253,18 +253,18 @@ $vmr.bus[3].returnreverb = 5.7
 
 The following bus.mode members are available:
 
-- normal: boolean
-- amix: boolean
-- bmix: boolean
-- repeat: boolean
-- composite: boolean
-- tvmix: boolean
-- upmix21: boolean
-- upmix41: boolean
-- upmix61: boolean
-- centeronly: boolean
-- lfeonly: boolean
-- rearonly: boolean
+- normal: bool
+- amix: bool
+- bmix: bool
+- repeat: bool
+- composite: bool
+- tvmix: bool
+- upmix21: bool
+- upmix41: bool
+- upmix61: bool
+- centeronly: bool
+- lfeonly: bool
+- rearonly: bool
 
 The following bus.mode commands are available:
 
@@ -317,8 +317,8 @@ wdm, ks, mme, asio are defined as write only.
 
 The following strip.eq | bus.eq commands are available:
 
-- on: boolean
-- ab: boolean
+- on: bool
+- ab: bool
 
 for example:
 
@@ -359,19 +359,19 @@ $vmr.button[5].trigger = $true
 
 ### VBAN
 
-- vmr.vban.enable: Toggle VBAN on or off. Accepts a boolean value.
+- vmr.vban.enable: Toggle VBAN on or off. Accepts a bool value.
 
 For each vban in/out stream the following parameters are defined:
 
-- on: boolean
+- on: bool
 - name: string
 - ip: string
-- port: int from 1024 - 65535
-- sr: int (11025, 16000, 22050, 24000, 32000, 44100, 48000, 64000, 88200, 96000)
+- port: int, from 1024 - 65535
+- sr: in, (11025, 16000, 22050, 24000, 32000, 44100, 48000, 64000, 88200, 96000)
 - channel: int from 1 to 8
-- bit: int 16 or 24
-- quality: int from 0 to 4
-- route: int from 0 to 8
+- bit: int, 16 or 24
+- quality: int, from 0 to 4
+- route: int, from 0 to 8
 
 SR, channel and bit are defined as readonly for instreams. Attempting to write
 to those parameters will throw an error. They are read and write for outstreams.
@@ -396,12 +396,14 @@ The following commands are available:
 - hide
 - restart
 - shutdown
-- showvbanchat: boolean (write only)
-- lock: boolean (write only)
+- showvbanchat: bool, (write only)
+- lock: bool, (write only)
 
 The following methods are available:
 
 - Load($filepath): string
+- RunMacrobuttons(): Launches the macrobuttons app
+- CloseMacrobuttons(): Closes the macrobuttons app
 
 example:
 
@@ -411,6 +413,8 @@ $vmr.command.show
 $vmr.command.lock = $true
 
 $vmr.command.Load("path/to/filename.xml")
+
+$vmr.command.RunMacrobuttons()
 ```
 
 ### Recorder
@@ -423,12 +427,12 @@ The following commands are available:
 - record
 - ff
 - rew
-- A1 - A5: boolean
-- B1 - B3: boolean
-- samplerate: int (22050, 24000, 32000, 44100, 48000, 88200, 96000, 176400, 192000)
-- bitresolution: int (8, 16, 24, 32)
-- channel: int from 1 to 8
-- kbps: int (32, 40, 48, 56, 64, 80, 96, 112, 128, 160, 192, 224, 256, 320)
+- A1 - A5: bool
+- B1 - B3: bool
+- samplerate: int, (22050, 24000, 32000, 44100, 48000, 88200, 96000, 176400, 192000)
+- bitresolution: int, (8, 16, 24, 32)
+- channel: int, from 1 to 8
+- kbps: int, (32, 40, 48, 56, 64, 80, 96, 112, 128, 160, 192, 224, 256, 320)
 
 The following methods are available:
 
@@ -464,7 +468,7 @@ $vmr.recorder.mode.loop = $true
 
 The following method is available:
 
-- Set($val): boolean
+- Set($val): bool
 
 example:
 
@@ -542,6 +546,15 @@ Access to lower level polling functions are provided with these functions:
 - `$vmr.PDirty`: Returns true if a parameter has been updated.
 - `$vmr.MDirty`: Returns true if a macrobutton has been updated.
 
+### Errors
+
+- `VMRemoteError`: Base custom error class.
+- `LoginError`: Raised when a login error occurs.
+- `CAPIError`: Raised when a C-API function returns an error code.
+  - The following class properties are available:
+    - `function`: The name of the C-API function that returned the error code.
+    - `code`: The error code.
+
 ### Run tests
 
 Run tests using .\tests\pre-commit.ps1 which accepts the following parameters:

examples/cli/CLI.ps1

@@ -1,14 +1,12 @@
+[cmdletbinding()]
 param(
     [switch]$interactive,
-    [switch]$output,
     [String]$kind = "banana",
     [String[]]$script = @()
 )
 
 Import-Module ..\..\lib\Voicemeeter.psm1
 
-$VerbosePreference = "Continue"
-
 function get-value {
     param([object]$vmr, [string]$line)
     try {
@@ -24,16 +22,16 @@ function msgHandler {
     param([object]$vmr, [string]$line)
     $line + " passed to handler" | Write-Debug
     if ($line[0] -eq "!") {
-        if ($output) { "Toggling " + $line.substring(1) | Write-Host }
+        "Toggling " + $line.substring(1) | Write-Debug
         $retval = get-value -vmr $vmr -line $line.substring(1)
         $vmr.Setter($line.substring(1), 1 - $retval)
     }
     elseif ($line.Contains("=")) { 
-        if ($output) { "Setting $line" | Write-Host }
+        "Setting $line" | Write-Debug
         $vmr.SendText($line)
     }
     else {
-        if ($output) { "Getting $line" | Write-Host }
+        "Getting $line" | Write-Debug
         $retval = get-value -vmr $vmr -line $line
         $line + " = " + $retval | Write-Host
     }

examples/nextbus/GoTo-NextBus.ps1

@@ -7,27 +7,30 @@
     Credits go to @bobsupercow
 #>
 
-Import-Module ..\..\lib\Voicemeeter.psm1
+[cmdletbinding()]
+param()
 
-$VerbosePreference = "Continue"
+Import-Module ..\..\lib\Voicemeeter.psm1
 
 try {
     $vmr = Connect-Voicemeeter -Kind "potato"
 
     $buses = @($vmr.bus[1], $vmr.bus[2], $vmr.bus[4], $vmr.bus[6])
+    "Buses in selection: $($buses)"
     $unmutedIndex = $null
 
     # 1)
+    "Cycling through bus selection to check for first unmuted Bus..." | Write-Host
     foreach ($bus in $buses) {
         # 2)
         if (-not $bus.mute) {
-            "bus $($bus.index) is unmuted... muting it" | Write-Host
+            "Bus $($bus.index) is unmuted... muting it" | Write-Host
             $unmutedIndex = $buses.IndexOf($bus)
             $bus.mute = $true
 
             # 3)
             if ($buses[++$unmutedIndex]) {
-                "unmuting bus $($buses[$unmutedIndex].index)" | Write-Host
+                "Unmuting Bus $($buses[$unmutedIndex].index)" | Write-Host
                 $buses[$unmutedIndex].mute = $false
                 break
             }
@@ -37,7 +40,7 @@ try {
     # 4)
     if ($null -eq $unmutedIndex) { 
         $buses[0].mute = $false 
-        "unmuting bus $($buses[0].index)" | Write-Host
+        "Unmuting Bus $($buses[0].index)" | Write-Host
     }
     
 }

examples/obs/Vm-Obs-Sync.ps1

@@ -1,8 +1,9 @@
+[cmdletbinding()]
+param()
+
 Import-Module ..\..\lib\Voicemeeter.psm1
 Import-Module obs-powershell
 
-$VerbosePreference = "Continue"
-
 function CurrentProgramSceneChanged {
     param([System.Object]$data)
     Write-Host "Switched to scene", $data.sceneName
@@ -10,19 +11,15 @@ function CurrentProgramSceneChanged {
     switch ($data.sceneName) {
         "START" { 
             $vmr.strip[0].mute = !$vmr.strip[0].mute
-            "Toggling Strip 0 mute"
         }
         "BRB" { 
             $vmr.strip[0].gain = -8.3
-            "Setting Strip 0 gain to -8.3"
         }
         "END" { 
             $vmr.strip[0].mono = $true
-            "Setting Strip 0 mono to `$true"
         }
         "LIVE" { 
             $vmr.strip[0].color_x = 0.3
-            "Setting Strip 0 color_x to 0.3"
         }
         default { "Expected START, BRB, END or LIVE scene" | Write-Warning; return }
     }

lib/Voicemeeter.psm1

@@ -1,14 +1,22 @@
-. $PSScriptRoot\kinds.ps1
+. $PSScriptRoot\errors.ps1
+. $PSScriptRoot\meta.ps1
 . $PSScriptRoot\base.ps1
+. $PSScriptRoot\kinds.ps1
+. $PSScriptRoot\strip.ps1
+. $PSScriptRoot\bus.ps1
+. $PSScriptRoot\macrobuttons.ps1
+. $PSScriptRoot\vban.ps1
+. $PSScriptRoot\command.ps1
+. $PSScriptRoot\recorder.ps1
+. $PSScriptRoot\profiles.ps1
 
 class Remote {
+    [String]$vmpath
     [Hashtable]$kind
     [Object]$profiles
 
     Remote ([String]$kindId) {
-        if (!(Setup_DLL)) {
-            Exit -1
-        }
+        $this.vmpath = Setup_DLL
         $this.kind = GetKind($kindId)
         $this.profiles = Get_Profiles($this.kind.name)
     }
@@ -31,7 +39,7 @@ class Remote {
     }
 
     [String] GetVersion() {
-        return Version
+        return VmVersion
     }
 
     [void] Set_Profile([String]$config) {
@@ -129,24 +137,20 @@ Function Get-RemotePotato {
 
 Function Connect-Voicemeeter {
     param([String]$Kind)
-    try {
-        switch ($Kind) {
-            "basic" { 
-                return Get-RemoteBasic
-            }
-            "banana" { 
-                return Get-RemoteBanana
-            }
-            "potato" { 
-                return Get-RemotePotato
-            }
-            default { throw [LoginError]::new("Unknown Voicemeeter kind `"$Kind`"") }
-        }        
-    }
-    catch [LoginError], [CAPIError] {
-        Write-Warning $_.Exception.ErrorMessage()
-        throw
-    }
+    switch ($Kind) {
+        "basic" { 
+            return Get-RemoteBasic
+        }
+        "banana" { 
+            return Get-RemoteBanana
+        }
+        "potato" { 
+            return Get-RemotePotato
+        }
+        default { 
+            throw [LoginError]::new("Unknown Voicemeeter kind `"$Kind`"")
+        }
+    }         
 }
 
 Function Disconnect-Voicemeeter {

lib/base.ps1

@@ -1,74 +1,77 @@
 . $PSScriptRoot\errors.ps1
 . $PSScriptRoot\binding.ps1
-. $PSScriptRoot\profiles.ps1
-. $PSScriptRoot\inst.ps1
-. $PSScriptRoot\strip.ps1
-. $PSScriptRoot\bus.ps1
-. $PSScriptRoot\macrobuttons.ps1
-. $PSScriptRoot\vban.ps1
-. $PSScriptRoot\command.ps1
-. $PSScriptRoot\recorder.ps1
 
 function Login {
     param(
         [string]$kindId
     )
-    try {
-        $retval = [int][Voicemeeter.Remote]::VBVMR_Login()
-        if (-not $retval) { 
-            "LOGGED IN" | Write-Verbose
-        }
-        elseif ($retval -eq 1) {
-            "VM NOT RUNNING" | Write-Verbose
-            New-Variable -Name vmExe -Value 0
-
-            if ( $kindId -eq "basic" ) { $vmExe = 1 }
-            elseif ( $kindId -eq "banana" ) { $vmExe = 2 }
-            elseif ( $kindId -eq "potato" ) {
-                $vmExe = $(if ([Environment]::Is64BitOperatingSystem) { 6 } else { 3 })
-            }
-
-            $retval = [int][Voicemeeter.Remote]::VBVMR_RunVoicemeeter([int64]$vmExe)
-            if (-not $retval) { 
-                "STARTING VOICEMEETER" | Write-Verbose
-                Start-Sleep -s 1
-            }
-            else { 
-                throw [CAPIError]::new($retval, $MyInvocation.MyCommand) 
-            }
-        }
-        elseif ($retval -eq -2) {
-            throw [LoginError]::new('login may only be called once per session')
-        }
-        else { throw [CAPIError]::new($retval, $MyInvocation.MyCommand) }
+    $retval = [int][Voicemeeter.Remote]::VBVMR_Login()
+    if ($retval -notin @(0, 1, -2)) {
+        throw [CAPIError]::new($retval, "VBVMR_Login")
     }
-    catch [LoginError] {
-        Write-Warning "$($_.Exception.ErrorMessage()). Fatal error, exiting..."
-        exit -2
+
+    switch ($retval) {
+        1 {
+            "Voicemeeter Engine running but GUI not launched. Launching GUI now." | Write-Verbose
+            RunVoicemeeter -kindId $kindId
+        }
+        -2 {
+            throw [LoginError]::new("Login may only be called once per session.")
+        }
     }
 
     while (P_Dirty -or M_Dirty) { Start-Sleep -m 1 }
-    "VERSION:[" + $(VmType).ToUpper() + "]" | Write-Verbose
+    "Successfully logged into Voicemeeter [" + $(VmType).ToUpper() + "] Version " + $(VmVersion) | Write-Verbose
 }
 
 function Logout {
-    Start-Sleep -m 20
+    Start-Sleep -m 100
     $retval = [int][Voicemeeter.Remote]::VBVMR_Logout()
-    if (-not $retval) { "LOGGED OUT" | Write-Verbose }     
+    if ($retval -notin @(0)) {
+        throw [CAPIError]::new($retval, "VBVMR_Logout")
+    }
+    if ($retval -eq 0) { "Sucessfully logged out" | Write-Verbose }
+}
+
+function RunVoicemeeter {
+    param(
+        [string]$kindId
+    )
+    $kinds = @{
+        "basic"  = 1
+        "banana" = 2
+        "potato" = $(if ([Environment]::Is64BitOperatingSystem) { 6 } else { 3 })
+    }
+
+    $retval = [int][Voicemeeter.Remote]::VBVMR_RunVoicemeeter([int64]$kinds[$kindId])
+    if ($retval -notin @(0)) {
+        throw [CAPIError]::new($retval, "VBVMR_RunVoicemeeter") 
+    }
+    Start-Sleep -s 1
 }
 
 function P_Dirty {
-    [bool][Voicemeeter.Remote]::VBVMR_IsParametersDirty()
+    $retval = [Voicemeeter.Remote]::VBVMR_IsParametersDirty()
+    if ($retval -notin @(0, 1)) {
+        throw [CAPIError]::new($retval, "VBVMR_IsParametersDirty") 
+    }
+    [bool]$retval
 }
 
 function M_Dirty {
-    [bool][Voicemeeter.Remote]::VBVMR_MacroButton_IsDirty()
+    $retval = [Voicemeeter.Remote]::VBVMR_MacroButton_IsDirty()
+    if ($retval -notin @(0, 1)) {
+        throw [CAPIError]::new($retval, "VBVMR_MacroButton_IsDirty") 
+    }
+    [bool]$retval
 }
 
 function VmType {
     New-Variable -Name ptr -Value 0
     $retval = [int][Voicemeeter.Remote]::VBVMR_GetVoicemeeterType([ref]$ptr)
-    if ($retval) { throw [CAPIError]::new($retval, $MyInvocation.MyCommand) }
+    if ($retval -notin @(0)) { 
+        throw [CAPIError]::new($retval, "VBVMR_GetVoicemeeterType") 
+    }
     switch ($ptr) {
         1 { return "basic" }
         2 { return "banana" }
@@ -76,10 +79,12 @@ function VmType {
     }
 }
 
-function Version {
+function VmVersion {
     New-Variable -Name ptr -Value 0
     $retval = [int][Voicemeeter.Remote]::VBVMR_GetVoicemeeterVersion([ref]$ptr)
-    if ($retval) { throw [CAPIError]::new($retval, $MyInvocation.MyCommand) }
+    if ($retval -notin @(0)) { 
+        throw [CAPIError]::new($retval, "VBVMR_GetVoicemeeterVersion") 
+    }
     $v1 = ($ptr -band 0xFF000000) -shr 24
     $v2 = ($ptr -band 0x00FF0000) -shr 16
     $v3 = ($ptr -band 0x0000FF00) -shr 8
@@ -92,28 +97,22 @@ function Param_Get {
     param(
         [string]$PARAM, [bool]$IS_STRING = $false
     )
-    Start-Sleep -m 50
+    Start-Sleep -m 30
     while (P_Dirty) { Start-Sleep -m 1 }
 
     if ($IS_STRING) {
         $BYTES = [System.Byte[]]::new(512)
-        try {
-            $retval = [int][Voicemeeter.Remote]::VBVMR_GetParameterStringA($PARAM, $BYTES)
-            if ($retval) { throw [CAPIError]::new($retval, $MyInvocation.MyCommand) }
-        }
-        catch [CAPIError] {
-            Write-Warning $_.Exception.ErrorMessage()
+        $retval = [int][Voicemeeter.Remote]::VBVMR_GetParameterStringA($PARAM, $BYTES)
+        if ($retval -notin @(0)) { 
+            throw [CAPIError]::new($retval, "VBVMR_GetParameterStringA") 
         }
         [System.Text.Encoding]::ASCII.GetString($BYTES).Trim([char]0)
     }
     else {
         New-Variable -Name ptr -Value 0.0
-        try {
-            $retval = [int][Voicemeeter.Remote]::VBVMR_GetParameterFloat($PARAM, [ref]$ptr)
-            if ($retval) { throw [CAPIError]::new($retval, $MyInvocation.MyCommand) }
-        }
-        catch [CAPIError] {
-            Write-Warning $_.Exception.ErrorMessage()
+        $retval = [int][Voicemeeter.Remote]::VBVMR_GetParameterFloat($PARAM, [ref]$ptr)
+        if ($retval -notin @(0)) { 
+            throw [CAPIError]::new($retval, "VBVMR_GetParameterFloat") 
         }
         [single]$ptr
     }
@@ -123,17 +122,17 @@ function Param_Set {
     param(
         [string]$PARAM, [Object]$VALUE
     )
-    try {
-        if ($VALUE -is [string]) {
-            $retval = [int][Voicemeeter.Remote]::VBVMR_SetParameterStringA($PARAM, $VALUE)
+    if ($VALUE -is [string]) {
+        $retval = [int][Voicemeeter.Remote]::VBVMR_SetParameterStringA($PARAM, $VALUE)
+        if ($retval -notin @(0)) { 
+            throw [CAPIError]::new($retval, "VBVMR_SetParameterStringA") 
         }
-        else {
-            $retval = [int][Voicemeeter.Remote]::VBVMR_SetParameterFloat($PARAM, $VALUE)
-        }
-        if ($retval) { throw [CAPIError]::new($retval, $MyInvocation.MyCommand) }
     }
-    catch [CAPIError] {
-        Write-Warning $_.Exception.ErrorMessage()
+    else {
+        $retval = [int][Voicemeeter.Remote]::VBVMR_SetParameterFloat($PARAM, $VALUE)
+        if ($retval -notin @(0)) { 
+            throw [CAPIError]::new($retval, "VBVMR_SetParameterFloat") 
+        }
     }
 }
 
@@ -141,12 +140,9 @@ function MB_Set {
     param(
         [int64]$ID, [single]$SET, [int64]$MODE
     )
-    try {
-        $retval = [int][Voicemeeter.Remote]::VBVMR_MacroButton_SetStatus($ID, $SET, $MODE)
-        if ($retval) { throw [CAPIError]::new($retval, $MyInvocation.MyCommand) }
-    }
-    catch [CAPIError] {
-        Write-Warning $_.Exception.ErrorMessage()
+    $retval = [int][Voicemeeter.Remote]::VBVMR_MacroButton_SetStatus($ID, $SET, $MODE)
+    if ($retval -notin @(0)) { 
+        throw [CAPIError]::new($retval, "VBVMR_MacroButton_SetStatus") 
     }
 }
 
@@ -158,12 +154,9 @@ function MB_Get {
     while (M_Dirty) { Start-Sleep -m 1 }
 
     New-Variable -Name ptr -Value 0.0
-    try {
-        $retval = [int][Voicemeeter.Remote]::VBVMR_MacroButton_GetStatus($ID, [ref]$ptr, $MODE)
-        if ($retval) { throw [CAPIError]::new($retval, $MyInvocation.MyCommand) }
-    }
-    catch [CAPIError] {
-        Write-Warning $_.Exception.ErrorMessage()
+    $retval = [int][Voicemeeter.Remote]::VBVMR_MacroButton_GetStatus($ID, [ref]$ptr, $MODE)
+    if ($retval -notin @(0)) { 
+        throw [CAPIError]::new($retval, "VBVMR_MacroButton_GetStatus") 
     }
     [int]$ptr
 }
@@ -195,12 +188,12 @@ function Set_By_Script {
     param(
         [string]$script
     )
-    try {
-        $retval = [int][Voicemeeter.Remote]::VBVMR_SetParameters($script)
-        if ($retval) { throw [CAPIError]::new($retval, $MyInvocation.MyCommand) }
+    if ($script.Length -gt 48000) {
+        throw [VMError]::new("Script size cannot be larger than 48kB")
     }
-    catch [CAPIError] {
-        Write-Warning $_.Exception.ErrorMessage()
+    $retval = [int][Voicemeeter.Remote]::VBVMR_SetParameters($script)
+    if ($retval -notin @(0)) { 
+        throw [CAPIError]::new($retval, "VBVMR_SetParameters") 
     }
 }
 
@@ -209,12 +202,9 @@ function Get_Level {
         [int64]$MODE, [int64]$INDEX
     )
     New-Variable -Name ptr -Value 0.0
-    try {
-        $retval = [int][Voicemeeter.Remote]::VBVMR_GetLevel($MODE, $INDEX, [ref]$ptr)
-        if ($retval) { throw [CAPIError]::new($retval, $MyInvocation.MyCommand) }
-    }
-    catch [CAPIError] {
-        Write-Warning $_.Exception.ErrorMessage()
+    $retval = [int][Voicemeeter.Remote]::VBVMR_GetLevel($MODE, $INDEX, [ref]$ptr)
+    if ($retval -notin @(0)) { 
+        throw [CAPIError]::new($retval, "VBVMR_GetLevel") 
     }
     [float]$ptr
 }

lib/binding.ps1

@@ -1,18 +1,11 @@
-function Setup_DLL {
-    try {
-        $vb_path = Get_VMPath
+. $PSScriptRoot\inst.ps1
 
-        if ([string]::IsNullOrWhiteSpace($vb_path)) {
-            throw [VMRemoteError]::new("couldn't get Voicemeeter path")
-        }
-        $dll = Join-Path -Path $vb_path -ChildPath ("VoicemeeterRemote" + `
-            (& { if ([Environment]::Is64BitOperatingSystem) { "64" } else { "" } }) + `
-                ".dll")
-    }
-    catch [VMRemoteError] {
-        Write-Warning $_.Exception.ErrorMessage()
-        return $false
-    }
+function Setup_DLL {
+    $VMPATH = Get_VMPath
+
+    $dll = Join-Path -Path $VMPATH -ChildPath ("VoicemeeterRemote" + `
+        (& { if ([Environment]::Is64BitOperatingSystem) { "64" } else { "" } }) + `
+            ".dll")
 
     $Signature = @"
     [DllImport(@"$dll")]
@@ -53,5 +46,5 @@ function Setup_DLL {
 "@
 
     Add-Type -MemberDefinition $Signature -Name Remote -Namespace Voicemeeter -PassThru | Out-Null
-    return $true
+    return $VMPATH
 }

lib/bus.ps1

@@ -1,5 +1,3 @@
-. $PSScriptRoot\meta.ps1
-
 class IBus {
     [int]$index
     [Object]$remote
@@ -13,20 +11,26 @@ class IBus {
         return "Bus[" + $this.index + "]"
     }
 
-    [string] ToString() {
-        return $this.GetType().Name + $this.index
-    }
-
     [single] Getter ($param) {
-        return $this.remote.Getter("$($this.identifier()).$param")
+        $this.ToString() + " Getter: $($this.Cmd($param))" | Write-Debug
+        return $this.remote.Getter($this.Cmd($param))
     }
 
     [string] Getter_String ($param) {
-        return $this.remote.Getter_String("$($this.identifier()).$param")
+        $this.ToString() + " Getter_String: $($this.Cmd($param))" | Write-Debug
+        return $this.remote.Getter_String($this.Cmd($param))
     }
 
     [void] Setter ($param, $val) {
-        $this.remote.Setter("$($this.identifier()).$param", $val)
+        $this.ToString() + " Setter: $($this.Cmd($param))=$val" | Write-Debug
+        $this.remote.Setter($this.Cmd($param), $val)
+    }
+
+    [string] Cmd ($param) {
+        if ([string]::IsNullOrEmpty($param)) {
+            return $this.identifier()
+        }
+        return "$($this.identifier()).$param"
     }
 }
 
@@ -45,6 +49,10 @@ class Bus : IBus {
         $this.levels = [BusLevels]::new($index, $remote)
     }
 
+    [string] ToString() {
+        return $this.GetType().Name + $this.index
+    }
+
     [void] FadeTo ([single]$target, [int]$time) {
         $this.Setter('FadeTo', "($target, $time)")
     }

lib/command.ps1

@@ -1,6 +1,3 @@
-. $PSScriptRoot\meta.ps1
-. $PSScriptRoot\inst.ps1
-
 class Special {
     [Object]$remote
 
@@ -32,10 +29,12 @@ class Special {
     }
 
     [void] RunMacrobuttons() {
-        Start-Process -FilePath $(Join-Path -Path $(Get_VMPath) -ChildPath "VoicemeeterMacroButtons.exe")
+        "Launching the MacroButtons app" | Write-Verbose
+        Start-Process -FilePath $(Join-Path -Path $this.remote.vmpath -ChildPath "VoicemeeterMacroButtons.exe")
     }
 
     [void] CloseMacrobuttons() {
+        "Closing the MacroButtons app" | Write-Verbose
         Stop-Process -Name "VoicemeeterMacroButtons"
     }
 

lib/errors.ps1

@@ -1,30 +1,19 @@
 class VMRemoteError : Exception {
-    [string]$msg
-
-    VMRemoteError ([string]$msg) {
-        $this.msg = $msg
-    }
-
-    [string] ErrorMessage () {
-        return $this.msg
+    VMRemoteError ([string]$msg) : base ($msg) {
     }
 }
 
 class LoginError : VMRemoteError {
-    LoginError ([string]$msg) : base ([string]$msg) {
+    LoginError ([string]$msg) : base ($msg) {
     }
 }
 
 class CAPIError : VMRemoteError {
-    [int]$retval
-    [string]$caller
+    [int]$code
+    [string]$function
 
-    CAPIError ([int]$retval, [string]$caller) {
-        $this.retval = $retval
-        $this.caller = $caller
+    CAPIError ([int]$code, [string]$function) : base ("$function returned $code") {
+        $this.code = $code
+        $this.function = $function
     }
-
-    [string] ErrorMessage () {
-        return "CAPI return value: {0} in {1}" -f $this.retval, $this.caller
-    }
-}
+}

lib/inst.ps1

@@ -1,8 +1,13 @@
 function Get_VMPath {
-    $reg_path = "Registry::HKEY_LOCAL_MACHINE\Software" + `
+    $REG_KEY = "Registry::HKEY_LOCAL_MACHINE\Software" + `
     (& { if ([Environment]::Is64BitOperatingSystem) { "\WOW6432Node" } else { "" } }) + `
         "\Microsoft\Windows\CurrentVersion\Uninstall"
-    $vm_key = "\VB:Voicemeeter {17359A74-1236-5467}\"
+    $VM_KEY = "\VB:Voicemeeter {17359A74-1236-5467}\"
 
-    return $(Get-ItemPropertyValue -Path ($reg_path + $vm_key) -Name UninstallString | Split-Path -Parent)
+    try {
+        return $(Get-ItemPropertyValue -Path ($REG_KEY + $VM_KEY) -Name UninstallString | Split-Path -Parent)
+    }
+    catch {
+        throw [VMRemoteError]::new("Unable to fetch Voicemeeter path from the Registry.")
+    }
 }

lib/macrobuttons.ps1

@@ -1,3 +1,9 @@
+enum ButtonTypes {
+    State = 1
+    StateOnly = 2
+    Trigger = 3
+}
+
 class MacroButton {
     [int32]$index
 
@@ -10,40 +16,42 @@ class MacroButton {
     }
 
     [int] Getter ($mode) {
+        "Button[$($this.index)].$([ButtonTypes].GetEnumName($mode))" | Write-Debug
         return MB_Get -Id $this.index -Mode $mode
     }
 
-    [void] Setter ($set, $mode) {
-        MB_Set -Id $this.index -SET $set -Mode $mode
+    [void] Setter ($val, $mode) {
+        "Button[$($this.index)].$([ButtonTypes].GetEnumName($mode))=$val" | Write-Debug
+        MB_Set -Id $this.index -SET $val -Mode $mode
     }
 
     hidden $_state = $($this | Add-Member ScriptProperty 'state' `
         {
-            [bool]$this.Getter(1)
+            [bool]$this.Getter([ButtonTypes]::State)
         } `
         {
             param($arg)
-            $this._state = $this.Setter($arg, 1)
+            $this._state = $this.Setter($arg, [ButtonTypes]::State)
         }
     )
 
     hidden $_stateonly = $($this | Add-Member ScriptProperty 'stateonly' `
         {
-            [bool]$this.Getter(2)
+            [bool]$this.Getter([ButtonTypes]::StateOnly)
         } `
         {
             param($arg)
-            $this._stateonly = $this.Setter($arg, 2)
+            $this._stateonly = $this.Setter($arg, [ButtonTypes]::StateOnly)
         }
     )
 
     hidden $_trigger = $($this | Add-Member ScriptProperty 'trigger' `
         {
-            [bool]$this.Getter(3)
+            [bool]$this.Getter([ButtonTypes]::Trigger)
         } `
         {
             param($arg)
-            $this._trigger = $this.Setter($arg, 3)
+            $this._trigger = $this.Setter($arg, [ButtonTypes]::Trigger)
         }
     )
 }

lib/profiles.ps1

@@ -24,14 +24,9 @@ function Set_Profile {
     param(
         [Object]$DATA, [string]$CONF
     )
-    try {
-        if ($null -eq $DATA -or -not $DATA.$CONF) {
-            throw [VMRemoteErrors]::new("No profile named $CONF was loaded")
-        }
-        Param_Set_Multi -HASH $DATA.$CONF
-        Start-Sleep -m 1
-    }
-    catch [VMRemoteErrors] {
-        Write-Warning $_.Exception.ErrorMessage()
+    if ($null -eq $DATA -or -not $DATA.$CONF) {
+        throw [VMRemoteErrors]::new("No profile named '$CONF' has been loaded into memory.")
     }
+    Param_Set_Multi -HASH $DATA.$CONF
+    Start-Sleep -m 1
 }

lib/recorder.ps1

@@ -1,5 +1,3 @@
-. $PSScriptRoot\meta.ps1
-
 class IRecorder {
     [Object]$remote
 

lib/strip.ps1

@@ -1,5 +1,3 @@
-. $PSScriptRoot\meta.ps1
-
 class IStrip {
     [int]$index
     [Object]$remote
@@ -14,15 +12,25 @@ class IStrip {
     }
 
     [single] Getter ($param) {
-        return $this.remote.Getter("$($this.identifier()).$param")
+        $this.Cmd($param) | Write-Debug
+        return $this.remote.Getter($this.Cmd($param))
     }
 
     [string] Getter_String ($param) {
-        return $this.remote.Getter_String("$($this.identifier()).$param")
+        $this.Cmd($param) | Write-Debug
+        return $this.remote.Getter_String($this.Cmd($param))
     }
 
     [void] Setter ($param, $val) {
-        $this.remote.Setter("$($this.identifier()).$param", $val)
+        "$($this.Cmd($param))=$val" | Write-Debug
+        $this.remote.Setter($this.Cmd($param), $val)
+    }
+
+    [string] Cmd ($param) {
+        if ([string]::IsNullOrEmpty($param)) {
+            return $this.identifier()
+        }
+        return "$($this.identifier()).$param"
     }
 }
 

lib/vban.ps1

@@ -13,20 +13,25 @@ class IVban {
         return "vban." + $this.direction + "stream[" + $this.index + "]"
     }
 
-    [string] ToString() {
-        return $this.GetType().Name + $this.index
-    }
-
     [single] Getter ($param) {
-        return $this.remote.Getter("$($this.identifier()).$param")
+        return $this.remote.Getter($this.Cmd($param))
     }
 
     [string] Getter_String ($param) {
-        return $this.remote.Getter_String("$($this.identifier()).$param")
+        $this.Cmd($param) | Write-Debug
+        return $this.remote.Getter_String($this.Cmd($param))
     }
 
     [void] Setter ($param, $val) {
-        $this.remote.Setter("$($this.identifier()).$param", $val)
+        "$($this.Cmd($param))=$val" | Write-Debug
+        $this.remote.Setter($this.Cmd($param), $val)
+    }
+
+    [string] Cmd ($param) {
+        if ([string]::IsNullOrEmpty($param)) {
+            return $this.identifier()
+        }
+        return "$($this.identifier()).$param"
     }
 }
 
@@ -34,6 +39,10 @@ class Vban : IVban {
     Vban ([int]$index, [Object]$remote, [string]$direction) : base ($index, $remote, $direction) {
     }
 
+    [string] ToString() {
+        return $this.GetType().Name + $this.index
+    }
+
     hidden $_on = $($this | Add-Member ScriptProperty 'on' `
         {
             $this.Getter('on')