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Commit 5fc37ec

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Friedrich Weinmann
committed
Fixing splatting detection error
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+65
-72
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2 files changed

+65
-72
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‎PSModuleDevelopment/changelog.md

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Original file line numberDiff line numberDiff line change
@@ -1,5 +1,9 @@
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# Changelog
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## ???
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- Fix: Export-PSMDString - Failed with splatting detection
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## 2.2.8.104 (July 26th, 2020)
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- Fix: Various bugs in the new functions

‎PSModuleDevelopment/functions/refactor/Export-PSMDString.ps1

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@@ -25,7 +25,7 @@
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[string]
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$ModuleRoot
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)
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process
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{
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#region Find Language Files : $languageFiles
@@ -40,23 +40,24 @@
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}
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}
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#endregion Find Language Files : $languageFiles
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#region Find Keys : $foundKeys
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$foundKeys = foreach ($file in (Get-ChildItem -Path $ModuleRoot -Recurse | Where-Object Extension -match '^\.ps1$|^\.psm1$'))
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{
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$ast = (Read-PSMDScript -Path $file.FullName).Ast
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#region Command Parameters
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$commandAsts = $ast.FindAll({
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if ($args[0] -isnot [System.Management.Automation.Language.CommandAst]) { return $false }
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if ($args[0].CommandElements[0].Value -notmatch '^Invoke-PSFProtectedCommand$|^Write-PSFMessage$|^Stop-PSFFunction$') { return $false }
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if (-not ($args[0].CommandElements.ParameterName -match '^String$|^ActionString$')) { return $false }
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$true
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}, $true)
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foreach ($commandAst in $commandAsts)
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{
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$stringParam = $commandAst.CommandElements | Where-Object ParameterName -match '^String$|^ActionString$'
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$stringParamValue = $commandAst.CommandElements[($commandAst.CommandElements.IndexOf($stringParam) + 1)].Value
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$stringValueParam = $commandAst.CommandElements | Where-Object ParameterName -match '^StringValues$|^ActionStringValues$'
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if ($stringValueParam)
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{
@@ -72,77 +73,64 @@
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StringValues = $stringValueParamValue
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}
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}
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# Additional checks for splatted commands
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# find all splatted commands
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$splattedVariables = $ast.FindAll( {
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if ($args[0] -isnot [System.Management.Automation.Language.VariableExpressionAst ]) { return $false }
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if (-not ($args[0].Splatted -eq $true)) { return $false }
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$true
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}, $true)
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foreach ($splattedVariable in $splattedVariables)
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{
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#get the variable name
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$splatParamName = $splattedVariable.VariablePath.UserPath
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if ($splatParamName)
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{
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# match the $param = @{
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$splatParamNameRegex = "^\s?\`$$($splatParamName)\s?=\s?\@\{"
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# get all variable assignments where the
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# left side matches our param
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# operator is =
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# matches our assignment regex
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$splatAssignmentAsts = $ast.FindAll( {
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if ($args[0] -isnot [System.Management.Automation.Language.AssignmentStatementAst ]) { return $false }
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if (-not ($args[0].Left -match $splatParamName)) { return $false }
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if (-not ($args[0].Operator -eq 'Equals')) { return $false }
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if (-not ($args[0].Extent -match $splatParamNameRegex)) { return $false }
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$true
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}, $true)
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foreach ($splatAssignmentAst in $splatAssignmentAsts)
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{
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# get the hashtable
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$splatHashTable = $splatAssignmentAst.Right.Expression
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# see if its an empty assignment or null
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if ($splatHashTable -and $splatHashTable.KeyValuePairs.Count -gt 0)
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{
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# find any String or ActionString
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$splatParam = $splatAssignmentAst.Right.Expression.KeyValuePairs | Where-Object Item1 -match '^String$|^ActionString$'
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if ($splatParam)
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{
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# The kvp.item.extent.text returns nested quotes where as the commandast.extent.text doesn't so strip them off
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$splatParamValue = $splatParam.Item2.Extent.Text.Trim('"').Trim("'")
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# find any StringValue or ActionStringValue
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$splatValueParam = $splatAssignmentAst.Right.Expression.KeyValuePairs | Where-Object Item1 -match '^StringValues$|^ActionStringValues$'
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}
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if ($splatValueParam)
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{
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# The kvp.item.extent.text returns nested quotes whereas the commandast.extent.text doesn't so strip them off
122-
$splatValueParamValue = $splatValueParam.Item2.Extent.Text.Trim('"').Trim("'")
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}
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else { $splatValueParamValue = '' }
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[PSCustomObject]@{
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PSTypeName = 'PSModuleDevelopment.String.ParsedItem'
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File = $file.FullName
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Line = $splatHashTable.Extent.StartLineNumber
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CommandName = $splattedVariable.Parent.CommandElements[0].Value
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String = $splatParamValue
132-
StringValues = $splatValueParamValue
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}
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}
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}
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}
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}
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#endregion Command Parameters
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#region Splatted Variables
79+
$splattedVariables = $ast.FindAll({
80+
if ($args[0] -isnot [System.Management.Automation.Language.VariableExpressionAst]) { return $false }
81+
if (-not ($args[0].Splatted -eq $true)) { return $false }
82+
try { if ($args[0].Parent.CommandElements[0].Value -notmatch '^Invoke-PSFProtectedCommand$|^Write-PSFMessage$|^Stop-PSFFunction$') { return $false } }
83+
catch { return $false }
84+
$true
85+
}, $true)
86+
87+
foreach ($splattedVariable in $splattedVariables)
88+
{
89+
$splatParamName = $splattedVariable.VariablePath.UserPath
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91+
$splatAssignmentAsts = $ast.FindAll({
92+
if ($args[0] -isnot [System.Management.Automation.Language.AssignmentStatementAst]) { return $false }
93+
if ($args[0].Left.VariablePath.userPath -ne $splatParamName) { return $false }
94+
if ($args[0].Operator -ne 'Equals') { return $false }
95+
if ($args[0].Right.Expression -isnot [System.Management.Automation.Language.HashtableAst]) { return $false }
96+
$keys = $args[0].Right.Expression.KeyValuePairs.Item1.Value
97+
if (($keys -notcontains 'String') -and ($keys -notcontains 'ActionString')) { return $false }
98+
99+
$true
100+
}, $true)
101+
102+
foreach ($splatAssignmentAst in $splatAssignmentAsts)
103+
{
104+
$splatHashTable = $splatAssignmentAst.Right.Expression
105+
106+
$splatParam = $splathashTable.KeyValuePairs | Where-Object Item1 -in 'String', 'ActionString'
107+
$splatValueParam = $splathashTable.KeyValuePairs | Where-Object Item1 -in 'StringValues', 'ActionStringValues'
108+
if ($splatValueParam)
109+
{
110+
$splatValueParamValue = $splatValueParam.Item2.Extent.Text
111+
}
112+
else { $splatValueParamValue = '' }
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114+
[PSCustomObject]@{
115+
PSTypeName = 'PSModuleDevelopment.String.ParsedItem'
116+
File = $file.FullName
117+
Line = $splatHashTable.Extent.StartLineNumber
118+
CommandName = $splattedVariable.Parent.CommandElements[0].Value
119+
String = $splatParam.Item2.Extent.Text.Trim("'").Trim('"')
120+
StringValues = $splatValueParamValue
121+
}
122+
}
123+
}
124+
#endregion Splatted Variables
125+
126+
#region Attributes
139127
$validateAsts = $ast.FindAll({
140128
if ($args[0] -isnot [System.Management.Automation.Language.AttributeAst]) { return $false }
141129
if ($args[0].TypeName -notmatch '^PsfValidateScript$|^PsfValidatePattern$') { return $false }
142130
if (-not ($args[0].NamedArguments.ArgumentName -eq 'ErrorString')) { return $false }
143131
$true
144132
}, $true)
145-
133+
146134
foreach ($validateAst in $validateAsts)
147135
{
148136
[PSCustomObject]@{
@@ -154,9 +142,10 @@
154142
StringValues = '<user input>, <validation item>'
155143
}
156144
}
145+
#endregion Attributes
157146
}
158147
#endregion Find Keys : $foundKeys
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160149
#region Report Findings
161150
$totalResults = foreach ($languageFile in $languageFiles.Keys)
162151
{
@@ -169,7 +158,7 @@
169158
$results[$foundKey.String].Entries += $foundKey
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continue
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}
172-
161+
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$results[$foundKey.String] = [PSCustomObject] @{
174163
PSTypeName = 'PSmoduleDevelopment.String.LanguageFinding'
175164
Language = $languageFile
@@ -183,7 +172,7 @@
183172
}
184173
$results.Values
185174
#endregion Phase 1: Matching parsed strings to language file
186-
175+
187176
#region Phase 2: Finding unneeded strings
188177
foreach ($key in $languageFiles[$languageFile].Keys)
189178
{

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