Add Power Query (M) language support

.gitmodules

@@ -1073,6 +1073,9 @@
 [submodule "vendor/grammars/portugol-grammar"]
 	path = vendor/grammars/portugol-grammar
 	url = https://github.com/luisgbr1el/portugol-grammar.git
+[submodule "vendor/grammars/powerquery-language"]
+	path = vendor/grammars/powerquery-language
+	url = https://github.com/microsoft/powerquery-language.git
 [submodule "vendor/grammars/powershell"]
 	path = vendor/grammars/powershell
 	url = https://github.com/PowerShell/EditorSyntax

grammars.yml

@@ -988,6 +988,8 @@ vendor/grammars/polar-grammar:
 - source.polar
 vendor/grammars/portugol-grammar:
 - source.portugol
+vendor/grammars/powerquery-language:
+- source.powerquery
 vendor/grammars/powershell:
 - source.powershell
 vendor/grammars/praatvscode:

lib/linguist/languages.yml

@@ -5937,6 +5937,16 @@ PostScript:
   - postscr
   ace_mode: text
   language_id: 291
+Power Query:
+  type: programming
+  aliases:
+    - powerquery
+  extensions:
+    - ".pq"
+  tm_scope: source.powerquery
+  ace_mode: text
+  color: "#d38e0d"
+  language_id: 37496382
 PowerBuilder:
   type: programming
   color: "#8f0f8d"
@@ -7674,7 +7684,7 @@ TMDL:
   extensions:
   - ".tmdl"
   aliases:
-  - "Tabular Model Definition Language"
+  - Tabular Model Definition Language
   tm_scope: source.tmdl
   ace_mode: text
   language_id: 769162295

samples/PowerQuery/fnMxToolboxLookup.pq

@@ -0,0 +1,134 @@
+/*
+==============================================================================
+ Function Name : fnMxToolboxLookup
+ SOAR Stage    : SOAR 1 – API Lookup (Inner)
+ Returns       : table (canonical schema; 1 row)
+ Purpose       : Call MXToolbox API and return a single-row table normalized
+                 to the canonical schema contract WITHOUT type/value leakage.
+
+ Dependencies  :
+   - pMxApiKey
+   - q_MxSchema_Contract
+
+ Guardrails :
+   - MUST return a TABLE value (never a naked type)
+   - MUST NOT forward-reference values
+   - MUST enforce schema using a LIST of {ColumnName, Type} pairs
+==============================================================================
+*/
+(domain as text, command as text) =>
+let
+    BaseUrl = "https://api.mxtoolbox.com/api/v1/lookup/" & command,
+    Url = BaseUrl & "?" & Uri.BuildQueryString([ argument = domain ]),
+    Headers = [
+        Accept = "application/json",
+        Authorization = pMxApiKey
+    ],
+
+    Response =
+        Web.Contents(
+            Url,
+            [ Headers = Headers ]
+        ),
+
+    Json = Json.Document(Response),
+
+    UIDVal = try Json[UID] otherwise null,
+    CommandArgumentVal = try Json[CommandArgument] otherwise domain,
+    CommandValue = try Json[Command] otherwise command,
+    MxRepValue = try Json[MxRep] otherwise null,
+    DnsProviderVal = try Json[DnsServiceProvider] otherwise null,
+    TimeRecordedRaw = try Json[TimeRecorded] otherwise null,
+    ReportingNSVal = try Json[ReportingNameServer] otherwise null,
+    TimeToCompleteVal = try Json[TimeToComplete] otherwise null,
+    IsEndpointVal = try Json[IsEndpoint] otherwise null,
+    HasSubscriptionsVal = try Json[HasSubscriptions] otherwise null,
+
+    TimeRecordedVal =
+        try DateTimeZone.From(TimeRecordedRaw)
+        otherwise try DateTime.From(TimeRecordedRaw)
+        otherwise null,
+
+    FailedRaw = try Json[Failed] otherwise null,
+    WarningsRaw = try Json[Warnings] otherwise null,
+    PassedRaw = try Json[Passed] otherwise null,
+    TimeoutsRaw = try Json[Timeouts] otherwise null,
+
+    FailedList = if FailedRaw is list then FailedRaw else {},
+    WarningsList = if WarningsRaw is list then WarningsRaw else {},
+    PassedList = if PassedRaw is list then PassedRaw else {},
+    TimeoutsList = if TimeoutsRaw is list then TimeoutsRaw else {},
+
+    FailedCount = List.Count(FailedList),
+    WarningsCount = List.Count(WarningsList),
+    PassedCount = List.Count(PassedList),
+    TimeoutsCount = List.Count(TimeoutsList),
+
+    HasDmarcRecord =
+        if Text.Lower(command) = "dmarc" then FailedCount = 0 else null,
+
+    OutputRecord = [
+        UID = UIDVal,
+        Domain = CommandArgumentVal,
+        Command = CommandValue,
+        CommandArgument = CommandArgumentVal,
+        MxRep = MxRepValue,
+        DnsProvider = DnsProviderVal,
+        ReportingNameServer = ReportingNSVal,
+        TimeRecorded = TimeRecordedVal,
+        TimeToComplete = TimeToCompleteVal,
+        IsEndpoint = IsEndpointVal,
+        HasSubscriptions = HasSubscriptionsVal,
+        FailedCount = FailedCount,
+        WarningsCount = WarningsCount,
+        PassedCount = PassedCount,
+        TimeoutsCount = TimeoutsCount,
+        FailedList = FailedList,
+        WarningsList = WarningsList,
+        PassedList = PassedList,
+        TimeoutsList = TimeoutsList,
+        HasDmarcRecord = HasDmarcRecord
+    ],
+
+    OutputTable =
+        #table(
+            Record.FieldNames(OutputRecord),
+            { Record.FieldValues(OutputRecord) }
+        ),
+
+    Renamed =
+        Table.RenameColumns(
+            OutputTable,
+            {{"Command", "MxCommand"}},
+            MissingField.Ignore
+        ),
+
+    /* Build a valid TransformColumnTypes mapping from q_MxSchema_Contract */
+    SchemaFieldRecord =
+        Type.RecordFields(
+            Type.TableRow(
+                Value.Type(q_MxSchema_Contract)
+            )
+        ),
+
+    FullTypeMap =
+        List.Transform(
+            Record.FieldNames(SchemaFieldRecord),
+            (colName) => { colName, Record.Field(SchemaFieldRecord, colName)[Type] }
+        ),
+
+    /* Only apply types for columns that actually exist in this table */
+    PresentCols = Table.ColumnNames(Renamed),
+    TypeMapFiltered =
+        List.Select(
+            FullTypeMap,
+            (pair) => List.Contains(PresentCols, pair{0})
+        ),
+
+    Normalized =
+        Table.TransformColumnTypes(
+            Renamed,
+            TypeMapFiltered
+        )
+in
+    Normalized

samples/PowerQuery/q_MxToolboxScore_SOAR3.pq

@@ -0,0 +1,52 @@
+/*
+==============================================================================
+ Query Name : q_MxToolboxScore_SOAR3
+ SOAR Stage : SOAR 3 – Deterministic Risk Scoring
+ Load To    : Connection Only
+ Expansion  : NONE (Scalar only)
+ Purpose    : Compute a deterministic risk score and tier classification
+              from SOAR‑3 scalar MXToolbox indicators.
+ Guardrails :
+   - MUST be explainable and auditable
+   - MUST NOT infer maliciousness beyond documented tiers
+==============================================================================
+*/
+let
+    Source = q_MxToolboxOutput_SOAR3,
+
+    Scored =
+        Table.AddColumn(
+            Source,
+            "RiskScore",
+            each
+                // Failures
+                (if [FailedCount] = 0 then 0
+                 else if [FailedCount] <= 2 then 30
+                 else 60)
+
+                // Warnings
+              + (if [WarningsCount] = 0 then 0
+                 else if [WarningsCount] <= 3 then 10
+                 else 20)
+
+                // Timeouts
+              + (if [TimeoutsCount] > 0 then 10 else 0)
+
+                // DMARC
+              + (if [HasDmarcRecord] = true then 0 else 20),
+            Int64.Type
+        ),
+
+    Tiered =
+        Table.AddColumn(
+            Scored,
+            "ReputationTier",
+            each
+                if [RiskScore] < 10 then "T1_Clean"
+                else if [RiskScore] < 30 then "T2_Degraded"
+                else if [RiskScore] < 60 then "T3_HighRisk"
+                else "T4_Malicious",
+            type text
+        )
+in
+    Tiered

vendor/README.md

@@ -488,6 +488,7 @@ This is a list of grammars that Linguist selects to provide syntax highlighting
 - **Portugol:** [luisgbr1el/portugol-grammar](https://github.com/luisgbr1el/portugol-grammar)
 - **PostCSS:** [hudochenkov/Syntax-highlighting-for-PostCSS](https://github.com/hudochenkov/Syntax-highlighting-for-PostCSS)
 - **PostScript:** [Alhadis/Atom-PostScript](https://github.com/Alhadis/Atom-PostScript)
+- **Power Query:** [microsoft/powerquery-language](https://github.com/microsoft/powerquery-language)
 - **PowerBuilder:** [informaticon/PowerBuilder.tmbundle](https://github.com/informaticon/PowerBuilder.tmbundle)
 - **PowerShell:** [PowerShell/EditorSyntax](https://github.com/PowerShell/EditorSyntax)
 - **Praat:** [orhunulusahin/praatvscode](https://github.com/orhunulusahin/praatvscode)

vendor/licenses/git_submodule/powerquery-language.dep.yml

@@ -0,0 +1,31 @@
+---
+name: powerquery-language
+version: b66dc932b03fd5cf03f3b20a9e83fac97d897e65
+type: git_submodule
+homepage: https://github.com/microsoft/powerquery-language.git
+license: mit
+licenses:
+- sources: LICENSE
+  text: |2
+        MIT License
+
+        Copyright (c) Microsoft Corporation. All rights reserved.
+
+        Permission is hereby granted, free of charge, to any person obtaining a copy
+        of this software and associated documentation files (the "Software"), to deal
+        in the Software without restriction, including without limitation the rights
+        to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+        copies of the Software, and to permit persons to whom the Software is
+        furnished to do so, subject to the following conditions:
+
+        The above copyright notice and this permission notice shall be included in all
+        copies or substantial portions of the Software.
+
+        THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+        IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+        FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+        AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+        LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+        OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+        SOFTWARE
+notices: []