Add schema for StyLua config

src/api/json/catalog.json

@@ -7928,6 +7928,12 @@
       "description": "PEP 751 lock file",
       "fileMatch": ["pylock.toml", "pylock.*.toml"],
       "url": "https://json.schemastore.org/pylock.json"
+    },
+    {
+      "name": "Stylua Config",
+      "description": "Stylua configuration",
+      "fileMatch": [".stylua.toml", "stylua.toml"],
+      "url": "https://json.schemastore.org/stylua.json"
     }
   ]
 }

src/negative_test/stylua/call-parens.toml

@@ -0,0 +1,3 @@
+#:schema ../../schemas/json/stylua.json
+
+call_parentheses = "Never"

src/schemas/json/stylua.json

@@ -0,0 +1,105 @@
+{
+  "$schema": "http://json-schema.org/draft-04/schema#",
+  "id": "http://json.schemastore.org/stylua.json",
+  "title": "Stylua Config",
+  "description": "Configuration files for the Stylua formatter",
+  "type": "object",
+  "properties": {
+    "syntax": {
+      "description": "Specify a disambiguation for the style of Lua syntax being formatted.",
+      "type": "string",
+      "default": "All",
+      "enum": ["All", "Lua51", "Lua52", "Lua53", "Lua54", "LuaJIT", "Luau"]
+    },
+    "column_width": {
+      "description": "Approximate line length for printing.\nUsed as a guide for line wrapping - this is not a hard requirement: lines may fall under or over the limit.",
+      "type": "integer",
+      "default": 120
+    },
+    "line_endings": {
+      "description": "Line endings type.",
+      "type": "string",
+      "default": "Unix",
+      "enum": ["Unix", "Windows"],
+      "x-taplo": {
+        "docs": {
+          "enumValues": ["LF", "CRLF"]
+        }
+      }
+    },
+    "indent_type": {
+      "description": "Indent type.",
+      "type": "string",
+      "default": "Tabs",
+      "enum": ["Tabs", "Spaces"]
+    },
+    "indent_width": {
+      "type": "integer",
+      "default": 4,
+      "description": "Character size of single indentation.\nIf indent_type is set to Tabs, this option is used as a heuristic to determine column width only."
+    },
+    "quote_style": {
+      "description": "Quote style for string literals.",
+      "type": "string",
+      "default": "AutoPreferDouble",
+      "enum": [
+        "AutoPreferDouble",
+        "AutoPreferSingle",
+        "ForceDouble",
+        "ForceSingle"
+      ],
+      "x-taplo": {
+        "docs": {
+          "enumValues": [
+            "Prefer double, but fallback to single if it has fewer escapes.",
+            "Prefer single, but fallback to double if it has fewer escapes.",
+            "Force double quotes regardless of escapes.",
+            "Force single quotes regardless of escapes."
+          ]
+        }
+      }
+    },
+    "call_parentheses": {
+      "description": "Whether parentheses should be applied on function calls with a single string/table argument.",
+      "type": "string",
+      "default": "Always",
+      "enum": ["Always", "NoSingleString", "NoSingleTable", "None", "Input"],
+      "x-taplo": {
+        "docs": {
+          "enumValues": [
+            "Applies parentheses in all cases.",
+            "Omits parentheses on calls with a single string argument.",
+            "Omits parentheses on calls with a single table argument.",
+            "Omits parentheses in both cases.\nNote: parentheses are still kept in situations where removal can lead to obscurity (e.g. foo \"bar\".setup -> foo(\"bar\").setup, since the index is on the call result, not the string).",
+            "Removes all automation and preserves parentheses only if they were present in input code: consistency is not enforced."
+          ]
+        }
+      }
+    },
+    "space_after_function_names": {
+      "type": "string",
+      "description": "Specify whether to add a space between the function name and parentheses.",
+      "default": "Never",
+      "enum": ["Never", "Definitions", "Calls", "Always"]
+    },
+    "collapse_simple_statement": {
+      "default": "Never",
+      "description": "Specify whether to collapse simple statements.",
+      "type": "string",
+      "enum": ["Never", "FunctionOnly", "ConditionalOnly", "Always"]
+    },
+    "sort_requires": {
+      "type": "object",
+      "description": "StyLua has built-in support for sorting require statements. We group consecutive require statements into a single \"block\", and then requires are sorted only within that block. Blocks of requires do not move around the file.\n\nStyLua only considers requires of the form local NAME = require(EXPR), and sorts lexicographically based on NAME. (StyLua can also sort Roblox services of the form local NAME = game:GetService(EXPR))\n\nRequires sorting is off by default.",
+      "properties": {
+        "enabled": {
+          "type": "boolean",
+          "default": false
+        }
+      },
+      "x-taplo": {
+        "initKeys": ["enabled"]
+      }
+    }
+  }
+}

src/test/stylua/blank.toml

@@ -0,0 +1 @@
+#:schema ../../schemas/json/stylua.json

src/test/stylua/default.toml

@@ -0,0 +1,14 @@
+#:schema ../../schemas/json/stylua.json
+
+syntax = "All"
+column_width = 120
+line_endings = "Unix"
+indent_type = "Tabs"
+indent_width = 4
+quote_style = "AutoPreferDouble"
+call_parentheses = "Always"
+collapse_simple_statement = "Never"
+space_after_function_names = "Never"
+
+[sort_requires]
+enabled = false