feat: support PEP 735

Signed-off-by: Henry Schreiner <[email protected]>

src/validate_pyproject/pyproject_toml.schema.json

@@ -1,6 +1,5 @@
 {
   "$schema": "http://json-schema.org/draft-07/schema#",
-
   "$id": "https://packaging.python.org/en/latest/specifications/declaring-build-dependencies/",
   "title": "Data structure for ``pyproject.toml`` files",
   "$$description": [
@@ -60,6 +59,36 @@
 
     "tool": {
       "type": "object"
+    },
+    "dependency-groups": {
+      "type": "object",
+      "description": "Dependency groups following PEP 735",
+      "additionalProperties": false,
+      "patternProperties": {
+        "^([a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9._-]*[a-zA-Z0-9])$": {
+          "type": "array",
+          "items": {
+            "oneOf": [
+              {
+                "type": "string",
+                "description": "Python package specifiers following PEP 508",
+                "format": "pep508"
+              },
+              {
+                "type": "object",
+                "additionalProperties": false,
+                "properties": {
+                  "include-group": {
+                    "description": "Another dependency group to include in this one",
+                    "type": "string",
+                    "pattern": "^([a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9._-]*[a-zA-Z0-9])$"
+                  }
+                }
+              }
+            ]
+          }
+        }
+      }
     }
   }
 }

tests/examples/simple/depgroups.toml

@@ -0,0 +1,3 @@
+[dependency-groups]
+test = ["one", "two"]
+other = ["one", {include-group = "test"}]

tests/invalid-examples/pep735/invalid-group.errors.txt

@@ -0,0 +1 @@
+dependency-groups` must not contain {'a b'} properties

tests/invalid-examples/pep735/invalid-group.toml

@@ -0,0 +1,2 @@
+[dependency-groups]
+"a b" = ["one"]

tests/invalid-examples/pep735/invalid-key.errors.txt

@@ -0,0 +1 @@
+`dependency-groups.mydep[1]` must be valid exactly by one definition

tests/invalid-examples/pep735/invalid-key.toml

@@ -0,0 +1,2 @@
+[dependency-groups]
+mydep = ["one", {other = "two"}]

tests/invalid-examples/pep735/not-pep508.errors.txt

@@ -0,0 +1 @@
+`dependency-groups.test[0]` must be valid exactly by one definition (0 matches found)

tests/invalid-examples/pep735/not-pep508.toml

@@ -0,0 +1,2 @@
+[dependency-groups]
+test = [" "]