feat: support for empty filenames

examples/code_void/add_header.py

@@ -0,0 +1,9 @@
+from beet import Context, Function
+
+
+def beet_default(ctx: Context):
+    for f in ctx.data.functions.keys():
+        ctx.data.functions[f] = Function(f"say {f}")
+
+    ctx.data.functions["namespace:"] = Function("give me sugar")
+    ctx.data.functions["namespace:a/"] = Function("give me apple")

examples/code_void/beet.yaml

@@ -0,0 +1,10 @@
+data_pack:
+  load: [.]
+resource_pack:
+  load: [.]
+
+output: build
+
+
+pipeline:
+  - add_header

packages/bolt/examples/bolt_empty_path/beet.yml

@@ -0,0 +1,8 @@
+require:
+  - bolt
+data_pack:
+  load: [src]
+pipeline:
+  - mecha
+
+output: build

packages/bolt/examples/bolt_empty_path/src/data/demo/functions/.mcfunction

@@ -0,0 +1,63 @@
+
+
+# defining a function inline to run it
+execute run function ./bar:
+    say fooo
+
+# just defining a function
+function ./foo:
+    say barr
+
+# calling an empty function
+function dm:
+
+# next command
+say YOLO
+
+# defining a function
+function namespace:error:
+    say error
+    execute run function ~/nested:
+        say from nested 1
+        execute run function ~/nested:
+            say from nested 2
+
+
+#defining an empty function
+function namespace::
+    say hello from empty function
+    execute run function ~/nested:
+        say from nested 1
+        execute run function ~/nested:
+            say from nested 2
+
+
+function namespace:defining/:
+    say weird syntax but it work
+    execute run function ~/nested:
+        say from nested 1
+        execute run function ~/nested:
+            say from nested 2
+
+
+function dm::
+    say definig this function referenced
+
+    execute run function ~/nested:
+        say from nested 1
+        execute run function ~/nested:
+            say from nested 2
+
+
+
+#calling an empty tag
+function #name:
+
+
+
+
+#calling an empty tag
+function #name:name/
+
+
+

packages/bolt/src/bolt/parse.py

@@ -88,7 +88,9 @@
     CommentDisambiguation,
     CompilationDatabase,
     MultilineParser,
+    NoTagConstraint,
     Parser,
+    ResourceLocationParser,
     consume_line_continuation,
     delegate,
     get_stream_properties,
@@ -317,7 +319,7 @@ def get_bolt_parsers(
             literal_parser=delegate("bolt:macro_literal"),
             argument_parser=delegate("bolt:macro_argument"),
             resource_location_parser=DisableInterpolationParser(
-                delegate("resource_location")
+                NoTagConstraint(ResourceLocationParser(allow_empty_path=False))
             ),
             json_properties_parser=DisableInterpolationParser(
                 AdjacentConstraint(MultilineParser(delegate("json_object")), r"\{")

packages/bolt/tests/resources/bolt_examples.mcfunction

@@ -1393,3 +1393,19 @@ def a(v):
 x = None
 with a(1) as x, a(x) as y:
     say y
+###
+function minecraft:name:
+###
+function foo:
+say aaa
+###
+function foo:
+    say aaa
+###
+function ::
+###
+function namespace:path/:
+    say boooo
+###
+function namespace:path/
+

packages/bolt/tests/snapshots/bolt__parse_381__0.txt

@@ -0,0 +1,5 @@
+#>ERROR  Expected non-empty block.
+# line 1, column 24
+#      1 |  function minecraft:name:
+#        :                         ^
+function minecraft:name:

packages/bolt/tests/snapshots/bolt__parse_382__0.txt

@@ -0,0 +1,31 @@
+function foo:
+say aaa
+---
+<class 'mecha.ast.AstRoot'>
+  location: SourceLocation(pos=0, lineno=1, colno=1)
+  end_location: SourceLocation(pos=21, lineno=2, colno=8)
+  commands:
+    <class 'mecha.ast.AstCommand'>
+      location: SourceLocation(pos=0, lineno=1, colno=1)
+      end_location: SourceLocation(pos=13, lineno=1, colno=14)
+      identifier: 'function:name'
+      arguments:
+        <class 'mecha.ast.AstResourceLocation'>
+          location: SourceLocation(pos=9, lineno=1, colno=10)
+          end_location: SourceLocation(pos=13, lineno=1, colno=14)
+          is_tag: False
+          namespace: 'foo'
+          path: ''
+    <class 'mecha.ast.AstCommand'>
+      location: SourceLocation(pos=14, lineno=2, colno=1)
+      end_location: SourceLocation(pos=21, lineno=2, colno=8)
+      identifier: 'say:message'
+      arguments:
+        <class 'mecha.ast.AstMessage'>
+          location: SourceLocation(pos=18, lineno=2, colno=5)
+          end_location: SourceLocation(pos=21, lineno=2, colno=8)
+          fragments:
+            <class 'mecha.ast.AstMessageText'>
+              location: SourceLocation(pos=18, lineno=2, colno=5)
+              end_location: SourceLocation(pos=21, lineno=2, colno=8)
+              value: 'aaa'

packages/bolt/tests/snapshots/bolt__parse_382__1.txt

@@ -0,0 +1,4 @@
+# Nothing
+---
+output = None
+---

packages/bolt/tests/snapshots/bolt__parse_383__0.txt

@@ -0,0 +1,35 @@
+function foo:
+    say aaa
+---
+<class 'mecha.ast.AstRoot'>
+  location: SourceLocation(pos=0, lineno=1, colno=1)
+  end_location: SourceLocation(pos=25, lineno=2, colno=12)
+  commands:
+    <class 'mecha.ast.AstCommand'>
+      location: SourceLocation(pos=0, lineno=1, colno=1)
+      end_location: SourceLocation(pos=25, lineno=2, colno=12)
+      identifier: 'function:name:commands'
+      arguments:
+        <class 'mecha.ast.AstResourceLocation'>
+          location: SourceLocation(pos=9, lineno=1, colno=10)
+          end_location: SourceLocation(pos=12, lineno=1, colno=13)
+          is_tag: False
+          namespace: None
+          path: 'foo'
+        <class 'mecha.ast.AstRoot'>
+          location: SourceLocation(pos=18, lineno=2, colno=5)
+          end_location: SourceLocation(pos=25, lineno=2, colno=12)
+          commands:
+            <class 'mecha.ast.AstCommand'>
+              location: SourceLocation(pos=18, lineno=2, colno=5)
+              end_location: SourceLocation(pos=25, lineno=2, colno=12)
+              identifier: 'say:message'
+              arguments:
+                <class 'mecha.ast.AstMessage'>
+                  location: SourceLocation(pos=22, lineno=2, colno=9)
+                  end_location: SourceLocation(pos=25, lineno=2, colno=12)
+                  fragments:
+                    <class 'mecha.ast.AstMessageText'>
+                      location: SourceLocation(pos=22, lineno=2, colno=9)
+                      end_location: SourceLocation(pos=25, lineno=2, colno=12)
+                      value: 'aaa'

packages/bolt/tests/snapshots/bolt__parse_383__1.txt

@@ -0,0 +1,4 @@
+# Nothing
+---
+output = None
+---

packages/bolt/tests/snapshots/bolt__parse_384__0.txt

@@ -0,0 +1,5 @@
+#>ERROR  Expected bracket '[', curly '{', docstring, ellipsis, false, identifier or 5 other tokens but got colon ':'.
+# line 1, column 11
+#      1 |  function ::
+#        :            ^
+function ::

packages/bolt/tests/snapshots/bolt__parse_385__0.txt

@@ -0,0 +1,35 @@
+function namespace:path/:
+    say boooo
+---
+<class 'mecha.ast.AstRoot'>
+  location: SourceLocation(pos=0, lineno=1, colno=1)
+  end_location: SourceLocation(pos=39, lineno=2, colno=14)
+  commands:
+    <class 'mecha.ast.AstCommand'>
+      location: SourceLocation(pos=0, lineno=1, colno=1)
+      end_location: SourceLocation(pos=39, lineno=2, colno=14)
+      identifier: 'function:name:commands'
+      arguments:
+        <class 'mecha.ast.AstResourceLocation'>
+          location: SourceLocation(pos=9, lineno=1, colno=10)
+          end_location: SourceLocation(pos=24, lineno=1, colno=25)
+          is_tag: False
+          namespace: 'namespace'
+          path: 'path/'
+        <class 'mecha.ast.AstRoot'>
+          location: SourceLocation(pos=30, lineno=2, colno=5)
+          end_location: SourceLocation(pos=39, lineno=2, colno=14)
+          commands:
+            <class 'mecha.ast.AstCommand'>
+              location: SourceLocation(pos=30, lineno=2, colno=5)
+              end_location: SourceLocation(pos=39, lineno=2, colno=14)
+              identifier: 'say:message'
+              arguments:
+                <class 'mecha.ast.AstMessage'>
+                  location: SourceLocation(pos=34, lineno=2, colno=9)
+                  end_location: SourceLocation(pos=39, lineno=2, colno=14)
+                  fragments:
+                    <class 'mecha.ast.AstMessageText'>
+                      location: SourceLocation(pos=34, lineno=2, colno=9)
+                      end_location: SourceLocation(pos=39, lineno=2, colno=14)
+                      value: 'boooo'

packages/bolt/tests/snapshots/bolt__parse_385__1.txt

@@ -0,0 +1,4 @@
+# Nothing
+---
+output = None
+---

packages/bolt/tests/snapshots/bolt__parse_386__0.txt

@@ -0,0 +1,18 @@
+function namespace:path/
+
+---
+<class 'mecha.ast.AstRoot'>
+  location: SourceLocation(pos=0, lineno=1, colno=1)
+  end_location: SourceLocation(pos=26, lineno=3, colno=1)
+  commands:
+    <class 'mecha.ast.AstCommand'>
+      location: SourceLocation(pos=0, lineno=1, colno=1)
+      end_location: SourceLocation(pos=24, lineno=1, colno=25)
+      identifier: 'function:name'
+      arguments:
+        <class 'mecha.ast.AstResourceLocation'>
+          location: SourceLocation(pos=9, lineno=1, colno=10)
+          end_location: SourceLocation(pos=24, lineno=1, colno=25)
+          is_tag: False
+          namespace: 'namespace'
+          path: 'path/'

packages/bolt/tests/snapshots/bolt__parse_386__1.txt

@@ -0,0 +1,4 @@
+# Nothing
+---
+output = None
+---