Add AstParser class for label parsing and error handling

README.md

@@ -5,3 +5,5 @@
 ### a nut
 
 #### a nut 
+
+test

chipnut/__init__.py

@@ -0,0 +1 @@
+__version__ = "0.0.1"

chipnut/__main__.py

@@ -1,9 +1,5 @@
 from .cli import CLI
-
+from .commands import setup
-from .config import ConfigError, load_config
-
-from .commands.setup import is_chipnut_workspace, find_template_conflicts, copy_template_files
-from .commands.compiler import compile as compile_project
 
 def help_text():
     return [
@@ -12,96 +8,8 @@ def help_text():
 
 def main() -> int:
     cli = CLI(help_callback=help_text)
-
+    setup(cli)
-    cli.command(
-        "init",
-        help="Create an empty chipnut workspace or reinitialize with --force",
-        description=(
-            "Initialize a chipnut development workspace by creating a Nutfile and default project files. "
-            "If a Nutfile already exists, initialization should fail unless --force is used."
-        ),
-    ).flag(
-        "force",
-        "f",
-        help="Reinitialize even when a Nutfile already exists",
-    ).arg(
-        "path",
-        nargs="?",
-        default=".",
-        help="Directory to initialize (default: current directory)",
-    ).handle(cmd_init)
-
-    cli.command(
-        "build",
-        help="Compile the project",
-        description=(
-            "Compile the project according to the configuration in the Nutfile. "
-        ),
-    ).option(
-        "config",
-        "c",
-        default="Nutfile",
-        help="Path to Nutfile (default: ./Nutfile)",
-    ).option(
-        "build-folder",
-        "o",
-        default=None,
-        help="Override output build folder from config",
-    ).option(
-        "name",
-        "n",
-        default=None,
-        help="Override output file name from config",
-    ).handle(cmd_build)
-
     return cli.run()
 
-def cmd_build(args, flags) -> int:
-    config_path = flags["config"]
-    build_folder_override = flags["build_folder"]
-    file_name_override = flags["name"]
-
-    if config_path == "Nutfile" and not is_chipnut_workspace():
-        print("Error: No Nutfile found. Please run 'chipnut init' to create a workspace.")
-        return 1
-
-    try:
-        config = load_config(config_path)
-    except FileNotFoundError:
-        print(f"Error: Config file not found: {config_path}")
-        return 1
-    except ConfigError as error:
-        print(f"Error: Invalid Nutfile: {error}")
-        return 1
-
-    try:
-        compile_project(
-            config,
-            build_folder=build_folder_override,
-            file_name=file_name_override,
-        )
-    except (RuntimeError, OSError) as error:
-        print(f"Error: Build failed: {error}")
-        return 1
-
-    return 0
-
-def cmd_init(args, flags) -> int:
-    dest_dir = args[0]
-    force = flags["force"]
-
-    conflicts = find_template_conflicts(dest_dir)
-    if conflicts and not force:
-        print("Some files already exist that would be overwritten:")
-        for file in conflicts:
-            print(f"  {file}")
-
-        print("Use --force to overwrite existing files.")
-        return 1
-    
-    copy_template_files(dest_dir, force=force, checked=True)
-
-    return 0
-
 if __name__ == "__main__":
     raise SystemExit(main())

chipnut/commands/__init__.py

@@ -0,0 +1,8 @@
+from ..cli import CLI
+
+from .setup import setup as cmd_setup
+from .compiler import setup as cmd_build
+
+def setup(cli: CLI):
+    cmd_setup(cli)
+    cmd_build(cli)

chipnut/commands/compiler.py

@@ -2,12 +2,14 @@ from dataclasses import dataclass
 from pathlib import Path
 from typing import Optional
 
+import os
 import shutil
 
-from ..config import Config
+from ..cli import CLI
+from ..config import Config, ConfigError, load_config
 from ..paths import get_templates_path
 from ..utils import zip_dir
-from ..logger import logger
+
 
 @dataclass(frozen=True)
 class CompileContext:
@@ -17,29 +19,98 @@ class CompileContext:
     entry_path: Path
     output_name: str
 
+class BuildError(Exception):
+    pass
+
+class AstParser:
+    def __init__(self, file: Path):
+        self.file = self.read_file(file)
+        self.labels = []
+
+    def read_file(self, file: Path) -> str:
+        with file.open("r") as f:
+            return f.read()
+        
+    def parse_labels(self):
+        self.labels = []
+        current_label = None
+        current_sub_label = None
+
+        for line in self.file.splitlines():
+            stripped_line = line.strip()
+
+            if stripped_line.endswith(":"):
+                label_name = stripped_line[:-1].strip()
+                if not label_name:
+                    continue
+
+                if label_name.startswith("."):
+                    if current_label is None:
+                        raise BuildError(f"Sub-label '{label_name}:' found before any parent label.")
+
+                    sub_label_name = label_name[1:].strip()
+                    if not sub_label_name:
+                        continue
+
+                    current_sub_label = {
+                        "name": sub_label_name,
+                        "lines": [],
+                    }
+                    current_label["sub_labels"].append(current_sub_label)
+                    continue
+
+                if current_label is not None:
+                    self.labels.append(current_label)
+
+                current_label = {
+                    "name": label_name,
+                    "lines": [],
+                    "sub_labels": [],
+                }
+                current_sub_label = None
+                continue
+
+            if current_label is None:
+                continue
+
+            if stripped_line == "":
+                continue
+
+            if current_sub_label is not None:
+                current_sub_label["lines"].append(stripped_line)
+            else:
+                current_label["lines"].append(stripped_line)
+
+        if current_label is not None:
+            self.labels.append(current_label)
+
+        return self.labels
+
+    def parse(self):
+        return self.parse_labels()
 
-_ACTIVE_CONTEXT: Optional[CompileContext] = None
 
 class Compiler:
+    def __init__(self, context: CompileContext):
+        self.context = context
+
     def run(self) -> None:
         return None
 
-def get_compile_context() -> CompileContext:
-    if _ACTIVE_CONTEXT is None:
-        raise RuntimeError("No active compile context. Call only during compile().")
-    return _ACTIVE_CONTEXT
 
 def _resolve_project_path(project_root: Path, value: Path) -> Path:
     if value.is_absolute():
         return value
     return (project_root / value).resolve()
 
+
 def _format_to_filename(name: str) -> str:
     formatted = name.strip().lower().replace(" ", "_")
     if not formatted.endswith(".nutsi"):
         formatted += ".nutsi"
     return formatted
 
+
 def _clear_directory(directory: Path) -> None:
     for child in directory.iterdir():
         if child.is_dir():
@@ -47,6 +118,11 @@ def _clear_directory(directory: Path) -> None:
         else:
             child.unlink()
 
+
+def _is_chipnut_workspace(path: str = ".") -> bool:
+    return os.path.isfile(os.path.join(path, "Nutfile"))
+
+
 def prepare_build_directory(build_dir: Path) -> Path:
     if build_dir.exists() and not build_dir.is_dir():
         raise RuntimeError(f"Build path exists but is not a directory: {build_dir}")
@@ -70,6 +146,7 @@ def prepare_build_directory(build_dir: Path) -> Path:
 
     return build_dir
 
+
 def stage_project_sources(project_root: Path, entry_path: Path, build_dir: Path) -> None:
     if entry_path.is_absolute():
         raise RuntimeError(
@@ -99,9 +176,9 @@ def stage_project_sources(project_root: Path, entry_path: Path, build_dir: Path)
         ignore=shutil.ignore_patterns("__pycache__", "*.pyc", "*.nutsi"),
     )
 
+
 def generate_nutsi_file(build_dir: Path, file_name: str) -> Path:
     output_path = build_dir / file_name
-
     zip_dir(
         str(build_dir),
         str(output_path),
@@ -113,6 +190,7 @@ def generate_nutsi_file(build_dir: Path, file_name: str) -> Path:
     )
     return output_path
 
+
 def _create_context(config: Config, build_folder: Optional[str], file_name: Optional[str]) -> CompileContext:
     project_root = config.path.parent.resolve()
     entry_path = Path(config.build.entry)
@@ -134,18 +212,66 @@ def _create_context(config: Config, build_folder: Optional[str], file_name: Opti
         output_name=output_name,
     )
 
-def compile(config: Config, build_folder: Optional[str] = None, file_name: Optional[str] = None) -> Path:
-    global _ACTIVE_CONTEXT
 
+def compile(config: Config, build_folder: Optional[str] = None, file_name: Optional[str] = None) -> Path:
     context = _create_context(config, build_folder=build_folder, file_name=file_name)
     prepared_dir = prepare_build_directory(context.build_dir)
     stage_project_sources(context.project_root, context.entry_path, prepared_dir)
+    Compiler(context).run()
+    return generate_nutsi_file(prepared_dir, context.output_name)
+
+
+def main(args, flags) -> int:
+    config_path = flags["config"]
+    build_folder_override = flags["build_folder"]
+    file_name_override = flags["name"]
+
+    if config_path == "Nutfile" and not _is_chipnut_workspace():
+        print("Error: No Nutfile found. Please run 'chipnut init' to create a workspace.")
+        return 1
 
-    _ACTIVE_CONTEXT = context
     try:
-        Compiler().run()
+        config = load_config(config_path)
-    finally:
+    except FileNotFoundError:
-        _ACTIVE_CONTEXT = None
+        print(f"Error: Config file not found: {config_path}")
+        return 1
+    except ConfigError as error:
+        print(f"Error: Invalid Nutfile: {error}")
+        return 1
 
-    archive_path = generate_nutsi_file(prepared_dir, context.output_name)
+    try:
-    return archive_path
+        compile(
+            config,
+            build_folder=build_folder_override,
+            file_name=file_name_override,
+        )
+    except (RuntimeError, OSError) as error:
+        print(f"Error: Build failed: {error}")
+        return 1
+
+    return 0
+
+
+def setup(cli: CLI):
+    cli.command(
+        "build",
+        help="Compile the project",
+        description=(
+            "Compile the project according to the configuration in the Nutfile. "
+        ),
+    ).option(
+        "config",
+        "c",
+        default="Nutfile",
+        help="Path to Nutfile (default: ./Nutfile)",
+    ).option(
+        "build-folder",
+        "o",
+        default=None,
+        help="Override output build folder from config",
+    ).option(
+        "name",
+        "n",
+        default=None,
+        help="Override output file name from config",
+    ).handle(main)

chipnut/commands/setup.py

@@ -1,4 +1,5 @@
 from ..paths import get_templates_path
+from ..cli import CLI
 import shutil
 import os
 
@@ -43,5 +44,38 @@ def copy_template_files(dest_dir: str, force: bool = False, checked: bool = Fals
         dirs_exist_ok=True
     )
 
-def is_chipnut_workspace(path: str = ".") -> bool:
+def main(args, flags) -> int:
-    return os.path.isfile(os.path.join(path, "Nutfile"))
+    dest_dir = args[0]
+    force = flags["force"]
+
+    conflicts = find_template_conflicts(dest_dir)
+    if conflicts and not force:
+        print("Some files already exist that would be overwritten:")
+        for file in conflicts:
+            print(f"  {file}")
+
+        print("Use --force to overwrite existing files.")
+        return 1
+    
+    copy_template_files(dest_dir, force=force, checked=True)
+
+    return 0
+
+def setup(cli: CLI):
+    cli.command(
+        "init",
+        help="Create an empty chipnut workspace or reinitialize with --force",
+        description=(
+            "Initialize a chipnut development workspace by creating a Nutfile and default project files. "
+            "If a Nutfile already exists, initialization should fail unless --force is used."
+        ),
+    ).flag(
+        "force",
+        "f",
+        help="Reinitialize even when a Nutfile already exists",
+    ).arg(
+        "path",
+        nargs="?",
+        default=".",
+        help="Directory to initialize (default: current directory)",
+    ).handle(main)