merge

esphome/analyze_memory/__init__.py

@@ -13,6 +13,7 @@ from .const import (
     CORE_SUBCATEGORY_PATTERNS,
     DEMANGLED_PATTERNS,
     ESPHOME_COMPONENT_PATTERN,
+    SECTION_MAPPING,
     SYMBOL_PATTERNS,
 )
 
@@ -23,23 +24,21 @@ _LOGGER = logging.getLogger(__name__)
 @cache
 def get_esphome_components():
     """Get set of actual ESPHome components from the components directory."""
-    components = set()
-
     # Find the components directory relative to this file
     # Go up two levels from analyze_memory/__init__.py to esphome/
     current_dir = Path(__file__).parent.parent
     components_dir = current_dir / "components"
 
-    if components_dir.exists() and components_dir.is_dir():
+    if not components_dir.exists() or not components_dir.is_dir():
-        for item in components_dir.iterdir():
+        return frozenset()
-            if (
+
-                item.is_dir()
+    return frozenset(
+        item.name
+        for item in components_dir.iterdir()
+        if item.is_dir()
         and not item.name.startswith(".")
         and not item.name.startswith("__")
-            ):
+    )
-                components.add(item.name)
-
-    return components
 
 
 @cache
@@ -179,13 +178,6 @@ class MemoryAnalyzer:
 
     def _parse_symbols(self) -> None:
         """Parse symbols from ELF file."""
-        # Section mapping - centralizes the logic
-        SECTION_MAPPING = {
-            ".text": [".text", ".iram"],
-            ".rodata": [".rodata"],
-            ".data": [".data", ".dram"],
-            ".bss": [".bss"],
-        }
 
         def map_section_name(raw_section: str) -> str | None:
             """Map raw section name to standard section."""

esphome/analyze_memory/const.py

@@ -5,6 +5,15 @@ import re
 # Pattern to extract ESPHome component namespaces dynamically
 ESPHOME_COMPONENT_PATTERN = re.compile(r"esphome::([a-zA-Z0-9_]+)::")
 
+# Section mapping for ELF file sections
+# Maps standard section names to their various platform-specific variants
+SECTION_MAPPING = {
+    ".text": frozenset([".text", ".iram"]),
+    ".rodata": frozenset([".rodata"]),
+    ".data": frozenset([".data", ".dram"]),
+    ".bss": frozenset([".bss"]),
+}
+
 # Component identification rules
 # Symbol patterns: patterns found in raw symbol names
 SYMBOL_PATTERNS = {