1 AST Node Annotations
2 ====================
3
4 These annotations should be defined in the revised compiler.ast classes.
5
6 Attribute Users
7 ---------------
8
9 _attrnames defines a dictionary mapping local names to sets of
10 attribute names found to be used with those names in a
11 branch
12 _attrcontributors defines nodes contributing to combined attribute usage known
13 to a node
14 _attrcombined defines a dictionary mapping local names to sets of
15 attribute names found to be used with those names for the
16 entire lifetime of a particular attribute user
17 _attrmerged defines a dictionary mapping local names to sets of
18 attribute names merging combined observations with locally
19 applicable observations, indicating usage specific to a
20 region of the code
21 _attrtypes defines types deduced either from combined attribute usage
22 details (for users)
23 _attrspecifictypes defines specific types from merged attribute usage details
24 (for non-user nodes)
25 _attrdefs defines definition-related users which consume usage details
26 from the node
27
28 Attribute Accessors
29 -------------------
30
31 _attrusers defines a dictionary mapping local names to sets of nodes
32 defining those names
33
34 Name Accessors
35 --------------
36
37 _scope set as "constant", "local", "global" or "builtins"
38
39 Program Units
40 -------------
41
42 unit refers to a micropython Class, Function or Module instance
