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fix up before/after flag helper macro to be more robust to future changes

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This commit is contained in:
ryanfleury
2021-06-24 23:00:38 -06:00
parent e1f5953598
commit f7e40e224f
1 changed files with 6 additions and 2 deletions
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source/md.h
+6 -2
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@@ -313,8 +313,14 @@ typedef enum MD_NodeKind
MD_NodeKind; MD_NodeKind;
typedef MD_u32 MD_NodeFlags; typedef MD_u32 MD_NodeFlags;
#define MD_NodeFlag_AfterFromBefore(f) ((f) << 1)
enum enum
{ {
// NOTE(rjf): Because of MD_NodeFlag_AfterFromBefore, it is *required* that
// every single pair of "Before*" or "After*" flags be in the correct order
// which is that the Before* flag comes first, and the After* flag comes
// immediately after (After* being the more significant bit).
MD_NodeFlag_ParenLeft = (1<<0), MD_NodeFlag_ParenLeft = (1<<0),
MD_NodeFlag_ParenRight = (1<<1), MD_NodeFlag_ParenRight = (1<<1),
MD_NodeFlag_BracketLeft = (1<<2), MD_NodeFlag_BracketLeft = (1<<2),
@@ -333,8 +339,6 @@ enum
MD_NodeFlag_StringLiteral = (1<<12), MD_NodeFlag_StringLiteral = (1<<12),
}; };
#define MD_NodeFlag_AfterFromBefore(f) ((f) << 1)
typedef struct MD_Node MD_Node; typedef struct MD_Node MD_Node;
struct MD_Node struct MD_Node
{ {