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[docs] document node kinds and flags; couple random tweaks

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This commit is contained in:
Allen Webster
2021-03-30 18:19:26 -07:00
parent 0945c9c71e
commit e38dbca401
2 changed files with 46 additions and 22 deletions
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source/md_impl.c
+17 -19
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@@ -1644,38 +1644,36 @@ MD_PRIVATE_FUNCTION_IMPL MD_ParseResult _MD_ParseOneNode(MD_ParseCtx *ctx);
MD_PRIVATE_FUNCTION_IMPL void _MD_ParseSet(MD_ParseCtx *ctx, MD_Node *parent, _MD_ParseSetFlags flags, MD_Node **first_out, MD_Node **last_out);
MD_PRIVATE_FUNCTION_IMPL void _MD_ParseTagList(MD_ParseCtx *ctx, MD_Node **first_out, MD_Node **last_out);
MD_PRIVATE_FUNCTION_IMPL void
_MD_SetNodeFlagsByToken(MD_Node *node, MD_Token token)
MD_PRIVATE_FUNCTION_IMPL MD_NodeFlags
_MD_NodeFlagsFromTokenKind(MD_TokenKind kind)
{
#define Flag(_kind, _flag) if(token.kind == _kind) { node->flags |= _flag; }
Flag(MD_TokenKind_Identifier, MD_NodeFlag_Identifier);
Flag(MD_TokenKind_NumericLiteral, MD_NodeFlag_Numeric);
Flag(MD_TokenKind_StringLiteral, MD_NodeFlag_StringLiteral);
Flag(MD_TokenKind_CharLiteral, MD_NodeFlag_CharLiteral);
#undef Flag
MD_NodeFlags result = 0;
switch (kind){
case MD_TokenKind_Identifier: result = MD_NodeFlag_Identifier; break;
case MD_TokenKind_NumericLiteral: result = MD_NodeFlag_Numeric; break;
case MD_TokenKind_StringLiteral: result = MD_NodeFlag_StringLiteral; break;
case MD_TokenKind_CharLiteral: result = MD_NodeFlag_CharLiteral; break;
}
return(result);
}
MD_PRIVATE_FUNCTION_IMPL MD_b32
_MD_StringLiteralIsBalanced(MD_Token token)
{
MD_b32 result = 0;
MD_u64 front_len = token.string.str - token.outer_string.str;
MD_u64 back_len = (token.outer_string.str + token.outer_string.size) - (token.string.str + token.string.size);
result = (front_len == back_len);
MD_b32 result = (front_len == back_len);
return result;
}
MD_PRIVATE_FUNCTION_IMPL MD_b32
_MD_CommentIsSyntacticallyCorrect(MD_Token comment_token)
{
MD_b32 result = 1;
MD_String8 inner = comment_token.string;
MD_String8 outer = comment_token.outer_string;
MD_b32 incorrect = (MD_StringMatch(MD_StringPrefix(outer, 2), MD_S8Lit("/*"), 0) && // C-style comment
(inner.str != outer.str + 2 || inner.str + inner.size != outer.str + outer.size - 2)); // Internally unbalanced
result = !incorrect;
MD_b32 result = !incorrect;
return result;
}
@@ -1768,7 +1766,7 @@ _MD_ParseOneNode(MD_ParseCtx *ctx)
{
result.node = MD_MakeNodeFromToken(MD_NodeKind_Label, ctx->filename, ctx->file_contents.str,
token.outer_string.str, token);
_MD_SetNodeFlagsByToken(result.node, token);
result.node->flags |= _MD_NodeFlagsFromTokenKind(token.kind);
if(token.kind == MD_TokenKind_CharLiteral || token.kind == MD_TokenKind_StringLiteral)
{
@@ -1891,9 +1889,9 @@ _MD_ParseSet(MD_ParseCtx *ctx, MD_Node *parent, _MD_ParseSetFlags flags,
MD_b32 paren = 0;
MD_b32 bracket = 0;
MD_b32 terminate_with_separator = !!(flags & _MD_ParseSetFlag_Implicit);
MD_Token initial_token = MD_Parse_PeekSkipSome(ctx, MD_TokenGroup_Comment|MD_TokenGroup_Whitespace);
if(flags & _MD_ParseSetFlag_Brace && MD_Parse_Require(ctx, MD_S8Lit("{"), MD_TokenKind_Symbol))
{
parent->flags |= MD_NodeFlag_BraceLeft;
@@ -2082,14 +2080,14 @@ MD_ParseWholeString(MD_String8 filename, MD_String8 contents)
// NOTE(mal): Parse the content of the file as the inside of a set
MD_ParseCtx ctx = MD_Parse_InitializeCtx(filename, contents);
MD_NodeFlags next_child_flags = 0;
MD_Node *namespaces = _MD_MakeNodeFromString_Ctx(&ctx, MD_NodeKind_List, MD_S8Lit(""), ctx.at);
MD_Node *default_namespace = _MD_MakeNodeFromString_Ctx(&ctx, MD_NodeKind_List, MD_S8Lit(""), ctx.at);
MD_PushChild(namespaces, default_namespace);
MD_Node *selected_namespace = default_namespace;
MD_Map namespace_table = {0};
MD_StringMap_Insert(&namespace_table, MD_MapCollisionRule_Overwrite, default_namespace->string, default_namespace);
for(MD_u64 child_idx = 0;; child_idx += 1)
{
// NOTE(rjf): #-things (just namespaces right now, but can be used for other such