motiejus/zig
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implemented container doc comments in stage 1

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This commit is contained in:
Vexu
2019-11-15 14:12:14 +02:00
parent b92f42d1f4
commit e509d21f39
4 changed files with 56 additions and 1 deletions
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23
src/parser.cpp
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@@ -493,6 +493,7 @@ static AstNode *ast_parse_root(ParseContext *pc) {
node->data.container_decl.layout = ContainerLayoutAuto;
node->data.container_decl.kind = ContainerKindStruct;
node->data.container_decl.is_root = true;
node->data.container_decl.doc_comments = members.doc_comments;
return node;
}
@@ -514,6 +515,21 @@ static Token *ast_parse_doc_comments(ParseContext *pc, Buf *buf) {
return first_doc_token;
}
static void ast_parse_container_doc_comments(ParseContext *pc, Buf *buf) {
if (buf_len(buf) != 0 && peek_token(pc)->id == TokenIdContainerDocComment) {
buf_append_char(buf, '\n');
}
Token *doc_token = nullptr;
while ((doc_token = eat_token_if(pc, TokenIdContainerDocComment))) {
if (buf->list.length == 0) {
buf_resize(buf, 0);
}
// chops off '//!' but leaves '\n'
buf_append_mem(buf, buf_ptr(pc->buf) + doc_token->start_pos + 3,
doc_token->end_pos - doc_token->start_pos - 3);
}
}
// ContainerMembers
// <- TestDecl ContainerMembers
// / TopLevelComptime ContainerMembers
@@ -523,7 +539,11 @@ static Token *ast_parse_doc_comments(ParseContext *pc, Buf *buf) {
// /
static AstNodeContainerDecl ast_parse_container_members(ParseContext *pc) {
AstNodeContainerDecl res = {};
Buf tld_doc_comment_buf = BUF_INIT;
buf_resize(&tld_doc_comment_buf, 0);
for (;;) {
ast_parse_container_doc_comments(pc, &tld_doc_comment_buf);
AstNode *test_decl = ast_parse_test_decl(pc);
if (test_decl != nullptr) {
res.decls.append(test_decl);
@@ -566,7 +586,7 @@ static AstNodeContainerDecl ast_parse_container_members(ParseContext *pc) {
break;
}
res.doc_comments = tld_doc_comment_buf;
return res;
}
@@ -2797,6 +2817,7 @@ static AstNode *ast_parse_container_decl_auto(ParseContext *pc) {
res->data.container_decl.fields = members.fields;
res->data.container_decl.decls = members.decls;
res->data.container_decl.doc_comments = members.doc_comments;
return res;
}