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globals

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nora 2023-07-31 20:26:50 +02:00
parent b779a51ef5
commit f582a5b4c3
9 changed files with 248 additions and 85 deletions
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19
src/parser.ts
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@ -29,6 +29,7 @@ import {
Parsed,
ExternItem,
ItemId,
GlobalItem,
} from "./ast";
import { CompilerError, Span, spanMerge } from "./error";
import { BaseToken, Token, TokenIdent, TokenLitString } from "./lexer";
@ -180,6 +181,24 @@ function parseItem(t: Token[]): [Token[], Item<Parsed>] {
};
return [t, { kind: "mod", node, span: name.span, id: ItemId.dummy() }];
} else if (tok.kind === "global") {
let name;
[t, name] = expectNext<TokenIdent>(t, "identifier");
[t] = expectNext(t, ":");
let type;
[t, type] = parseType(t);
[t] = expectNext(t, "=");
let init;
[t, init] = parseExpr(t);
[t] = expectNext(t, ";");
const node: GlobalItem<Parsed> = {
name: name.ident,
type,
init,
};
return [t, { kind: "global", node, span: name.span, id: ItemId.dummy() }];
} else {
unexpectedToken(tok, "item");
}