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This commit is contained in:
nora 2023-07-31 22:39:17 +02:00
parent f582a5b4c3
commit 924236532c
13 changed files with 264 additions and 85 deletions
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6
src/error.ts
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@ -11,6 +11,7 @@ export function spanMerge(a: Span, b: Span): Span {
}
export const DUMMY_SPAN = { start: 0, end: 0 };
export const EOF_SPAN = {start: Number.MAX_SAFE_INTEGER, end: Number.MAX_SAFE_INTEGER};
export class CompilerError extends Error {
msg: string;
@ -59,7 +60,10 @@ function renderError(input: string, filename: string, e: CompilerError) {
const startRelLine =
e.span.start === Number.MAX_SAFE_INTEGER ? 0 : e.span.start - line.start;
const spanLength = min(e.span.end, line.end) - e.span.start;
const spanLength =
e.span.start === Number.MAX_SAFE_INTEGER
? 1
: min(e.span.end, line.end) - e.span.start;
console.error(
`${" ".repeat(String(lineNo).length)} ${" ".repeat(