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Reorganize ui

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This commit is contained in:
Yura Dupyn 2026-02-15 19:26:32 +01:00
parent e841106029
commit bf5eb54932
18 changed files with 31 additions and 28 deletions
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101
src/ui/ParseError.tsx
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@ -1,101 +0,0 @@
import { ParseError } from "src/lang/parser/parser";
import { renderSpan, SourceText } from "src/lang/parser/source_text";
import { DisplayLineViews } from "./LineView";
export function formatErrorMesage(err: ParseError): string {
switch (err.tag) {
case "UnexpectedToken":
return `Unexpected token. Expected: ${err.expected}`;
case "UnexpectedTokenWhileParsingSequence":
return `Unexpected token in sequence. Expected delimiter ${formatChar(err.expectedDelimiter)} or terminator ${formatChar(err.expectedTerminator)}, but found ${formatChar(err.received)}.`;
case "UnexpectedCharacter":
return `Unexpected character: ${formatChar(err.char)}`;
case "UnexpectedEOF":
return "Unexpected end of file.";
case "ExpectedNumber":
return "Expected a number here.";
case "InvalidNumber":
return err.reason === "NotFinite"
? "Number is too large or invalid."
: "Invalid number format (missing fractional digits?).";
case "InvalidIdentifier":
// Handle nested reasons if needed, e.g. "Keyword 'let' cannot be used as an identifier"
return `Invalid identifier '${err.text}': ${err.reason.tag}`;
case "InvalidEscape":
switch (err.reason.tag) {
case "UnknownEscapeSequence": return `Unknown escape sequence: \\${formatChar(err.reason.char)}`;
case "UnicodeMissingBrace": return "Unicode escape missing opening brace '{'.";
case "UnicodeNoDigits": return "Unicode escape missing hex digits.";
case "UnicodeUnclosed": return "Unicode escape missing closing brace '}'.";
case "UnicodeOverflow": return `Unicode code point ${err.reason.value.toString(16)} is out of bounds.`;
}
// Context specific errors
case "ExpectedExpression": return "Expected an expression here.";
case "ExpectedFieldAssignmentSymbol": return "Expected '=' for field assignment.";
case "ExpectedPatternAssignmentSymbol": return "Expected '=' for pattern assignment.";
case "ExpectedPatternBindingSymbol": return "Expected '.' for pattern binding.";
case "ExpectedFunctionCallStart": return "Expected '(' to start function call.";
case "ExpectedRecordOpen": return "Expected '(' to start record.";
case "ExpectedLetBlockOpen": return "Expected '{' to start let-block.";
case "ExpectedLetBlockClose": return "Expected '}' to close let-block.";
case "ExpectedMatchBlockOpen": return "Expected '{' to start match-block.";
case "ExpectedMatchBlockClose": return "Expected '}' to close match-block.";
case "ExpectedLambdaBlockOpen": return "Expected '{' to start lambda body.";
case "ExpectedLambdaBlockClose": return "Expected '}' to close lambda body.";
case "ExpectedApplyStart": return "Expected '(' after 'apply'.";
case "ExpectedApplySeparator": return "Expected '!' inside 'apply'.";
case "UnexpectedTagPattern": return "Unexpected tag pattern (expected product pattern).";
case "ExpectedPattern": return "Expected a pattern here.";
case "ExpectedRecordPatternOpen": return "Expected '(' for record pattern.";
case "ExpectedRecordField": return "Expected a field name in record pattern.";
default:
return `Unknown error: ${(err as any).tag}`;
}
}
// Helper to safely print code points (handling special chars like \n)
function formatChar(cp: number | undefined): string {
// Handle EOF (undefined) or invalid numbers safely
if (cp === undefined || Number.isNaN(cp)) {
return "EOF";
}
const s = String.fromCodePoint(cp);
if (s === '\n') return "\\n";
if (s === '\r') return "\\r";
if (s === '\t') return "\\t";
return `'${s}'`;
}
export function ShowParseError(props: { text: SourceText, err: ParseError }) {
const msg = () => formatErrorMesage(props.err);
const views = () => renderSpan(props.text, props.err.span, 3);
// Parse Error: Expected '(' to start function call.
// 1 | +(23, x)
// ^
return (
<div>
<div>
<span style={{ color: "#ff5555", "font-weight": "bold" }}>Parse Error: </span>
<span style={{ "font-weight": "bold" }}>{msg()}</span>
</div>
<DisplayLineViews views={views()} />
</div>
);
}