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Allow record expressions to cover multiple lines

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This commit is contained in:
Sam Vervaeck 2022-09-15 22:49:20 +02:00
parent 9221441aa4
commit 9bf81c56db
1 changed files with 29 additions and 12 deletions
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25
src/scanner.ts
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@ -382,6 +382,7 @@ export class Scanner extends BufferedStream<Token> {
const enum FrameType {
Block,
LineFold,
Fallthrough,
}
const INIT_POS = new TextPosition(0, 0, 0);
@ -400,15 +401,18 @@ export class Punctuator extends BufferedStream<Token> {
public read(): Token {
const refPos = this.referencePositions[this.referencePositions.length-1];
const frameType = this.frameTypes[this.frameTypes.length-1];
const t0 = this.tokens.peek(1);
if (t0.kind === SyntaxKind.EndOfFile) {
switch (t0.kind) {
case SyntaxKind.LBrace:
this.frameTypes.push(FrameType.Fallthrough);
break;
case SyntaxKind.EndOfFile:
{
if (this.frameTypes.length === 1) {
return t0;
}
this.frameTypes.pop();
const frameType = this.frameTypes.pop()!;
switch (frameType) {
case FrameType.LineFold:
return new LineFoldEnd(t0.getStartPosition());
@ -416,9 +420,22 @@ export class Punctuator extends BufferedStream<Token> {
return new BlockEnd(t0.getStartPosition());
}
}
}
const refPos = this.referencePositions[this.referencePositions.length-1];
const frameType = this.frameTypes[this.frameTypes.length-1];
switch (frameType) {
case FrameType.Fallthrough:
{
if (t0.kind === SyntaxKind.RBrace) {
this.frameTypes.pop()!;
}
this.tokens.get();
return t0;
}
case FrameType.LineFold:
{