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Retain wrap state in parenthesized expressions; Void statements fwiw

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This commit is contained in:
dcodeIO
2018-03-04 18:52:12 +01:00
parent 00c4f6fa52
commit d81ce5f907
10 changed files with 166 additions and 95 deletions
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20
src/parser.ts
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@ -75,6 +75,7 @@ import {
TypeParameter,
VariableStatement,
VariableDeclaration,
VoidStatement,
WhileStatement,
addModifier,
@ -1724,6 +1725,9 @@ export class Parser extends DiagnosticEmitter {
case Token.TYPE:
return this.parseTypeDeclaration(tn, null);
case Token.VOID:
return this.parseVoidStatement(tn);
case Token.WHILE:
return this.parseWhileStatement(tn);
@ -2196,6 +2200,20 @@ export class Parser extends DiagnosticEmitter {
return null;
}
parseVoidStatement(
tn: Tokenizer
): VoidStatement | null {
// at 'void': Expression ';'?
var startPos = tn.tokenPos;
var expression = this.parseExpression(tn, Precedence.GROUPING);
if (!expression) return null;
var ret = Node.createVoidStatement(expression, tn.range(startPos, tn.pos));
tn.skip(Token.SEMICOLON);
return ret;
}
parseWhileStatement(
tn: Tokenizer
): WhileStatement | null {
@ -2209,7 +2227,7 @@ export class Parser extends DiagnosticEmitter {
if (tn.skip(Token.CLOSEPAREN)) {
var statement = this.parseStatement(tn);
if (!statement) return null;
var ret = Node.createWhileStatement(<Expression>expression, <Statement>statement, tn.range(startPos, tn.pos));
var ret = Node.createWhileStatement(expression, statement, tn.range(startPos, tn.pos));
tn.skip(Token.SEMICOLON);
return ret;
} else {