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Implement ternary using if, see AssemblyScript/assemblyscript#123

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dcodeIO
2017-12-04 14:49:24 +01:00
parent 558a4d5c63
commit c6af2d1454
11 changed files with 245 additions and 53 deletions
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4
src/parser.ts
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@ -1456,7 +1456,7 @@ export class Parser extends DiagnosticEmitter {
this.error(DiagnosticCode.The_operand_of_an_increment_or_decrement_operator_must_be_a_variable_or_a_property_access, expr.range);
expr = Expression.createUnaryPostfix(token, expr, tn.range(startPos, tn.pos));
// SelectExpression
// TernaryExpression
} else if (token == Token.QUESTION) {
const ifThen: Expression | null = this.parseExpression(tn);
if (!ifThen)
@ -1465,7 +1465,7 @@ export class Parser extends DiagnosticEmitter {
const ifElse: Expression | null = this.parseExpression(tn);
if (!ifElse)
return null;
expr = Expression.createSelect(<Expression>expr, <Expression>ifThen, <Expression>ifElse, tn.range(startPos, tn.pos));
expr = Expression.createTernary(<Expression>expr, <Expression>ifThen, <Expression>ifElse, tn.range(startPos, tn.pos));
} else {
this.error(DiagnosticCode._0_expected, tn.range(), ":");
return null;