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[poincare] Fix Function (keep value after replaceSymbolWithExpression)

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This commit is contained in:
Léa Saviot
2018-10-23 17:00:57 +02:00
committed by Émilie Feral
parent d083d05609
commit 7579294d9d
1 changed files with 2 additions and 2 deletions
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4
poincare/src/function.cpp
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@@ -121,7 +121,7 @@ Expression Function::replaceSymbolWithExpression(const SymbolAbstract & symbol,
// Replace the unknown in the new expression by the function's child
Symbol xSymbol = Symbol(Symbol::SpecialSymbols::UnknownX);
Expression xValue = childAtIndex(0);
value.replaceSymbolWithExpression(xSymbol, xValue);
value = value.replaceSymbolWithExpression(xSymbol, xValue);
Expression p = parent();
if (!p.isUninitialized() && p.node()->childNeedsParenthesis(value.node())) {
value = Parenthesis(value);
@@ -141,7 +141,7 @@ Expression Function::shallowReduce(Context & context, Preferences::AngleUnit ang
// We need to replace the unknown witht the child
Expression result = e.clone();
Symbol x = Symbol(Symbol::SpecialSymbols::UnknownX);
result.replaceSymbolWithExpression(x, childAtIndex(0));
result = result.replaceSymbolWithExpression(x, childAtIndex(0));
replaceWithInPlace(result);
return result.deepReduce(context, angleUnit, replaceSymbols);
}