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MOHAWK: Fix parameterless calls when parsing LB scripts.

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This commit is contained in:
Alyssa Milburn 2011-12-01 23:51:52 +01:00
parent ec8d820720
commit d015a37e00
1 changed files with 12 additions and 3 deletions
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15
engines/mohawk/livingbooks_code.cpp
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@ -682,7 +682,7 @@ Common::Array<LBValue> LBCode::readParams() {
byte numParams = _data[_currOffset++];
if (!numParams) {
debugN("()\n");
debugN("()");
nextToken();
return params;
}
@ -1486,6 +1486,8 @@ uint LBCode::parseCode(const Common::String &source) {
break;
// open bracket
case '(':
bool parameterless;
parameterless = false;
if (wasFunction) {
// function call parameters
wasFunction = false;
@ -1501,6 +1503,7 @@ uint LBCode::parseCode(const Common::String &source) {
continue;
if (source[i] != ')')
break;
parameterless = true;
code[code.size() - 1] = 0;
break;
}
@ -1508,14 +1511,20 @@ uint LBCode::parseCode(const Common::String &source) {
// brackets around expression
counterPositions.push_back(0);
}
code.push_back(kTokenOpenBracket);
if (!parameterless)
code.push_back(kTokenOpenBracket);
break;
// close bracket
case ')':
if (counterPositions.empty())
error("while parsing script '%s', encountered unmatched )", source.c_str());
// don't push a kTokenCloseBracket for a parameterless function call
uint counterPos2;
counterPos2 = counterPositions.back();
if (!counterPos2 || code[counterPos2])
code.push_back(kTokenCloseBracket);
counterPositions.pop_back();
code.push_back(kTokenCloseBracket);
break;
// comma (seperating function params)
case ',':