use of org.wso2.ballerinalang.compiler.tree.expressions.BLangFieldBasedAccess.BLangStructFieldAccessExpr in project ballerina by ballerina-lang.
the class CodeGenerator method visit.
@Override
public void visit(BLangStructFieldAccessExpr fieldAccessExpr) {
boolean variableStore = this.varAssignment;
this.varAssignment = false;
genNode(fieldAccessExpr.expr, this.env);
Operand varRefRegIndex = fieldAccessExpr.expr.regIndex;
int opcode;
Operand fieldIndex = fieldAccessExpr.symbol.varIndex;
if (variableStore) {
opcode = getOpcode(fieldAccessExpr.symbol.type.tag, InstructionCodes.IFIELDSTORE);
emit(opcode, varRefRegIndex, fieldIndex, fieldAccessExpr.regIndex);
} else {
opcode = getOpcode(fieldAccessExpr.symbol.type.tag, InstructionCodes.IFIELDLOAD);
emit(opcode, varRefRegIndex, fieldIndex, calcAndGetExprRegIndex(fieldAccessExpr));
}
this.varAssignment = variableStore;
}
use of org.wso2.ballerinalang.compiler.tree.expressions.BLangFieldBasedAccess.BLangStructFieldAccessExpr in project ballerina by ballerina-lang.
the class Desugar method visit.
@Override
public void visit(BLangFieldBasedAccess fieldAccessExpr) {
BLangVariableReference targetVarRef = fieldAccessExpr;
if (fieldAccessExpr.expr.type.tag == TypeTags.ENUM) {
targetVarRef = new BLangEnumeratorAccessExpr(fieldAccessExpr.pos, fieldAccessExpr.field, fieldAccessExpr.symbol);
} else {
fieldAccessExpr.expr = rewriteExpr(fieldAccessExpr.expr);
BType varRefType = fieldAccessExpr.expr.type;
if (varRefType.tag == TypeTags.STRUCT) {
targetVarRef = new BLangStructFieldAccessExpr(fieldAccessExpr.pos, fieldAccessExpr.expr, fieldAccessExpr.symbol);
} else if (varRefType.tag == TypeTags.MAP) {
BLangLiteral stringLit = createStringLiteral(fieldAccessExpr.pos, fieldAccessExpr.field.value);
targetVarRef = new BLangMapAccessExpr(fieldAccessExpr.pos, fieldAccessExpr.expr, stringLit);
} else if (varRefType.tag == TypeTags.JSON) {
BLangLiteral stringLit = createStringLiteral(fieldAccessExpr.pos, fieldAccessExpr.field.value);
targetVarRef = new BLangJSONAccessExpr(fieldAccessExpr.pos, fieldAccessExpr.expr, stringLit);
} else if (varRefType.tag == TypeTags.XML) {
BLangLiteral stringLit = createStringLiteral(fieldAccessExpr.pos, fieldAccessExpr.field.value);
targetVarRef = new BLangXMLAccessExpr(fieldAccessExpr.pos, fieldAccessExpr.expr, stringLit, fieldAccessExpr.fieldType);
}
}
targetVarRef.lhsVar = fieldAccessExpr.lhsVar;
targetVarRef.type = fieldAccessExpr.type;
result = targetVarRef;
}
use of org.wso2.ballerinalang.compiler.tree.expressions.BLangFieldBasedAccess.BLangStructFieldAccessExpr in project ballerina by ballerina-lang.
the class Desugar method visit.
@Override
public void visit(BLangIndexBasedAccess indexAccessExpr) {
BLangVariableReference targetVarRef = indexAccessExpr;
indexAccessExpr.indexExpr = rewriteExpr(indexAccessExpr.indexExpr);
indexAccessExpr.expr = rewriteExpr(indexAccessExpr.expr);
BType varRefType = indexAccessExpr.expr.type;
if (varRefType.tag == TypeTags.STRUCT) {
targetVarRef = new BLangStructFieldAccessExpr(indexAccessExpr.pos, indexAccessExpr.expr, indexAccessExpr.symbol);
} else if (varRefType.tag == TypeTags.MAP) {
targetVarRef = new BLangMapAccessExpr(indexAccessExpr.pos, indexAccessExpr.expr, indexAccessExpr.indexExpr);
} else if (varRefType.tag == TypeTags.JSON || getElementType(varRefType).tag == TypeTags.JSON) {
targetVarRef = new BLangJSONAccessExpr(indexAccessExpr.pos, indexAccessExpr.expr, indexAccessExpr.indexExpr);
} else if (varRefType.tag == TypeTags.ARRAY) {
targetVarRef = new BLangArrayAccessExpr(indexAccessExpr.pos, indexAccessExpr.expr, indexAccessExpr.indexExpr);
} else if (varRefType.tag == TypeTags.XML) {
targetVarRef = new BLangXMLAccessExpr(indexAccessExpr.pos, indexAccessExpr.expr, indexAccessExpr.indexExpr);
}
targetVarRef.lhsVar = indexAccessExpr.lhsVar;
targetVarRef.type = indexAccessExpr.type;
result = targetVarRef;
}
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