67 lines
2.3 KiB
C++
67 lines
2.3 KiB
C++
#include "__until.h"
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#include "Exception.h"
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#include "Operand.h"
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#include <iostream>
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namespace jet {
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__until::__until(coreutils::ZString &in, coreutils::MString &parentOut, Global &global, Tag *parent, Tag *local) : Tag(in, parentOut, global, parent, this) {
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coreutils::MString result;
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bool booleanResult = false;
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bool exprMethod = false;
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coreutils::MString exprSaved;
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if(variableDefined("value1")) {
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if(variableDefined("expr"))
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throw coreutils::Exception("either value1 or expr can be specified but not both.");
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if(!variableDefined("value2"))
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throw coreutils::Exception("value2 required if value1 specified.");
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if(!variableDefined("type"))
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throw coreutils::Exception("type expected if value1 and value2 specified.");
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int rc = variables["value1"].compare(variables["value2"]);
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if(((variables["type"] == "eq") && (rc == 0)) ||
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((variables["type"] == "ne") && (rc != 0)) ||
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((variables["type"] == "lt") && (rc == -1)) ||
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((variables["type"] == "le") && (rc != 1)) ||
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((variables["type"] == "gt") && (rc == 1)) ||
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((variables["type"] == "ge") && (rc != -1)))
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booleanResult = true;
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else
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throw coreutils::Exception("type value must be 'eq','ne','lt','le','gt','ge'.");
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}
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else if(variableDefined("expr")) {
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if(variableDefined("value2"))
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throw coreutils::Exception("value2 should not be specified with expr.");
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if(variableDefined("type"))
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throw coreutils::Exception("type should not be specified with expr.");
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exprMethod = true;
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exprSaved = variables["expr"];
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}
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do {
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processContainer(container);
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container.reset();
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if(exprMethod) {
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variables["expr"].reset();
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variables["expr"] = exprSaved;
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resolveKeyword("expr");
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booleanResult = Operand(variables["expr"], global, parent->variables).boolean;
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} else {
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booleanResult = false;
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int rc = variables["value1"].compare(variables["value2"]);
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if(((variables["type"] == "eq") && (rc == 0)) ||
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((variables["type"] == "ne") && (rc != 0)) ||
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((variables["type"] == "lt") && (rc == -1)) ||
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((variables["type"] == "le") && (rc != 1)) ||
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((variables["type"] == "gt") && (rc == 1)) ||
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((variables["type"] == "ge") && (rc != -1)))
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booleanResult = true;
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}
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} while(booleanResult);
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}
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}
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