public String _range(String args[]) {
verifyCommand(args, _rangeHelp, _rangePattern, 2, 3);
Version version = null;
if (args.length >= 3) version = new Version(args[2]);
else {
String v = domain.getProperty("@");
if (v == null) return null;
version = new Version(v);
}
String spec = args[1];
Matcher m = RANGE_MASK.matcher(spec);
m.matches();
String floor = m.group(1);
String floorMask = m.group(2);
String ceilingMask = m.group(3);
String ceiling = m.group(4);
String left = version(version, floorMask);
String right = version(version, ceilingMask);
StringBuilder sb = new StringBuilder();
sb.append(floor);
sb.append(left);
sb.append(",");
sb.append(right);
sb.append(ceiling);
String s = sb.toString();
VersionRange vr = new VersionRange(s);
if (!(vr.includes(vr.getHigh()) || vr.includes(vr.getLow()))) {
domain.error(
"${range} macro created an invalid range %s from %s and mask %s", s, version, spec);
}
return sb.toString();
}
private String doCommands(String key, Link source) {
String[] args = commands.split(key);
if (args == null || args.length == 0) return null;
for (int i = 0; i < args.length; i++)
if (args[i].indexOf('\\') >= 0) args[i] = args[i].replaceAll("\\\\;", ";");
if (args[0].startsWith("^")) {
String varname = args[0].substring(1).trim();
Processor parent = source.start.getParent();
if (parent != null) return parent.getProperty(varname);
return null;
}
Processor rover = domain;
while (rover != null) {
String result = doCommand(rover, args[0], args);
if (result != null) return result;
rover = rover.getParent();
}
for (int i = 0; targets != null && i < targets.length; i++) {
String result = doCommand(targets[i], args[0], args);
if (result != null) return result;
}
return doCommand(this, args[0], args);
}
String version(Version version, String mask) {
if (version == null) {
String v = domain.getProperty("@");
if (v == null) {
domain.error(
"No version specified for ${version} or ${range} and no implicit version ${@} either, mask=%s",
mask);
v = "0";
}
version = new Version(v);
}
StringBuilder sb = new StringBuilder();
String del = "";
for (int i = 0; i < mask.length(); i++) {
char c = mask.charAt(i);
String result = null;
if (c != '~') {
if (i == 3) {
result = version.getQualifier();
} else if (Character.isDigit(c)) {
// Handle masks like +00, =+0
result = String.valueOf(c);
} else {
int x = version.get(i);
switch (c) {
case '+':
x++;
break;
case '-':
x--;
break;
case '=':
break;
}
result = Integer.toString(x);
}
if (result != null) {
sb.append(del);
del = ".";
sb.append(result);
}
}
}
return sb.toString();
}
public String _def(String args[]) {
if (args.length != 2) throw new RuntimeException("Need a value for the ${def;<value>} macro");
return domain.getProperty(args[1], "");
}