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This commit is contained in:
Gustave Monce
2021-08-09 20:21:09 +02:00
parent 9865ef7f79
commit 847ce0506d
411 changed files with 5922 additions and 54941 deletions
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7zip/Common/CommandLineParser.cs
+67 -16
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@@ -47,7 +47,7 @@ namespace SevenZip.CommandLineParser
{
public bool ThereIs;
public bool WithMinus;
public ArrayList PostStrings = new ArrayList();
public ArrayList PostStrings = new();
public int PostCharIndex;
public SwitchResult()
{
@@ -57,28 +57,39 @@ namespace SevenZip.CommandLineParser
public class Parser
{
public ArrayList NonSwitchStrings = new ArrayList();
SwitchResult[] _switches;
public ArrayList NonSwitchStrings = new();
private readonly SwitchResult[] _switches;
public Parser(int numSwitches)
{
_switches = new SwitchResult[numSwitches];
for (int i = 0; i < numSwitches; i++)
{
_switches[i] = new SwitchResult();
}
}
bool ParseString(string srcString, SwitchForm[] switchForms)
private bool ParseString(string srcString, SwitchForm[] switchForms)
{
int len = srcString.Length;
if (len == 0)
{
return false;
}
int pos = 0;
if (!IsItSwitchChar(srcString[pos]))
{
return false;
}
while (pos < len)
{
if (IsItSwitchChar(srcString[pos]))
{
pos++;
}
const int kNoLen = -1;
int matchedSwitchIndex = 0;
int maxLen = kNoLen;
@@ -86,7 +97,10 @@ namespace SevenZip.CommandLineParser
{
int switchLen = switchForms[switchIndex].IDString.Length;
if (switchLen <= maxLen || pos + switchLen > len)
{
continue;
}
if (String.Compare(switchForms[switchIndex].IDString, 0,
srcString, pos, switchLen, true) == 0)
{
@@ -95,11 +109,17 @@ namespace SevenZip.CommandLineParser
}
}
if (maxLen == kNoLen)
{
throw new Exception("maxLen == kNoLen");
}
SwitchResult matchedSwitch = _switches[matchedSwitchIndex];
SwitchForm switchForm = switchForms[matchedSwitchIndex];
if ((!switchForm.Multi) && matchedSwitch.ThereIs)
{
throw new Exception("switch must be single");
}
matchedSwitch.ThereIs = true;
pos += maxLen;
int tailSize = len - pos;
@@ -109,28 +129,39 @@ namespace SevenZip.CommandLineParser
case SwitchType.PostMinus:
{
if (tailSize == 0)
{
matchedSwitch.WithMinus = false;
}
else
{
matchedSwitch.WithMinus = (srcString[pos] == kSwitchMinus);
if (matchedSwitch.WithMinus)
{
pos++;
}
}
break;
}
case SwitchType.PostChar:
{
if (tailSize < switchForm.MinLen)
{
throw new Exception("switch is not full");
}
string charSet = switchForm.PostCharSet;
const int kEmptyCharValue = -1;
if (tailSize == 0)
{
matchedSwitch.PostCharIndex = kEmptyCharValue;
}
else
{
int index = charSet.IndexOf(srcString[pos]);
if (index < 0)
{
matchedSwitch.PostCharIndex = kEmptyCharValue;
}
else
{
matchedSwitch.PostCharIndex = index;
@@ -144,10 +175,13 @@ namespace SevenZip.CommandLineParser
{
int minLen = switchForm.MinLen;
if (tailSize < minLen)
{
throw new Exception("switch is not full");
}
if (type == SwitchType.UnLimitedPostString)
{
matchedSwitch.PostStrings.Add(srcString.Substring(pos));
matchedSwitch.PostStrings.Add(srcString[pos..]);
return true;
}
String stringSwitch = srcString.Substring(pos, minLen);
@@ -156,7 +190,10 @@ namespace SevenZip.CommandLineParser
{
char c = srcString[pos];
if (IsItSwitchChar(c))
{
break;
}
stringSwitch += c;
}
matchedSwitch.PostStrings.Add(stringSwitch);
@@ -165,7 +202,6 @@ namespace SevenZip.CommandLineParser
}
}
return true;
}
public void ParseStrings(SwitchForm[] switchForms, string[] commandStrings)
@@ -176,13 +212,19 @@ namespace SevenZip.CommandLineParser
{
string s = commandStrings[i];
if (stopSwitch)
{
NonSwitchStrings.Add(s);
}
else
if (s == kStopSwitchParsing)
{
stopSwitch = true;
}
else
if (!ParseString(s, switchForms))
{
NonSwitchStrings.Add(s);
}
}
}
@@ -198,7 +240,7 @@ namespace SevenZip.CommandLineParser
{
if (commandString.IndexOf(id) == 0)
{
postString = commandString.Substring(id.Length);
postString = commandString[id.Length..];
return i;
}
}
@@ -213,7 +255,7 @@ namespace SevenZip.CommandLineParser
return -1;
}
static bool ParseSubCharsCommand(int numForms, CommandSubCharsSet[] forms,
private static bool ParseSubCharsCommand(int numForms, CommandSubCharsSet[] forms,
string commandString, ArrayList indices)
{
indices.Clear();
@@ -230,28 +272,37 @@ namespace SevenZip.CommandLineParser
if (newIndex >= 0)
{
if (currentIndex >= 0)
{
return false;
}
if (commandString.IndexOf(c, newIndex + 1) >= 0)
{
return false;
}
currentIndex = j;
numUsedChars++;
}
}
if (currentIndex == -1 && !charsSet.EmptyAllowed)
{
return false;
}
indices.Add(currentIndex);
}
return (numUsedChars == commandString.Length);
return numUsedChars == commandString.Length;
}
const char kSwitchID1 = '-';
const char kSwitchID2 = '/';
private const char kSwitchID1 = '-';
private const char kSwitchID2 = '/';
const char kSwitchMinus = '-';
const string kStopSwitchParsing = "--";
private const char kSwitchMinus = '-';
private const string kStopSwitchParsing = "--";
static bool IsItSwitchChar(char c)
private static bool IsItSwitchChar(char c)
{
return (c == kSwitchID1 || c == kSwitchID2);
return c == kSwitchID1 || c == kSwitchID2;
}
}
@@ -266,7 +317,7 @@ namespace SevenZip.CommandLineParser
}
}
class CommandSubCharsSet
internal class CommandSubCharsSet
{
public string Chars = "";
public bool EmptyAllowed = false;