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更好的Lua代码高亮

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Leonmmcoset
2026-02-26 18:38:07 +08:00
parent 5f4d97729a
commit c1e0651e4b
3 changed files with 246 additions and 18 deletions
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2
BuildTime.txt
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@@ -1 +1 @@
2026-02-26 13:45:40 2026-02-26 18:33:01

2
GitCommit.txt
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@@ -1 +1 @@
e8e45ef 5f4d977

260
editor/Nano.cs
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@@ -140,6 +140,8 @@ namespace CMLeonOS
int pos = 0; int pos = 0;
bool inString = false; bool inString = false;
bool inComment = false; bool inComment = false;
bool inLongComment = false;
char stringDelimiter = '\0';
while (pos < line.Length && pos < consoleWidth) while (pos < line.Length && pos < consoleWidth)
{ {
@@ -149,42 +151,130 @@ namespace CMLeonOS
Console.Write(line[pos]); Console.Write(line[pos]);
pos++; pos++;
} }
else if (line.Substring(pos).StartsWith("--")) else if (inLongComment)
{ {
inComment = true;
Console.ForegroundColor = ConsoleColor.Green; Console.ForegroundColor = ConsoleColor.Green;
Console.Write(line.Substring(pos)); if (pos + 1 < line.Length && line[pos] == ']' && line[pos + 1] == ']')
break;
}
else if (inString)
{
if (line[pos] == '"' || line[pos] == '\'')
{ {
Console.ForegroundColor = ConsoleColor.Yellow; inLongComment = false;
Console.Write(line[pos]); Console.Write(line[pos]);
inString = false; pos++;
Console.Write(line[pos]);
pos++;
} }
else else
{ {
Console.ForegroundColor = ConsoleColor.Yellow;
Console.Write(line[pos]); Console.Write(line[pos]);
pos++;
}
}
else if (pos + 1 < line.Length && line[pos] == '-' && line[pos + 1] == '-')
{
if (pos + 3 < line.Length && line[pos + 2] == '[' && line[pos + 3] == '[')
{
inLongComment = true;
Console.ForegroundColor = ConsoleColor.Green;
Console.Write(line.Substring(pos));
break;
}
else
{
inComment = true;
Console.ForegroundColor = ConsoleColor.Green;
Console.Write(line.Substring(pos));
break;
}
}
else if (inString)
{
Console.ForegroundColor = ConsoleColor.Yellow;
if (line[pos] == stringDelimiter)
{
if (pos + 1 < line.Length && line[pos + 1] == stringDelimiter)
{
Console.Write(line[pos]);
pos++;
Console.Write(line[pos]);
pos++;
}
else
{
Console.Write(line[pos]);
inString = false;
pos++;
}
}
else if (line[pos] == '\\')
{
Console.Write(line[pos]);
pos++;
if (pos < line.Length)
{
Console.Write(line[pos]);
pos++;
}
}
else
{
Console.Write(line[pos]);
pos++;
} }
pos++;
} }
else else
{ {
if (line[pos] == '"' || line[pos] == '\'') if (line[pos] == '"' || line[pos] == '\'')
{ {
inString = true; inString = true;
stringDelimiter = line[pos];
Console.ForegroundColor = ConsoleColor.Yellow; Console.ForegroundColor = ConsoleColor.Yellow;
Console.Write(line[pos]); Console.Write(line[pos]);
pos++; pos++;
} }
else if (IsLuaNumber(line, pos))
{
Console.ForegroundColor = ConsoleColor.Magenta;
while (pos < line.Length && IsLuaNumber(line, pos))
{
Console.Write(line[pos]);
pos++;
}
}
else if (IsLuaOperator(line, pos))
{
Console.ForegroundColor = ConsoleColor.DarkYellow;
if (pos + 1 < line.Length && IsLuaOperator(line, pos + 1))
{
Console.Write(line[pos]);
pos++;
Console.Write(line[pos]);
pos++;
}
else
{
Console.Write(line[pos]);
pos++;
}
}
else if (IsLuaKeyword(line, pos)) else if (IsLuaKeyword(line, pos))
{ {
Console.ForegroundColor = ConsoleColor.Cyan; Console.ForegroundColor = ConsoleColor.Cyan;
Console.Write(line[pos]); string keyword = GetLuaKeyword(line, pos);
pos++; Console.Write(keyword);
pos += keyword.Length;
}
else if (IsLuaBuiltin(line, pos))
{
Console.ForegroundColor = ConsoleColor.DarkCyan;
string builtin = GetLuaBuiltin(line, pos);
Console.Write(builtin);
pos += builtin.Length;
}
else if (IsLuaFunctionCall(line, pos))
{
Console.ForegroundColor = ConsoleColor.DarkMagenta;
string funcName = GetLuaFunctionName(line, pos);
Console.Write(funcName);
pos += funcName.Length;
} }
else else
{ {
@@ -203,16 +293,50 @@ namespace CMLeonOS
Console.ResetColor(); Console.ResetColor();
} }
private bool IsLuaNumber(string line, int pos)
{
if (pos >= line.Length) return false;
char c = line[pos];
if (!char.IsDigit(c) && c != '.') return false;
if (c == '.')
{
if (pos + 1 >= line.Length) return false;
return char.IsDigit(line[pos + 1]);
}
return true;
}
private bool IsLuaOperator(string line, int pos)
{
if (pos >= line.Length) return false;
char c = line[pos];
return c == '+' || c == '-' || c == '*' || c == '/' || c == '^' ||
c == '%' || c == '#' || c == '=' || c == '~' ||
c == '<' || c == '>' || c == '&' || c == '|' ||
c == '(' || c == ')' || c == '[' || c == ']' ||
c == '{' || c == '}' || c == ',' || c == ';';
}
private bool IsLuaKeyword(string line, int pos) private bool IsLuaKeyword(string line, int pos)
{ {
string[] keywords = { "function", "end", "if", "then", "else", "elseif", "while", "do", "for", "return", "local", "true", "false", "nil", "and", "or", "not", "break", "repeat", "until" }; string[] keywords = {
"function", "end", "if", "then", "else", "elseif", "while", "do",
"for", "return", "local", "true", "false", "nil", "and", "or",
"not", "break", "repeat", "until", "in", "goto", "self"
};
foreach (string keyword in keywords) foreach (string keyword in keywords)
{ {
if (pos + keyword.Length <= line.Length && line.Substring(pos, keyword.Length) == keyword) if (pos + keyword.Length <= line.Length && line.Substring(pos, keyword.Length) == keyword)
{ {
char prevChar = pos > 0 ? line[pos - 1] : ' ';
char nextChar = pos + keyword.Length < line.Length ? line[pos + keyword.Length] : ' '; char nextChar = pos + keyword.Length < line.Length ? line[pos + keyword.Length] : ' ';
if (!char.IsLetterOrDigit(nextChar))
if (!char.IsLetterOrDigit(prevChar) && !char.IsLetterOrDigit(nextChar) && prevChar != '_' && nextChar != '_')
{ {
return true; return true;
} }
@@ -221,6 +345,110 @@ namespace CMLeonOS
return false; return false;
} }
private string GetLuaKeyword(string line, int pos)
{
string[] keywords = {
"function", "end", "if", "then", "else", "elseif", "while", "do",
"for", "return", "local", "true", "false", "nil", "and", "or",
"not", "break", "repeat", "until", "in", "goto", "self"
};
foreach (string keyword in keywords)
{
if (pos + keyword.Length <= line.Length && line.Substring(pos, keyword.Length) == keyword)
{
char prevChar = pos > 0 ? line[pos - 1] : ' ';
char nextChar = pos + keyword.Length < line.Length ? line[pos + keyword.Length] : ' ';
if (!char.IsLetterOrDigit(prevChar) && !char.IsLetterOrDigit(nextChar) && prevChar != '_' && nextChar != '_')
{
return keyword;
}
}
}
return "";
}
private bool IsLuaBuiltin(string line, int pos)
{
string[] builtins = {
"print", "type", "tonumber", "tostring", "pairs", "ipairs",
"next", "select", "unpack", "assert", "error", "pcall",
"xpcall", "load", "loadstring", "loadfile", "dofile",
"require", "setmetatable", "getmetatable", "rawget", "rawset",
"rawequal", "rawlen", "gcinfo", "collectgarbage", "newproxy"
};
foreach (string builtin in builtins)
{
if (pos + builtin.Length <= line.Length && line.Substring(pos, builtin.Length) == builtin)
{
char prevChar = pos > 0 ? line[pos - 1] : ' ';
char nextChar = pos + builtin.Length < line.Length ? line[pos + builtin.Length] : ' ';
if (!char.IsLetterOrDigit(prevChar) && !char.IsLetterOrDigit(nextChar) && prevChar != '_' && nextChar != '_')
{
return true;
}
}
}
return false;
}
private string GetLuaBuiltin(string line, int pos)
{
string[] builtins = {
"print", "type", "tonumber", "tostring", "pairs", "ipairs",
"next", "select", "unpack", "assert", "error", "pcall",
"xpcall", "load", "loadstring", "loadfile", "dofile",
"require", "setmetatable", "getmetatable", "rawget", "rawset",
"rawequal", "rawlen", "gcinfo", "collectgarbage", "newproxy"
};
foreach (string builtin in builtins)
{
if (pos + builtin.Length <= line.Length && line.Substring(pos, builtin.Length) == builtin)
{
char prevChar = pos > 0 ? line[pos - 1] : ' ';
char nextChar = pos + builtin.Length < line.Length ? line[pos + builtin.Length] : ' ';
if (!char.IsLetterOrDigit(prevChar) && !char.IsLetterOrDigit(nextChar) && prevChar != '_' && nextChar != '_')
{
return builtin;
}
}
}
return "";
}
private bool IsLuaFunctionCall(string line, int pos)
{
if (pos >= line.Length || !char.IsLetter(line[pos]) && line[pos] != '_') return false;
int endPos = pos;
while (endPos < line.Length && (char.IsLetterOrDigit(line[endPos]) || line[endPos] == '_'))
{
endPos++;
}
if (endPos < line.Length && line[endPos] == '(')
{
return true;
}
return false;
}
private string GetLuaFunctionName(string line, int pos)
{
int endPos = pos;
while (endPos < line.Length && (char.IsLetterOrDigit(line[endPos]) || line[endPos] == '_'))
{
endPos++;
}
return line.Substring(pos, endPos - pos);
}
// Insert a new line at the cursor. // Insert a new line at the cursor.
private void InsertLine() private void InsertLine()
{ {