Add script to trim whitespace

src/compiler/rules/pattern.cpp

@@ -12,14 +12,14 @@ namespace tree_sitter {
         using std::hash;
         using std::make_shared;
         using std::set;
-        
+
         class PatternParser {
         public:
             PatternParser(const string &input) :
                 input(input),
                 length(input.length()),
                 position(0) {}
-            
+
             rule_ptr rule() {
                 auto result = term();
                 while (has_more_input() && peek() == '|') {
@@ -28,7 +28,7 @@ namespace tree_sitter {
                 }
                 return result;
             }
-            
+
         private:
             rule_ptr term() {
                 rule_ptr result = factor();
@@ -36,7 +36,7 @@ namespace tree_sitter {
                     result = Seq::Build({ result, factor() });
                 return result;
             }
-            
+
             rule_ptr factor() {
                 rule_ptr result = atom();
                 if (has_more_input() && (peek() == '+')) {
@@ -45,7 +45,7 @@ namespace tree_sitter {
                 }
                 return result;
             }
-            
+
             rule_ptr atom() {
                 rule_ptr result;
                 switch (peek()) {
@@ -77,7 +77,7 @@ namespace tree_sitter {
                 }
                 return result;
             }
-            
+
             CharacterSet char_set() {
                 bool is_affirmative = true;
                 if (peek() == '^') {
@@ -89,7 +89,7 @@ namespace tree_sitter {
                     result.add_set(single_char());
                 return is_affirmative ? result : result.complement();
             }
-            
+
             CharacterSet single_char() {
                 CharacterSet value;
                 switch (peek()) {
@@ -112,7 +112,7 @@ namespace tree_sitter {
                 }
                 return value;
             }
-            
+
             CharacterSet escaped_char(char value) {
                 switch (value) {
                     case '\\':
@@ -128,52 +128,52 @@ namespace tree_sitter {
                         return CharacterSet();
                 }
             }
-            
+
             void next() {
                 position++;
             }
-            
+
             char peek() {
                 return input[position];
             }
-            
+
             bool has_more_input() {
                 return position < length;
             }
-            
+
             bool has_error() {
                 return error != "";
             }
-            
+
             string error;
             const string input;
             const size_t length;
             size_t position;
         };
-        
+
         Pattern::Pattern(const string &string) : value(string) {};
-        
+
         bool Pattern::operator==(tree_sitter::rules::Rule const &other) const {
             auto pattern = dynamic_cast<const Pattern *>(&other);
             return pattern && (pattern->value == value);
         }
-        
+
         size_t Pattern::hash_code() const {
             return hash<string>()(value);
         }
-        
+
         rule_ptr Pattern::copy() const {
             return std::make_shared<Pattern>(*this);
         }
-        
+
         string Pattern::to_string() const {
             return string("#<pattern '") + value + "'>";
         }
-        
+
         void Pattern::accept(Visitor &visitor) const {
             visitor.visit(this);
         }
-        
+
         rule_ptr Pattern::to_rule_tree() const {
             return PatternParser(value).rule();
         }