/[svn]/linuxsampler/trunk/src/ls_instr_script.cpp
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Diff of /linuxsampler/trunk/src/ls_instr_script.cpp

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revision 2884 by persson, Sun Aug 23 06:14:00 2015 UTC revision 2885 by schoenebeck, Fri Apr 22 15:37:45 2016 UTC
# Line 1  Line 1 
1  /*  /*
2   * Copyright (c) 2014-2015 Christian Schoenebeck   * Copyright (c) 2014-2016 Christian Schoenebeck
3   *   *
4   * http://www.linuxsampler.org   * http://www.linuxsampler.org
5   *   *
# Line 36  using namespace std; Line 36  using namespace std;
36  static void printUsage() {  static void printUsage() {
37      cout << "ls_instr_script - Parse real-time instrument script from stdin." << endl;      cout << "ls_instr_script - Parse real-time instrument script from stdin." << endl;
38      cout << endl;      cout << endl;
39      cout << "Usage: ls_instr_script ENGINE" << endl;      cout << "Usage: ls_instr_script ENGINE [OPTIONS]" << endl;
40      cout << endl;      cout << endl;
41      cout << "    ENGINE\n";      cout << "    ENGINE\n";
42      cout << "        Either \"core\", \"gig\", \"sf2\" or \"sfz\"." << endl;      cout << "        Either \"core\", \"gig\", \"sf2\" or \"sfz\"." << endl;
43      cout << endl;      cout << endl;
44        cout << "    OPTIONS" << endl;
45        cout << "        --syntax | -s" << endl;
46        cout << "            Prints the script to stdout with colored syntax highlighting" << endl;
47        cout << "            and exits immediately." << endl;
48        cout << endl;
49        cout << "        --debug-syntax | -ds" << endl;
50        cout << "            Prints a debugging representation (of the syntax" << endl;
51        cout << "            highlighting backend) of the parsed script to stdout and exits" << endl;
52        cout << "            immediately." << endl;
53        cout << endl;
54      cout << "If you pass \"core\" as argument, only the core language built-in" << endl;      cout << "If you pass \"core\" as argument, only the core language built-in" << endl;
55      cout << "variables and functions are available. However in this particular" << endl;      cout << "variables and functions are available. However in this particular" << endl;
56      cout << "mode the program will not just parse the given script, but also" << endl;      cout << "mode the program will not just parse the given script, but also" << endl;
# Line 51  static void printUsage() { Line 61  static void printUsage() {
61      cout << endl;      cout << endl;
62  }  }
63    
64    static void printCodeWithSyntaxHighlighting(ScriptVM* vm);
65    static void dumpSyntaxHighlighting(ScriptVM* vm);
66    
67  int main(int argc, char *argv[]) {  int main(int argc, char *argv[]) {
68      if (argc < 2) {      if (argc < 2) {
69          printUsage();          printUsage();
# Line 73  int main(int argc, char *argv[]) { Line 86  int main(int argc, char *argv[]) {
86          return -1;          return -1;
87      }      }
88    
89        // validate & parse arguments provided to this program
90        for (int iArg = 2; iArg < argc; ++iArg) {
91            const string opt = argv[iArg];
92            if (opt == "--") { // common for all command line tools: separator between initial option arguments and i.e. subsequent file arguments
93                iArg++;
94                break;
95            }
96            if (opt.substr(0, 1) != "-") break;
97    
98            if (opt == "-s" || opt == "--syntax") {
99                printCodeWithSyntaxHighlighting(vm);
100                return 0;
101            } else if (opt == "-ds" || opt == "--debug-syntax") {
102                dumpSyntaxHighlighting(vm);
103                return 0;
104            } else {
105                cerr << "Unknown option '" << opt << "'" << endl;
106                cerr << endl;
107                printUsage();
108                return -1;
109            }
110        }
111    
112      VMParserContext* parserContext = vm->loadScript(&std::cin);      VMParserContext* parserContext = vm->loadScript(&std::cin);
113    
114      std::vector<ParserIssue> errors = parserContext->errors();      std::vector<ParserIssue> errors = parserContext->errors();
# Line 148  int main(int argc, char *argv[]) { Line 184  int main(int argc, char *argv[]) {
184    
185      return 0;      return 0;
186  }  }
187    
188    static void printCodeWithSyntaxHighlighting(ScriptVM* vm) {
189        vector<VMSourceToken> tokens = vm->syntaxHighlighting(&std::cin);
190    
191        for (int i = 0; i < tokens.size(); ++i) {
192            const VMSourceToken& token = tokens[i];
193    
194            CFmt fmt;
195            if (token.isKeyword()) {
196                fmt.bold();
197            } else if (token.isVariableName()) {
198                fmt.magenta();
199            } else if (token.isIdentifier()) {
200                if (token.isEventHandlerName()) {
201                    fmt.bold();
202                    fmt.cyan();
203                } else { // a function ...
204                    fmt.cyan();
205                }
206            } else if (token.isNumberLiteral()) {
207                fmt.yellow();
208            } else if (token.isStringLiteral()) {
209                fmt.red();
210            } else if (token.isComment()) {
211                fmt.blue();
212            } else if (token.isPreprocessor()) {
213                fmt.green();
214            } else if (token.isNewLine()) {
215            }
216    
217            printf("%s", token.text().c_str());
218            fflush(stdout);
219        }
220    }
221    
222    static void dumpSyntaxHighlighting(ScriptVM* vm) {
223        vector<VMSourceToken> tokens = vm->syntaxHighlighting(&std::cin);
224    
225        for (int i = 0; i < tokens.size(); ++i) {
226            const VMSourceToken& token = tokens[i];
227            const char* type = "OTHER";
228            if (token.isKeyword()) {
229                type = "KEYWORD";
230            } else if (token.isVariableName()) {
231                type = "VARIABLE";
232            } else if (token.isIdentifier()) {
233                if (token.isEventHandlerName()) {
234                    type = "HANDLER_NAME";
235                } else { // a function ...
236                    type = "FUNCTION";
237                }
238            } else if (token.isNumberLiteral()) {
239                type = "NUMBER";
240            } else if (token.isStringLiteral()) {
241                type = "STRING";
242            } else if (token.isComment()) {
243                type = "COMMENT";
244            } else if (token.isPreprocessor()) {
245                type = "PREPROC";
246            } else if (token.isNewLine()) {
247                type = "NL";
248            }
249            printf("L%d,C%d: %s \"%s\"\n", token.firstLine(), token.firstColumn(), type, token.text().c_str());
250        }
251    }
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