95 lines
2.1 KiB
D
95 lines
2.1 KiB
D
/**
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* Commands
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*
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* All command-line arguments and their impementations
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*/
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module commandline.commands;
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import jcli;
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import std.stdio;
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import compiler.compiler : beginCompilation;
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import std.exception : ErrnoException;
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import compiler.lexer : Lexer;
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// import jcli.cli;
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@Command("help", "Shows the help screen")
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struct helpCommand
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{
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/* TODO: Add missing implementation for this */
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void onExecute()
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{
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}
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}
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/**
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* Compile the given source file from start to finish
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*/
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@Command("compile", "Compiles the given file(s)")
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struct compileCommand
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{
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@ArgPositional("source file", "The source file to compile")
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string sourceFile;
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// @CommandRawListArg
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// string[] d;
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// TODO: Get array
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void onExecute()
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{
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writeln("Compiling source file: "~sourceFile);
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/* TODO: Read file */
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string sourceCode = "";
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beginCompilation([sourceFile]);
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}
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}
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/**
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* Only perform tokenization of the given source files
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*/
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@Command("lex", "Performs tokenization of the given file(s)")
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struct lexCommand
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{
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@ArgPositional("source file", "The source file to compile")
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string sourceFile;
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void onExecute()
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{
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writeln("Performing tokenization on file: "~sourceFile);
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try
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{
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/* Read the source file's data */
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File file;
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file.open(sourceFile, "r");
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ulong fSize = file.size();
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byte[] data;
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data.length = fSize;
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data = file.rawRead(data);
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string sourceText = cast(string)data;
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/* Begin lexing process */
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Lexer lexer = new Lexer(sourceText);
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if(lexer.performLex())
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{
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writeln("=== Tokens ===\n");
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writeln(lexer.getTokens());
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}
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else
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{
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/* TODO: Is the lexer.performLex() return value used? */
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writeln("There was an error whilst performing tokenization");
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}
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}
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catch(ErrnoException e)
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{
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/* TODO: Use gogga error */
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writeln("Could not open source file "~sourceFile);
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}
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}
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} |