Package reorganization

1 files changed, 245 insertions, 0 deletions

diff --git a/dice-lang/src/bjc/dicelang/Errors.java b/dice-lang/src/bjc/dicelang/Errors.java
new file mode 100644
index 0000000..e6a825c
--- /dev/null
+++ b/dice-lang/src/bjc/dicelang/Errors.java
@@ -0,0 +1,245 @@
+package bjc.dicelang;
+
+public class Errors {
+	public static enum ErrorKey {
+		// Define Errors
+		// Incorrect define guard syntax
+		EK_DFN_PREDSYN,
+		// Incorrect define search syntax
+		EK_DFN_SRCSYN,
+		// Recursive define recursed too many times
+		EK_DFN_RECUR,
+
+		// Console Errors
+		// Unknown console pragma
+		EK_CONS_INVPRAG,
+		// Improperly formatted define
+		EK_CONS_INVDEFINE,
+
+		// Language Engine Errors
+		// Found closing doublebrace w/out opening doublebrace
+		EK_ENG_NOOPENING,
+		// Reached end of command w/out balanced doublebraces
+		EK_ENG_NOCLOSING,
+		
+		// Tokenizer Errors
+		// Found an unexpected grouping token
+		EK_TOK_UNGROUP,
+		// Invalid base for a flexadecimal number
+		EK_TOK_INVBASE,
+		// Invalid flexadecimal number in a given base
+		EK_TOK_INVFLEX,
+		
+		// Evaluator Errors
+		// Unknown node type
+		EK_EVAL_INVNODE,
+		// Incorrect # of args to binary operator
+		EK_EVAL_INVBIN,
+		// Incorrect # of args to unary operator
+		EK_EVAL_INVUNARY,
+		// Unknown binary operator
+		EK_EVAL_UNBIN,
+		// Unknown unary operator
+		EK_EVAL_UNUNARY,
+		// Math on strings doesn't work
+		EK_EVAL_STRINGMATH,
+		// Attempted divide by zero
+		EK_EVAL_DIVZERO,
+		// Attempted to divide dice
+		EK_EVAL_DIVDICE,
+		// Unknown math operator
+		EK_EVAL_UNMATH,
+		// Unknown token reference
+		EK_EVAL_UNTOK,
+		// Unknown dice operator
+		EK_EVAL_UNDICE,
+		// Incorrect type to dice group operator
+		EK_EVAL_INVDGROUP,
+		// Incorrect type to other dice operator
+		EK_EVAL_INVDICE,
+		// Mismatched types to math operator
+		EK_EVAL_MISMATH,
+
+		// Parser Error
+		// Group closing where there couldn't be an opener
+		EK_PARSE_NOCLOSE,
+		// Group closing without group opener
+		EK_PARSE_UNCLOSE,
+		// Incorrect # of arguments to binary operator
+		EK_PARSE_BINARY,
+		// Not enough operands to binary operator
+		EK_PARSE_UNOPERAND,
+		// Unrecognized token type
+		EK_PARSE_INVTOKEN,
+
+		// Shunter Error
+		// Unary operator expected a operand, but got an operator
+		EK_SHUNT_NOTADV,
+		// Unary operator expected an operator, but got an operand
+		EK_SHUNT_NOTADJ,
+		// Unary operator expected an operator, but didn't find one
+		EK_SHUNT_NOOP,
+		// Asked for opening grouping operator, but couldn't find one
+		EK_SHUNT_NOGROUP,
+		// No group for group seperator to attach to
+		EK_SHUNT_INVSEP,
+
+		// Stream Errors
+		// Attempted to switch to a non-existant stream
+		EK_STRM_NONEX,
+		// Can't delete the last stream
+		EK_STRM_LAST,
+		// Unknown stream command
+		EK_STRM_INVCOM,
+
+	}
+
+	public static enum ErrorMode {
+		WIZARD, DEV
+	}
+
+	private ErrorMode mode;
+
+	public void printError(ErrorKey key, String... args) {
+		switch(mode) {
+			case WIZARD:
+				System.out.println("\t? " + key.ordinal());
+				break;
+			case DEV:
+				devError(key, args);
+				break;
+			default:
+				System.out.println("\tERROR ERROR: Unknown error mode " + mode);
+		}
+	}
+
+	private void devError(ErrorKey key, String[] args) {
+		switch(key) {
+			case EK_DFN_PREDSYN:
+				System.out.printf("\tERROR: Incorrect define guard syntax %s\n", args[0]);
+				break;
+			case EK_DFN_SRCSYN:
+				System.out.printf("\tERROR: Incorrect define match syntax %s\n", args[0]);
+				break;
+			case EK_DFN_RECUR:
+				System.out.printf("\tERROR: Recursive define didn't converge after %s iterations."
+						+ " Original string was %s, last iteration was %s\n",
+						args[0], args[1], args[2]);
+				break;
+			case EK_CONS_INVPRAG:
+				System.out.printf("\tERROR: Unknown pragma %s\n", args[0]);
+				break;
+			case EK_CONS_INVDEFINE:
+				System.out.printf("\tERROR: Improperly formatted define %s\n", args[0]);
+				break;
+			case EK_ENG_NOOPENING:
+				System.out.printf("\tERROR: Encountered closing doublebrace without"
+						+ " matching opening doublebrace\n");
+				break;
+			case EK_ENG_NOCLOSING:
+				System.out.printf("\tERROR: Reached end of string before closing doublebrace was found\n");
+				break;
+			case EK_TOK_UNGROUP:
+				System.out.printf("\tERROR: Unrecognized grouping token %s\n", args[0]);
+				break;
+			case EK_TOK_INVBASE:
+				System.out.printf("\tERROR: Invalid flexadecimal base %s\n", args[0]);
+				break;
+			case EK_TOK_INVFLEX:
+				System.out.printf("\tERROR: Invalid flexadecimal number %s in base %s\n", args[0], args[1]);
+				break;
+			case EK_EVAL_INVNODE:
+				System.out.printf("\tERROR: Unknown node in evaluator: %s\n", args[0]);
+				break;
+			case EK_EVAL_INVBIN:
+				System.out.printf("\tERROR: Binary operators take 2 operand, not %s\n"
+						+ "\tProblem node is %s\n", args[0], args[1]);
+				break;
+			case EK_EVAL_UNBIN:
+				System.out.printf("\tERROR: Unknown binary operator %s\n", args[0]);
+				break;
+			case EK_EVAL_STRINGMATH:
+				System.out.printf("\tERROR: Math operators don't work on strings\n");
+				break;
+			case EK_EVAL_DIVZERO:
+				System.out.printf("\tERROR: Attempted divide by zero\n");
+				break;
+			case EK_EVAL_DIVDICE:
+				System.out.printf("\tERROR: Dice cannot be divided\n");
+				break;
+			case EK_EVAL_UNMATH:
+				System.out.printf("\tERROR: Unknown math binary operator: %s\n", args[0]);
+				break;
+			case EK_EVAL_UNTOK:
+				System.out.printf("\tERROR: Unknown token ref %s\n", args[0]);
+				break;
+			case EK_EVAL_UNDICE:
+				System.out.printf("\tERROR: Unknown dice operator %s\n", args[0]);
+				break;
+			case EK_EVAL_INVDGROUP:
+				System.out.printf("\tERROR: Dice group operator expects scalar dice or integers,"
+						+ " not %s\n", args[0]);
+				break;
+			case EK_EVAL_INVDICE:
+				System.out.printf("\tERROR: Dice operators expect scalar dice, not %s\n", args[0]);
+				break;
+			case EK_EVAL_MISMATH:
+				System.out.printf("\tERROR: Math operators expect two operands of the same type\n");
+				break;
+			case EK_PARSE_NOCLOSE:
+				System.out.printf("\tERROR: Group closing with no possible group opener\n");
+				break;
+			case EK_PARSE_UNCLOSE:
+				System.out.printf("\tERROR: Found group closer without opener: (closing was %s"
+						+ ", expected %s)\n", args[0], args[1]);
+				break;
+			case EK_PARSE_BINARY:
+				System.out.printf("\tERROR: Expected at least two operands\n");
+				break;
+			case EK_PARSE_UNOPERAND:
+				System.out.printf("\tERROR: Operator %s expected more operands than provided\n", args[0]);
+				break;
+			case EK_PARSE_INVTOKEN:
+				System.out.printf("\tERROR: Unrecognized token type in parsing: %s\n", args[0]);
+				break;
+			case EK_SHUNT_NOTADV:
+				System.out.printf("\tERROR: Unary operator %s is an adjective, not an adverb. It can't be"
+						+ " applied to the operator %s\n", args[0], args[1]);
+				break;
+			case EK_SHUNT_NOTADJ:
+				System.out.printf("\tERROR: Unary operator %s is an adjective, not an adverb. It can't be"
+						+ " applied to the operator %s\n", args[0], args[1]);
+				break;
+			case EK_SHUNT_NOOP:
+				System.out.printf("\tERROR: Unary operator %s is an adverb, but there is no operator"
+						+ " to apply it to\n", args[0]);
+				break;
+			case EK_SHUNT_NOGROUP:
+				System.out.printf("\tERROR: Couldn't find matching grouping %s (expected %s)\n",
+						args[0], args[1]);
+				break;
+			case EK_SHUNT_INVSEP:
+				System.out.printf("\tERROR: Couldn't find grouper for group seperator to attach to\n");
+				break;
+			case EK_STRM_NONEX:
+				System.out.printf("\tERROR: Attempted to switch to non-existent stream\n");
+				break;
+			case EK_STRM_LAST:
+				System.out.printf("\tERROR: Cannot delete last stream\n");
+				break;
+			case EK_STRM_INVCOM:
+				System.out.printf("\tERROR: Unknown stream control command %s\n", args[0]);
+				break;
+			default:
+				System.out.printf("\tERROR ERROR: Unknown error key %s\n", key);
+		}
+	}
+
+	public final static Errors inst;
+
+	static {
+		inst = new Errors();
+
+		inst.mode = ErrorMode.DEV;
+	}
+}