diff options
| author | bculkin2442 <bjculkin@mix.wvu.edu> | 2016-04-10 20:10:36 -0400 |
|---|---|---|
| committer | bculkin2442 <bjculkin@mix.wvu.edu> | 2016-04-10 20:10:36 -0400 |
| commit | bf726639e1bc70b30dc5e5ae2cf349a5bbdfb0ae (patch) | |
| tree | 0ebe89df2fe7f2b1c6ff9564959191e3ede2e002 /dice-lang/src/main/java/bjc/dicelang/ast/nodes | |
| parent | 90d1cc6c9f47f1b6f74fb57e07865795a46c23b8 (diff) | |
Moved things around for rewrite of AST mechanisms
Diffstat (limited to 'dice-lang/src/main/java/bjc/dicelang/ast/nodes')
6 files changed, 0 insertions, 441 deletions
diff --git a/dice-lang/src/main/java/bjc/dicelang/ast/nodes/DiceASTType.java b/dice-lang/src/main/java/bjc/dicelang/ast/nodes/DiceASTType.java deleted file mode 100644 index 9feb461..0000000 --- a/dice-lang/src/main/java/bjc/dicelang/ast/nodes/DiceASTType.java +++ /dev/null @@ -1,27 +0,0 @@ -package bjc.dicelang.ast.nodes; - -/** - * An enum to represent the type of node an AST node is - * - * @author ben - * - */ -public enum DiceASTType { - /** - * A node that contains a literal value - */ - LITERAL, - /** - * A node that contains an operator expression - */ - OPERATOR, - /** - * A node that contains a variable reference - */ - VARIABLE; - - @Override - public String toString() { - return this.name().toLowerCase(); - } -}
\ No newline at end of file diff --git a/dice-lang/src/main/java/bjc/dicelang/ast/nodes/IDiceASTNode.java b/dice-lang/src/main/java/bjc/dicelang/ast/nodes/IDiceASTNode.java deleted file mode 100644 index afa0bcd..0000000 --- a/dice-lang/src/main/java/bjc/dicelang/ast/nodes/IDiceASTNode.java +++ /dev/null @@ -1,23 +0,0 @@ -package bjc.dicelang.ast.nodes; - -/** - * The interface for a node in a dice AST - * - * @author ben - * - */ -public interface IDiceASTNode { - /** - * Check if this node represents an operator or not - * - * @return Whether or not this node represents an operator - */ - public boolean isOperator(); - - /** - * Get the type of AST node this node is - * - * @return The type of AST node this AST node is - */ - public DiceASTType getType(); -}
\ No newline at end of file diff --git a/dice-lang/src/main/java/bjc/dicelang/ast/nodes/LiteralDiceNode.java b/dice-lang/src/main/java/bjc/dicelang/ast/nodes/LiteralDiceNode.java deleted file mode 100644 index 1a6d2bf..0000000 --- a/dice-lang/src/main/java/bjc/dicelang/ast/nodes/LiteralDiceNode.java +++ /dev/null @@ -1,192 +0,0 @@ -package bjc.dicelang.ast.nodes; - -import org.apache.commons.lang3.StringUtils; - -import bjc.dicelang.ComplexDice; -import bjc.dicelang.CompoundDice; -import bjc.dicelang.IDiceExpression; -import bjc.dicelang.ScalarDie; -import bjc.utils.data.Pair; -import bjc.utils.parserutils.AST; - -/** - * A AST node that represents a literal value - * - * @author ben - * - */ -public class LiteralDiceNode implements IDiceASTNode { - private static boolean isValidInfixOperator(String dat, String op) { - return StringUtils.countMatches(dat, op) == 1 - && !dat.equalsIgnoreCase(op) && !dat.startsWith(op); - } - - /** - * The value contained by this node - */ - private String value; - - /** - * Create a new node with the given value - * - * @param data - * The value to be in this node - */ - public LiteralDiceNode(String data) { - this.value = data; - } - - /** - * Create a new node with the given value - * - * @param val - * The value for this node - */ - public LiteralDiceNode(int val) { - this(Integer.toString(val)); - } - - /* - * (non-Javadoc) - * - * @see java.lang.Object#equals(java.lang.Object) - */ - @Override - public boolean equals(Object obj) { - if (this == obj) { - return true; - } else if (obj == null) { - return false; - } else if (getClass() != obj.getClass()) { - return false; - } else { - LiteralDiceNode other = (LiteralDiceNode) obj; - - if (value == null) { - if (other.value != null) { - return false; - } - } else if (!value.equals(other.value)) { - return false; - } - - return true; - } - } - - /** - * Get the data stored in this AST node - * - * @return the data stored in this AST node - */ - public String getData() { - return value; - } - - @Override - public DiceASTType getType() { - return DiceASTType.LITERAL; - } - - /* - * (non-Javadoc) - * - * @see java.lang.Object#hashCode() - */ - @Override - public int hashCode() { - final int prime = 31; - int result = 1; - result = prime * result + ((value == null) ? 0 : value.hashCode()); - return result; - } - - @Override - public boolean isOperator() { - return false; - } - - /** - * Parse this node into an expression - * - * @return The node in expression form - */ - public IDiceExpression toExpression() { - String literalData = this.getData(); - - if (LiteralDiceNode.isValidInfixOperator(literalData, "c")) { - String[] strangs = literalData.split("c"); - - return new CompoundDice(strangs); - } else if (LiteralDiceNode.isValidInfixOperator(literalData, - "d")) { - /* - * Handle dice groups - */ - return ComplexDice.fromString(literalData); - } else { - try { - return new ScalarDie(Integer.parseInt(literalData)); - } catch (NumberFormatException nfex) { - UnsupportedOperationException usex = new UnsupportedOperationException( - "Found malformed leaf token " + this); - - usex.initCause(nfex); - - throw usex; - } - } - } - - /** - * Parse this node into an expression - * - * @return The node as a pair of a sample value and the AST it - * represents - */ - public Pair<Integer, AST<IDiceASTNode>> toParseValue() { - AST<IDiceASTNode> returnedAST = new AST<>(this); - - IDiceExpression expression = toExpression(); - - return new Pair<>(expression.roll(), returnedAST); - } - - /* - * (non-Javadoc) - * - * @see java.lang.Object#toString() - */ - @Override - public String toString() { - return value; - } - - /** - * Check if this node represents a constant value - * - * @return Whether or not this node represents a constant value - */ - public boolean isConstant() { - try { - Integer.parseInt(value); - return true; - } catch (@SuppressWarnings("unused") NumberFormatException nfex) { - // We don't care about details - return false; - } - } - - /** - * Return the constant value this node represents - * - * @return The constant value of this node - * - * @throws NumberFormatException - * if you call this on a node that doesn't represent a - * constant value - */ - public int toConstant() { - return Integer.parseInt(value); - } -}
\ No newline at end of file diff --git a/dice-lang/src/main/java/bjc/dicelang/ast/nodes/OperatorDiceNode.java b/dice-lang/src/main/java/bjc/dicelang/ast/nodes/OperatorDiceNode.java deleted file mode 100644 index 2820cfb..0000000 --- a/dice-lang/src/main/java/bjc/dicelang/ast/nodes/OperatorDiceNode.java +++ /dev/null @@ -1,92 +0,0 @@ -package bjc.dicelang.ast.nodes; - -// The following classes need to be changed upon addition of a new operator -// 1. DiceASTExpression -// 2. DiceASTFlattener -// 3. DiceASTParser -/** - * A node that represents an operator - * - * @author ben - * - */ -public enum OperatorDiceNode implements IDiceASTNode { - /** - * Represents adding two nodes - */ - ADD, - /** - * Represents assigning one node to another - */ - ASSIGN, - /** - * Representings combining two node values together - */ - COMPOUND, - /** - * Represents dividing two nodes - */ - DIVIDE, - /** - * Represents using one node a variable number of times - */ - GROUP, - /** - * Represents multiplying two nodes - */ - MULTIPLY, - /** - * Represents subtracting two nodes - */ - SUBTRACT, - /** - * Represents executing one statement in the context of the other - */ - LET; - - /** - * Create a operator node from a string - * - * @param s - * The string to convert to a node - * @return The operator corresponding to the node - */ - public static OperatorDiceNode fromString(String s) { - switch (s) { - case ":=": - return ASSIGN; - case "+": - return ADD; - case "-": - return SUBTRACT; - case "*": - return MULTIPLY; - case "/": - return DIVIDE; - case "d": - return GROUP; - case "c": - return COMPOUND; - case "->": - return LET; - default: - throw new IllegalArgumentException( - s + " is not a valid operator node"); - } - } - - @Override - public DiceASTType getType() { - return DiceASTType.OPERATOR; - } - - /* - * (non-Javadoc) - * - * @see bjc.utils.dice.ast.IDiceASTNode#isOperator() - */ - @Override - public boolean isOperator() { - return true; - } -} diff --git a/dice-lang/src/main/java/bjc/dicelang/ast/nodes/VariableDiceNode.java b/dice-lang/src/main/java/bjc/dicelang/ast/nodes/VariableDiceNode.java deleted file mode 100644 index 29fd483..0000000 --- a/dice-lang/src/main/java/bjc/dicelang/ast/nodes/VariableDiceNode.java +++ /dev/null @@ -1,101 +0,0 @@ -package bjc.dicelang.ast.nodes; - -/** - * A node that represents a variable reference - * - * @author ben - * - */ -public class VariableDiceNode implements IDiceASTNode { - /** - * The variable referenced by this node - */ - private String variableName; - - /** - * Create a new node representing the specified variable - * - * @param varName - * The name of the variable being referenced - */ - public VariableDiceNode(String varName) { - this.variableName = varName; - } - - /* - * (non-Javadoc) - * - * @see java.lang.Object#equals(java.lang.Object) - */ - @Override - public boolean equals(Object obj) { - // Handle special cases - if (this == obj) { - return true; - } else if (obj == null) { - return false; - } else if (getClass() != obj.getClass()) { - return false; - } else { - VariableDiceNode other = (VariableDiceNode) obj; - - if (variableName == null) { - if (other.variableName != null) { - return false; - } - } else if (!variableName.equals(other.variableName)) { - return false; - } - - return true; - } - } - - @Override - public DiceASTType getType() { - return DiceASTType.VARIABLE; - } - - /** - * Get the variable referenced by this AST node - * - * @return the variable referenced by this AST node - */ - public String getVariable() { - return variableName; - } - - /* - * (non-Javadoc) - * - * @see java.lang.Object#hashCode() - */ - @Override - public int hashCode() { - final int prime = 31; - int result = 1; - result = prime * result - + ((variableName == null) ? 0 : variableName.hashCode()); - return result; - } - - /* - * (non-Javadoc) - * - * @see bjc.utils.dice.ast.IDiceASTNode#isOperator() - */ - @Override - public boolean isOperator() { - return false; - } - - /* - * (non-Javadoc) - * - * @see java.lang.Object#toString() - */ - @Override - public String toString() { - return variableName; - } -}
\ No newline at end of file diff --git a/dice-lang/src/main/java/bjc/dicelang/ast/nodes/package-info.java b/dice-lang/src/main/java/bjc/dicelang/ast/nodes/package-info.java deleted file mode 100644 index 97f1990..0000000 --- a/dice-lang/src/main/java/bjc/dicelang/ast/nodes/package-info.java +++ /dev/null @@ -1,6 +0,0 @@ -/** - * This package contains the various Node types in the Dice AST - * @author ben - * - */ -package bjc.dicelang.ast.nodes;
\ No newline at end of file |
