Java Code Examples for com.google.javascript.rhino.Token#IN
The following examples show how to use
com.google.javascript.rhino.Token#IN .
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Example 1
| Source File: jKali_003_t.java From coming with MIT License | 6 votes |
|
static boolean isBooleanResultHelper(Node n) {
switch (n.getType()) {
// Primitives
case Token.TRUE:
case Token.FALSE:
// Comparisons
case Token.EQ:
case Token.NE:
case Token.SHEQ:
case Token.SHNE:
case Token.LT:
case Token.GT:
case Token.LE:
case Token.GE:
// Queries
case Token.IN:
case Token.INSTANCEOF:
// Inversion
case Token.NOT:
// delete operator returns a boolean.
case Token.DELPROP:
return true;
default:
return false;
}
}
Example 2
| Source File: Closure_61_NodeUtil_t.java From coming with MIT License | 6 votes |
|
static boolean isBooleanResultHelper(Node n) {
switch (n.getType()) {
// Primitives
case Token.TRUE:
case Token.FALSE:
// Comparisons
case Token.EQ:
case Token.NE:
case Token.SHEQ:
case Token.SHNE:
case Token.LT:
case Token.GT:
case Token.LE:
case Token.GE:
// Queryies
case Token.IN:
case Token.INSTANCEOF:
// Inversion
case Token.NOT:
// delete operator returns a boolean.
case Token.DELPROP:
return true;
default:
return false;
}
}
Example 3
| Source File: Cardumen_0014_s.java From coming with MIT License | 6 votes |
|
static boolean isBooleanResultHelper(Node n) {
switch (n.getType()) {
// Primitives
case Token.TRUE:
case Token.FALSE:
// Comparisons
case Token.EQ:
case Token.NE:
case Token.SHEQ:
case Token.SHNE:
case Token.LT:
case Token.GT:
case Token.LE:
case Token.GE:
// Queries
case Token.IN:
case Token.INSTANCEOF:
// Inversion
case Token.NOT:
// delete operator returns a boolean.
case Token.DELPROP:
return true;
default:
return false;
}
}
Example 4
| Source File: Closure_77_CodeGenerator_t.java From coming with MIT License | 5 votes |
|
private void addExpr(Node n, int minPrecedence, Context context) {
if ((NodeUtil.precedence(n.getType()) < minPrecedence) ||
((context == Context.IN_FOR_INIT_CLAUSE) &&
(n.getType() == Token.IN))){
add("(");
add(n, clearContextForNoInOperator(context));
add(")");
} else {
add(n, context);
}
}
Example 5
| Source File: Closure_65_CodeGenerator_s.java From coming with MIT License | 5 votes |
|
private void addExpr(Node n, int minPrecedence, Context context) {
if ((NodeUtil.precedence(n.getType()) < minPrecedence) ||
((context == Context.IN_FOR_INIT_CLAUSE) &&
(n.getType() == Token.IN))){
add("(");
add(n, clearContextForNoInOperator(context));
add(")");
} else {
add(n, context);
}
}
Example 6
| Source File: Cardumen_0014_s.java From coming with MIT License | 4 votes |
|
/**
* Converts an operator's token value (see {@link Token}) to a string
* representation.
*
* @param operator the operator's token value to convert
* @return the string representation or {@code null} if the token value is
* not an operator
*/
static String opToStr(int operator) {
switch (operator) {
case Token.BITOR: return "|";
case Token.OR: return "||";
case Token.BITXOR: return "^";
case Token.AND: return "&&";
case Token.BITAND: return "&";
case Token.SHEQ: return "===";
case Token.EQ: return "==";
case Token.NOT: return "!";
case Token.NE: return "!=";
case Token.SHNE: return "!==";
case Token.LSH: return "<<";
case Token.IN: return "in";
case Token.LE: return "<=";
case Token.LT: return "<";
case Token.URSH: return ">>>";
case Token.RSH: return ">>";
case Token.GE: return ">=";
case Token.GT: return ">";
case Token.MUL: return "*";
case Token.DIV: return "/";
case Token.MOD: return "%";
case Token.BITNOT: return "~";
case Token.ADD: return "+";
case Token.SUB: return "-";
case Token.POS: return "+";
case Token.NEG: return "-";
case Token.ASSIGN: return "=";
case Token.ASSIGN_BITOR: return "|=";
case Token.ASSIGN_BITXOR: return "^=";
case Token.ASSIGN_BITAND: return "&=";
case Token.ASSIGN_LSH: return "<<=";
case Token.ASSIGN_RSH: return ">>=";
case Token.ASSIGN_URSH: return ">>>=";
case Token.ASSIGN_ADD: return "+=";
case Token.ASSIGN_SUB: return "-=";
case Token.ASSIGN_MUL: return "*=";
case Token.ASSIGN_DIV: return "/=";
case Token.ASSIGN_MOD: return "%=";
case Token.VOID: return "void";
case Token.TYPEOF: return "typeof";
case Token.INSTANCEOF: return "instanceof";
default: return null;
}
}
Example 7
| Source File: Cardumen_00149_s.java From coming with MIT License | 4 votes |
|
/**
* @param locals A predicate to apply to unknown local values.
* @return Whether the node is known to be a value that is not a reference
* outside the expression scope.
*/
static boolean evaluatesToLocalValue(Node value, Predicate<Node> locals) {
switch (value.getType()) {
case Token.ASSIGN:
// A result that is aliased by a non-local name, is the effectively the
// same as returning a non-local name, but this doesn't matter if the
// value is immutable.
return NodeUtil.isImmutableValue(value.getLastChild())
|| (locals.apply(value)
&& evaluatesToLocalValue(value.getLastChild(), locals));
case Token.COMMA:
return evaluatesToLocalValue(value.getLastChild(), locals);
case Token.AND:
case Token.OR:
return evaluatesToLocalValue(value.getFirstChild(), locals)
&& evaluatesToLocalValue(value.getLastChild(), locals);
case Token.HOOK:
return evaluatesToLocalValue(value.getFirstChild().getNext(), locals)
&& evaluatesToLocalValue(value.getLastChild(), locals);
case Token.INC:
case Token.DEC:
if (value.getBooleanProp(Node.INCRDECR_PROP)) {
return evaluatesToLocalValue(value.getFirstChild(), locals);
} else {
return true;
}
case Token.THIS:
return locals.apply(value);
case Token.NAME:
return isImmutableValue(value) || locals.apply(value);
case Token.GETELEM:
case Token.GETPROP:
// There is no information about the locality of object properties.
return locals.apply(value);
case Token.CALL:
return callHasLocalResult(value)
|| isToStringMethodCall(value)
|| locals.apply(value);
case Token.NEW:
return newHasLocalResult(value)
|| locals.apply(value);
case Token.FUNCTION:
case Token.REGEXP:
case Token.ARRAYLIT:
case Token.OBJECTLIT:
// Literals objects with non-literal children are allowed.
return true;
case Token.DELPROP:
case Token.IN:
// TODO(johnlenz): should IN operator be included in #isSimpleOperator?
return true;
default:
// Other op force a local value:
// x = '' + g (x is now an local string)
// x -= g (x is now an local number)
if (isAssignmentOp(value)
|| isSimpleOperator(value)
|| isImmutableValue(value)) {
return true;
}
throw new IllegalStateException(
"Unexpected expression node" + value +
"\n parent:" + value.getParent());
}
}
Example 8
| Source File: jMutRepair_003_s.java From coming with MIT License | 4 votes |
|
static int precedence(int type) {
switch (type) {
case Token.COMMA: return 0;
case Token.ASSIGN_BITOR:
case Token.ASSIGN_BITXOR:
case Token.ASSIGN_BITAND:
case Token.ASSIGN_LSH:
case Token.ASSIGN_RSH:
case Token.ASSIGN_URSH:
case Token.ASSIGN_ADD:
case Token.ASSIGN_SUB:
case Token.ASSIGN_MUL:
case Token.ASSIGN_DIV:
case Token.ASSIGN_MOD:
case Token.ASSIGN: return 1;
case Token.HOOK: return 2; // ?: operator
case Token.OR: return 3;
case Token.AND: return 4;
case Token.BITOR: return 5;
case Token.BITXOR: return 6;
case Token.BITAND: return 7;
case Token.EQ:
case Token.NE:
case Token.SHEQ:
case Token.SHNE: return 8;
case Token.LT:
case Token.GT:
case Token.LE:
case Token.GE:
case Token.INSTANCEOF:
case Token.IN: return 9;
case Token.LSH:
case Token.RSH:
case Token.URSH: return 10;
case Token.SUB:
case Token.ADD: return 11;
case Token.MUL:
case Token.MOD:
case Token.DIV: return 12;
case Token.INC:
case Token.DEC:
case Token.NEW:
case Token.DELPROP:
case Token.TYPEOF:
case Token.VOID:
case Token.NOT:
case Token.BITNOT:
case Token.POS:
case Token.NEG: return 13;
case Token.CALL:
case Token.GETELEM:
case Token.GETPROP:
// Data values
case Token.ARRAYLIT:
case Token.EMPTY: // TODO(johnlenz): remove this.
case Token.FALSE:
case Token.FUNCTION:
case Token.NAME:
case Token.NULL:
case Token.NUMBER:
case Token.OBJECTLIT:
case Token.REGEXP:
case Token.STRING:
case Token.STRING_KEY:
case Token.THIS:
case Token.TRUE:
return 15;
default: throw new Error("Unknown precedence for " +
Token.name(type) +
" (type " + type + ")");
}
}
Example 9
| Source File: Closure_80_NodeUtil_t.java From coming with MIT License | 4 votes |
|
static int precedence(int type) {
switch (type) {
case Token.COMMA: return 0;
case Token.ASSIGN_BITOR:
case Token.ASSIGN_BITXOR:
case Token.ASSIGN_BITAND:
case Token.ASSIGN_LSH:
case Token.ASSIGN_RSH:
case Token.ASSIGN_URSH:
case Token.ASSIGN_ADD:
case Token.ASSIGN_SUB:
case Token.ASSIGN_MUL:
case Token.ASSIGN_DIV:
case Token.ASSIGN_MOD:
case Token.ASSIGN: return 1;
case Token.HOOK: return 2; // ?: operator
case Token.OR: return 3;
case Token.AND: return 4;
case Token.BITOR: return 5;
case Token.BITXOR: return 6;
case Token.BITAND: return 7;
case Token.EQ:
case Token.NE:
case Token.SHEQ:
case Token.SHNE: return 8;
case Token.LT:
case Token.GT:
case Token.LE:
case Token.GE:
case Token.INSTANCEOF:
case Token.IN: return 9;
case Token.LSH:
case Token.RSH:
case Token.URSH: return 10;
case Token.SUB:
case Token.ADD: return 11;
case Token.MUL:
case Token.MOD:
case Token.DIV: return 12;
case Token.INC:
case Token.DEC:
case Token.NEW:
case Token.DELPROP:
case Token.TYPEOF:
case Token.VOID:
case Token.NOT:
case Token.BITNOT:
case Token.POS:
case Token.NEG: return 13;
case Token.ARRAYLIT:
case Token.CALL:
case Token.EMPTY:
case Token.FALSE:
case Token.FUNCTION:
case Token.GETELEM:
case Token.GETPROP:
case Token.GET_REF:
case Token.IF:
case Token.LP:
case Token.NAME:
case Token.NULL:
case Token.NUMBER:
case Token.OBJECTLIT:
case Token.REGEXP:
case Token.RETURN:
case Token.STRING:
case Token.THIS:
case Token.TRUE:
return 15;
default: throw new Error("Unknown precedence for " +
Node.tokenToName(type) +
" (type " + type + ")");
}
}
Example 10
| Source File: Closure_60_NodeUtil_s.java From coming with MIT License | 4 votes |
|
/**
* @param locals A predicate to apply to unknown local values.
* @return Whether the node is known to be a value that is not a reference
* outside the expression scope.
*/
static boolean evaluatesToLocalValue(Node value, Predicate<Node> locals) {
switch (value.getType()) {
case Token.ASSIGN:
// A result that is aliased by a non-local name, is the effectively the
// same as returning a non-local name, but this doesn't matter if the
// value is immutable.
return NodeUtil.isImmutableValue(value.getLastChild())
|| (locals.apply(value)
&& evaluatesToLocalValue(value.getLastChild(), locals));
case Token.COMMA:
return evaluatesToLocalValue(value.getLastChild(), locals);
case Token.AND:
case Token.OR:
return evaluatesToLocalValue(value.getFirstChild(), locals)
&& evaluatesToLocalValue(value.getLastChild(), locals);
case Token.HOOK:
return evaluatesToLocalValue(value.getFirstChild().getNext(), locals)
&& evaluatesToLocalValue(value.getLastChild(), locals);
case Token.INC:
case Token.DEC:
if (value.getBooleanProp(Node.INCRDECR_PROP)) {
return evaluatesToLocalValue(value.getFirstChild(), locals);
} else {
return true;
}
case Token.THIS:
return locals.apply(value);
case Token.NAME:
return isImmutableValue(value) || locals.apply(value);
case Token.GETELEM:
case Token.GETPROP:
// There is no information about the locality of object properties.
return locals.apply(value);
case Token.CALL:
return callHasLocalResult(value)
|| isToStringMethodCall(value)
|| locals.apply(value);
case Token.NEW:
return newHasLocalResult(value)
|| locals.apply(value);
case Token.FUNCTION:
case Token.REGEXP:
case Token.ARRAYLIT:
case Token.OBJECTLIT:
// Literals objects with non-literal children are allowed.
return true;
case Token.DELPROP:
case Token.IN:
// TODO(johnlenz): should IN operator be included in #isSimpleOperator?
return true;
default:
// Other op force a local value:
// x = '' + g (x is now an local string)
// x -= g (x is now an local number)
if (isAssignmentOp(value)
|| isSimpleOperator(value)
|| isImmutableValue(value)) {
return true;
}
throw new IllegalStateException(
"Unexpected expression node" + value +
"\n parent:" + value.getParent());
}
}
Example 11
| Source File: Cardumen_00200_t.java From coming with MIT License | 4 votes |
|
/**
* Converts an operator's token value (see {@link Token}) to a string
* representation.
*
* @param operator the operator's token value to convert
* @return the string representation or {@code null} if the token value is
* not an operator
*/
static String opToStr(int operator) {
switch (operator) {
case Token.BITOR: return "|";
case Token.OR: return "||";
case Token.BITXOR: return "^";
case Token.AND: return "&&";
case Token.BITAND: return "&";
case Token.SHEQ: return "===";
case Token.EQ: return "==";
case Token.NOT: return "!";
case Token.NE: return "!=";
case Token.SHNE: return "!==";
case Token.LSH: return "<<";
case Token.IN: return "in";
case Token.LE: return "<=";
case Token.LT: return "<";
case Token.URSH: return ">>>";
case Token.RSH: return ">>";
case Token.GE: return ">=";
case Token.GT: return ">";
case Token.MUL: return "*";
case Token.DIV: return "/";
case Token.MOD: return "%";
case Token.BITNOT: return "~";
case Token.ADD: return "+";
case Token.SUB: return "-";
case Token.POS: return "+";
case Token.NEG: return "-";
case Token.ASSIGN: return "=";
case Token.ASSIGN_BITOR: return "|=";
case Token.ASSIGN_BITXOR: return "^=";
case Token.ASSIGN_BITAND: return "&=";
case Token.ASSIGN_LSH: return "<<=";
case Token.ASSIGN_RSH: return ">>=";
case Token.ASSIGN_URSH: return ">>>=";
case Token.ASSIGN_ADD: return "+=";
case Token.ASSIGN_SUB: return "-=";
case Token.ASSIGN_MUL: return "*=";
case Token.ASSIGN_DIV: return "/=";
case Token.ASSIGN_MOD: return "%=";
case Token.VOID: return "void";
case Token.TYPEOF: return "typeof";
case Token.INSTANCEOF: return "instanceof";
default: return null;
}
}
Example 12
| Source File: Closure_94_NodeUtil_s.java From coming with MIT License | 4 votes |
|
/**
* Converts an operator's token value (see {@link Token}) to a string
* representation.
*
* @param operator the operator's token value to convert
* @return the string representation or {@code null} if the token value is
* not an operator
*/
static String opToStr(int operator) {
switch (operator) {
case Token.BITOR: return "|";
case Token.OR: return "||";
case Token.BITXOR: return "^";
case Token.AND: return "&&";
case Token.BITAND: return "&";
case Token.SHEQ: return "===";
case Token.EQ: return "==";
case Token.NOT: return "!";
case Token.NE: return "!=";
case Token.SHNE: return "!==";
case Token.LSH: return "<<";
case Token.IN: return "in";
case Token.LE: return "<=";
case Token.LT: return "<";
case Token.URSH: return ">>>";
case Token.RSH: return ">>";
case Token.GE: return ">=";
case Token.GT: return ">";
case Token.MUL: return "*";
case Token.DIV: return "/";
case Token.MOD: return "%";
case Token.BITNOT: return "~";
case Token.ADD: return "+";
case Token.SUB: return "-";
case Token.POS: return "+";
case Token.NEG: return "-";
case Token.ASSIGN: return "=";
case Token.ASSIGN_BITOR: return "|=";
case Token.ASSIGN_BITXOR: return "^=";
case Token.ASSIGN_BITAND: return "&=";
case Token.ASSIGN_LSH: return "<<=";
case Token.ASSIGN_RSH: return ">>=";
case Token.ASSIGN_URSH: return ">>>=";
case Token.ASSIGN_ADD: return "+=";
case Token.ASSIGN_SUB: return "-=";
case Token.ASSIGN_MUL: return "*=";
case Token.ASSIGN_DIV: return "/=";
case Token.ASSIGN_MOD: return "%=";
case Token.VOID: return "void";
case Token.TYPEOF: return "typeof";
case Token.INSTANCEOF: return "instanceof";
default: return null;
}
}
Example 13
| Source File: Closure_10_NodeUtil_t.java From coming with MIT License | 4 votes |
|
/**
* Converts an operator's token value (see {@link Token}) to a string
* representation.
*
* @param operator the operator's token value to convert
* @return the string representation or {@code null} if the token value is
* not an operator
*/
static String opToStr(int operator) {
switch (operator) {
case Token.BITOR: return "|";
case Token.OR: return "||";
case Token.BITXOR: return "^";
case Token.AND: return "&&";
case Token.BITAND: return "&";
case Token.SHEQ: return "===";
case Token.EQ: return "==";
case Token.NOT: return "!";
case Token.NE: return "!=";
case Token.SHNE: return "!==";
case Token.LSH: return "<<";
case Token.IN: return "in";
case Token.LE: return "<=";
case Token.LT: return "<";
case Token.URSH: return ">>>";
case Token.RSH: return ">>";
case Token.GE: return ">=";
case Token.GT: return ">";
case Token.MUL: return "*";
case Token.DIV: return "/";
case Token.MOD: return "%";
case Token.BITNOT: return "~";
case Token.ADD: return "+";
case Token.SUB: return "-";
case Token.POS: return "+";
case Token.NEG: return "-";
case Token.ASSIGN: return "=";
case Token.ASSIGN_BITOR: return "|=";
case Token.ASSIGN_BITXOR: return "^=";
case Token.ASSIGN_BITAND: return "&=";
case Token.ASSIGN_LSH: return "<<=";
case Token.ASSIGN_RSH: return ">>=";
case Token.ASSIGN_URSH: return ">>>=";
case Token.ASSIGN_ADD: return "+=";
case Token.ASSIGN_SUB: return "-=";
case Token.ASSIGN_MUL: return "*=";
case Token.ASSIGN_DIV: return "/=";
case Token.ASSIGN_MOD: return "%=";
case Token.VOID: return "void";
case Token.TYPEOF: return "typeof";
case Token.INSTANCEOF: return "instanceof";
default: return null;
}
}
Example 14
| Source File: jKali_003_s.java From coming with MIT License | 4 votes |
|
/**
* Converts an operator's token value (see {@link Token}) to a string
* representation.
*
* @param operator the operator's token value to convert
* @return the string representation or {@code null} if the token value is
* not an operator
*/
static String opToStr(int operator) {
switch (operator) {
case Token.BITOR: return "|";
case Token.OR: return "||";
case Token.BITXOR: return "^";
case Token.AND: return "&&";
case Token.BITAND: return "&";
case Token.SHEQ: return "===";
case Token.EQ: return "==";
case Token.NOT: return "!";
case Token.NE: return "!=";
case Token.SHNE: return "!==";
case Token.LSH: return "<<";
case Token.IN: return "in";
case Token.LE: return "<=";
case Token.LT: return "<";
case Token.URSH: return ">>>";
case Token.RSH: return ">>";
case Token.GE: return ">=";
case Token.GT: return ">";
case Token.MUL: return "*";
case Token.DIV: return "/";
case Token.MOD: return "%";
case Token.BITNOT: return "~";
case Token.ADD: return "+";
case Token.SUB: return "-";
case Token.POS: return "+";
case Token.NEG: return "-";
case Token.ASSIGN: return "=";
case Token.ASSIGN_BITOR: return "|=";
case Token.ASSIGN_BITXOR: return "^=";
case Token.ASSIGN_BITAND: return "&=";
case Token.ASSIGN_LSH: return "<<=";
case Token.ASSIGN_RSH: return ">>=";
case Token.ASSIGN_URSH: return ">>>=";
case Token.ASSIGN_ADD: return "+=";
case Token.ASSIGN_SUB: return "-=";
case Token.ASSIGN_MUL: return "*=";
case Token.ASSIGN_DIV: return "/=";
case Token.ASSIGN_MOD: return "%=";
case Token.VOID: return "void";
case Token.TYPEOF: return "typeof";
case Token.INSTANCEOF: return "instanceof";
default: return null;
}
}
Example 15
| Source File: Cardumen_0014_t.java From coming with MIT License | 4 votes |
|
static int precedence(int type) {
switch (type) {
case Token.COMMA: return 0;
case Token.ASSIGN_BITOR:
case Token.ASSIGN_BITXOR:
case Token.ASSIGN_BITAND:
case Token.ASSIGN_LSH:
case Token.ASSIGN_RSH:
case Token.ASSIGN_URSH:
case Token.ASSIGN_ADD:
case Token.ASSIGN_SUB:
case Token.ASSIGN_MUL:
case Token.ASSIGN_DIV:
case Token.ASSIGN_MOD:
case Token.ASSIGN: return 1;
case Token.HOOK: return 2; // ?: operator
case Token.OR: return 3;
case Token.AND: return 4;
case Token.BITOR: return 5;
case Token.BITXOR: return 6;
case Token.BITAND: return 7;
case Token.EQ:
case Token.NE:
case Token.SHEQ:
case Token.SHNE: return 8;
case Token.LT:
case Token.GT:
case Token.LE:
case Token.GE:
case Token.INSTANCEOF:
case Token.IN: return 9;
case Token.LSH:
case Token.RSH:
case Token.URSH: return 10;
case Token.SUB:
case Token.ADD: return 11;
case Token.MUL:
case Token.MOD:
case Token.DIV: return 12;
case Token.INC:
case Token.DEC:
case Token.NEW:
case Token.DELPROP:
case Token.TYPEOF:
case Token.VOID:
case Token.NOT:
case Token.BITNOT:
case Token.POS:
case Token.NEG: return 13;
case Token.CALL:
case Token.GETELEM:
case Token.GETPROP:
// Data values
case Token.ARRAYLIT:
case Token.EMPTY: // TODO(johnlenz): remove this.
case Token.FALSE:
case Token.FUNCTION:
case Token.NAME:
case Token.NULL:
case Token.NUMBER:
case Token.OBJECTLIT:
case Token.REGEXP:
case Token.STRING:
case Token.STRING_KEY:
case Token.THIS:
case Token.TRUE:
return 15;
default: throw new Error("Unknown precedence for " +
Token.name(type) +
" (type " + type + ")");
}
}
Example 16
| Source File: jKali_003_t.java From coming with MIT License | 4 votes |
|
/**
* @param locals A predicate to apply to unknown local values.
* @return Whether the node is known to be a value that is not a reference
* outside the expression scope.
*/
static boolean evaluatesToLocalValue(Node value, Predicate<Node> locals) {
switch (value.getType()) {
case Token.ASSIGN:
// A result that is aliased by a non-local name, is the effectively the
// same as returning a non-local name, but this doesn't matter if the
// value is immutable.
return NodeUtil.isImmutableValue(value.getLastChild())
|| (locals.apply(value)
&& evaluatesToLocalValue(value.getLastChild(), locals));
case Token.COMMA:
return evaluatesToLocalValue(value.getLastChild(), locals);
case Token.AND:
case Token.OR:
return evaluatesToLocalValue(value.getFirstChild(), locals)
&& evaluatesToLocalValue(value.getLastChild(), locals);
case Token.HOOK:
return evaluatesToLocalValue(value.getFirstChild().getNext(), locals)
&& evaluatesToLocalValue(value.getLastChild(), locals);
case Token.INC:
case Token.DEC:
if (value.getBooleanProp(Node.INCRDECR_PROP)) {
return evaluatesToLocalValue(value.getFirstChild(), locals);
} else {
return true;
}
case Token.THIS:
return locals.apply(value);
case Token.NAME:
return isImmutableValue(value) || locals.apply(value);
case Token.GETELEM:
case Token.GETPROP:
// There is no information about the locality of object properties.
return locals.apply(value);
case Token.CALL:
return callHasLocalResult(value)
|| isToStringMethodCall(value)
|| locals.apply(value);
case Token.NEW:
return newHasLocalResult(value)
|| locals.apply(value);
case Token.FUNCTION:
case Token.REGEXP:
case Token.ARRAYLIT:
case Token.OBJECTLIT:
// Literals objects with non-literal children are allowed.
return true;
case Token.DELPROP:
case Token.IN:
// TODO(johnlenz): should IN operator be included in #isSimpleOperator?
return true;
default:
// Other op force a local value:
// x = '' + g (x is now an local string)
// x -= g (x is now an local number)
if (isAssignmentOp(value)
|| isSimpleOperator(value)
|| isImmutableValue(value)) {
return true;
}
throw new IllegalStateException(
"Unexpected expression node" + value +
"\n parent:" + value.getParent());
}
}
Example 17
| Source File: Closure_80_NodeUtil_s.java From coming with MIT License | 4 votes |
|
/**
* @param locals A predicate to apply to unknown local values.
* @return Whether the node is known to be a value that is not a reference
* outside the expression scope.
*/
static boolean evaluatesToLocalValue(Node value, Predicate<Node> locals) {
switch (value.getType()) {
case Token.ASSIGN:
// A result that is aliased by a non-local name, is the effectively the
// same as returning a non-local name, but this doesn't matter if the
// value is immutable.
return NodeUtil.isImmutableValue(value.getLastChild())
|| (locals.apply(value)
&& evaluatesToLocalValue(value.getLastChild(), locals));
case Token.COMMA:
return evaluatesToLocalValue(value.getLastChild(), locals);
case Token.AND:
case Token.OR:
return evaluatesToLocalValue(value.getFirstChild(), locals)
&& evaluatesToLocalValue(value.getLastChild(), locals);
case Token.HOOK:
return evaluatesToLocalValue(value.getFirstChild().getNext(), locals)
&& evaluatesToLocalValue(value.getLastChild(), locals);
case Token.INC:
case Token.DEC:
if (value.getBooleanProp(Node.INCRDECR_PROP)) {
return evaluatesToLocalValue(value.getFirstChild(), locals);
} else {
return true;
}
case Token.THIS:
return locals.apply(value);
case Token.NAME:
return isImmutableValue(value) || locals.apply(value);
case Token.GETELEM:
case Token.GETPROP:
// There is no information about the locality of object properties.
return locals.apply(value);
case Token.CALL:
return callHasLocalResult(value)
|| isToStringMethodCall(value)
|| locals.apply(value);
case Token.NEW:
return newHasLocalResult(value)
|| locals.apply(value);
case Token.FUNCTION:
case Token.REGEXP:
case Token.ARRAYLIT:
case Token.OBJECTLIT:
// Literals objects with non-literal children are allowed.
return true;
case Token.IN:
// TODO(johnlenz): should IN operator be included in #isSimpleOperator?
return true;
default:
// Other op force a local value:
// x = '' + g (x is now an local string)
// x -= g (x is now an local number)
if (isAssignmentOp(value)
|| isSimpleOperator(value)
|| isImmutableValue(value)) {
return true;
}
throw new IllegalStateException(
"Unexpected expression node" + value +
"\n parent:" + value.getParent());
}
}
Example 18
| Source File: NodeUtil.java From astor with GNU General Public License v2.0 | 4 votes |
|
/**
* Converts an operator's token value (see {@link Token}) to a string
* representation.
*
* @param operator the operator's token value to convert
* @return the string representation or {@code null} if the token value is
* not an operator
*/
static String opToStr(int operator) {
switch (operator) {
case Token.BITOR: return "|";
case Token.OR: return "||";
case Token.BITXOR: return "^";
case Token.AND: return "&&";
case Token.BITAND: return "&";
case Token.SHEQ: return "===";
case Token.EQ: return "==";
case Token.NOT: return "!";
case Token.NE: return "!=";
case Token.SHNE: return "!==";
case Token.LSH: return "<<";
case Token.IN: return "in";
case Token.LE: return "<=";
case Token.LT: return "<";
case Token.URSH: return ">>>";
case Token.RSH: return ">>";
case Token.GE: return ">=";
case Token.GT: return ">";
case Token.MUL: return "*";
case Token.DIV: return "/";
case Token.MOD: return "%";
case Token.BITNOT: return "~";
case Token.ADD: return "+";
case Token.SUB: return "-";
case Token.POS: return "+";
case Token.NEG: return "-";
case Token.ASSIGN: return "=";
case Token.ASSIGN_BITOR: return "|=";
case Token.ASSIGN_BITXOR: return "^=";
case Token.ASSIGN_BITAND: return "&=";
case Token.ASSIGN_LSH: return "<<=";
case Token.ASSIGN_RSH: return ">>=";
case Token.ASSIGN_URSH: return ">>>=";
case Token.ASSIGN_ADD: return "+=";
case Token.ASSIGN_SUB: return "-=";
case Token.ASSIGN_MUL: return "*=";
case Token.ASSIGN_DIV: return "/=";
case Token.ASSIGN_MOD: return "%=";
case Token.VOID: return "void";
case Token.TYPEOF: return "typeof";
case Token.INSTANCEOF: return "instanceof";
default: return null;
}
}
Example 19
| Source File: Closure_10_NodeUtil_s.java From coming with MIT License | 4 votes |
|
/**
* @param locals A predicate to apply to unknown local values.
* @return Whether the node is known to be a value that is not a reference
* outside the expression scope.
*/
static boolean evaluatesToLocalValue(Node value, Predicate<Node> locals) {
switch (value.getType()) {
case Token.ASSIGN:
// A result that is aliased by a non-local name, is the effectively the
// same as returning a non-local name, but this doesn't matter if the
// value is immutable.
return NodeUtil.isImmutableValue(value.getLastChild())
|| (locals.apply(value)
&& evaluatesToLocalValue(value.getLastChild(), locals));
case Token.COMMA:
return evaluatesToLocalValue(value.getLastChild(), locals);
case Token.AND:
case Token.OR:
return evaluatesToLocalValue(value.getFirstChild(), locals)
&& evaluatesToLocalValue(value.getLastChild(), locals);
case Token.HOOK:
return evaluatesToLocalValue(value.getFirstChild().getNext(), locals)
&& evaluatesToLocalValue(value.getLastChild(), locals);
case Token.INC:
case Token.DEC:
if (value.getBooleanProp(Node.INCRDECR_PROP)) {
return evaluatesToLocalValue(value.getFirstChild(), locals);
} else {
return true;
}
case Token.THIS:
return locals.apply(value);
case Token.NAME:
return isImmutableValue(value) || locals.apply(value);
case Token.GETELEM:
case Token.GETPROP:
// There is no information about the locality of object properties.
return locals.apply(value);
case Token.CALL:
return callHasLocalResult(value)
|| isToStringMethodCall(value)
|| locals.apply(value);
case Token.NEW:
return newHasLocalResult(value)
|| locals.apply(value);
case Token.FUNCTION:
case Token.REGEXP:
case Token.ARRAYLIT:
case Token.OBJECTLIT:
// Literals objects with non-literal children are allowed.
return true;
case Token.DELPROP:
case Token.IN:
// TODO(johnlenz): should IN operator be included in #isSimpleOperator?
return true;
default:
// Other op force a local value:
// x = '' + g (x is now an local string)
// x -= g (x is now an local number)
if (isAssignmentOp(value)
|| isSimpleOperator(value)
|| isImmutableValue(value)) {
return true;
}
throw new IllegalStateException(
"Unexpected expression node" + value +
"\n parent:" + value.getParent());
}
}
Example 20
| Source File: Cardumen_0014_t.java From coming with MIT License | 4 votes |
|
/**
* Converts an operator's token value (see {@link Token}) to a string
* representation.
*
* @param operator the operator's token value to convert
* @return the string representation or {@code null} if the token value is
* not an operator
*/
static String opToStr(int operator) {
switch (operator) {
case Token.BITOR: return "|";
case Token.OR: return "||";
case Token.BITXOR: return "^";
case Token.AND: return "&&";
case Token.BITAND: return "&";
case Token.SHEQ: return "===";
case Token.EQ: return "==";
case Token.NOT: return "!";
case Token.NE: return "!=";
case Token.SHNE: return "!==";
case Token.LSH: return "<<";
case Token.IN: return "in";
case Token.LE: return "<=";
case Token.LT: return "<";
case Token.URSH: return ">>>";
case Token.RSH: return ">>";
case Token.GE: return ">=";
case Token.GT: return ">";
case Token.MUL: return "*";
case Token.DIV: return "/";
case Token.MOD: return "%";
case Token.BITNOT: return "~";
case Token.ADD: return "+";
case Token.SUB: return "-";
case Token.POS: return "+";
case Token.NEG: return "-";
case Token.ASSIGN: return "=";
case Token.ASSIGN_BITOR: return "|=";
case Token.ASSIGN_BITXOR: return "^=";
case Token.ASSIGN_BITAND: return "&=";
case Token.ASSIGN_LSH: return "<<=";
case Token.ASSIGN_RSH: return ">>=";
case Token.ASSIGN_URSH: return ">>>=";
case Token.ASSIGN_ADD: return "+=";
case Token.ASSIGN_SUB: return "-=";
case Token.ASSIGN_MUL: return "*=";
case Token.ASSIGN_DIV: return "/=";
case Token.ASSIGN_MOD: return "%=";
case Token.VOID: return "void";
case Token.TYPEOF: return "typeof";
case Token.INSTANCEOF: return "instanceof";
default: return null;
}
}
