From cad810f21b803229eb11403f9209855525a25d57 Mon Sep 17 00:00:00 2001
From: Steve Block <steveblock@google.com>
Date: Fri, 6 May 2011 11:45:16 +0100
Subject: Merge WebKit at r75315: Initial merge by git.

Change-Id: I570314b346ce101c935ed22a626b48c2af266b84
---
 Source/JavaScriptCore/parser/JSParser.h | 164 ++++++++++++++++++++++++++++++++
 1 file changed, 164 insertions(+)
 create mode 100644 Source/JavaScriptCore/parser/JSParser.h

(limited to 'Source/JavaScriptCore/parser/JSParser.h')

diff --git a/Source/JavaScriptCore/parser/JSParser.h b/Source/JavaScriptCore/parser/JSParser.h
new file mode 100644
index 0000000..0676b41
--- /dev/null
+++ b/Source/JavaScriptCore/parser/JSParser.h
@@ -0,0 +1,164 @@
+/*
+ * Copyright (C) 2010 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef JSParser_h
+#define JSParser_h
+
+namespace JSC {
+
+class ExecState;
+class FunctionParameters;
+class Identifier;
+class JSGlobalData;
+class SourceCode;
+
+enum {
+    UnaryOpTokenFlag = 64,
+    KeywordTokenFlag = 128,
+    BinaryOpTokenPrecedenceShift = 8,
+    BinaryOpTokenAllowsInPrecedenceAdditionalShift = 4,
+    BinaryOpTokenPrecedenceMask = 15 << BinaryOpTokenPrecedenceShift,
+};
+
+#define BINARY_OP_PRECEDENCE(prec) (((prec) << BinaryOpTokenPrecedenceShift) | ((prec) << (BinaryOpTokenPrecedenceShift + BinaryOpTokenAllowsInPrecedenceAdditionalShift)))
+#define IN_OP_PRECEDENCE(prec) ((prec) << (BinaryOpTokenPrecedenceShift + BinaryOpTokenAllowsInPrecedenceAdditionalShift))
+
+enum JSTokenType {
+    NULLTOKEN = KeywordTokenFlag,
+    TRUETOKEN,
+    FALSETOKEN,
+    BREAK,
+    CASE,
+    DEFAULT,
+    FOR,
+    NEW,
+    VAR,
+    CONSTTOKEN,
+    CONTINUE,
+    FUNCTION,
+    RETURN,
+    IF,
+    THISTOKEN,
+    DO,
+    WHILE,
+    SWITCH,
+    WITH,
+    RESERVED,
+    THROW,
+    TRY,
+    CATCH,
+    FINALLY,
+    DEBUGGER,
+    ELSE,
+    OPENBRACE = 0,
+    CLOSEBRACE,
+    OPENPAREN,
+    CLOSEPAREN,
+    OPENBRACKET,
+    CLOSEBRACKET,
+    COMMA,
+    QUESTION,
+    NUMBER,
+    IDENT,
+    STRING,
+    SEMICOLON,
+    COLON,
+    DOT,
+    ERRORTOK,
+    EOFTOK,
+    EQUAL,
+    PLUSEQUAL,
+    MINUSEQUAL,
+    MULTEQUAL,
+    DIVEQUAL,
+    LSHIFTEQUAL,
+    RSHIFTEQUAL,
+    URSHIFTEQUAL,
+    ANDEQUAL,
+    MODEQUAL,
+    XOREQUAL,
+    OREQUAL,
+    LastUntaggedToken,
+
+    // Begin tagged tokens
+    PLUSPLUS = 0 | UnaryOpTokenFlag,
+    MINUSMINUS = 1 | UnaryOpTokenFlag,
+    EXCLAMATION = 2 | UnaryOpTokenFlag,
+    TILDE = 3 | UnaryOpTokenFlag,
+    AUTOPLUSPLUS = 4 | UnaryOpTokenFlag,
+    AUTOMINUSMINUS = 5 | UnaryOpTokenFlag,
+    TYPEOF = 6 | UnaryOpTokenFlag | KeywordTokenFlag,
+    VOIDTOKEN = 7 | UnaryOpTokenFlag | KeywordTokenFlag,
+    DELETETOKEN = 8 | UnaryOpTokenFlag | KeywordTokenFlag,
+    OR = 0 | BINARY_OP_PRECEDENCE(1),
+    AND = 1 | BINARY_OP_PRECEDENCE(2),
+    BITOR = 2 | BINARY_OP_PRECEDENCE(3),
+    BITXOR = 3 | BINARY_OP_PRECEDENCE(4),
+    BITAND = 4 | BINARY_OP_PRECEDENCE(5),
+    EQEQ = 5 | BINARY_OP_PRECEDENCE(6),
+    NE = 6 | BINARY_OP_PRECEDENCE(6),
+    STREQ = 7 | BINARY_OP_PRECEDENCE(6),
+    STRNEQ = 8 | BINARY_OP_PRECEDENCE(6),
+    LT = 9 | BINARY_OP_PRECEDENCE(7),
+    GT = 10 | BINARY_OP_PRECEDENCE(7),
+    LE = 11 | BINARY_OP_PRECEDENCE(7),
+    GE = 12 | BINARY_OP_PRECEDENCE(7),
+    INSTANCEOF = 13 | BINARY_OP_PRECEDENCE(7) | KeywordTokenFlag,
+    INTOKEN = 14 | IN_OP_PRECEDENCE(7) | KeywordTokenFlag,
+    LSHIFT = 15 | BINARY_OP_PRECEDENCE(8),
+    RSHIFT = 16 | BINARY_OP_PRECEDENCE(8),
+    URSHIFT = 17 | BINARY_OP_PRECEDENCE(8),
+    PLUS = 18 | BINARY_OP_PRECEDENCE(9) | UnaryOpTokenFlag,
+    MINUS = 19 | BINARY_OP_PRECEDENCE(9) | UnaryOpTokenFlag,
+    TIMES = 20 | BINARY_OP_PRECEDENCE(10),
+    DIVIDE = 21 | BINARY_OP_PRECEDENCE(10),
+    MOD = 22 | BINARY_OP_PRECEDENCE(10)
+};
+
+union JSTokenData {
+    int intValue;
+    double doubleValue;
+    const Identifier* ident;
+};
+
+struct JSTokenInfo {
+    JSTokenInfo() : line(0) {}
+    int line;
+    int startOffset;
+    int endOffset;
+};
+
+struct JSToken {
+    JSTokenType m_type;
+    JSTokenData m_data;
+    JSTokenInfo m_info;
+};
+
+enum JSParserStrictness { JSParseNormal, JSParseStrict };
+enum JSParserMode { JSParseProgramCode, JSParseFunctionCode };
+
+int jsParse(JSGlobalData*, FunctionParameters*, JSParserStrictness, JSParserMode, const SourceCode*);
+}
+#endif // JSParser_h
-- 
cgit v1.1