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495da29225
This adds a `feature_version` flag to `ast.parse()` (documented) and `compile()` (hidden) that allow tweaking the parser to support older versions of the grammar. In particular if `feature_version` is 5 or 6, the hacks for the `async` and `await` keyword from PEP 492 are reinstated. (For 7 or higher, these are unconditionally treated as keywords, but they are still special tokens rather than `NAME` tokens that the parser driver recognizes.) https://bugs.python.org/issue35975
244 lines
4.5 KiB
C
Generated
244 lines
4.5 KiB
C
Generated
/* Auto-generated by Tools/scripts/generate_token.py */
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#include "Python.h"
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#include "token.h"
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/* Token names */
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const char * const _PyParser_TokenNames[] = {
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"ENDMARKER",
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"NAME",
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"NUMBER",
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"STRING",
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"NEWLINE",
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"INDENT",
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"DEDENT",
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"LPAR",
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"RPAR",
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"LSQB",
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"RSQB",
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"COLON",
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"COMMA",
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"SEMI",
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"PLUS",
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"MINUS",
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"STAR",
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"SLASH",
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"VBAR",
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"AMPER",
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"LESS",
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"GREATER",
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"EQUAL",
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"DOT",
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"PERCENT",
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"LBRACE",
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"RBRACE",
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"EQEQUAL",
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"NOTEQUAL",
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"LESSEQUAL",
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"GREATEREQUAL",
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"TILDE",
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"CIRCUMFLEX",
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"LEFTSHIFT",
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"RIGHTSHIFT",
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"DOUBLESTAR",
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"PLUSEQUAL",
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"MINEQUAL",
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"STAREQUAL",
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"SLASHEQUAL",
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"PERCENTEQUAL",
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"AMPEREQUAL",
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"VBAREQUAL",
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"CIRCUMFLEXEQUAL",
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"LEFTSHIFTEQUAL",
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"RIGHTSHIFTEQUAL",
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"DOUBLESTAREQUAL",
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"DOUBLESLASH",
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"DOUBLESLASHEQUAL",
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"AT",
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"ATEQUAL",
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"RARROW",
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"ELLIPSIS",
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"COLONEQUAL",
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"OP",
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"AWAIT",
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"ASYNC",
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"TYPE_IGNORE",
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"TYPE_COMMENT",
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"<ERRORTOKEN>",
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"<COMMENT>",
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"<NL>",
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"<ENCODING>",
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"<N_TOKENS>",
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};
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/* Return the token corresponding to a single character */
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int
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PyToken_OneChar(int c1)
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{
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switch (c1) {
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case '%': return PERCENT;
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case '&': return AMPER;
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case '(': return LPAR;
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case ')': return RPAR;
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case '*': return STAR;
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case '+': return PLUS;
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case ',': return COMMA;
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case '-': return MINUS;
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case '.': return DOT;
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case '/': return SLASH;
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case ':': return COLON;
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case ';': return SEMI;
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case '<': return LESS;
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case '=': return EQUAL;
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case '>': return GREATER;
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case '@': return AT;
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case '[': return LSQB;
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case ']': return RSQB;
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case '^': return CIRCUMFLEX;
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case '{': return LBRACE;
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case '|': return VBAR;
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case '}': return RBRACE;
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case '~': return TILDE;
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}
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return OP;
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}
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int
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PyToken_TwoChars(int c1, int c2)
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{
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switch (c1) {
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case '!':
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switch (c2) {
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case '=': return NOTEQUAL;
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}
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break;
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case '%':
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switch (c2) {
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case '=': return PERCENTEQUAL;
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}
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break;
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case '&':
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switch (c2) {
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case '=': return AMPEREQUAL;
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}
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break;
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case '*':
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switch (c2) {
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case '*': return DOUBLESTAR;
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case '=': return STAREQUAL;
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}
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break;
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case '+':
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switch (c2) {
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case '=': return PLUSEQUAL;
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}
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break;
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case '-':
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switch (c2) {
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case '=': return MINEQUAL;
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case '>': return RARROW;
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}
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break;
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case '/':
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switch (c2) {
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case '/': return DOUBLESLASH;
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case '=': return SLASHEQUAL;
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}
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break;
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case ':':
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switch (c2) {
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case '=': return COLONEQUAL;
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}
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break;
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case '<':
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switch (c2) {
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case '<': return LEFTSHIFT;
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case '=': return LESSEQUAL;
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case '>': return NOTEQUAL;
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}
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break;
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case '=':
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switch (c2) {
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case '=': return EQEQUAL;
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}
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break;
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case '>':
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switch (c2) {
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case '=': return GREATEREQUAL;
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case '>': return RIGHTSHIFT;
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}
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break;
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case '@':
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switch (c2) {
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case '=': return ATEQUAL;
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}
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break;
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case '^':
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switch (c2) {
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case '=': return CIRCUMFLEXEQUAL;
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}
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break;
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case '|':
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switch (c2) {
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case '=': return VBAREQUAL;
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}
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break;
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}
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return OP;
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}
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int
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PyToken_ThreeChars(int c1, int c2, int c3)
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{
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switch (c1) {
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case '*':
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switch (c2) {
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case '*':
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switch (c3) {
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case '=': return DOUBLESTAREQUAL;
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}
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break;
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}
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break;
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case '.':
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switch (c2) {
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case '.':
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switch (c3) {
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case '.': return ELLIPSIS;
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}
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break;
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}
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break;
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case '/':
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switch (c2) {
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case '/':
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switch (c3) {
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case '=': return DOUBLESLASHEQUAL;
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}
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break;
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}
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break;
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case '<':
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switch (c2) {
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case '<':
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switch (c3) {
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case '=': return LEFTSHIFTEQUAL;
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}
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break;
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}
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break;
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case '>':
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switch (c2) {
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case '>':
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switch (c3) {
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case '=': return RIGHTSHIFTEQUAL;
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}
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break;
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}
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break;
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}
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return OP;
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}
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