75 lines
2.7 KiB
C
75 lines
2.7 KiB
C
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#include "lexer.h"
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#include <string.h>
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typedef struct {
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const char *keyword;
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RavaTokenType_e type;
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} RavaKeyword_t;
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static const RavaKeyword_t KEYWORDS[] = {
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{"abstract", RAVA_TOKEN_KEYWORD_ABSTRACT},
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{"assert", RAVA_TOKEN_KEYWORD_ASSERT},
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{"boolean", RAVA_TOKEN_KEYWORD_BOOLEAN},
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{"break", RAVA_TOKEN_KEYWORD_BREAK},
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{"byte", RAVA_TOKEN_KEYWORD_BYTE},
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{"case", RAVA_TOKEN_KEYWORD_CASE},
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{"catch", RAVA_TOKEN_KEYWORD_CATCH},
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{"char", RAVA_TOKEN_KEYWORD_CHAR},
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{"class", RAVA_TOKEN_KEYWORD_CLASS},
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{"const", RAVA_TOKEN_KEYWORD_CONST},
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{"continue", RAVA_TOKEN_KEYWORD_CONTINUE},
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{"default", RAVA_TOKEN_KEYWORD_DEFAULT},
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{"do", RAVA_TOKEN_KEYWORD_DO},
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{"double", RAVA_TOKEN_KEYWORD_DOUBLE},
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{"else", RAVA_TOKEN_KEYWORD_ELSE},
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{"enum", RAVA_TOKEN_KEYWORD_ENUM},
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{"extends", RAVA_TOKEN_KEYWORD_EXTENDS},
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{"false", RAVA_TOKEN_LITERAL_FALSE},
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{"final", RAVA_TOKEN_KEYWORD_FINAL},
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{"finally", RAVA_TOKEN_KEYWORD_FINALLY},
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{"float", RAVA_TOKEN_KEYWORD_FLOAT},
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{"for", RAVA_TOKEN_KEYWORD_FOR},
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{"goto", RAVA_TOKEN_KEYWORD_GOTO},
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{"if", RAVA_TOKEN_KEYWORD_IF},
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{"implements", RAVA_TOKEN_KEYWORD_IMPLEMENTS},
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{"import", RAVA_TOKEN_KEYWORD_IMPORT},
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{"instanceof", RAVA_TOKEN_KEYWORD_INSTANCEOF},
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{"int", RAVA_TOKEN_KEYWORD_INT},
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{"interface", RAVA_TOKEN_KEYWORD_INTERFACE},
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{"long", RAVA_TOKEN_KEYWORD_LONG},
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{"native", RAVA_TOKEN_KEYWORD_NATIVE},
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{"new", RAVA_TOKEN_KEYWORD_NEW},
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{"null", RAVA_TOKEN_LITERAL_NULL},
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{"package", RAVA_TOKEN_KEYWORD_PACKAGE},
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{"private", RAVA_TOKEN_KEYWORD_PRIVATE},
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{"protected", RAVA_TOKEN_KEYWORD_PROTECTED},
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{"public", RAVA_TOKEN_KEYWORD_PUBLIC},
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{"return", RAVA_TOKEN_KEYWORD_RETURN},
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{"short", RAVA_TOKEN_KEYWORD_SHORT},
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{"static", RAVA_TOKEN_KEYWORD_STATIC},
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{"strictfp", RAVA_TOKEN_KEYWORD_STRICTFP},
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{"super", RAVA_TOKEN_KEYWORD_SUPER},
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{"switch", RAVA_TOKEN_KEYWORD_SWITCH},
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{"synchronized", RAVA_TOKEN_KEYWORD_SYNCHRONIZED},
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{"this", RAVA_TOKEN_KEYWORD_THIS},
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{"throw", RAVA_TOKEN_KEYWORD_THROW},
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{"throws", RAVA_TOKEN_KEYWORD_THROWS},
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{"transient", RAVA_TOKEN_KEYWORD_TRANSIENT},
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{"true", RAVA_TOKEN_LITERAL_TRUE},
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{"try", RAVA_TOKEN_KEYWORD_TRY},
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{"void", RAVA_TOKEN_KEYWORD_VOID},
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{"volatile", RAVA_TOKEN_KEYWORD_VOLATILE},
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{"while", RAVA_TOKEN_KEYWORD_WHILE},
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};
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static const size_t KEYWORDS_COUNT = sizeof(KEYWORDS) / sizeof(KEYWORDS[0]);
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RavaTokenType_e rava_lexer_lookup_keyword(const char *identifier) {
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for (size_t i = 0; i < KEYWORDS_COUNT; i++) {
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if (strcmp(identifier, KEYWORDS[i].keyword) == 0) {
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return KEYWORDS[i].type;
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}
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}
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return RAVA_TOKEN_IDENTIFIER;
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}
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