wehub-resource-sync
71 lines
2.1 KiB
C
Generated
71 lines
2.1 KiB
C
Generated
// Copyright (c) Microsoft Corporation. All rights reserved.
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// Licensed under the MIT License. See the LICENSE file in the project root for full license information.
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#include "tree_sitter/parser.h"
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#include <wctype.h>
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enum TOKEN_TYPE {
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STATEMENT_TERMINATOR
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};
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/* --- API --- */
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void *tree_sitter_powershell_external_scanner_create();
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void tree_sitter_powershell_external_scanner_destroy(void *p);
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unsigned tree_sitter_powershell_external_scanner_serialize(void *payload, char *buffer);
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void tree_sitter_powershell_external_scanner_deserialize(void *payload, const char *buffer, unsigned length);
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bool tree_sitter_powershell_external_scanner_scan(void *payload, TSLexer *lexer, const bool *valid_symbols);
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/* --- Internal Functions --- */
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static void skip(TSLexer *lexer) { lexer->advance(lexer, true); }
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static bool scan_statement_terminator(void *payload, TSLexer *lexer, const bool *valid_symbols)
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{
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if (valid_symbols[STATEMENT_TERMINATOR]) {
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lexer->result_symbol = STATEMENT_TERMINATOR;
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// This token has no characters -- everything is lookahead to determine its existence
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lexer->mark_end(lexer);
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for (;;) {
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if (lexer->lookahead == 0) return true;
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if (lexer->lookahead == '}') return true;
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if (lexer->lookahead == ';') return true;
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if (lexer->lookahead == ')') return true;
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if (lexer->lookahead == '\n') return true;
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if (!iswspace(lexer->lookahead)) return false;
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skip(lexer);
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}
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}
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return false;
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}
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/* --- API Implementation --- */
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bool tree_sitter_powershell_external_scanner_scan(void *payload, TSLexer *lexer, const bool *valid_symbols)
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{
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return scan_statement_terminator(payload, lexer, valid_symbols);
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}
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void *tree_sitter_powershell_external_scanner_create()
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{
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return NULL;
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}
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void tree_sitter_powershell_external_scanner_destroy(void *p)
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{
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}
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unsigned tree_sitter_powershell_external_scanner_serialize(void *payload, char *buffer)
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{
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return 0;
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}
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void tree_sitter_powershell_external_scanner_deserialize(void *payload, const char *buffer, unsigned length)
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{
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} |