diff options
Diffstat (limited to 'lexers/java.lua')
| -rw-r--r-- | lexers/java.lua | 86 |
1 files changed, 0 insertions, 86 deletions
diff --git a/lexers/java.lua b/lexers/java.lua deleted file mode 100644 index 8773f60..0000000 --- a/lexers/java.lua +++ /dev/null @@ -1,86 +0,0 @@ --- Copyright 2006-2016 Mitchell mitchell.att.foicica.com. See LICENSE. --- Java LPeg lexer. --- Modified by Brian Schott. - -local l = require('lexer') -local token, word_match = l.token, l.word_match -local P, R, S = lpeg.P, lpeg.R, lpeg.S - -local M = {_NAME = 'java'} - --- Whitespace. -local ws = token(l.WHITESPACE, l.space^1) - --- Comments. -local line_comment = '//' * l.nonnewline_esc^0 -local block_comment = '/*' * (l.any - '*/')^0 * P('*/')^-1 -local comment = token(l.COMMENT, line_comment + block_comment) - --- Strings. -local sq_str = l.delimited_range("'", true) -local dq_str = l.delimited_range('"', true) -local string = token(l.STRING, sq_str + dq_str) - --- Numbers. -local number = token(l.NUMBER, (l.float + l.integer) * S('LlFfDd')^-1) - --- Keywords. -local keyword = token(l.KEYWORD, word_match{ - 'abstract', 'assert', 'break', 'case', 'catch', 'class', 'const', 'continue', - 'default', 'do', 'else', 'enum', 'extends', 'final', 'finally', 'for', 'goto', - 'if', 'implements', 'import', 'instanceof', 'interface', 'native', 'new', - 'package', 'private', 'protected', 'public', 'return', 'static', 'strictfp', - 'super', 'switch', 'synchronized', 'this', 'throw', 'throws', 'transient', - 'try', 'while', 'volatile', - -- Literals. - 'true', 'false', 'null' -}) - --- Types. -local type = token(l.TYPE, word_match{ - 'boolean', 'byte', 'char', 'double', 'float', 'int', 'long', 'short', 'void', - 'Boolean', 'Byte', 'Character', 'Double', 'Float', 'Integer', 'Long', 'Short', - 'String' -}) - --- Identifiers. -local identifier = token(l.IDENTIFIER, l.word) - --- Operators. -local operator = token(l.OPERATOR, S('+-/*%<>!=^&|?~:;.()[]{}')) - --- Annotations. -local annotation = token('annotation', '@' * l.word) - --- Functions. -local func = token(l.FUNCTION, l.word) * #P('(') - --- Classes. -local class_sequence = token(l.KEYWORD, P('class')) * ws^1 * - token(l.CLASS, l.word) - -M._rules = { - {'whitespace', ws}, - {'class', class_sequence}, - {'keyword', keyword}, - {'type', type}, - {'function', func}, - {'identifier', identifier}, - {'string', string}, - {'comment', comment}, - {'number', number}, - {'annotation', annotation}, - {'operator', operator}, -} - -M._tokenstyles = { - annotation = l.STYLE_PREPROCESSOR -} - -M._foldsymbols = { - _patterns = {'[{}]', '/%*', '%*/', '//'}, - [l.OPERATOR] = {['{'] = 1, ['}'] = -1}, - [l.COMMENT] = {['/*'] = 1, ['*/'] = -1, ['//'] = l.fold_line_comments('//')} -} - -return M |
