mirror of
https://github.com/pierre42100/comunic
synced 2024-09-29 03:22:49 +00:00
74 lines
2.8 KiB
PHP
74 lines
2.8 KiB
PHP
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<?php
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/*
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* Go.
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*
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* http://golang.org/doc/go_spec.html
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*
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* TODO: the different string formats have different escape codes, need
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* to override the generic filter to handle this
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* also, if there's a standard library API list, that would be useful.
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*
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*/
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class LuminousGoScanner extends LuminousSimpleScanner {
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function type_override($matches) {
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$this->record($matches[1], 'IDENT');
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$this->record($matches[2], null);
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$this->record($matches[3], 'USER_FUNCTION');
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$this->pos_shift(strlen($matches[0]));
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$this->user_defs[$matches[3]] = ($matches[1] === 'type')? 'TYPE'
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: 'FUNCTION';
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}
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function init() {
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$this->add_pattern('COMMENT', LuminousTokenPresets::$C_COMMENT_ML);
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$this->add_pattern('COMMENT', LuminousTokenPresets::$C_COMMENT_SL);
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$ident = '[\p{L}_][\p{L}\p{N}_]*';
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// this should be unicode for letter (\p{L}) and number (\p{N})
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$this->add_pattern('type', "/\\b(type|func)(\s+)($ident)/u");
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$this->overrides['type'] = array($this, 'type_override');
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$this->add_pattern('IDENT', "/$ident/u");
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$this->add_pattern('OPERATOR', '/[+\\-\\*\\/%&\\|^<>&=!:\\.,;]+/');
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$exp = '[eE][+-]?\d+';
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// note the trailing i - which denotes imaginary literals
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$this->add_pattern('NUMERIC',
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"/(?:\d+\.\d*(?:$exp)?|\d+$exp|\.\d+(?:$exp)?)i?/");
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$this->add_pattern('NUMERIC', '/(?:0(?:\d+|x[a-fA-F0-9]+)|\d+)i?/');
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$this->add_pattern('CHARACTER',
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"/'(?:\\\\(?:\d+|[uUxX][a-fA-F0-9]+|.)|.)'/u");
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$this->add_pattern('STRING', LuminousTokenPresets::$DOUBLE_STR);
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$this->add_pattern('STRING', '/`(?:[^`\\\\]+|\\\\.)*(?:`|$)/s');
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$this->add_identifier_mapping('KEYWORD', array('break', 'case', 'chan',
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'const', 'continue', 'default', 'defer', 'else', 'fallthrough', 'for',
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'func', 'go', 'goto', 'if', 'import', 'interface', 'map', 'package',
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'range', 'return', 'select', 'struct', 'switch', 'type', 'var'));
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$this->add_identifier_mapping('TYPE', array('any', 'bool', 'byte',
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'complex', 'complex64', 'complex128', 'int', 'int8', 'int16', 'int32',
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'int64', 'float', 'float32', 'float64', 'string', 'struct',
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'uint', 'uint8', 'uint16', 'uint32', 'uint64', 'uintptr'));
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$this->add_identifier_mapping('VALUE', array('false', 'iota', 'true'));
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// from the old luminous language file, don't know how sensible these are
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$this->add_identifier_mapping('FUNCTION', array('append', 'cap', 'copy',
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'cmplx', 'imag', 'len', 'make', 'new', 'panic', 'print', 'println',
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'real', 'recover', 'sizeof'));
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}
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public static function guess_language($src, $info) {
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$p = 0.0;
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if (strpos($src, 'func ') !== false) $p += 0.02;
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if (preg_match('/func\s*\\(\s*\w+\s*\\*\s*\w+/', $src)) $p += 0.05;
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if (preg_match('/^package\s+\w+/', $src)) $p += 0.01;
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if (preg_match('/type\s+\w+\s+struct\s*\\{/', $src)) $p += 0.03;
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return $p;
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}
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}
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