# Class Parser

LightnCandy Parser

  LightnCandy\Token
  LightnCandy\Parser

Namespace: LightnCandy
Located at Parser.php

Methods summary
`public static integer` | # `getPartialBlock( array<boolean|integer|string|array> & $vars )` Get partial block id and fix the variable list Get partial block id and fix the variable list #### Parameters $vars parsed token #### Returns integer Return partial block id
`public static array<string>|null` | # `getBlockParams( array<boolean|integer|string|array> & $vars )` Get block params and fix the variable list Get block params and fix the variable list #### Parameters $vars parsed token #### Returns array<string>|null Return list of block params or null
`protected static array<integer|string>` | # `getLiteral( string $name, boolean $asis, boolean $quote = false )` Return array presentation for a literal Return array presentation for a literal #### Parameters $name variable name. $asis keep the name as is or not $quote add single quote or not #### Returns array<integer|string> Return variable name array
`protected static array<integer,string>` | # `getExpression( string $v, array<string,array|string|integer> & $context, integer $pos )` Return array presentation for an expression Return array presentation for an expression #### Parameters $v analyzed expression names. $context Current compile content. $pos expression position #### Returns array<integer,string> Return variable name array #### Expect array('this') when input 'this', array('flags' => array('strpar' => 0, 'advar' => 0, 'this' => 0)), 0 array() when input 'this', array('flags' => array('strpar' => 0, 'advar' => 0, 'this' => 1)), 0 array(1) when input '..', array('flags' => array('strpar' => 0, 'advar' => 0, 'this' => 1, 'parent' => 1), 'usedFeature' => array('parent' => 0)), 0 array(1) when input '../', array('flags' => array('strpar' => 0, 'advar' => 0, 'this' => 1, 'parent' => 1), 'usedFeature' => array('parent' => 0)), 0 array(1) when input '../.', array('flags' => array('strpar' => 0, 'advar' => 0, 'this' => 1, 'parent' => 1), 'usedFeature' => array('parent' => 0)), 0 array(1) when input '../this', array('flags' => array('strpar' => 0, 'advar' => 0, 'this' => 1, 'parent' => 1), 'usedFeature' => array('parent' => 0)), 0 array(1, 'a') when input '../a', array('flags' => array('strpar' => 0, 'advar' => 0, 'this' => 1, 'parent' => 1), 'usedFeature' => array('parent' => 0)), 0 array(2, 'a', 'b') when input '../../a.b', array('flags' => array('strpar' => 0, 'advar' => 0, 'this' => 0, 'parent' => 1), 'usedFeature' => array('parent' => 0)), 0 array(2, '[a]', 'b') when input '../../[a].b', array('flags' => array('strpar' => 0, 'advar' => 0, 'this' => 0, 'parent' => 1), 'usedFeature' => array('parent' => 0)), 0 array(2, 'a', 'b') when input '../../[a].b', array('flags' => array('strpar' => 0, 'advar' => 1, 'this' => 0, 'parent' => 1), 'usedFeature' => array('parent' => 0)), 0 array(0, 'id') when input 'this.id', array('flags' => array('strpar' => 0, 'advar' => 1, 'this' => 1, 'parent' => 1), 'usedFeature' => array('parent' => 0)), 0 array('this', 'id') when input 'this.id', array('flags' => array('strpar' => 0, 'advar' => 1, 'this' => 0, 'parent' => 1), 'usedFeature' => array('parent' => 0)), 0 array(0, 'id') when input './id', array('flags' => array('strpar' => 0, 'advar' => 1, 'this' => 0, 'parent' => 1), 'usedFeature' => array('parent' => 0)), 0 array(\LightnCandy\Parser::LITERAL, '\'a.b\'') when input '"a.b"', array('flags' => array('strpar' => 0, 'advar' => 1, 'this' => 0, 'parent' => 1), 'usedFeature' => array('parent' => 0)), 1 array(\LightnCandy\Parser::LITERAL, '123') when input '123', array('flags' => array('strpar' => 0, 'advar' => 1, 'this' => 0, 'parent' => 1), 'usedFeature' => array('parent' => 0)), 1 array(\LightnCandy\Parser::LITERAL, 'null') when input 'null', array('flags' => array('strpar' => 0, 'advar' => 1, 'this' => 0, 'parent' => 1), 'usedFeature' => array('parent' => 0)), 1
`public static array<boolean|integer|array>` | # `parse( array<string> & $token, array<string,array|string|integer> & $context )` Parse the token and return parsed result. Parse the token and return parsed result. #### Parameters $token preg_match results $context current compile context #### Returns array<boolean|integer|array> Return parsed result #### Expect array(false, array(array())) when input array(0,0,0,0,0,0,0,''), array('flags' => array('strpar' => 0, 'advar' => 0, 'this' => 1, 'namev' => 0, 'noesc' => 0), 'rawblock' => false) array(true, array(array())) when input array(0,0,0,'{{',0,'{',0,''), array('flags' => array('strpar' => 0, 'advar' => 0, 'this' => 1, 'namev' => 0, 'noesc' => 0), 'rawblock' => false) array(true, array(array())) when input array(0,0,0,0,0,0,0,''), array('flags' => array('strpar' => 0, 'advar' => 0, 'this' => 1, 'namev' => 0, 'noesc' => 1), 'rawblock' => false) array(false, array(array('a'))) when input array(0,0,0,0,0,0,0,'a'), array('flags' => array('strpar' => 0, 'advar' => 0, 'this' => 1, 'namev' => 0, 'noesc' => 0), 'rawblock' => false) array(false, array(array('a'), array('b'))) when input array(0,0,0,0,0,0,0,'a b'), array('flags' => array('strpar' => 0, 'advar' => 0, 'this' => 1, 'namev' => 0, 'noesc' => 0), 'rawblock' => false) array(false, array(array('a'), array('"b'), array('c"'))) when input array(0,0,0,0,0,0,0,'a "b c"'), array('flags' => array('strpar' => 0, 'advar' => 0, 'this' => 1, 'namev' => 0, 'noesc' => 0), 'rawblock' => false) array(false, array(array('a'), array(-1, '\'b c\''))) when input array(0,0,0,0,0,0,0,'a "b c"'), array('flags' => array('strpar' => 0, 'advar' => 1, 'this' => 1, 'namev' => 0, 'noesc' => 0), 'rawblock' => false) array(false, array(array('a'), array('[b'), array('c]'))) when input array(0,0,0,0,0,0,0,'a [b c]'), array('flags' => array('strpar' => 0, 'advar' => 0, 'this' => 1, 'namev' => 0, 'noesc' => 0), 'rawblock' => false) array(false, array(array('a'), array('[b'), array('c]'))) when input array(0,0,0,0,0,0,0,'a [b c]'), array('flags' => array('strpar' => 0, 'advar' => 0, 'this' => 1, 'namev' => 1, 'noesc' => 0), 'rawblock' => false) array(false, array(array('a'), array('b c'))) when input array(0,0,0,0,0,0,0,'a [b c]'), array('flags' => array('strpar' => 0, 'advar' => 1, 'this' => 1, 'namev' => 0, 'noesc' => 0), 'rawblock' => false) array(false, array(array('a'), array('b c'))) when input array(0,0,0,0,0,0,0,'a [b c]'), array('flags' => array('strpar' => 0, 'advar' => 1, 'this' => 1, 'namev' => 1, 'noesc' => 0), 'rawblock' => false) array(false, array(array('a'), 'q' => array('b c'))) when input array(0,0,0,0,0,0,0,'a q=[b c]'), array('flags' => array('strpar' => 0, 'advar' => 1, 'this' => 1, 'namev' => 1, 'noesc' => 0), 'rawblock' => false) array(false, array(array('a'), array('q=[b c'))) when input array(0,0,0,0,0,0,0,'a [q=[b c]'), array('flags' => array('strpar' => 0, 'advar' => 1, 'this' => 1, 'namev' => 1, 'noesc' => 0), 'rawblock' => false) array(false, array(array('a'), 'q' => array('[b'), array('c]'))) when input array(0,0,0,0,0,0,0,'a q=[b c]'), array('flags' => array('strpar' => 0, 'advar' => 0, 'this' => 1, 'namev' => 1, 'noesc' => 0), 'rawblock' => false) array(false, array(array('a'), 'q' => array('b'), array('c'))) when input array(0,0,0,0,0,0,0,'a [q]=b c'), array('flags' => array('strpar' => 0, 'advar' => 0, 'this' => 1, 'namev' => 1, 'noesc' => 0), 'rawblock' => false) array(false, array(array('a'), 'q' => array(-1, '\'b c\''))) when input array(0,0,0,0,0,0,0,'a q="b c"'), array('flags' => array('strpar' => 0, 'advar' => 1, 'this' => 1, 'namev' => 1, 'noesc' => 0), 'rawblock' => false) array(false, array(array(-2, array(array('foo'), array('bar')), '(foo bar)'))) when input array(0,0,0,0,0,0,0,'(foo bar)'), array('flags' => array('strpar' => 0, 'advar' => 1, 'this' => 1, 'namev' => 1, 'noesc' => 0, 'exhlp' => 1, 'lambda' => 0), 'ops' => array('seperator' => ''), 'usedFeature' => array('subexp' => 0), 'rawblock' => false) array(false, array(array('foo'), array("'=='"), array('bar'))) when input array(0,0,0,0,0,0,0,"foo '==' bar"), array('flags' => array('strpar' => 0, 'advar' => 1, 'namev' => 1, 'noesc' => 0, 'this' => 0), 'rawblock' => false) array(false, array(array(-2, array(array('foo'), array('bar')), '( foo bar)'))) when input array(0,0,0,0,0,0,0,'( foo bar)'), array('flags' => array('strpar' => 0, 'advar' => 1, 'this' => 1, 'namev' => 1, 'noesc' => 0, 'exhlp' => 1, 'lambda' => 0), 'ops' => array('seperator' => ''), 'usedFeature' => array('subexp' => 0), 'rawblock' => false) array(false, array(array('a'), array(-1, '\' b c\''))) when input array(0,0,0,0,0,0,0,'a " b c"'), array('flags' => array('strpar' => 0, 'advar' => 1, 'this' => 1, 'namev' => 0, 'noesc' => 0), 'rawblock' => false) array(false, array(array('a'), 'q' => array(-1, '\' b c\''))) when input array(0,0,0,0,0,0,0,'a q=" b c"'), array('flags' => array('strpar' => 0, 'advar' => 1, 'this' => 1, 'namev' => 1, 'noesc' => 0), 'rawblock' => false) array(false, array(array('foo'), array(-1, "' =='"), array('bar'))) when input array(0,0,0,0,0,0,0,"foo \' ==\' bar"), array('flags' => array('strpar' => 0, 'advar' => 1, 'namev' => 1, 'noesc' => 0, 'this' => 0), 'rawblock' => false) array(false, array(array('a'), array(' b c'))) when input array(0,0,0,0,0,0,0,'a [ b c]'), array('flags' => array('strpar' => 0, 'advar' => 1, 'this' => 1, 'namev' => 1, 'noesc' => 0), 'rawblock' => false) array(false, array(array('a'), 'q' => array(-1, "' d e'"))) when input array(0,0,0,0,0,0,0,"a q=\' d e\'"), array('flags' => array('strpar' => 0, 'advar' => 1, 'this' => 1, 'namev' => 1, 'noesc' => 0), 'rawblock' => false) array(false, array('q' => array(-2, array(array('foo'), array('bar')), '( foo bar)'))) when input array(0,0,0,0,0,0,0,'q=( foo bar)'), array('flags' => array('strpar' => 0, 'advar' => 1, 'this' => 1, 'namev' => 1, 'noesc' => 0, 'exhlp' => 0, 'lambda' => 0), 'usedFeature' => array('subexp' => 0), 'ops' => array('seperator' => 0), 'rawblock' => false, 'helperresolver' => 0) array(false, array(array('foo'))) when input array(0,0,0,0,0,0,'>','foo'), array('flags' => array('strpar' => 0, 'advar' => 1, 'this' => 1, 'namev' => 1, 'noesc' => 0, 'exhlp' => 0, 'lambda' => 0), 'usedFeature' => array('subexp' => 0), 'ops' => array('seperator' => 0), 'rawblock' => false) array(false, array(array('foo'))) when input array(0,0,0,0,0,0,'>','"foo"'), array('flags' => array('strpar' => 0, 'advar' => 1, 'this' => 1, 'namev' => 1, 'noesc' => 0, 'exhlp' => 0, 'lambda' => 0), 'usedFeature' => array('subexp' => 0), 'ops' => array('seperator' => 0), 'rawblock' => false) array(false, array(array('foo'))) when input array(0,0,0,0,0,0,'>','[foo] '), array('flags' => array('strpar' => 0, 'advar' => 1, 'this' => 1, 'namev' => 1, 'noesc' => 0, 'exhlp' => 0, 'lambda' => 0), 'usedFeature' => array('subexp' => 0), 'ops' => array('seperator' => 0), 'rawblock' => false) array(false, array(array('foo'))) when input array(0,0,0,0,0,0,'>','\\'foo\\''), array('flags' => array('strpar' => 0, 'advar' => 1, 'this' => 1, 'namev' => 1, 'noesc' => 0, 'exhlp' => 0, 'lambda' => 0), 'usedFeature' => array('subexp' => 0), 'ops' => array('seperator' => 0), 'rawblock' => false)
`public static array<string>|null` | # `getPartialName( array<boolean|integer|array> & $vars, integer $pos = 0 )` Get partial name from "foo" or [foo] or \'foo\' Get partial name from "foo" or [foo] or \'foo\' #### Parameters $vars parsed token $pos position of partial name #### Returns array<string>|null Return one element partial name array #### Expect null when input array() array('foo') when input array('foo') array('foo') when input array('"foo"') array('foo') when input array('[foo]') array('foo') when input array("\'foo\'") array('foo') when input array(0, 'foo'), 1
`public static array<boolean|integer|array>` | # `subexpression( string $expression, array<string,array|string|integer> & $context )` Parse a subexpression then return parsed result. Parse a subexpression then return parsed result. #### Parameters $expression the full string of a sub expression $context current compile context #### Returns array<boolean|integer|array> Return parsed result #### Expect array(\LightnCandy\Parser::SUBEXP, array(array('a'), array('b')), '(a b)') when input '(a b)', array('usedFeature' => array('subexp' => 0), 'flags' => array('advar' => 0, 'namev' => 0, 'this' => 0, 'exhlp' => 1, 'strpar' => 0))
`public static boolean` | # `isSubExp( array<string|integer|array> $var )` Check a parsed result is a subexpression or not Check a parsed result is a subexpression or not #### Parameters $var #### Returns boolean return true when input is a subexpression #### Expect false when input 0 false when input array() false when input array(\LightnCandy\Parser::SUBEXP, 0) false when input array(\LightnCandy\Parser::SUBEXP, 0, 0) false when input array(\LightnCandy\Parser::SUBEXP, 0, '', 0) true when input array(\LightnCandy\Parser::SUBEXP, 0, '')
`protected static array<boolean|integer|array>` | # `advancedVariable( array<boolean|integer|array> $vars, array<string,array|string|integer> & $context, string $token )` Analyze parsed token for advanved variables. Analyze parsed token for advanved variables. #### Parameters $vars parsed token $context current compile context $token original token #### Returns array<boolean|integer|array> Return parsed result #### Expect array(array('this')) when input array('this'), array('flags' => array('advar' => 1, 'namev' => 1, 'this' => 0,)), 0 array(array()) when input array('this'), array('flags' => array('advar' => 1, 'namev' => 1, 'this' => 1)), 0 array(array('a')) when input array('a'), array('flags' => array('advar' => 1, 'namev' => 1, 'this' => 0, 'strpar' => 0)), 0 array(array('a'), array('b')) when input array('a', 'b'), array('flags' => array('advar' => 1, 'namev' => 1, 'this' => 0, 'strpar' => 0)), 0 array('a' => array('b')) when input array('a=b'), array('flags' => array('advar' => 1, 'namev' => 1, 'this' => 0, 'strpar' => 0)), 0 array('fo o' => array(\LightnCandy\Parser::LITERAL, '123')) when input array('[fo o]=123'), array('flags' => array('advar' => 1, 'namev' => 1, 'this' => 0)), 0 array('fo o' => array(\LightnCandy\Parser::LITERAL, '\'bar\'')) when input array('[fo o]="bar"'), array('flags' => array('advar' => 1, 'namev' => 1, 'this' => 0)), 0
`protected static array<string,integer>|null` | # `detectQuote( string $string )` Detect quote charactors Detect quote charactors #### Parameters $string the string to be detect the quote charactors #### Returns array<string,integer>|null Expected ending string when quote charactor be detected
`protected static array<boolean|integer|array>` | # `analyze( string $token, array<string,array|string|integer> & $context )` Analyze a token string and return parsed result. Analyze a token string and return parsed result. #### Parameters $token preg_match results $context current compile context #### Returns array<boolean|integer|array> Return parsed result #### Expect array('foo', 'bar') when input 'foo bar', array('flags' => array('advar' => 1)) array('foo', "'bar'") when input "foo 'bar'", array('flags' => array('advar' => 1)) array('[fo o]', '"bar"') when input '[fo o] "bar"', array('flags' => array('advar' => 1)) array('fo=123', 'bar="45', '6"') when input 'fo=123 bar="45 6"', array('flags' => array('advar' => 0)) array('fo=123', 'bar="45 6"') when input 'fo=123 bar="45 6"', array('flags' => array('advar' => 1)) array('[fo', 'o]=123') when input '[fo o]=123', array('flags' => array('advar' => 0)) array('[fo o]=123') when input '[fo o]=123', array('flags' => array('advar' => 1)) array('[fo o]=123', 'bar="456"') when input '[fo o]=123 bar="456"', array('flags' => array('advar' => 1)) array('[fo o]="1 2 3"') when input '[fo o]="1 2 3"', array('flags' => array('advar' => 1)) array('foo', 'a=(foo a=(foo a="ok"))') when input 'foo a=(foo a=(foo a="ok"))', array('flags' => array('advar' => 1))

Methods inherited from LightnCandy\Token
`setDelimiter(), toString()`

Constants summary
`integer` | `BLOCKPARAM` | # `9999`
`integer` | `PARTIALBLOCK` | # `9998`
`integer` | `LITERAL` | # `-1`
`integer` | `SUBEXP` | # `-2`

Constants inherited from LightnCandy\Token
`POS_BACKFILL, POS_BEGINRAW, POS_BEGINTAG, POS_ENDRAW, POS_ENDTAG, POS_INNERTAG, POS_LOTHER, POS_LSPACE, POS_LSPACECTL, POS_OP, POS_ROTHER, POS_RSPACE, POS_RSPACECTL, VARNAME_SEARCH`