Class RegExpLookahead
A zero-width lookahead assertion.
Examples:
(?=\w)
(?!\n)
Import path
import javascript
Direct supertypes
Indirect supertypes
Known direct subtypes
Predicates
getAPrimaryQlClass | Gets the primary QL class for the Locatable. |
Inherited predicates
getAChild | Gets a child term of this term. | from RegExpTerm |
getAMatchedString | Gets a string that is matched by this regular-expression term. | from RegExpTerm |
getChild | Gets the | from RegExpTerm |
getConstantValue | Gets the single string this regular-expression term matches. | from RegExpTerm |
getEndLine | Gets the line on which this element ends. | from Locatable |
getFile | Gets the file this program element comes from. | from Locatable |
getLastChild | Gets the last child term of this term. | from RegExpTerm |
getLiteral | Gets the regular expression literal this term belongs to, if any. | from RegExpTerm |
getLocation | Gets this element’s location. | from Locatable |
getNumChild | Gets the number of child terms of this term. | from RegExpTerm |
getNumLines | Gets the number of lines covered by this element. | from Locatable |
getOperand | Gets the lookahead term. | from RegExpSubPattern |
getParent | Gets the parent term of this regular expression term, or the regular expression literal if this is the root term. | from RegExpTerm |
getPredecessor | Gets the regular expression term that is matched (textually) before this one, if any. | from RegExpTerm |
getPrimaryQlClasses | Gets a comma-separated list of the names of the primary CodeQL classes to which this element belongs. | from Locatable |
getRawValue | Gets the raw source text of this term. | from RegExpTerm |
getRootTerm | Gets the outermost term of this regular expression. | from RegExpTerm |
getStartLine | Gets the line on which this element starts. | from Locatable |
getSuccessor | Gets the regular expression term that is matched (textually) after this one, if any. | from RegExpTerm |
hasLocationInfo | Holds if this term has the specified location. | from RegExpTerm |
isInBackwardMatchingContext | Holds if this regular term is in a backward-matching context, that is, it has an enclosing lookbehind assertions. | from RegExpTerm |
isInForwardMatchingContext | Holds if this regular term is in a forward-matching context, that is, it has no enclosing lookbehind assertions. | from RegExpTerm |
isNullable | Holds if this regular expression term can match the empty string. | from RegExpSubPattern |
isPartOfRegExpLiteral | Holds if this term occurs as part of a regular expression literal. | from RegExpTerm |
isPartOfStringLiteral | Holds if this term occurs as part of a string literal. | from RegExpTerm |
isRootTerm | Holds if this is the root term of a regular expression. | from RegExpTerm |
isUsedAsRegExp | Holds if this term is part of a regular expression literal, or a string literal that is interpreted as a regular expression. | from RegExpTerm |
toString | Gets a textual representation of this element. | from RegExpTerm |