VocabularyImpl constructor
VocabularyImpl(])
Constructs a new instance of VocabularyImpl from the specified literal, symbolic, and display token names.
@param literalNames The literal names assigned to tokens, or null if no literal names are assigned. @param symbolicNames The symbolic names assigned to tokens, or null if no symbolic names are assigned. @param displayNames The display names assigned to tokens, or null to use the values in literalNames and symbolicNames as the source of display names, as described in {@link #getDisplayName(int)}.
@see #getLiteralName(int) @see #getSymbolicName(int) @see #getDisplayName(int)
Implementation
VocabularyImpl(
this.literalNames,
this.symbolicNames, [
this.displayNames = EMPTY_NAMES,
]) {
// See note here on -1 part: https://github.com/antlr/antlr4/pull/1146
maxTokenType = max(displayNames.length,
max(literalNames.length, symbolicNames.length)) -
1;
}