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| module.exports = function(hljs) {
| var regexes = {
| ruleDeclaration: "^[a-zA-Z][a-zA-Z0-9-]*",
| unexpectedChars: "[!@#$^&',?+~`|:]"
| };
|
| var keywords = [
| "ALPHA",
| "BIT",
| "CHAR",
| "CR",
| "CRLF",
| "CTL",
| "DIGIT",
| "DQUOTE",
| "HEXDIG",
| "HTAB",
| "LF",
| "LWSP",
| "OCTET",
| "SP",
| "VCHAR",
| "WSP"
| ];
|
| var commentMode = hljs.COMMENT(";", "$");
|
| var terminalBinaryMode = {
| className: "symbol",
| begin: /%b[0-1]+(-[0-1]+|(\.[0-1]+)+){0,1}/
| };
|
| var terminalDecimalMode = {
| className: "symbol",
| begin: /%d[0-9]+(-[0-9]+|(\.[0-9]+)+){0,1}/
| };
|
| var terminalHexadecimalMode = {
| className: "symbol",
| begin: /%x[0-9A-F]+(-[0-9A-F]+|(\.[0-9A-F]+)+){0,1}/,
| };
|
| var caseSensitivityIndicatorMode = {
| className: "symbol",
| begin: /%[si]/
| };
|
| var ruleDeclarationMode = {
| className: "attribute",
| begin: regexes.ruleDeclaration + '(?=\\s*=)',
| };
|
| return {
| illegal: regexes.unexpectedChars,
| keywords: keywords.join(" "),
| contains: [
| ruleDeclarationMode,
| commentMode,
| terminalBinaryMode,
| terminalDecimalMode,
| terminalHexadecimalMode,
| caseSensitivityIndicatorMode,
| hljs.QUOTE_STRING_MODE,
| hljs.NUMBER_MODE
| ]
| };
| };
|
|
