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Prism.languages.iecst = {
comment: [
{
pattern:
/(^|[^\\])(?:\/\*[\s\S]*?(?:\*\/|$)|\(\*[\s\S]*?(?:\*\)|$)|\{[\s\S]*?(?:\}|$))/,
lookbehind: true,
greedy: true,
},
{
pattern: /(^|[^\\:])\/\/.*/,
lookbehind: true,
greedy: true,
},
],
string: {
pattern: /(["'])(?:\\(?:\r\n|[\s\S])|(?!\1)[^\\\r\n])*\1/,
greedy: true,
},
keyword: [
/\b(?:END_)?(?:PROGRAM|CONFIGURATION|INTERFACE|FUNCTION_BLOCK|FUNCTION|ACTION|TRANSITION|TYPE|STRUCT|(?:INITIAL_)?STEP|NAMESPACE|LIBRARY|CHANNEL|FOLDER|RESOURCE|VAR_(?:ACCESS|CONFIG|EXTERNAL|GLOBAL|INPUT|IN_OUT|OUTPUT|TEMP)|VAR|METHOD|PROPERTY)\b/i,
/\b(?:AT|BY|(?:END_)?(?:CASE|FOR|IF|REPEAT|WHILE)|CONSTANT|CONTINUE|DO|ELSE|ELSIF|EXIT|EXTENDS|FROM|GET|GOTO|IMPLEMENTS|JMP|NON_RETAIN|OF|PRIVATE|PROTECTED|PUBLIC|RETAIN|RETURN|SET|TASK|THEN|TO|UNTIL|USING|WITH|__CATCH|__ENDTRY|__FINALLY|__TRY)\b/,
],
'class-name':
/\b(?:ANY|ARRAY|BOOL|BYTE|U?(?:D|L|S)?INT|(?:D|L)?WORD|DATE(?:_AND_TIME)?|DT|L?REAL|POINTER|STRING|TIME(?:_OF_DAY)?|TOD)\b/,
address: {
pattern: /%[IQM][XBWDL][\d.]*|%[IQ][\d.]*/,
alias: 'symbol',
},
number:
/\b(?:16#[\da-f]+|2#[01_]+|0x[\da-f]+)\b|\b(?:D|DT|T|TOD)#[\d_shmd:]*|\b[A-Z]*#[\d.,_]*|(?:\b\d+(?:\.\d*)?|\B\.\d+)(?:e[+-]?\d+)?/i,
boolean: /\b(?:FALSE|NULL|TRUE)\b/,
operator:
/S?R?:?=>?|&&?|\*\*?|<[=>]?|>=?|[-:^/+#]|\b(?:AND|EQ|EXPT|GE|GT|LE|LT|MOD|NE|NOT|OR|XOR)\b/,
function: /\b[a-z_]\w*(?=\s*\()/i,
punctuation: /[()[\].,;]/,
};
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