| 1 | 'use strict'
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| 2 |
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| 3 | module.exports = stan
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| 4 | stan.displayName = 'stan'
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| 5 | stan.aliases = []
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| 6 | function stan(Prism) {
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| 7 | ;(function (Prism) {
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| 8 | // https://mc-stan.org/docs/2_28/reference-manual/bnf-grammars.html
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| 9 | var higherOrderFunctions =
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| 10 | /\b(?:algebra_solver|algebra_solver_newton|integrate_1d|integrate_ode|integrate_ode_bdf|integrate_ode_rk45|map_rect|ode_(?:adams|bdf|ckrk|rk45)(?:_tol)?|ode_adjoint_tol_ctl|reduce_sum|reduce_sum_static)\b/
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| 11 | Prism.languages.stan = {
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| 12 | comment: /\/\/.*|\/\*[\s\S]*?\*\/|#(?!include).*/,
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| 13 | string: {
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| 14 | // String literals can contain spaces and any printable ASCII characters except for " and \
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| 15 | // https://mc-stan.org/docs/2_24/reference-manual/print-statements-section.html#string-literals
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| 16 | pattern: /"[\x20\x21\x23-\x5B\x5D-\x7E]*"/,
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| 17 | greedy: true
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| 18 | },
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| 19 | directive: {
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| 20 | pattern: /^([ \t]*)#include\b.*/m,
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| 21 | lookbehind: true,
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| 22 | alias: 'property'
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| 23 | },
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| 24 | 'function-arg': {
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| 25 | pattern: RegExp(
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| 26 | '(' +
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| 27 | higherOrderFunctions.source +
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| 28 | /\s*\(\s*/.source +
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| 29 | ')' +
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| 30 | /[a-zA-Z]\w*/.source
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| 31 | ),
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| 32 | lookbehind: true,
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| 33 | alias: 'function'
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| 34 | },
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| 35 | constraint: {
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| 36 | pattern: /(\b(?:int|matrix|real|row_vector|vector)\s*)<[^<>]*>/,
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| 37 | lookbehind: true,
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| 38 | inside: {
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| 39 | expression: {
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| 40 | pattern: /(=\s*)\S(?:\S|\s+(?!\s))*?(?=\s*(?:>$|,\s*\w+\s*=))/,
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| 41 | lookbehind: true,
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| 42 | inside: null // see below
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| 43 | },
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| 44 | property: /\b[a-z]\w*(?=\s*=)/i,
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| 45 | operator: /=/,
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| 46 | punctuation: /^<|>$|,/
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| 47 | }
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| 48 | },
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| 49 | keyword: [
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| 50 | {
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| 51 | pattern:
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| 52 | /\bdata(?=\s*\{)|\b(?:functions|generated|model|parameters|quantities|transformed)\b/,
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| 53 | alias: 'program-block'
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| 54 | },
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| 55 | /\b(?:array|break|cholesky_factor_corr|cholesky_factor_cov|complex|continue|corr_matrix|cov_matrix|data|else|for|if|in|increment_log_prob|int|matrix|ordered|positive_ordered|print|real|reject|return|row_vector|simplex|target|unit_vector|vector|void|while)\b/, // these are functions that are known to take another function as their first argument.
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| 56 | higherOrderFunctions
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| 57 | ],
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| 58 | function: /\b[a-z]\w*(?=\s*\()/i,
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| 59 | number:
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| 60 | /(?:\b\d+(?:_\d+)*(?:\.(?:\d+(?:_\d+)*)?)?|\B\.\d+(?:_\d+)*)(?:E[+-]?\d+(?:_\d+)*)?i?(?!\w)/i,
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| 61 | boolean: /\b(?:false|true)\b/,
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| 62 | operator: /<-|\.[*/]=?|\|\|?|&&|[!=<>+\-*/]=?|['^%~?:]/,
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| 63 | punctuation: /[()\[\]{},;]/
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| 64 | }
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| 65 | Prism.languages.stan.constraint.inside.expression.inside =
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| 66 | Prism.languages.stan
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| 67 | })(Prism)
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| 68 | }
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