grammar.ts

import { grammars, Grammar } from '@ohm-js/wasm/compat';

export const liquidHtmlGrammars = grammars(require('../grammar/liquid-html.ohm.js'));

export const TextNodeGrammar = liquidHtmlGrammars['Helpers'];
export const LiquidDocGrammar = liquidHtmlGrammars['LiquidDoc'];

export interface LiquidGrammars {
  Liquid: Grammar;
  LiquidHTML: Grammar;
  LiquidStatement: Grammar;
}

export const strictGrammars: LiquidGrammars = {
  Liquid: liquidHtmlGrammars['StrictLiquid'],
  LiquidHTML: liquidHtmlGrammars['StrictLiquidHTML'],
  LiquidStatement: liquidHtmlGrammars['StrictLiquidStatement'],
};

export const tolerantGrammars: LiquidGrammars = {
  Liquid: liquidHtmlGrammars['Liquid'],
  LiquidHTML: liquidHtmlGrammars['LiquidHTML'],
  LiquidStatement: liquidHtmlGrammars['LiquidStatement'],
};

export const placeholderGrammars: LiquidGrammars = {
  Liquid: liquidHtmlGrammars['WithPlaceholderLiquid'],
  LiquidHTML: liquidHtmlGrammars['WithPlaceholderLiquidHTML'],
  LiquidStatement: liquidHtmlGrammars['WithPlaceholderLiquidStatement'],
};

// see ../../grammar/liquid-html.ohm for full list
export const BLOCKS = (strictGrammars.LiquidHTML.rules as any).blockName.body.factors[0].terms.map(
  (x: any) => x.obj,
) as string[];

// see ../../grammar/liquid-html.ohm for full list
export const RAW_TAGS = (strictGrammars.LiquidHTML.rules as any).liquidRawTag.body.terms
  .map((term: any) => term.args[0].obj)
  .concat('comment') as string[];

// see ../../grammar/liquid-html.ohm for full list
export const VOID_ELEMENTS = (
  strictGrammars.LiquidHTML.rules as any
).voidElementName.body.factors[0].terms.map((x: any) => x.args[0].obj) as string[];

export const TAGS_WITHOUT_MARKUP = [
  'style',
  'schema',
  'javascript',
  'else',
  'break',
  'continue',
  'comment',
  'raw',
  'doc',
];